///////////////////////////////////////////////////////////////////////////// // Copyright (c) Electronic Arts Inc. All rights reserved. ///////////////////////////////////////////////////////////////////////////// #if defined(_MSC_VER) // We have little choice but to disable this warning. See the FAQ for why. #pragma warning(disable: 4244) // conversion from '___' to '___', possible loss of data #endif #include #include #include #include #include #include #include #include #include #include #include #include "ConceptImpls.h" #include #include "EASTLTest.h" // Put this after the above so that it doesn't block any warnings from the includes above. namespace eastl { #if 0 // These are some tests of altermative implementations of branch-free min/max functions. /* union FloatInt32Union { float f; int32_t i; }; inline float min_alt2(float a, float b) { FloatInt32Union uc; uc.f = a - b; const float choices[2] = { a, b }; return (choices + 1)[uc.i >> 31]; } inline float min_alt3(float a, float b) { FloatInt32Union uc, ua, ub, ur; uc.f = a - b; uc.i >>= 31; ua.f = a; ub.f = b; ur.i = (ua.i & uc.i) | (ub.i & ~uc.i); return ur.f; } */ #endif } namespace { struct A{ A(int n) : a(n){} int a; }; struct LessStruct{ bool operator()(const A& a1, const A& a2){ return a1.a < a2.a; } }; struct B{ B(int n) : b(n){} int b; }; inline bool LessFunction(const B& b1, const B& b2){ return b1.b < b2.b; } } enum TestMinMaxEnum { teX = 0, teY = 3 }; /////////////////////////////////////////////////////////////////////////////// // Greater // // A version of greater that uses operator < instead of operator >. // template struct Greater : public eastl::binary_function { bool operator()(const T& a, const T& b) const { return (b < a); } }; /////////////////////////////////////////////////////////////////////////////// // DivisibleBy // struct DivisibleBy { int d; DivisibleBy(int n = 1) : d(n) {} bool operator()(int n) const { return ((n % d) == 0); } }; /////////////////////////////////////////////////////////////////////////////// // TestObjectNegate // struct TestObjectNegate : public eastl::unary_function { TestObject operator()(const TestObject& a) const { return TestObject(-a.mX); } }; static int TestMinMax() { using namespace eastl; int nErrorCount = 0; EA::UnitTest::Rand rng(EA::UnitTest::GetRandSeed()); { // NOTE(rparolin): This compiles but it should not. We provide explicit eastl::max overloads for float, double, // and long double which enable this behaviour. It is not standards compliant and it will be removed in a // future release. { struct Foo { operator float() const { return 0; } }; Foo f1; float f2{}; eastl::max(f1, f2); } // NOTE(rparolin): This will not compile because we lack explicit eastl::max overloads for 'int'. // { // struct Foo // { // operator int() const { return 0; } // }; // Foo f1; // int f2{}; // eastl::max(f1, f2); // } } { // const T& min(const T& a, const T& b); // const T& min(const T& a, const T& b, Compare compare) // const T& max(const T& a, const T& b); // const T& max(const T& a, const T& b, Compare compare) A a1(1), a2(2), a3(3); a3 = min(a1, a2, LessStruct()); EATEST_VERIFY(a3.a == 1); a3 = max(a1, a2, LessStruct()); EATEST_VERIFY(a3.a == 2); B b1(1), b2(2), b3(3); b3 = min(b2, b1, LessFunction); EATEST_VERIFY(b3.b == 1); b3 = max(b2, b1, LessFunction); EATEST_VERIFY(b3.b == 2); TestObject t1(1), t2(2), t3(3); t3 = min(t2, t1); EATEST_VERIFY(t3.mX == 1); t3 = max(t2, t1); EATEST_VERIFY(t3.mX == 2); int i1, i2(-1), i3(1); i1 = min(i2, i3); EATEST_VERIFY(i1 == -1); i1 = min(i3, i2); EATEST_VERIFY(i1 == -1); i1 = max(i2, i3); EATEST_VERIFY(i1 == 1); i1 = max(i3, i2); EATEST_VERIFY(i1 == 1); const volatile int i2cv(-1), i3cv(1); i1 = min(i2cv, i3cv); EATEST_VERIFY(i1 == -1); i1 = min(i3cv, i2cv); EATEST_VERIFY(i1 == -1); i1 = max(i2cv, i3cv); EATEST_VERIFY(i1 == 1); i1 = max(i3cv, i2cv); EATEST_VERIFY(i1 == 1); float f1, f2(-1), f3(1); f1 = min(f2, f3); EATEST_VERIFY(f1 == -1); f1 = min(f3, f2); EATEST_VERIFY(f1 == -1); f1 = max(f2, f3); EATEST_VERIFY(f1 == 1); f1 = max(f3, f2); EATEST_VERIFY(f1 == 1); double d1, d2(-1), d3(1); d1 = min(d2, d3); EATEST_VERIFY(d1 == -1); d1 = min(d3, d2); EATEST_VERIFY(d1 == -1); d1 = max(d2, d3); EATEST_VERIFY(d1 == 1); d1 = max(d3, d2); EATEST_VERIFY(d1 == 1); void* p1, *p2 = &d2, *p3 = &d3; p1 = min(p2, p3); EATEST_VERIFY((uintptr_t)p1 == min((uintptr_t)p2, (uintptr_t)p3)); double* pd1, *pd2 = &d2, *pd3 = &d3; pd1 = min(pd2, pd3); EATEST_VERIFY((uintptr_t)pd1 == min((uintptr_t)pd2, (uintptr_t)pd3)); // initializer_list tests #if !defined(EA_COMPILER_NO_INITIALIZER_LISTS) EATEST_VERIFY(min({ 3, 1, 2}) == 1); EATEST_VERIFY(max({ 3, 1, 2}) == 3); #endif // Test scalar specializations EATEST_VERIFY(min((char)1, (char)1) == 1); EATEST_VERIFY(min((char)1, (char)2) == 1); EATEST_VERIFY(min((char)2, (char)1) == 1); EATEST_VERIFY(min((signed char)1, (signed char)1) == 1); EATEST_VERIFY(min((signed char)1, (signed char)2) == 1); EATEST_VERIFY(min((signed char)2, (signed char)1) == 1); EATEST_VERIFY(min((unsigned char)1, (unsigned char)1) == 1); EATEST_VERIFY(min((unsigned char)1, (unsigned char)2) == 1); EATEST_VERIFY(min((unsigned char)2, (unsigned char)1) == 1); EATEST_VERIFY(min((signed short)1, (signed short)1) == 1); EATEST_VERIFY(min((signed short)1, (signed short)2) == 1); EATEST_VERIFY(min((signed short)2, (signed short)1) == 1); EATEST_VERIFY(min((unsigned short)1, (unsigned short)1) == 1); EATEST_VERIFY(min((unsigned short)1, (unsigned short)2) == 1); EATEST_VERIFY(min((unsigned short)2, (unsigned short)1) == 1); EATEST_VERIFY(min((signed int)1, (signed int)1) == 1); EATEST_VERIFY(min((signed int)1, (signed int)2) == 1); EATEST_VERIFY(min((signed int)2, (signed int)1) == 1); EATEST_VERIFY(min((unsigned int)1, (unsigned int)1) == 1); EATEST_VERIFY(min((unsigned int)1, (unsigned int)2) == 1); EATEST_VERIFY(min((unsigned int)2, (unsigned int)1) == 1); EATEST_VERIFY(min((signed long)1, (signed long)1) == 1); EATEST_VERIFY(min((signed long)1, (signed long)2) == 1); EATEST_VERIFY(min((signed long)2, (signed long)1) == 1); EATEST_VERIFY(min((unsigned long)1, (unsigned long)1) == 1); EATEST_VERIFY(min((unsigned long)1, (unsigned long)2) == 1); EATEST_VERIFY(min((unsigned long)2, (unsigned long)1) == 1); EATEST_VERIFY(min((signed long long)1, (signed long long)1) == 1); EATEST_VERIFY(min((signed long long)1, (signed long long)2) == 1); EATEST_VERIFY(min((signed long long)2, (signed long long)1) == 1); EATEST_VERIFY(min((unsigned long long)1, (unsigned long long)1) == 1); EATEST_VERIFY(min((unsigned long long)1, (unsigned long long)2) == 1); EATEST_VERIFY(min((unsigned long long)2, (unsigned long long)1) == 1); EATEST_VERIFY(min((float)1, (float)1) == 1); EATEST_VERIFY(min((float)1, (float)2) == 1); EATEST_VERIFY(min((float)2, (float)1) == 1); EATEST_VERIFY(min((double)1, (double)1) == 1); EATEST_VERIFY(min((double)1, (double)2) == 1); EATEST_VERIFY(min((double)2, (double)1) == 1); EATEST_VERIFY(min((long double)1, (long double)1) == 1); EATEST_VERIFY(min((long double)1, (long double)2) == 1); EATEST_VERIFY(min((long double)2, (long double)1) == 1); // Test max specializations EATEST_VERIFY(max((char)1, (char)1) == 1); EATEST_VERIFY(max((char)1, (char)2) == 2); EATEST_VERIFY(max((char)2, (char)1) == 2); EATEST_VERIFY(max((signed char)1, (signed char)1) == 1); EATEST_VERIFY(max((signed char)1, (signed char)2) == 2); EATEST_VERIFY(max((signed char)2, (signed char)1) == 2); EATEST_VERIFY(max((unsigned char)1, (unsigned char)1) == 1); EATEST_VERIFY(max((unsigned char)1, (unsigned char)2) == 2); EATEST_VERIFY(max((unsigned char)2, (unsigned char)1) == 2); EATEST_VERIFY(max((signed short)1, (signed short)1) == 1); EATEST_VERIFY(max((signed short)1, (signed short)2) == 2); EATEST_VERIFY(max((signed short)2, (signed short)1) == 2); EATEST_VERIFY(max((unsigned short)1, (unsigned short)1) == 1); EATEST_VERIFY(max((unsigned short)1, (unsigned short)2) == 2); EATEST_VERIFY(max((unsigned short)2, (unsigned short)1) == 2); EATEST_VERIFY(max((signed int)1, (signed int)1) == 1); EATEST_VERIFY(max((signed int)1, (signed int)2) == 2); EATEST_VERIFY(max((signed int)2, (signed int)1) == 2); EATEST_VERIFY(max((unsigned int)1, (unsigned int)1) == 1); EATEST_VERIFY(max((unsigned int)1, (unsigned int)2) == 2); EATEST_VERIFY(max((unsigned int)2, (unsigned int)1) == 2); EATEST_VERIFY(max((signed long)1, (signed long)1) == 1); EATEST_VERIFY(max((signed long)1, (signed long)2) == 2); EATEST_VERIFY(max((signed long)2, (signed long)1) == 2); EATEST_VERIFY(max((unsigned long)1, (unsigned long)1) == 1); EATEST_VERIFY(max((unsigned long)1, (unsigned long)2) == 2); EATEST_VERIFY(max((unsigned long)2, (unsigned long)1) == 2); EATEST_VERIFY(max((signed long long)1, (signed long long)1) == 1); EATEST_VERIFY(max((signed long long)1, (signed long long)2) == 2); EATEST_VERIFY(max((signed long long)2, (signed long long)1) == 2); EATEST_VERIFY(max((unsigned long long)1, (unsigned long long)1) == 1); EATEST_VERIFY(max((unsigned long long)1, (unsigned long long)2) == 2); EATEST_VERIFY(max((unsigned long long)2, (unsigned long long)1) == 2); EATEST_VERIFY(max((float)1, (float)1) == 1); EATEST_VERIFY(max((float)1, (float)2) == 2); EATEST_VERIFY(max((float)2, (float)1) == 2); EATEST_VERIFY(max((double)1, (double)1) == 1); EATEST_VERIFY(max((double)1, (double)2) == 2); EATEST_VERIFY(max((double)2, (double)1) == 2); EATEST_VERIFY(max((long double)1, (long double)1) == 1); EATEST_VERIFY(max((long double)1, (long double)2) == 2); EATEST_VERIFY(max((long double)2, (long double)1) == 2); // Test min_alt specializations EATEST_VERIFY(min_alt((char)1, (char)1) == 1); EATEST_VERIFY(min_alt((char)1, (char)2) == 1); EATEST_VERIFY(min_alt((char)2, (char)1) == 1); EATEST_VERIFY(min_alt((signed char)1, (signed char)1) == 1); EATEST_VERIFY(min_alt((signed char)1, (signed char)2) == 1); EATEST_VERIFY(min_alt((signed char)2, (signed char)1) == 1); EATEST_VERIFY(min_alt((unsigned char)1, (unsigned char)1) == 1); EATEST_VERIFY(min_alt((unsigned char)1, (unsigned char)2) == 1); EATEST_VERIFY(min_alt((unsigned char)2, (unsigned char)1) == 1); EATEST_VERIFY(min_alt((signed short)1, (signed short)1) == 1); EATEST_VERIFY(min_alt((signed short)1, (signed short)2) == 1); EATEST_VERIFY(min_alt((signed short)2, (signed short)1) == 1); EATEST_VERIFY(min_alt((unsigned short)1, (unsigned short)1) == 1); EATEST_VERIFY(min_alt((unsigned short)1, (unsigned short)2) == 1); EATEST_VERIFY(min_alt((unsigned short)2, (unsigned short)1) == 1); EATEST_VERIFY(min_alt((signed int)1, (signed int)1) == 1); EATEST_VERIFY(min_alt((signed int)1, (signed int)2) == 1); EATEST_VERIFY(min_alt((signed int)2, (signed int)1) == 1); EATEST_VERIFY(min_alt((unsigned int)1, (unsigned int)1) == 1); EATEST_VERIFY(min_alt((unsigned int)1, (unsigned int)2) == 1); EATEST_VERIFY(min_alt((unsigned int)2, (unsigned int)1) == 1); EATEST_VERIFY(min_alt((signed long)1, (signed long)1) == 1); EATEST_VERIFY(min_alt((signed long)1, (signed long)2) == 1); EATEST_VERIFY(min_alt((signed long)2, (signed long)1) == 1); EATEST_VERIFY(min_alt((unsigned long)1, (unsigned long)1) == 1); EATEST_VERIFY(min_alt((unsigned long)1, (unsigned long)2) == 1); EATEST_VERIFY(min_alt((unsigned long)2, (unsigned long)1) == 1); EATEST_VERIFY(min_alt((signed long long)1, (signed long long)1) == 1); EATEST_VERIFY(min_alt((signed long long)1, (signed long long)2) == 1); EATEST_VERIFY(min_alt((signed long long)2, (signed long long)1) == 1); EATEST_VERIFY(min_alt((unsigned long long)1, (unsigned long long)1) == 1); EATEST_VERIFY(min_alt((unsigned long long)1, (unsigned long long)2) == 1); EATEST_VERIFY(min_alt((unsigned long long)2, (unsigned long long)1) == 1); EATEST_VERIFY(min_alt((float)1, (float)1) == 1); EATEST_VERIFY(min_alt((float)1, (float)2) == 1); EATEST_VERIFY(min_alt((float)2, (float)1) == 1); EATEST_VERIFY(min_alt((double)1, (double)1) == 1); EATEST_VERIFY(min_alt((double)1, (double)2) == 1); EATEST_VERIFY(min_alt((double)2, (double)1) == 1); EATEST_VERIFY(min_alt((long double)1, (long double)1) == 1); EATEST_VERIFY(min_alt((long double)1, (long double)2) == 1); EATEST_VERIFY(min_alt((long double)2, (long double)1) == 1); // Test max_alt specializations EATEST_VERIFY(max_alt((char)1, (char)1) == 1); EATEST_VERIFY(max_alt((char)1, (char)2) == 2); EATEST_VERIFY(max_alt((char)2, (char)1) == 2); EATEST_VERIFY(max_alt((signed char)1, (signed char)1) == 1); EATEST_VERIFY(max_alt((signed char)1, (signed char)2) == 2); EATEST_VERIFY(max_alt((signed char)2, (signed char)1) == 2); EATEST_VERIFY(max_alt((unsigned char)1, (unsigned char)1) == 1); EATEST_VERIFY(max_alt((unsigned char)1, (unsigned char)2) == 2); EATEST_VERIFY(max_alt((unsigned char)2, (unsigned char)1) == 2); EATEST_VERIFY(max_alt((signed short)1, (signed short)1) == 1); EATEST_VERIFY(max_alt((signed short)1, (signed short)2) == 2); EATEST_VERIFY(max_alt((signed short)2, (signed short)1) == 2); EATEST_VERIFY(max_alt((unsigned short)1, (unsigned short)1) == 1); EATEST_VERIFY(max_alt((unsigned short)1, (unsigned short)2) == 2); EATEST_VERIFY(max_alt((unsigned short)2, (unsigned short)1) == 2); EATEST_VERIFY(max_alt((signed int)1, (signed int)1) == 1); EATEST_VERIFY(max_alt((signed int)1, (signed int)2) == 2); EATEST_VERIFY(max_alt((signed int)2, (signed int)1) == 2); EATEST_VERIFY(max_alt((unsigned int)1, (unsigned int)1) == 1); EATEST_VERIFY(max_alt((unsigned int)1, (unsigned int)2) == 2); EATEST_VERIFY(max_alt((unsigned int)2, (unsigned int)1) == 2); EATEST_VERIFY(max_alt((signed long)1, (signed long)1) == 1); EATEST_VERIFY(max_alt((signed long)1, (signed long)2) == 2); EATEST_VERIFY(max_alt((signed long)2, (signed long)1) == 2); EATEST_VERIFY(max_alt((unsigned long)1, (unsigned long)1) == 1); EATEST_VERIFY(max_alt((unsigned long)1, (unsigned long)2) == 2); EATEST_VERIFY(max_alt((unsigned long)2, (unsigned long)1) == 2); EATEST_VERIFY(max_alt((signed long long)1, (signed long long)1) == 1); EATEST_VERIFY(max_alt((signed long long)1, (signed long long)2) == 2); EATEST_VERIFY(max_alt((signed long long)2, (signed long long)1) == 2); EATEST_VERIFY(max_alt((unsigned long long)1, (unsigned long long)1) == 1); EATEST_VERIFY(max_alt((unsigned long long)1, (unsigned long long)2) == 2); EATEST_VERIFY(max_alt((unsigned long long)2, (unsigned long long)1) == 2); EATEST_VERIFY(max_alt((float)1, (float)1) == 1); EATEST_VERIFY(max_alt((float)1, (float)2) == 2); EATEST_VERIFY(max_alt((float)2, (float)1) == 2); EATEST_VERIFY(max_alt((double)1, (double)1) == 1); EATEST_VERIFY(max_alt((double)1, (double)2) == 2); EATEST_VERIFY(max_alt((double)2, (double)1) == 2); EATEST_VERIFY(max_alt((long double)1, (long double)1) == 1); EATEST_VERIFY(max_alt((long double)1, (long double)2) == 2); EATEST_VERIFY(max_alt((long double)2, (long double)1) == 2); } { // const T& min_alt(const T& a, const T& b); // const T& min_alt(const T& a, const T& b, Compare compare) // const T& max_alt(const T& a, const T& b); // const T& max_alt(const T& a, const T& b, Compare compare) A a1(1), a2(2), a3(3); a3 = min_alt(a1, a2, LessStruct()); EATEST_VERIFY(a3.a == 1); a3 = max_alt(a1, a2, LessStruct()); EATEST_VERIFY(a3.a == 2); B b1(1), b2(2), b3(3); b3 = min_alt(b2, b1, LessFunction); EATEST_VERIFY(b3.b == 1); b3 = max_alt(b2, b1, LessFunction); EATEST_VERIFY(b3.b == 2); TestObject t1(1), t2(2), t3(3); t3 = min_alt(t2, t1); EATEST_VERIFY(t3.mX == 1); t3 = max_alt(t2, t1); EATEST_VERIFY(t3.mX == 2); int i1, i2(-1), i3(1); i1 = min_alt(i2, i3); EATEST_VERIFY(i1 == -1); i1 = min_alt(i3, i2); EATEST_VERIFY(i1 == -1); i1 = max_alt(i2, i3); EATEST_VERIFY(i1 == 1); i1 = max_alt(i3, i2); EATEST_VERIFY(i1 == 1); float f1, f2(-1), f3(1); f1 = min_alt(f2, f3); EATEST_VERIFY(f1 == -1); f1 = min_alt(f3, f2); EATEST_VERIFY(f1 == -1); f1 = max_alt(f2, f3); EATEST_VERIFY(f1 == 1); f1 = max_alt(f3, f2); EATEST_VERIFY(f1 == 1); double d1, d2(-1), d3(1); d1 = min_alt(d2, d3); EATEST_VERIFY(d1 == -1); d1 = min_alt(d3, d2); EATEST_VERIFY(d1 == -1); d1 = max_alt(d2, d3); EATEST_VERIFY(d1 == 1); d1 = max_alt(d3, d2); EATEST_VERIFY(d1 == 1); // Make sure enums work static_assert(eastl::is_enum::value, "is_enum failure"); EATEST_VERIFY(eastl::min(teX, teY) == teX); // Make sure pointers work TestObject testObjectArray[2]; EATEST_VERIFY(eastl::min(&testObjectArray[0], &testObjectArray[1]) == &testObjectArray[0]); // Regression for Microsoft warning C4347 (http://msdn.microsoft.com/en-us/library/x7wb5te0.aspx) int32_t value = rng.RandRange(17, 18); int32_t result = eastl::max_alt(0, value); // warning C4347: behavior change: 'const T &eastl::max_alt(const T &,const T &)' is called instead of 'int eastl::max_alt(int,int)' EATEST_VERIFY(result == 17); // Regression for Microsoft error C2666 (http://msdn.microsoft.com/en-us/library/dyafzty4%28v=vs.110%29.aspx) uint32_t value2a = 17; uint32_t value2b = 2; uint32_t result2 = eastl::min_alt(value2a - value2b, 4); // error C2666: 'eastl::min_alt' : 12 overloads have similar conversions EATEST_VERIFY(result2 == 4); // Regression for volatile arguments + literals // This test is disabled until we come up with a solution for this. std::min gives the same result as below, so we aren't necessarily obligated to resolve this. // volatile uint32_t value3 = 17; // uint32_t result3 = eastl::min_alt(value3, 4); // error C2664: 'const T &eastl::min_alt(const T &,const T &)' : cannot convert parameter 1 from 'volatile uint32_t' to 'const unsigned int &' // EATEST_VERIFY(result3 == 4); } { // ForwardIterator min_element(ForwardIterator first, ForwardIterator last) // ForwardIterator min_element(ForwardIterator first, ForwardIterator last, Compare compare) int intArray[] = { -5, 2, 1, 5, 4, 5 }; int* pInt = min_element(intArray, intArray + 6); EATEST_VERIFY(pInt && (*pInt == -5)); pInt = min_element(intArray, intArray + 6, Greater()); EATEST_VERIFY(pInt && (*pInt == 5)); TestObject toArray[] = { TestObject(7), TestObject(2), TestObject(8), TestObject(5), TestObject(4), TestObject(-12) }; TestObject* pTO = min_element(toArray, toArray + 6); EATEST_VERIFY(pTO && (*pTO == TestObject(-12))); pTO = min_element(toArray, toArray + 6, Greater()); EATEST_VERIFY(pTO && (*pTO == TestObject(8))); } { // ForwardIterator max_element(ForwardIterator first, ForwardIterator last) // ForwardIterator max_element(ForwardIterator first, ForwardIterator last, Compare compare) int intArray[] = { -5, 2, 1, 5, 4, 5 }; int* pInt = max_element(intArray, intArray + 6); EATEST_VERIFY(pInt && (*pInt == 5)); pInt = max_element(intArray, intArray + 6, less()); EATEST_VERIFY(pInt && (*pInt == 5)); TestObject toArray[] = { TestObject(7), TestObject(2), TestObject(8), TestObject(5), TestObject(4), TestObject(-12) }; TestObject* pTO = max_element(toArray, toArray + 6); EATEST_VERIFY(pTO && (*pTO == TestObject(8))); pTO = max_element(toArray, toArray + 6, less()); EATEST_VERIFY(pTO && (*pTO == TestObject(8))); } { // template // eastl::pair // minmax_element(ForwardIterator first, ForwardIterator last) // // template // eastl::pair // minmax_element(ForwardIterator first, ForwardIterator last, Compare compare) int intArray[] = { 5, -2, 1, 5, 6, 5 }; eastl::pair result = eastl::minmax_element(intArray, intArray + 6); EATEST_VERIFY((*result.first == -2) && (*result.second == 6)); // template // eastl::pair // minmax(const T& a, const T& b) // // template // eastl::pair // minmax(const T& a, const T& b, Compare comp) // The VC++ compiler is broken in such a way that it can't compile the following without generating a warning: // warning C4413: 'eastl::pair::first' : reference member is initialized to a temporary that doesn't persist after the constructor exits. // The Microsoft standard library definition of minmax doesn't generate this warning... because that minmax is broken and non-conforming. I think they // made it the way they did because of the aforementioned compiler bug. // Recent versions of clang seem to generate a warning of its own. To do: we need to address this. // GCC 4.8 for x86 has a compiler bug in optimized builds for this code, so we currently enable this for non-optimized builds only. #if defined(EA_COMPILER_CPP11_ENABLED) && ((defined(EA_COMPILER_CLANG) && EA_COMPILER_VERSION < 302) || (defined(EA_COMPILER_GNUC) && (EA_COMPILER_VERSION >= 4007)) && !defined(__OPTIMIZE__)) int i3(3), i2(2); eastl::pair resulti = eastl::minmax(i3, i2); EATEST_VERIFY_F((resulti.first == 2) && (resulti.second == 3), "minmax failure. %d %d", resulti.first, resulti.second); char c3(3), c2(2); eastl::pair resultc = eastl::minmax(c3, c2); EATEST_VERIFY_F((resultc.first == 2) && (resultc.second == 3), "minmax failure. %d %d", (int)resultc.first, (int)resultc.second); float f3(3), f2(2); eastl::pair resultf = eastl::minmax(f3, f2); EATEST_VERIFY_F((resultf.first == 2) && (resultf.second == 3), "minmax failure. %f %f", resultf.first, resultf.second); #endif // template // eastl::pair // minmax(std::initializer_list ilist) // // template // eastl::pair // minmax(std::initializer_list ilist, Compare compare) #if !defined(EA_COMPILER_NO_INITIALIZER_LISTS) eastl::pair result3 = eastl::minmax({3, 2}); EATEST_VERIFY((result3.first == 2) && (result3.second == 3)); #endif } return nErrorCount; } static int TestClamp() { using namespace eastl; int nErrorCount = 0; EATEST_VERIFY(eastl::clamp(42, 1, 100) == 42); EATEST_VERIFY(eastl::clamp(-42, 1, 100) == 1); EATEST_VERIFY(eastl::clamp(420, 1, 100) == 100); EATEST_VERIFY(eastl::clamp(1, 1, 100) == 1); EATEST_VERIFY(eastl::clamp(100, 1, 100) == 100); EATEST_VERIFY(eastl::clamp(42.f, 1.f, 100.f, less()) == 42.f); EATEST_VERIFY(eastl::clamp(-42.f, 1.f, 100.f, less()) == 1.f); EATEST_VERIFY(eastl::clamp(420.f, 1.f, 100.f, less()) == 100.f); EATEST_VERIFY(eastl::clamp(1.f, 1.f, 100.f, less()) == 1.f); EATEST_VERIFY(eastl::clamp(100.f, 1.f, 100.f, less()) == 100.f); EATEST_VERIFY(eastl::clamp(42., 1., 100., less()) == 42.); EATEST_VERIFY(eastl::clamp(-42., 1., 100., less()) == 1.); EATEST_VERIFY(eastl::clamp(420., 1., 100., less()) == 100.); EATEST_VERIFY(eastl::clamp(1., 1., 100., less()) == 1.); EATEST_VERIFY(eastl::clamp(100., 1., 100., less()) == 100.); EATEST_VERIFY(eastl::clamp(A(42), A(1), A(100), LessStruct()).a == A(42).a); EATEST_VERIFY(eastl::clamp(A(-42), A(1), A(100), LessStruct()).a == A(1).a); EATEST_VERIFY(eastl::clamp(A(420), A(1), A(100), LessStruct()).a == A(100).a); EATEST_VERIFY(eastl::clamp(A(1), A(1), A(100), LessStruct()).a == A(1).a); EATEST_VERIFY(eastl::clamp(A(100), A(1), A(100), LessStruct()).a == A(100).a); return nErrorCount; } /////////////////////////////////////////////////////////////////////////////// // TestAlgorithm // int TestAlgorithm() { using namespace eastl; int nErrorCount = 0; EA::UnitTest::Rand rng(EA::UnitTest::GetRandSeed()); TestObject::Reset(); nErrorCount += TestMinMax(); nErrorCount += TestClamp(); // bool all_of (InputIterator first, InputIterator last, Predicate p); // bool any_of (InputIterator first, InputIterator last, Predicate p); // bool none_of(InputIterator first, InputIterator last, Predicate p); { eastl::vector v; v.push_back(2); v.push_back(4); v.push_back(6); v.push_back(8); EATEST_VERIFY(eastl::all_of( v.begin(), v.end(), DivisibleBy(2))); EATEST_VERIFY(eastl::any_of( v.begin(), v.end(), DivisibleBy(3))); EATEST_VERIFY(eastl::none_of(v.begin(), v.end(), DivisibleBy(5))); } { // pair mismatch(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2) // pair mismatch(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, Predicate predicate) int intArray1[] = { -5, 2, 1, 5, 4, 8888 }; int intArray2[] = { -5, 2, 1, 5, 4, 9999 }; int intArray3[] = { -5, 2, 1, 5, 4, 9999 }; eastl::pair pairInt = mismatch(intArray1, intArray1, intArray2); EATEST_VERIFY(pairInt.first == intArray1 + 0); EATEST_VERIFY(pairInt.second == intArray2 + 0); pairInt = mismatch(intArray1, intArray1 + 6, intArray2); EATEST_VERIFY(pairInt.first == intArray1 + 5); EATEST_VERIFY(pairInt.second == intArray2 + 5); pairInt = mismatch(intArray2, intArray2 + 6, intArray3); EATEST_VERIFY(pairInt.first == intArray2 + 6); EATEST_VERIFY(pairInt.second == intArray3 + 6); pairInt = mismatch(intArray1, intArray1, intArray2, equal_to()); EATEST_VERIFY(pairInt.first == intArray1 + 0); EATEST_VERIFY(pairInt.second == intArray2 + 0); pairInt = mismatch(intArray1, intArray1 + 6, intArray2, equal_to()); EATEST_VERIFY(pairInt.first == intArray1 + 5); EATEST_VERIFY(pairInt.second == intArray2 + 5); pairInt = mismatch(intArray2, intArray2 + 6, intArray3, equal_to()); EATEST_VERIFY(pairInt.first == intArray2 + 6); EATEST_VERIFY(pairInt.second == intArray3 + 6); } { // void swap(T& a, T& b) // void iter_swap(ForwardIterator1 a, ForwardIterator2 b) int intArray[] = { -5, 2, 1, 5, 4, 5 }; swap(intArray[0], intArray[4]); EATEST_VERIFY(VerifySequence(intArray, intArray + 6, int(), "swap", 4, 2, 1, 5, -5, 5, -1)); iter_swap(intArray + 2, intArray + 3); EATEST_VERIFY(VerifySequence(intArray, intArray + 6, int(), "iter_swap", 4, 2, 5, 1, -5, 5, -1)); TestObject toArray[] = { TestObject(-5), TestObject(2), TestObject(1), TestObject(5), TestObject(4), TestObject(5) }; swap(toArray[0], toArray[4]); EATEST_VERIFY(toArray[0] == TestObject(4)); EATEST_VERIFY(toArray[4] == TestObject(-5)); iter_swap(toArray + 2, toArray + 3); EATEST_VERIFY(toArray[2] == TestObject(5)); EATEST_VERIFY(toArray[3] == TestObject(1)); } { // ForwardIterator2 swap_ranges(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2) int intArray1[] = { 3, 2, 6, 5, 4, 1 }; int intArray2[] = { 0, 0, 0, 0, 0, 0 }; swap_ranges(intArray1, intArray1 + 6, intArray2); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 6, int(), "swap_ranges", 0, 0, 0, 0, 0, 0, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "swap_ranges", 3, 2, 6, 5, 4, 1, -1)); TestObject toArray1[] = { TestObject(3), TestObject(2), TestObject(6), TestObject(5), TestObject(4), TestObject(1) }; TestObject toArray2[] = { TestObject(0), TestObject(0), TestObject(0), TestObject(0), TestObject(0), TestObject(0) }; swap_ranges(toArray1, toArray1 + 6, toArray2); EATEST_VERIFY(toArray1[0] == TestObject(0)); EATEST_VERIFY(toArray1[5] == TestObject(0)); EATEST_VERIFY(toArray2[0] == TestObject(3)); EATEST_VERIFY(toArray2[5] == TestObject(1)); } { // ForwardIterator adjacent_find(ForwardIterator first, ForwardIterator last) // ForwardIterator adjacent_find(ForwardIterator first, ForwardIterator last, BinaryPredicate predicate) int intArray[] = { 3, 2, 5, 5, 4, 1 }; int* pInt = adjacent_find(intArray + 0, intArray + 6); EATEST_VERIFY(pInt == (intArray + 2)); pInt = adjacent_find(intArray + 3, intArray + 6); EATEST_VERIFY(pInt == (intArray + 6)); // Verify not found TestObject toArray[] = { TestObject(3), TestObject(2), TestObject(5), TestObject(5), TestObject(4), TestObject(1) }; TestObject* pTO = adjacent_find(toArray + 0, toArray + 6); EATEST_VERIFY(pTO == (toArray + 2)); pTO = adjacent_find(toArray + 3, toArray + 6); EATEST_VERIFY(pTO == (toArray + 6)); // Verify not found } { // OutputIterator move(InputIterator first, InputIterator last, OutputIterator result) int intArray1[] = { 3, 2, 6, 5, 4, 1 }; int intArray2[] = { 0, 0, 0, 0, 0, 0 }; move(intArray1, intArray1 + 0, intArray2); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "move", 0, 0, 0, 0, 0, 0, -1)); move(intArray1, intArray1 + 6, intArray2); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "move", 3, 2, 6, 5, 4, 1, -1)); move(intArray1 + 1, intArray1 + 6, intArray1 + 0); // Copy over self. EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 6, int(), "move", 2, 6, 5, 4, 1, 1, -1)); } { // OutputIterator copy(InputIterator first, InputIterator last, OutputIterator result) int intArray1[] = { 3, 2, 6, 5, 4, 1 }; int intArray2[] = { 0, 0, 0, 0, 0, 0 }; copy(intArray1, intArray1 + 0, intArray2); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "copy", 0, 0, 0, 0, 0, 0, -1)); copy(intArray1, intArray1 + 6, intArray2); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "copy", 3, 2, 6, 5, 4, 1, -1)); copy(intArray1 + 1, intArray1 + 6, intArray1 + 0); // Copy over self. EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 6, int(), "copy", 2, 6, 5, 4, 1, 1, -1)); } { // OutputIterator copy_if(InputIterator first, InputIterator last, OutputIterator result, Predicate predicate) int intArray1[] = { 9, 1, 9, 9, 9, 9, 1, 1, 9, 9 }; int intArray2[] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }; copy_if(intArray1, intArray1 + 0, intArray2, bind2nd(equal_to(), (int)1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 10, int(), "copy_if", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1)); copy_if(intArray1, intArray1 + 9, intArray2, bind2nd(equal_to(), (int)1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 10, int(), "copy_if", 1, 1, 1, 0, 0, 0, 0, 0, 0, 0, -1)); copy_if(intArray1 + 1, intArray1 + 9, intArray1 + 0, bind2nd(equal_to(), (int)1)); // Copy over self. EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 10, int(), "copy_if", 1, 1, 1, 9, 9, 9, 1, 1, 9, 9, -1)); } { // OutputIterator copy_n(InputIterator first, Size count, OutputIterator result) eastl::string in = "123456"; eastl::string out; eastl::copy_n(in.begin(), 4, eastl::back_inserter(out)); EATEST_VERIFY(out == "1234"); } { // BidirectionalIterator2 copy_backward(BidirectionalIterator1 first, BidirectionalIterator1 last, BidirectionalIterator2 result) int intArray1[] = { 3, 2, 6, 5, 4, 1 }; int intArray2[] = { 0, 0, 0, 0, 0, 0 }; copy_backward(intArray1, intArray1 + 0, intArray2 + 0); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "copy_backward", 0, 0, 0, 0, 0, 0, -1)); copy_backward(intArray1, intArray1 + 6, intArray2 + 6); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 6, int(), "copy_backward", 3, 2, 6, 5, 4, 1, -1)); copy_backward(intArray1, intArray1 + 5, intArray1 + 6); // Copy over self. EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 6, int(), "copy_backward", 3, 3, 2, 6, 5, 4, -1)); } { // OutputIterator move(InputIterator first, InputIterator last, OutputIterator result) { eastl::vector src; for(eastl_size_t i = 0; i < 4; i++) src.push_back(eastl::string(1, (char8_t)('0' + i))); eastl::vector dest(src.size()); eastl::move(src.begin(), src.end(), dest.begin()); EATEST_VERIFY((dest[0] == "0") && (dest[3] == "3")); EATEST_VERIFY(src[0].empty() && src[3].empty()); } { // BidirectionalIterator2 move_backward(BidirectionalIterator1 first, BidirectionalIterator1 last, BidirectionalIterator2 result) eastl::vector src; for(eastl_size_t i = 0; i < 4; i++) src.push_back(eastl::string(1, (char8_t)('0' + i))); eastl::vector dest(src.size()); eastl::move_backward(src.begin(), src.end(), dest.end()); EATEST_VERIFY((dest[0] == "0") && (dest[3] == "3")); EATEST_VERIFY(src[0].empty() && src[3].empty()); } } { // difference_type count(InputIterator first, InputIterator last, const T& value) int intArray[] = { 1, 2, 1, 5, 4, 1 }; ptrdiff_t n = count(intArray, intArray + 6, 1); EATEST_VERIFY(n == 3); TestObject toArray[] = { TestObject(1), TestObject(2), TestObject(1), TestObject(5), TestObject(4), TestObject(1) }; n = count(toArray, toArray + 6, TestObject(1)); EATEST_VERIFY(n == 3); } { // difference_type count_if(InputIterator first, InputIterator last, Predicate predicate) int intArray[] = { 3, 2, 6, 5, 4, 1, 2, 4, 5, 4, 1, 2 }; // Count all items whose value is less than three. ptrdiff_t n = count_if(intArray, intArray, bind2nd(less(), (int)3)); // No-op EATEST_VERIFY(n == 0); n = count_if(intArray, intArray + 12, bind2nd(less(), (int)3)); EATEST_VERIFY(n == 5); // Count all items whose value is less than three. TestObject toArray[] = { TestObject(1), TestObject(3), TestObject(1), TestObject(4), TestObject(2), TestObject(5) }; n = count_if(toArray, toArray, bind2nd(less(), TestObject(3))); // No-op EATEST_VERIFY(n == 0); n = count_if(toArray, toArray + 6, bind2nd(less(), TestObject(3))); EATEST_VERIFY(n == 3); // Count all items whose value is less than three. slist intList; intList.push_front(1); intList.push_front(3); intList.push_front(1); intList.push_front(4); intList.push_front(2); intList.push_front(5); n = count_if(intList.begin(), intList.begin(), bind2nd(less(), (int)3)); // No-op EATEST_VERIFY(n == 0); n = count_if(intList.begin(), intList.end(), bind2nd(less(), (int)3)); EATEST_VERIFY(n == 3); } { // void fill(ForwardIterator first, ForwardIterator last, const T& value) vector intArray(10); EATEST_VERIFY(VerifySequence(intArray.begin(), intArray.end(), int(), "fill", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1)); fill(intArray.begin() + 3, intArray.begin() + 7, 4); EATEST_VERIFY(VerifySequence(intArray.begin(), intArray.end(), int(), "fill", 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, -1)); slist intList(10); slist::iterator first = intList.begin(); slist::iterator last = intList.begin(); advance(first, 3); advance(last, 7); EATEST_VERIFY(VerifySequence(intList.begin(), intList.end(), int(), "fill", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1)); fill(first, last, 4); EATEST_VERIFY(VerifySequence(intList.begin(), intList.end(), int(), "fill", 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, -1)); // Exercise specializations we have for some platform/compiler combinations // void fill(uint64_t* first, uint64_t* last, uint64_t c); // void fill( int64_t* first, int64_t* last, int64_t c); // void fill(uint32_t* first, uint32_t* last, uint32_t c); // void fill( int32_t* first, int32_t* last, int32_t c); // void fill(uint16_t* first, uint16_t* last, uint16_t c); // void fill( int16_t* first, int16_t* last, int16_t c); const eastl_size_t kMaxSize = 300; eastl::vector vU64(kMaxSize, 0); eastl::vector< int64_t> vI64(kMaxSize, 0); eastl::vector vU32(kMaxSize, 0); eastl::vector< int32_t> vI32(kMaxSize, 0); eastl::vector vU16(kMaxSize, 0); eastl::vector< int16_t> vI16(kMaxSize, 0); for(eastl_size_t i = 0; i < kMaxSize; ++i) { eastl::fill(vU64.begin(), vU64.begin() + i, UINT64_C(0x0123456789abcdef)); EATEST_VERIFY(EA::StdC::Memcheck64(&vU64[0], UINT64_C(0x0123456789abcdef), i) == NULL); EA::StdC::Memset64(&vU64[0], 0, i); eastl::fill(vI64.begin(), vI64.begin() + i, UINT64_C(0x0123456789abcdef)); EATEST_VERIFY(EA::StdC::Memcheck64(&vI64[0], UINT64_C(0x0123456789abcdef), i) == NULL); EA::StdC::Memset64(&vI64[0], 0, i); eastl::fill(vU32.begin(), vU32.begin() + i, UINT32_C(0x01234567)); EATEST_VERIFY(EA::StdC::Memcheck32(&vU32[0], UINT32_C(0x01234567), i) == NULL); EA::StdC::Memset32(&vU32[0], 0, i); eastl::fill(vI32.begin(), vI32.begin() + i, UINT32_C(0x01234567)); EATEST_VERIFY(EA::StdC::Memcheck32(&vI32[0], UINT32_C(0x01234567), i) == NULL); EA::StdC::Memset32(&vI32[0], 0, i); eastl::fill(vU16.begin(), vU16.begin() + i, UINT16_C(0x0123)); EATEST_VERIFY(EA::StdC::Memcheck16(&vU16[0], UINT16_C(0x0123), i) == NULL); EA::StdC::Memset16(&vU16[0], 0, i); eastl::fill(vI16.begin(), vI16.begin() + i, UINT16_C(0x0123)); EATEST_VERIFY(EA::StdC::Memcheck16(&vI16[0], UINT16_C(0x0123), i) == NULL); EA::StdC::Memset16(&vI16[0], 0, i); } { // Regression for user-reported compile failure. enum TestEnum { eTestValue = -1 }; eastl::vector intArrayEnum; eastl::fill::iterator, int32_t>(intArrayEnum.begin(), intArrayEnum.end(), eTestValue); EATEST_VERIFY(intArrayEnum.size() == 0); } } { // OutputIterator fill_n(OutputIterator first, Size n, const T& value) vector intArray(10); EATEST_VERIFY(VerifySequence(intArray.begin(), intArray.end(), int(), "fill_n", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1)); fill_n(intArray.begin() + 3, 4, 4); EATEST_VERIFY(VerifySequence(intArray.begin(), intArray.end(), int(), "fill_n", 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, -1)); list intList(10); list::iterator first = intList.begin(); advance(first, 3); EATEST_VERIFY(VerifySequence(intList.begin(), intList.end(), int(), "fill_n", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1)); fill_n(first, 4, 4); EATEST_VERIFY(VerifySequence(intList.begin(), intList.end(), int(), "fill_n", 0, 0, 0, 4, 4, 4, 4, 0, 0, 0, -1)); // Exercise specializations we have for some platform/compiler combinations // template // uint64_t* fill_n(uint64_t* first, Size n, uint64_t c); // int64_t* fill_n( int64_t* first, Size n, int64_t c); // uint32_t* fill_n(uint32_t* first, Size n, uint32_t c); // int32_t* fill_n( int32_t* first, Size n, int32_t c); // uint16_t* fill_n(uint16_t* first, Size n, uint16_t c); // int16_t* fill_n( int16_t* first, Size n, int16_t c); const eastl_size_t kMaxSize = 17; eastl::vector vU64(kMaxSize, 0); eastl::vector< int64_t> vI64(kMaxSize, 0); eastl::vector vU32(kMaxSize, 0); eastl::vector< int32_t> vI32(kMaxSize, 0); eastl::vector vU16(kMaxSize, 0); eastl::vector< int16_t> vI16(kMaxSize, 0); eastl::vector::iterator itU64 = eastl::fill_n(vU64.begin(), kMaxSize, UINT64_C(0x0123456789abcdef)); EATEST_VERIFY(EA::StdC::Memcheck64(&vU64[0], UINT64_C(0x0123456789abcdef), kMaxSize) == NULL); EATEST_VERIFY(itU64 == (vU64.begin() + kMaxSize)); EA::StdC::Memset64(&vU64[0], 0, kMaxSize); eastl::vector::iterator itI64 = eastl::fill_n(vI64.begin(), kMaxSize, UINT64_C(0x0123456789abcdef)); EATEST_VERIFY(EA::StdC::Memcheck64(&vI64[0], UINT64_C(0x0123456789abcdef), kMaxSize) == NULL); EATEST_VERIFY(itI64 == (vI64.begin() + kMaxSize)); EA::StdC::Memset64(&vI64[0], 0, kMaxSize); eastl::vector::iterator itU32 = eastl::fill_n(vU32.begin(), kMaxSize, UINT32_C(0x01234567)); EATEST_VERIFY(EA::StdC::Memcheck32(&vU32[0], UINT32_C(0x01234567), kMaxSize) == NULL); EATEST_VERIFY(itU32 == (vU32.begin() + kMaxSize)); EA::StdC::Memset32(&vU32[0], 0, kMaxSize); eastl::vector::iterator itI32 = eastl::fill_n(vI32.begin(), kMaxSize, UINT32_C(0x01234567)); EATEST_VERIFY(EA::StdC::Memcheck32(&vI32[0], UINT32_C(0x01234567), kMaxSize) == NULL); EATEST_VERIFY(itI32 == (vI32.begin() + kMaxSize)); EA::StdC::Memset32(&vI32[0], 0, kMaxSize); eastl::vector::iterator itU16 = eastl::fill_n(vU16.begin(), kMaxSize, UINT16_C(0x0123)); EATEST_VERIFY(EA::StdC::Memcheck16(&vU16[0], UINT16_C(0x0123), kMaxSize) == NULL); EATEST_VERIFY(itU16 == (vU16.begin() + kMaxSize)); EA::StdC::Memset16(&vU16[0], 0, kMaxSize); eastl::vector::iterator itI16 = eastl::fill_n(vI16.begin(), kMaxSize, UINT16_C(0x0123)); EATEST_VERIFY(EA::StdC::Memcheck16(&vI16[0], UINT16_C(0x0123), kMaxSize) == NULL); EATEST_VERIFY(itI16 == (vI16.begin() + kMaxSize)); EA::StdC::Memset16(&vI16[0], 0, kMaxSize); } { // InputIterator find(InputIterator first, InputIterator last, const T& value) vector intArray; intArray.push_back(0); intArray.push_back(1); intArray.push_back(2); intArray.push_back(3); vector::iterator it = find(intArray.begin(), intArray.end(), 2); EATEST_VERIFY(it == (intArray.begin() + 2)); EATEST_VERIFY(*it == 2); it = find(intArray.begin(), intArray.end(), 7); EATEST_VERIFY(it == intArray.end()); } { // InputIterator find_if(InputIterator first, InputIterator last, Predicate predicate) // InputIterator find_if_not(InputIterator first, InputIterator last, Predicate predicate) int intArray[] = { 3, 2, 6, 5, 4, 1, 2, 4, 5, 4, 1, 2 }; // Find an item which is equal to 1. int* pInt = find_if(intArray, intArray, bind2nd(equal_to(), (int)1)); // No-op EATEST_VERIFY(pInt == (intArray)); pInt = find_if(intArray, intArray + 12, bind2nd(equal_to(), (int)1)); EATEST_VERIFY(pInt == (intArray + 5)); pInt = find_if(intArray, intArray + 12, bind2nd(equal_to(), (int)99)); EATEST_VERIFY(pInt == (intArray + 12)); pInt = find_if_not(intArray, intArray + 12, bind2nd(equal_to(), (int)3)); EATEST_VERIFY(pInt == (intArray + 1)); // Find an item which is equal to 1. TestObject toArray[] = { TestObject(4), TestObject(3), TestObject(2), TestObject(1), TestObject(2), TestObject(5) }; TestObject* pTO = find_if(toArray, toArray, bind2nd(equal_to(), TestObject(1))); // No-op EATEST_VERIFY(pTO == (toArray)); pTO = find_if(toArray, toArray + 6, bind2nd(equal_to(), TestObject(1))); EATEST_VERIFY(pTO == (toArray + 3)); pTO = find_if(toArray, toArray + 6, bind2nd(equal_to(), TestObject(99))); EATEST_VERIFY(pTO == (toArray + 6)); pTO = find_if_not(toArray, toArray + 6, bind2nd(equal_to(), TestObject(4))); EATEST_VERIFY(pTO == (toArray + 1)); // Find an item which is equal to 1. slist intList; intList.push_front(4); intList.push_front(3); intList.push_front(2); intList.push_front(1); intList.push_front(2); intList.push_front(5); // The list is now: { 5, 2, 1, 2, 3, 4 } slist::iterator it = find_if(intList.begin(), intList.begin(), bind2nd(equal_to(), (int)1)); // No-op EATEST_VERIFY(it == intList.begin()); it = find_if(intList.begin(), intList.end(), bind2nd(equal_to(), (int)1)); EATEST_VERIFY(*it == 1); it = find_if(intList.begin(), intList.end(), bind2nd(equal_to(), (int)99)); EATEST_VERIFY(it == intList.end()); it = find_if_not(intList.begin(), intList.end(), bind2nd(equal_to(), (int)5)); EATEST_VERIFY(*it == 2); } { // ForwardIterator1 find_first_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) // ForwardIterator1 find_first_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate predicate) int intArray1[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; int intArray2[3] = { 7, 6, 5 }; int* pInt = find_first_of(intArray1, intArray1, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1); pInt = find_first_of(intArray1, intArray1 + 10, intArray2, intArray2); EATEST_VERIFY(pInt == intArray1 + 10); pInt = find_first_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1 + 5); pInt = find_first_of(intArray1, intArray1, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1); pInt = find_first_of(intArray1, intArray1 + 10, intArray2, intArray2, equal_to()); EATEST_VERIFY(pInt == intArray1 + 10); pInt = find_first_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1 + 5); } { // ForwardIterator1 find_first_not_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) // ForwardIterator1 find_first_not_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2), BinaryPredicate predicate) int intArray1[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; int intArray2[3] = { 0, 1, 2 }; int* pInt = find_first_not_of(intArray1, intArray1, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1); pInt = find_first_not_of(intArray1, intArray1 + 10, intArray2, intArray2); EATEST_VERIFY(pInt == intArray1 + 0); pInt = find_first_not_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1 + 3); pInt = find_first_not_of(intArray1, intArray1, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1); pInt = find_first_not_of(intArray1, intArray1 + 10, intArray2, intArray2, equal_to()); EATEST_VERIFY(pInt == intArray1 + 0); pInt = find_first_not_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1 + 3); } { // ForwardIterator1 find_last_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) // ForwardIterator1 find_last_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate predicate) int intArray1[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; int intArray2[3] = { 3, 4, 5 }; int* pInt = find_last_of(intArray1, intArray1, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1); pInt = find_last_of(intArray1, intArray1 + 10, intArray2, intArray2); EATEST_VERIFY(pInt == intArray1 + 10); pInt = find_last_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1 + 5); pInt = find_last_of(intArray1, intArray1, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1); pInt = find_last_of(intArray1, intArray1 + 10, intArray2, intArray2, equal_to()); EATEST_VERIFY(pInt == intArray1 + 10); pInt = find_last_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1 + 5); } { // ForwardIterator1 find_last_not_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) // ForwardIterator1 find_last_not_of(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2), BinaryPredicate predicate) int intArray1[10] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 }; int intArray2[3] = { 7, 8, 9 }; int* pInt = find_last_not_of(intArray1, intArray1, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1); pInt = find_last_not_of(intArray1, intArray1 + 10, intArray2, intArray2); EATEST_VERIFY(pInt == intArray1 + 10); pInt = find_last_not_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3); EATEST_VERIFY(pInt == intArray1 + 6); pInt = find_last_not_of(intArray1, intArray1, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1); pInt = find_last_not_of(intArray1, intArray1 + 10, intArray2, intArray2, equal_to()); EATEST_VERIFY(pInt == intArray1 + 10); pInt = find_last_not_of(intArray1, intArray1 + 10, intArray2, intArray2 + 3, equal_to()); EATEST_VERIFY(pInt == intArray1 + 6); } { // Function for_each(InputIterator first, InputIterator last, Function function) deque intDeque(1000); SetIncrementalIntegers sii; // We define this class at the top of this file. eastl_size_t i; sii = for_each(intDeque.begin(), intDeque.end(), sii); EATEST_VERIFY(sii.mX == 1000); for(i = 0; i < 1000; i++) { if(intDeque[i] != (int)i) break; } EATEST_VERIFY(i == 1000); array intArray; sii.reset(); sii = for_each(intArray.begin(), intArray.end(), sii); EATEST_VERIFY(sii.mX == 1000); for(i = 0; i < 1000; i++) { if(intArray[i] != (int)i) break; } EATEST_VERIFY(i == 1000); } // for_each_n { { vector v = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; for_each_n(v.begin(), 5, [](auto& e) { e += 10; }); vector expected = {10, 11, 12, 13, 14, 5, 6, 7, 8, 9}; EATEST_VERIFY(v == expected); } // verify lambda can return a result that is ignored. { vector v = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}; for_each_n(v.begin(), 5, [](auto& e) { e += 10; return 42; }); vector expected = {10, 11, 12, 13, 14, 5, 6, 7, 8, 9}; EATEST_VERIFY(v == expected); } } { // void generate(ForwardIterator first, ForwardIterator last, Generator generator) // OutputIterator generate_n(OutputIterator first, Size n, Generator generator) deque intDeque((eastl_size_t)rng.RandRange(100, 1000)); GenerateIncrementalIntegers gii(0); // We define this class at the top of this file. int i, iEnd; generate(intDeque.begin(), intDeque.end(), gii); for(i = 0, iEnd = (int)intDeque.size(); i < iEnd; i++) { if(intDeque[(eastl_size_t)i] != i) break; } EATEST_VERIFY(i == iEnd); array intArray; gii.reset(0); generate(intArray.begin(), intArray.end(), gii); for(i = 0; i < 1000; i++) { if(intArray[(eastl_size_t)i] != i) break; } EATEST_VERIFY(i == 1000); } { // OutputIterator transform(InputIterator first, InputIterator last, OutputIterator result, UnaryOperation unaryOperation) deque intDeque((eastl_size_t)rng.RandRange(1, 1000)); int i, iEnd; for(i = 0, iEnd = (int)intDeque.size(); i < iEnd; i++) intDeque[(eastl_size_t)i] = 1; transform(intDeque.begin(), intDeque.begin(), intDeque.begin(), negate()); // No-op EATEST_VERIFY(intDeque[0] == 1); // Verify nothing happened transform(intDeque.begin(), intDeque.end(), intDeque.begin(), negate()); for(i = 0, iEnd = (int)intDeque.size(); i < iEnd; i++) { if(intDeque[(eastl_size_t)i] != -1) break; } EATEST_VERIFY(i == iEnd); slist sList; for(i = 0, iEnd = rng.RandRange(1, 100); i < iEnd; i++) sList.push_front(TestObject(1)); transform(sList.begin(), sList.begin(), sList.begin(), TestObjectNegate()); // No-op EATEST_VERIFY(sList.front() == TestObject(1)); transform(sList.begin(), sList.end(), sList.begin(), TestObjectNegate()); // TestObjectNegate is a custom function we define for this test. slist::iterator it = sList.begin(); for(; it != sList.end(); it++) { if(!(*it == TestObject(-1))) break; } EATEST_VERIFY(it == sList.end()); } { // OutputIterator transform(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, OutputIterator result, BinaryOperation binaryOperation) int intArray1[12] = { 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1 }; int intArray2[12] = { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 }; int* pInt = transform(intArray1, intArray1, intArray2, intArray2, plus()); EATEST_VERIFY(pInt == intArray2); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "transform", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "transform", 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, -1)); pInt = transform(intArray1, intArray1 + 12, intArray2, intArray2, plus()); EATEST_VERIFY(pInt == intArray2 + 12); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "transform", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "transform", 3, 3, 4, 4, 3, 3, 4, 4, 3, 3, 4, 4, -1)); } { // bool equal(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2) // bool equal(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, BinaryPredicate predicate) vector intArray(100); list intList(100); generate(intArray.begin(), intArray.end(), rng); copy(intArray.begin(), intArray.end(), intList.begin()); bool b = equal(intArray.begin(), intArray.begin(), (eastl_size_t*)NULL); EATEST_VERIFY(b); b = equal(intArray.begin(), intArray.end(), intList.begin()); EATEST_VERIFY(b); intArray[50] += 1; b = equal(intArray.begin(), intArray.end(), intList.begin()); EATEST_VERIFY(!b); intArray[50] -= 1; // resulttore its original value so the containers are equal again. b = equal(intArray.begin(), intArray.begin(), (eastl_size_t*)NULL, equal_to()); EATEST_VERIFY(b); b = equal(intArray.begin(), intArray.end(), intList.begin(), equal_to()); EATEST_VERIFY(b); intArray[50] += 1; b = equal(intArray.begin(), intArray.end(), intList.begin(), equal_to()); EATEST_VERIFY(!b); } { // bool identical(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2) // bool identical(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, BinaryPredicate predicate) vector intArray(100); list intList(100); generate(intArray.begin(), intArray.end(), rng); copy(intArray.begin(), intArray.end(), intList.begin()); bool b = identical(intArray.begin(), intArray.begin(), (eastl_size_t*)NULL, (eastl_size_t*)NULL); EATEST_VERIFY(b); b = identical(intArray.begin(), intArray.end(), intList.begin(), intList.end()); EATEST_VERIFY(b); b = identical(intArray.begin(), intArray.end() - 10, intList.begin(), intList.end()); EATEST_VERIFY(!b); b = identical(intList.begin(), intList.end(), intArray.begin() + 10, intArray.end()); EATEST_VERIFY(!b); intArray[50] += 1; b = identical(intArray.begin(), intArray.end(), intList.begin(), intList.end()); EATEST_VERIFY(!b); intArray[50] -= 1; // resulttore its original value so the containers are equal again. b = identical(intArray.begin(), intArray.begin(), (eastl_size_t*)NULL, (eastl_size_t*)NULL, equal_to()); EATEST_VERIFY(b); b = identical(intArray.begin(), intArray.end(), intList.begin(), intList.end(), equal_to()); EATEST_VERIFY(b); b = identical(intArray.begin(), intArray.end() - 10, intList.begin(), intList.end(), equal_to()); EATEST_VERIFY(!b); b = identical(intList.begin(), intList.end(), intArray.begin() + 10, intArray.end(), equal_to()); EATEST_VERIFY(!b); intArray[50] += 1; b = identical(intArray.begin(), intArray.end(), intList.begin(), intList.end(), equal_to()); EATEST_VERIFY(!b); } { // bool lexicographical_compare(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2) // bool lexicographical_compare(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, Compare compare) int intArray1[6] = { 0, 1, 2, 3, 4, 5 }; int intArray2[6] = { 0, 1, 2, 3, 4, 6 }; int intArray3[5] = { 0, 1, 2, 3, 4 }; bool b = lexicographical_compare(intArray1, intArray1, intArray2, intArray2); // Test empty range. EATEST_VERIFY(!b); b = lexicographical_compare(intArray1, intArray1 + 6, intArray2, intArray2 + 6); EATEST_VERIFY( b); b = lexicographical_compare(intArray2, intArray2 + 6, intArray1, intArray1 + 6); EATEST_VERIFY(!b); b = lexicographical_compare(intArray1, intArray1 + 6, intArray3, intArray3 + 5); EATEST_VERIFY(!b); b = lexicographical_compare(intArray1, intArray1, intArray2, intArray2, greater()); // Test empty range. EATEST_VERIFY(!b); b = lexicographical_compare(intArray1, intArray1 + 6, intArray2, intArray2 + 6, greater()); EATEST_VERIFY(!b); b = lexicographical_compare(intArray2, intArray2 + 6, intArray1, intArray1 + 6, greater()); EATEST_VERIFY( b); b = lexicographical_compare(intArray3, intArray3 + 5, intArray1, intArray1 + 6, less()); EATEST_VERIFY( b); } { // ForwardIterator lower_bound(ForwardIterator first, ForwardIterator last, const T& value) // ForwardIterator lower_bound(ForwardIterator first, ForwardIterator last, const T& value, Compare compare) int i; int* pInt = lower_bound((int*)NULL, (int*)NULL, 100); EATEST_VERIFY(pInt == NULL); for(i = 0; i < 20 + (gEASTL_TestLevel * 20); i++) { deque intDeque((eastl_size_t)rng.RandRange(1, 500)); for(int j = 0, jEnd = (int)intDeque.size(); j < jEnd; j++) intDeque[(eastl_size_t)j] = (int)rng.RandLimit(jEnd / 2); // This will result in both gaps and duplications. for(int k = 0, kEnd = (int)intDeque.size(); k < kEnd; k++) { deque::iterator it = lower_bound(intDeque.begin(), intDeque.end(), k); if(it != intDeque.begin()) EATEST_VERIFY(*(it - 1) < k); if(it != intDeque.end()) EATEST_VERIFY((k < *it) || !(*it < k)); // Verify tha k <= *it by using only operator< } } for(i = 0; i < 20 + (gEASTL_TestLevel * 20); i++) { list toList; int nSize = (int)rng.RandRange(1, 500); for(int j = 0, jEnd = nSize; j < jEnd; j++) toList.push_back(TestObject((int)rng.RandLimit(jEnd / 2))); // This will result in both gaps and duplications. for(int k = 0; k < nSize; k++) { TestObject toK(k); list::iterator it = lower_bound(toList.begin(), toList.end(), toK); if(it != toList.begin()) { --it; EATEST_VERIFY(*it < toK); ++it; } if(it != toList.end()) EATEST_VERIFY((toK < *it) || !(*it < toK)); // Verify tha k <= *it by using only operator< } } } { // ForwardIterator upper_bound(ForwardIterator first, ForwardIterator last, const T& value) // ForwardIterator upper_bound(ForwardIterator first, ForwardIterator last, const T& value, Compare compare) int i; int* pInt = upper_bound((int*)NULL, (int*)NULL, 100); EATEST_VERIFY(pInt == NULL); for(i = 0; i < 20 + (gEASTL_TestLevel * 20); i++) { deque intDeque((eastl_size_t)rng.RandRange(1, 500)); for(eastl_size_t j = 0, jEnd = intDeque.size(); j < jEnd; j++) intDeque[j] = (int)rng.RandLimit((uint32_t)jEnd / 2); // This will result in both gaps and duplications. for(int k = 0, kEnd = (int)intDeque.size(); k < kEnd; k++) { deque::iterator it = upper_bound(intDeque.begin(), intDeque.end(), k); if(it != intDeque.begin()) EATEST_VERIFY((*(it - 1) < k) || !(k < *(it - 1))); // Verify tha *it <= k by using only operator< if(it != intDeque.end()) EATEST_VERIFY(k < *it); } } for(i = 0; i < 20 + (gEASTL_TestLevel * 20); i++) { list toList; int nSize = (int)rng.RandRange(1, 500); for(int j = 0, jEnd = nSize; j < jEnd; j++) toList.push_back(TestObject((int)rng.RandLimit(jEnd / 2))); // This will result in both gaps and duplications. for(int k = 0; k < nSize; k++) { TestObject toK(k); list::iterator it = upper_bound(toList.begin(), toList.end(), toK); if(it != toList.begin()) { --it; EATEST_VERIFY((*it < toK) || !(toK < *it)); // Verify tha *it <= k by using only operator< ++it; } if(it != toList.end()) EATEST_VERIFY(toK < *it); } } } { // pair equal_range(ForwardIterator first, ForwardIterator last, const T& value) // pair equal_range(ForwardIterator first, ForwardIterator last, const T& value, Compare compare) int i; pair pInt = equal_range((int*)NULL, (int*)NULL, 100); EATEST_VERIFY(pInt.first == NULL); EATEST_VERIFY(pInt.second == NULL); for(i = 0; i < 20 + (gEASTL_TestLevel * 20); i++) { deque intDeque((eastl_size_t)rng.RandRange(1, 500)); for(int j = 0, jEnd = (int)intDeque.size(); j < jEnd; j++) intDeque[(eastl_size_t)j] = (int)rng.RandLimit(jEnd / 2); // This will result in both gaps and duplications. for(int k = 0, kEnd = (int)intDeque.size(); k < kEnd; k++) { pair::iterator, deque::iterator> it = equal_range(intDeque.begin(), intDeque.end(), k); // Test it.first as lower_bound. if(it.first != intDeque.begin()) EATEST_VERIFY(*(it.first - 1) < k); if(it.first != intDeque.end()) EATEST_VERIFY((k < *it.first) || !(*it.first < k)); // Verify tha k <= *it by using only operator< // Test it.second as upper_bound. if(it.second != intDeque.begin()) EATEST_VERIFY((*(it.second - 1) < k) || !(k < *(it.second - 1))); // Verify tha *it <= k by using only operator< if(it.second != intDeque.end()) EATEST_VERIFY(k < *it.second); } } for(i = 0; i < 20 + (gEASTL_TestLevel * 20); i++) { list toList; int nSize = (int)rng.RandRange(1, 500); for(int j = 0, jEnd = nSize; j < jEnd; j++) toList.push_back(TestObject((int)rng.RandLimit(jEnd / 2))); // This will result in both gaps and duplications. for(int k = 0; k < nSize; k++) { TestObject toK(k); pair::iterator, list::iterator> it = equal_range(toList.begin(), toList.end(), toK); // Test it.first as lower_bound if(it.first != toList.begin()) { --it.first; EATEST_VERIFY(*it.first < toK); ++it.first; } if(it.first != toList.end()) EATEST_VERIFY((toK < *it.first) || !(*it.first < toK)); // Verify tha k <= *it by using only operator< // Test it.second as upper_bound if(it.second != toList.begin()) { --it.second; EATEST_VERIFY((*it.second < toK) || !(toK < *it.second)); // Verify tha *it <= k by using only operator< ++it.second; } if(it.second != toList.end()) EATEST_VERIFY(toK < *it.second); } } } { // void replace(ForwardIterator first, ForwardIterator last, const T& old_value, const T& new_value) // void replace_if(ForwardIterator first, ForwardIterator last, Predicate predicate, const T& new_value) int intArray[8] = { 0, 3, 2, 7, 5, 4, 5, 3, }; // Convert 3s to 99s. replace(intArray, intArray, 3, 99); // No-op EATEST_VERIFY((intArray[1] == 3) && (intArray[7] == 3)); replace(intArray, intArray + 8, 3, 99); // No-op EATEST_VERIFY((intArray[1] == 99) && (intArray[7] == 99)); // Convert 99s to 88s. replace_if(intArray, intArray, bind2nd(equal_to(), (int)99), 88); // No-op EATEST_VERIFY((intArray[1] == 99) && (intArray[7] == 99)); replace_if(intArray, intArray + 8, bind2nd(equal_to(), (int)99), 88); EATEST_VERIFY((intArray[1] == 88) && (intArray[7] == 88)); slist toList; slist::iterator it; toList.push_front(TestObject(3)); toList.push_front(TestObject(5)); toList.push_front(TestObject(4)); toList.push_front(TestObject(5)); toList.push_front(TestObject(7)); toList.push_front(TestObject(2)); toList.push_front(TestObject(3)); toList.push_front(TestObject(0)); // Convert 3s to 99s. replace(toList.begin(), toList.begin(), TestObject(3), TestObject(99)); // No-op it = toList.begin(); advance(it, 1); EATEST_VERIFY(*it == TestObject(3)); advance(it, 6); EATEST_VERIFY(*it == TestObject(3)); replace(toList.begin(), toList.end(), TestObject(3), TestObject(99)); it = toList.begin(); advance(it, 1); EATEST_VERIFY(*it == TestObject(99)); advance(it, 6); EATEST_VERIFY(*it == TestObject(99)); // Convert 99s to 88s. replace_if(toList.begin(), toList.begin(), bind2nd(equal_to(), TestObject(99)), TestObject(88)); // No-op it = toList.begin(); advance(it, 1); EATEST_VERIFY(*it == TestObject(99)); advance(it, 6); EATEST_VERIFY(*it == TestObject(99)); replace_if(toList.begin(), toList.end(), bind2nd(equal_to(), TestObject(99)), TestObject(88)); it = toList.begin(); advance(it, 1); EATEST_VERIFY(*it == TestObject(88)); advance(it, 6); EATEST_VERIFY(*it == TestObject(88)); } { // OutputIterator remove_copy(InputIterator first, InputIterator last, OutputIterator result, const T& value) // OutputIterator remove_copy_if(InputIterator first, InputIterator last, OutputIterator result, Predicate predicate) int intArray1[12] = { 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1 }; int intArray2[12] = { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 }; int* pInt = remove_copy(intArray1, intArray1, intArray2, 1); // No-op EATEST_VERIFY(pInt == intArray2); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "remove_copy", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "remove_copy", 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, -1)); pInt = remove_copy(intArray1, intArray1 + 12, intArray2, 1); EATEST_VERIFY(pInt == intArray2 + 6); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "remove_copy", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "remove_copy", 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, -1)); pInt = remove_copy_if(intArray1, intArray1, intArray2, bind2nd(equal_to(), (int)0)); // No-op EATEST_VERIFY(pInt == intArray2); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "remove_copy_if", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "remove_copy_if", 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 3, 3, -1)); pInt = remove_copy_if(intArray1, intArray1 + 12, intArray2, bind2nd(equal_to(), (int)0)); EATEST_VERIFY(pInt == intArray2 + 6); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "remove_copy_if", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "remove_copy_if", 1, 1, 1, 1, 1, 1, 3, 3, 3, 3, 3, 3, -1)); } { // ForwardIterator remove(ForwardIterator first, ForwardIterator last, const T& value) // ForwardIterator remove_if(ForwardIterator first, ForwardIterator last, Predicate predicate) int intArray1[12] = { 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1 }; int intArray2[12] = { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 }; int* pInt = remove(intArray1, intArray1, 1); EATEST_VERIFY(pInt == intArray1); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "remove", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); pInt = remove(intArray1, intArray1 + 12, 1); EATEST_VERIFY(pInt == intArray1 + 6); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "remove", 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 1, 1, -1)); pInt = remove(intArray2, intArray2, 1); EATEST_VERIFY(pInt == intArray2); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "remove", 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, -1)); pInt = remove(intArray2, intArray2 + 12, 1); EATEST_VERIFY(pInt == intArray2 + 12); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "remove", 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, -1)); } { // OutputIterator replace_copy(InputIterator first, InputIterator last, OutputIterator result, const T& old_value, const T& new_value) // OutputIterator replace_copy_if(InputIterator first, InputIterator last, OutputIterator result, Predicate predicate, const T& new_value) int intArray1[12] = { 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1 }; int intArray2[12] = { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 }; int* pInt = replace_copy(intArray1, intArray1, intArray2, 1, 4); EATEST_VERIFY(pInt == intArray2); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "replace_copy", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "replace_copy", 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, -1)); pInt = replace_copy(intArray1, intArray1 + 12, intArray2, 1, 4); EATEST_VERIFY(pInt == intArray2 + 12); EATEST_VERIFY(VerifySequence(intArray1, intArray1 + 12, int(), "replace_copy", 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, -1)); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 12, int(), "replace_copy", 0, 0, 4, 4, 0, 0, 4, 4, 0, 0, 4, 4, -1)); } { // void reverse(BidirectionalIterator first, BidirectionalIterator last) vector intArray; for(int i = 0; i < 10; i++) intArray.push_back(i); reverse(intArray.begin(), intArray.begin()); // No-op EATEST_VERIFY(VerifySequence(intArray.begin(), intArray.end(), int(), "reverse", 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, -1)); reverse(intArray.begin(), intArray.end()); EATEST_VERIFY(VerifySequence(intArray.begin(), intArray.end(), int(), "reverse", 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, -1)); list toList; for(int j = 0; j < 10; j++) toList.push_back(TestObject(j)); reverse(toList.begin(), toList.begin()); // No-op EATEST_VERIFY(toList.front() == TestObject(0)); EATEST_VERIFY(toList.back() == TestObject(9)); reverse(toList.begin(), toList.end()); EATEST_VERIFY(toList.front() == TestObject(9)); EATEST_VERIFY(toList.back() == TestObject(0)); // Verify that reversing an empty range executes without exception. reverse(toList.begin(), toList.begin()); } { // reverse_copy(BidirectionalIterator first, BidirectionalIterator last, OutputIterator result) vector intArray1; int intArray2[10] = { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5 }; for(int i = 0; i < 10; i++) intArray1.push_back(i); int* pInt = reverse_copy(intArray1.begin(), intArray1.begin(), intArray2); // No-op EATEST_VERIFY(pInt == intArray2); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 10, int(), "reverse_copy", 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, -1)); pInt = reverse_copy(intArray1.begin(), intArray1.end(), intArray2); EATEST_VERIFY(pInt == intArray2 + intArray1.size()); EATEST_VERIFY(VerifySequence(intArray2, intArray2 + 10, int(), "reverse_copy", 9, 8, 7, 6, 5, 4, 3, 2, 1, 0, -1)); list toList; TestObject toArray2[10]; for(int j = 0; j < 10; j++) { toList.push_back(TestObject(j)); toArray2[j] = TestObject(5); } TestObject* pTO = reverse_copy(toList.begin(), toList.begin(), toArray2); // No-op EATEST_VERIFY(pTO == toArray2); EATEST_VERIFY(toArray2[0] == TestObject(5)); EATEST_VERIFY(toArray2[9] == TestObject(5)); pTO = reverse_copy(toList.begin(), toList.end(), toArray2); EATEST_VERIFY(pTO == toArray2 + 10); } { // ForwardIterator1 search(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) // ForwardIterator1 search(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate predicate) // Test via bidirectional/random_access iterator. basic_string sTest("abcdefg abcdefg abcdefg"); const char* pSubstring1 = " abcd"; const char* pSubstring2 = "1234"; basic_string::iterator iString = search(sTest.begin(), sTest.end(), pSubstring1, pSubstring1 + strlen(pSubstring1)); EATEST_VERIFY(&*iString == &sTest[7]); iString = search(sTest.begin(), sTest.end(), pSubstring1, pSubstring1 + 1); // Search for sequence of 1. EATEST_VERIFY(&*iString == &sTest[7]); iString = search(sTest.begin(), sTest.end(), pSubstring2, pSubstring2 + strlen(pSubstring2)); EATEST_VERIFY(&*iString == sTest.end()); iString = search(sTest.begin(), sTest.end(), pSubstring2, pSubstring2); // Search with empty search pattern. EATEST_VERIFY(&*iString == sTest.begin()); // Test via forward iterator. slist sListTest; for(slist::size_type i = sTest.size(); i > 0; --i) sListTest.push_front(sTest[i - 1]); slist::iterator iSlist = search(sListTest.begin(), sListTest.end(), pSubstring1, pSubstring1 + 5); slist::iterator i7 = sListTest.begin(); advance(i7, 7); EATEST_VERIFY(iSlist == i7); iSlist = search(sListTest.begin(), sListTest.end(), pSubstring2, pSubstring2 + strlen(pSubstring2)); EATEST_VERIFY(iSlist == sListTest.end()); iSlist = search(sListTest.begin(), sListTest.end(), pSubstring2, pSubstring2); // Search with empty search pattern. EATEST_VERIFY(iSlist == sListTest.begin()); } { // ForwardIterator search_n(ForwardIterator first, ForwardIterator last, Size count, const T& value) const char* pString1 = "Hello wwworld"; const char* presultult = search_n(pString1, pString1 + strlen(pString1), 1, 'w'); EATEST_VERIFY(presultult == pString1 + 6); } { // bool binary_search(ForwardIterator first, ForwardIterator last, const T& value) // bool binary_search(ForwardIterator first, ForwardIterator last, const T& value, Compare compare) // ForwardIterator binary_search_i(ForwardIterator first, ForwardIterator last, const T& value) // ForwardIterator binary_search_i(ForwardIterator first, ForwardIterator last, const T& value, Compare compare) vector intArray; for(int i = 0; i < 1000; i++) intArray.push_back(i); bool b = binary_search(intArray.begin(), intArray.begin(), 0); EATEST_VERIFY(b == false); b = binary_search(intArray.begin(), intArray.begin() + 1, 0); EATEST_VERIFY(b == true); b = binary_search(intArray.begin(), intArray.end(), 733, less()); EATEST_VERIFY(b == true); vector::iterator it = binary_search_i(intArray.begin(), intArray.begin(), 0); EATEST_VERIFY(it == intArray.begin()); it = binary_search_i(intArray.begin(), intArray.begin() + 1, 0, less()); EATEST_VERIFY(it == intArray.begin()); it = binary_search_i(intArray.begin(), intArray.end(), 733); EATEST_VERIFY(it == intArray.begin() + 733); list toList; list::iterator toI; for(int j = 0; j < 1000; j++) toList.push_back(TestObject(j)); b = binary_search(toList.begin(), toList.begin(), TestObject(0), less()); EATEST_VERIFY(b == false); toI = toList.begin(); toI++; b = binary_search(toList.begin(), toI, TestObject(0)); EATEST_VERIFY(b == true); b = binary_search(toList.begin(), toList.end(), TestObject(733)); EATEST_VERIFY(b == true); toI = binary_search_i(toList.begin(), toList.begin(), TestObject(0), less()); // No-op EATEST_VERIFY(toI == toList.begin()); toI = toList.begin(); toI++; toI = binary_search_i(toList.begin(), toI, TestObject(0)); EATEST_VERIFY(*toI == TestObject(0)); toI = binary_search_i(toList.begin(), toList.end(), TestObject(733)); EATEST_VERIFY(*toI == TestObject(733)); } { // ForwardIterator unique(ForwardIterator first, ForwardIterator last) // ForwardIterator unique(ForwardIterator first, ForwardIterator last, BinaryPredicate predicate) int intArray[] = { 1, 2, 3, 3, 4, 4 }; int* pInt = unique(intArray, intArray + 0); EATEST_VERIFY(pInt == intArray); EATEST_VERIFY(VerifySequence(intArray, intArray + 6, int(), "unique", 1, 2, 3, 3, 4, 4, -1)); pInt = unique(intArray, intArray + 6, equal_to()); EATEST_VERIFY(pInt == intArray + 4); EATEST_VERIFY(VerifySequence(intArray, intArray + 6, int(), "unique", 1, 2, 3, 4, 4, 4, -1)); TestObject toArray[] = { TestObject(1), TestObject(2), TestObject(3), TestObject(3), TestObject(4), TestObject(4) }; TestObject* pTO = unique(toArray, toArray + 6); EATEST_VERIFY(pTO == toArray + 4); EATEST_VERIFY(toArray[3] == TestObject(4)); } { // ForwardIterator1 find_end(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2) // ForwardIterator1 find_end(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, ForwardIterator2 last2, BinaryPredicate predicate) // Test via bidirectional/random_access iterator. basic_string sTest("abcdefg abcdefg abcdefg"); const char* pSubstring1 = "abcd"; const char* pSubstring2 = "1234"; basic_string::iterator iString = find_end(sTest.begin(), sTest.end(), pSubstring1, pSubstring1 + 4); EATEST_VERIFY(&*iString == &sTest[16]); iString = find_end(sTest.begin(), sTest.end(), pSubstring1, pSubstring1 + 4, equal_to()); EATEST_VERIFY(&*iString == &sTest[16]); iString = find_end(sTest.begin(), sTest.end(), pSubstring2, pSubstring2 + strlen(pSubstring2)); EATEST_VERIFY(iString == sTest.end()); iString = find_end(sTest.begin(), sTest.end(), pSubstring2, pSubstring2 + strlen(pSubstring2), equal_to()); EATEST_VERIFY(iString == sTest.end()); // Test via forward iterator. slist sListTest; for(slist::size_type i = sTest.size(); i > 0; --i) sListTest.push_front(sTest[i - 1]); slist::iterator iSlist = find_end(sListTest.begin(), sListTest.end(), pSubstring1, pSubstring1 + strlen(pSubstring1)); slist::iterator i16 = sListTest.begin(); advance(i16, 16); EATEST_VERIFY(iSlist == i16); iSlist = find_end(sListTest.begin(), sListTest.end(), pSubstring1, pSubstring1 + strlen(pSubstring1), equal_to()); i16 = sListTest.begin(); advance(i16, 16); EATEST_VERIFY(iSlist == i16); iSlist = find_end(sListTest.begin(), sListTest.end(), pSubstring2, pSubstring2 + strlen(pSubstring2)); EATEST_VERIFY(iSlist == sListTest.end()); iSlist = find_end(sListTest.begin(), sListTest.end(), pSubstring2, pSubstring2 + strlen(pSubstring2), equal_to()); EATEST_VERIFY(iSlist == sListTest.end()); } { // OutputIterator set_difference(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result) // OutputIterator set_difference(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare compare) int intArray1[] = { 0, 0, 2, 5, 8, 8, 12, 24, 26, 43 }; int intArray2[] = { 0, 0, 0, 5, 7, 8, 11, 24, 25, 43 }; int intArray3[] = { 9, 9, 9, 9, 9, 9, 9, 9, 9, 9 }; set_difference(intArray1, intArray1 + 0, intArray2, intArray2 + 0, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_difference", 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, -1)); set_difference(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_difference", 2, 8, 12, 26, 9, 9, 9, 9, 9, 9, -1)); intArray3[0] = intArray3[1] = intArray3[2] = 9; set_difference(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3, less()); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_difference", 2, 8, 12, 26, 9, 9, 9, 9, 9, 9, -1)); } { // OutputIterator set_symmetric_difference(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result) // OutputIterator set_symmetric_difference(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare compare) int intArray1[] = { 0, 0, 2, 5, 8, 8, 12, 24, 26, 43 }; int intArray2[] = { 0, 0, 0, 5, 7, 8, 11, 24, 25, 43 }; int intArray3[] = { 9, 9, 9, 9, 9, 9, 9, 9, 9, 9 }; set_symmetric_difference(intArray1, intArray1 + 0, intArray2, intArray2 + 0, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_symmetric_difference", 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, -1)); set_symmetric_difference(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_symmetric_difference", 0, 2, 7, 8, 11, 12, 25, 26, 9, 9, -1)); intArray3[0] = intArray3[1] = intArray3[2] = intArray3[4] = intArray3[5] = intArray3[6] = 9; set_symmetric_difference(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3, less()); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_symmetric_difference", 0, 2, 7, 8, 11, 12, 25, 26, 9, 9, -1)); } { // OutputIterator set_intersection(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result) // OutputIterator set_intersection(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare compare) int intArray1[] = { 0, 0, 2, 5, 8, 8, 12, 24, 26, 43 }; int intArray2[] = { 0, 0, 0, 5, 7, 8, 11, 24, 25, 43 }; int intArray3[] = { 9, 9, 9, 9, 9, 9, 9, 9, 9, 9 }; set_intersection(intArray1, intArray1 + 0, intArray2, intArray2 + 0, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_intersection", 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, -1)); set_intersection(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_intersection", 0, 0, 5, 8, 24, 43, 9, 9, 9, 9, -1)); intArray3[0] = intArray3[1] = intArray3[2] = intArray3[4] = intArray3[5] = intArray3[6] = 9; set_intersection(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3, less()); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 10, int(), "set_intersection", 0, 0, 5, 8, 24, 43, 9, 9, 9, 9, -1)); } { // OutputIterator set_union(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result) // OutputIterator set_union(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, OutputIterator result, Compare compare) int intArray1[] = { 0, 0, 2, 5, 8, 8, 12, 24, 26, 43 }; int intArray2[] = { 0, 0, 0, 5, 7, 8, 11, 24, 25, 43 }; int intArray3[] = { 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9 }; set_union(intArray1, intArray1 + 0, intArray2, intArray2 + 0, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 20, int(), "set_union", 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, -1)); set_union(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 20, int(), "set_union", 0, 0, 0, 2, 5, 7, 8, 8, 11, 12, 24, 25, 26, 43, 9, 9, 9, 9, 9, 9, -1)); intArray3[0] = intArray3[1] = intArray3[2] = intArray3[3] = intArray3[4] = intArray3[5] = intArray3[6] = intArray3[7] = intArray3[8] = intArray3[9] = intArray3[10] = intArray3[11] = 9; set_union(intArray1, intArray1 + 10, intArray2, intArray2 + 10, intArray3, less()); EATEST_VERIFY(VerifySequence(intArray3, intArray3 + 20, int(), "set_union", 0, 0, 0, 2, 5, 7, 8, 8, 11, 12, 24, 25, 26, 43, 9, 9, 9, 9, 9, 9, -1)); } // set_difference_2 { // template // void set_difference_2(InputIterator1 first1, InputIterator1 last1, // InputIterator2 first2, InputIterator2 last2, // OutputIterator result1, OutputIterator result2) { const eastl::vector v1 = {1, 2, 4, 5, 7, 7, 9}; const eastl::vector v2 = { 2, 6, 9}; eastl::vector only_v1, only_v2; eastl::set_difference_2(v1.begin(), v1.end(), v2.begin(), v2.end(), eastl::inserter(only_v1, only_v1.begin()), eastl::inserter(only_v2, only_v2.begin())); EATEST_VERIFY((only_v1 == eastl::vector{1, 4, 5, 7, 7})); EATEST_VERIFY((only_v2 == eastl::vector{6})); } // template // void set_difference_2(InputIterator1 first1, InputIterator1 last1, // InputIterator2 first2, InputIterator2 last2, // OutputIterator result1, OutputIterator result2, Compare compare) { struct local { int data = -1; bool operator==(const local& other) const { return data == other.data; } }; const eastl::vector v1 = {{1}, {2}, {4}, {5}, {7}, {7}, {9}}; const eastl::vector v2 = { {2}, {6}, {9}}; eastl::vector only_v1, only_v2; eastl::set_difference_2(v1.begin(), v1.end(), v2.begin(), v2.end(), eastl::inserter(only_v1, only_v1.begin()), eastl::inserter(only_v2, only_v2.begin()), [](const local& lhs, const local& rhs) { return lhs.data < rhs.data; }); EATEST_VERIFY((only_v1 == eastl::vector{{1}, {4}, {5}, {7}, {7}})); EATEST_VERIFY((only_v2 == eastl::vector{{6}})); } } // set_decomposition { // OutputIterator3 set_decomposition(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, // OutputIterator1 result1, OutputIterator2 result2, OutputIterator3 result3) { const eastl::vector v1 = {1, 2, 4, 5, 7, 7, 9}; const eastl::vector v2 = { 2, 6, 9}; eastl::vector only_v1, only_v2, intersection; eastl::set_decomposition(v1.begin(), v1.end(), v2.begin(), v2.end(), eastl::inserter(only_v1, only_v1.begin()), eastl::inserter(only_v2, only_v2.begin()), eastl::inserter(intersection, intersection.begin())); EATEST_VERIFY((only_v1 == eastl::vector{1, 4, 5, 7, 7})); EATEST_VERIFY((only_v2 == eastl::vector{6})); EATEST_VERIFY((intersection == eastl::vector{2, 9})); } // OutputIterator3 set_decomposition(InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2, // OutputIterator1 result1, OutputIterator2 result2, OutputIterator3 result3, Compare compare) { struct local { int data = -1; bool operator==(const local& other) const { return data == other.data; } }; const eastl::vector v1 = {{1}, {2}, {4}, {5}, {7}, {7}, {9}}; const eastl::vector v2 = { {2}, {6}, {9}}; eastl::vector only_v1, only_v2, intersection; eastl::set_decomposition(v1.begin(), v1.end(), v2.begin(), v2.end(), eastl::inserter(only_v1, only_v1.begin()), eastl::inserter(only_v2, only_v2.begin()), eastl::inserter(intersection, intersection.begin()), [](const local& lhs, const local& rhs) { return lhs.data < rhs.data; }); EATEST_VERIFY((only_v1 == eastl::vector{{1}, {4}, {5}, {7}, {7}})); EATEST_VERIFY((only_v2 == eastl::vector{{6}})); EATEST_VERIFY((intersection == eastl::vector{{2}, {9}})); } } { // template // bool is_permutation(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2) // template // bool is_permutation(ForwardIterator1 first1, ForwardIterator1 last1, ForwardIterator2 first2, BinaryPredicate predicate) EASTLTest_Rand eastlRNG(EA::UnitTest::GetRandSeed()); { int intArray1[] = { 0, 1, 2, 3, 4 }; int intArray2[] = { 0, 1, 2, 3, 4 }; // Test an empty set. EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + 0, intArray2)); // Test two identical sets. EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); eastl::random_shuffle(intArray1, intArray1 + EAArrayCount(intArray1), eastlRNG); // Test order randomization. EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); eastl::random_shuffle(intArray2, intArray2 + EAArrayCount(intArray2), eastlRNG); EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); // Test the case where there's a difference. intArray2[4] = intArray2[3]; // This change guarantees is_permutation will return false. EATEST_VERIFY(!eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); } { int intArray1[] = { 0, 0, 0, 1, 1 }; int intArray2[] = { 0, 0, 0, 1, 1 }; // Test two identical sets. EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); eastl::random_shuffle(intArray1, intArray1 + EAArrayCount(intArray1), eastlRNG); // Test order randomization. EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); eastl::random_shuffle(intArray2, intArray2 + EAArrayCount(intArray2), eastlRNG); EATEST_VERIFY(eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); // Test the case where there's a difference. intArray2[4] = (intArray2[4] == 0) ? 1 : 0; EATEST_VERIFY(!eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2)); } for(int n = 0; n < 100000; n++) { eastl_size_t intArray1[6]; eastl_size_t intArray2[6]; for(size_t i = 0; i < EAArrayCount(intArray1); i++) { intArray1[i] = eastlRNG.RandLimit(6); intArray2[i] = eastlRNG.RandLimit(6); } bool isPermutation = eastl::is_permutation(intArray1, intArray1 + EAArrayCount(intArray1), intArray2); // If is_permutation returned true, then sorted versions of the two arrays should be identical. eastl::sort(intArray1, intArray1 + EAArrayCount(intArray1)); eastl::sort(intArray2, intArray2 + EAArrayCount(intArray2)); eastl::pair mismatchResult = eastl::mismatch(intArray1, intArray1 + EAArrayCount(intArray1), intArray2); bool isIdentical = (mismatchResult.first == (intArray1 + EAArrayCount(intArray1))); EATEST_VERIFY(isPermutation == isIdentical); // With an array size of 6, isPermutation ends up being true about 1 in 400 times here. } } { //template //bool next_permutation(BidirectionalIterator first, BidirectionalIterator last); //template //bool next_permutation(BidirectionalIterator first, BidirectionalIterator last, Compare compare); uint64_t count; vector intArray; for(int i = 0; i < 8; i++) intArray.push_back(i); count = 0; do { ++count; } while(next_permutation(intArray.begin(), intArray.end())); EATEST_VERIFY(count == 40320); // count = n! EATEST_VERIFY(is_sorted(intArray.begin(), intArray.end())); count = 0; do { ++count; } while(next_permutation(intArray.begin(), intArray.end(), eastl::less())); EATEST_VERIFY(count == 40320); // count = n! EATEST_VERIFY(is_sorted(intArray.begin(), intArray.end())); } { // template // ForwardIterator rotate(ForwardIterator first, ForwardIterator middle, ForwardIterator last); // eastl::array (ContiguousIterator/Pointer) const eastl_size_t kRotateArraySize = 10; typedef eastl::array IntArray; { // This type is templated, so we can't run a loop over various sizes. IntArray intArray; for(eastl_size_t i = 0; i < kRotateArraySize; i++) { eastl::generate_n(intArray.begin(), kRotateArraySize, GenerateIncrementalIntegers()); IntArray::iterator intArrayItMiddle = eastl::next(intArray.begin(), i); IntArray::iterator intArrayIt = eastl::rotate(intArray.begin(), intArrayItMiddle, intArray.end()); for(eastl_size_t j = 0; j < kRotateArraySize; j++) { if(intArrayIt == intArray.end()) intArrayIt = intArray.begin(); EATEST_VERIFY(*intArrayIt++ == (int)j); } } } // eastl::vector (ContiguousIterator) typedef eastl::vector IntVector; for(eastl_size_t s = 10; s < 500; s += (eastl_size_t)rng.RandRange(50, 100)) { IntVector intVector(s, 0); for(eastl_size_t i = 0; i < s; i++) { eastl::generate_n(intVector.begin(), s, GenerateIncrementalIntegers()); IntVector::iterator intVectorItMiddle = eastl::next(intVector.begin(), i); IntVector::iterator intVectorIt = eastl::rotate(intVector.begin(), intVectorItMiddle, intVector.end()); for(eastl_size_t j = 0; j < s; j++) { if(intVectorIt == intVector.end()) intVectorIt = intVector.begin(); EATEST_VERIFY(*intVectorIt++ == (int)j); } } } // eastl::deque (RandomAccessIterator) typedef eastl::deque IntDeque; for(eastl_size_t s = 10; s < 500; s += (eastl_size_t)rng.RandRange(50, 100)) { IntDeque intDeque(s, 0); for(eastl_size_t i = 0; i < s; i++) { eastl::generate_n(intDeque.begin(), s, GenerateIncrementalIntegers()); IntDeque::iterator intDequeItMiddle = eastl::next(intDeque.begin(), i); IntDeque::iterator intDequeIt = eastl::rotate(intDeque.begin(), intDequeItMiddle, intDeque.end()); for(eastl_size_t j = 0; j < s; j++) { if(intDequeIt == intDeque.end()) intDequeIt = intDeque.begin(); EATEST_VERIFY(*intDequeIt++ == (int)j); } } } // eastl::list (BidirectionalIterator) typedef eastl::list IntList; for(eastl_size_t s = 10; s < 500; s += (eastl_size_t)rng.RandRange(50, 100)) { IntList intList(s, 0); for(eastl_size_t i = 0; i < s; i++) { eastl::generate_n(intList.begin(), s, GenerateIncrementalIntegers()); IntList::iterator intListItMiddle = eastl::next(intList.begin(), i); IntList::iterator intListIt = eastl::rotate(intList.begin(), intListItMiddle, intList.end()); for(eastl_size_t j = 0; j < s; j++) { if(intListIt == intList.end()) intListIt = intList.begin(); EATEST_VERIFY(*intListIt++ == (int)j); } } } // eastl::slist (ForwardIterator) typedef eastl::slist IntSlist; for(eastl_size_t s = 10; s < 500; s += (eastl_size_t)rng.RandRange(50, 100)) { IntSlist intSlist(s, 0); for(eastl_size_t i = 0; i < s; i++) { eastl::generate_n(intSlist.begin(), s, GenerateIncrementalIntegers()); IntSlist::iterator intSlistItMiddle = eastl::next(intSlist.begin(), i); IntSlist::iterator intSlistIt = eastl::rotate(intSlist.begin(), intSlistItMiddle, intSlist.end()); for(eastl_size_t j = 0; j < s; j++) { if(intSlistIt == intSlist.end()) intSlistIt = intSlist.begin(); EATEST_VERIFY(*intSlistIt++ == (int)j); } } } } // test eastl::sort with move-only type { { eastl::vector> vec; eastl::sort(vec.begin(), vec.end(), [](const eastl::unique_ptr& lhs, const eastl::unique_ptr& rhs) { return *lhs < *rhs; }); } { eastl::vector> vec; eastl::sort(vec.begin(), vec.end()); } { eastl::vector vec; eastl::sort(vec.begin(), vec.end(), [](const MissingMoveConstructor& lhs, const MissingMoveConstructor& rhs) { return lhs < rhs; }); } { eastl::vector vec; eastl::sort(vec.begin(), vec.end()); } { eastl::vector vec; eastl::sort(vec.begin(), vec.end(), [](const MissingMoveAssignable& lhs, const MissingMoveAssignable& rhs) { return lhs < rhs; }); } { eastl::vector vec; eastl::sort(vec.begin(), vec.end()); } { eastl::vector> vec; vec.emplace_back(new int(7)); vec.emplace_back(new int(-42)); vec.emplace_back(new int(5)); eastl::sort(vec.begin(), vec.end(), [](const eastl::unique_ptr& lhs, const eastl::unique_ptr& rhs) { return *lhs < *rhs; }); EATEST_VERIFY(*vec[0] == -42); EATEST_VERIFY(*vec[1] == 5); EATEST_VERIFY(*vec[2] == 7); } { for (unsigned tests = 0; tests < 50; ++tests) { eastl::vector> vec1; for (int i = 0; i < 100; ++i) { int randomNumber = rng(); vec1.emplace_back(new int(randomNumber)); } auto vec1Cmp = [](const eastl::unique_ptr& lhs, const eastl::unique_ptr& rhs) { return *lhs < *rhs; }; eastl::sort(vec1.begin(), vec1.end(), vec1Cmp); EATEST_VERIFY(eastl::is_sorted(vec1.begin(), vec1.end(), vec1Cmp)); } } } EATEST_VERIFY(TestObject::IsClear()); TestObject::Reset(); return nErrorCount; }