///////////////////////////////////////////////////////////////////////////// // Copyright (c) Electronic Arts Inc. All rights reserved. ///////////////////////////////////////////////////////////////////////////// template int TEST_STRING_NAME() { int nErrorCount = 0; { // EA_CONSTEXPR basic_string_view() { StringViewT sw; VERIFY(sw.empty()); VERIFY(sw.data() == nullptr); VERIFY(sw.size() == 0); VERIFY(sw.size() == sw.length()); } // User-reported regression: constructing string_view from a nullptr, NULL, 0 { { StringViewT sw(nullptr); VERIFY(sw.empty()); VERIFY(sw.data() == nullptr); VERIFY(sw.size() == 0); VERIFY(sw.size() == sw.length()); } { StringViewT sw(0); VERIFY(sw.empty()); VERIFY(sw.data() == nullptr); VERIFY(sw.size() == 0); VERIFY(sw.size() == sw.length()); } { StringViewT sw(NULL); VERIFY(sw.empty()); VERIFY(sw.data() == nullptr); VERIFY(sw.size() == 0); VERIFY(sw.size() == sw.length()); } } // EA_CONSTEXPR basic_string_view(const basic_string_view& other) = default; { auto* pLiteral = LITERAL("Hello, World"); StringViewT sw1(pLiteral); StringViewT sw2(sw1); VERIFY(sw1.size() == sw2.size()); VERIFY(eastl::Compare(sw1.data(), sw2.data(), sw1.size()) == 0); } // EA_CONSTEXPR basic_string_view(const T* s, size_type count) { { StringViewT sw(LITERAL("Hello, World"), 12); VERIFY(!sw.empty()); VERIFY(sw.data() != nullptr); VERIFY(sw.size() == 12); VERIFY(sw.size() == sw.length()); } { StringViewT sw(LITERAL("Hello, World"), 5); VERIFY(!sw.empty()); VERIFY(sw.data() != nullptr); VERIFY(sw.size() == 5); VERIFY(sw.size() == sw.length()); VERIFY(eastl::Compare(sw.data(), LITERAL("Hello"), sw.size()) == 0); } } // EA_CONSTEXPR basic_string_view(const T* s) { auto* pLiteral = LITERAL("Vancouver, Canada"); StringViewT sw(pLiteral); VERIFY(!sw.empty()); VERIFY(sw.data() != nullptr); VERIFY(sw.size() == 17); VERIFY(sw.size() == sw.length()); VERIFY(eastl::Compare(sw.data(), pLiteral, sw.size()) == 0); } // basic_string_view& operator=(const basic_string_view& view) = default; { auto* pLiteral = LITERAL("Hello, World"); StringViewT sw1(pLiteral); StringViewT sw2; VERIFY(!sw1.empty()); VERIFY(sw2.empty()); sw2 = sw1; VERIFY(!sw1.empty()); VERIFY(!sw2.empty()); VERIFY(sw1.size() == sw2.size()); VERIFY(eastl::Compare(sw1.data(), pLiteral, sw1.size()) == 0); VERIFY(eastl::Compare(sw2.data(), pLiteral, sw2.size()) == 0); } { // EA_CONSTEXPR const_iterator begin() const EA_NOEXCEPT // EA_CONSTEXPR const_iterator cbegin() const EA_NOEXCEPT StringViewT sw(LITERAL("abcdefg")); { auto i = sw.begin(); auto ci = sw.cbegin(); VERIFY(*i++ == LITERAL('a')); VERIFY(*i++ == LITERAL('b')); VERIFY(*ci++ == LITERAL('a')); VERIFY(*ci++ == LITERAL('b')); } // EA_CONSTEXPR const_iterator end() const EA_NOEXCEPT // EA_CONSTEXPR const_iterator cend() const EA_NOEXCEPT { auto i = sw.end(); auto ci = sw.cend(); VERIFY(*i-- == LITERAL('\0')); VERIFY(*i-- == LITERAL('g')); VERIFY(*ci-- == LITERAL('\0')); VERIFY(*ci-- == LITERAL('g')); } // EA_CONSTEXPR const_reverse_iterator rbegin() const EA_NOEXCEPT // EA_CONSTEXPR const_reverse_iterator crbegin() const EA_NOEXCEPT { auto i = sw.rbegin(); auto ci = sw.crbegin(); VERIFY(*i++ == LITERAL('g')); VERIFY(*i++ == LITERAL('f')); VERIFY(*ci++ == LITERAL('g')); VERIFY(*ci++ == LITERAL('f')); } // EA_CONSTEXPR const_reverse_iterator rend() const EA_NOEXCEPT // EA_CONSTEXPR const_reverse_iterator crend() const EA_NOEXCEPT { auto i = sw.rend(); i--; auto ci = sw.crend(); ci--; VERIFY(*i-- == LITERAL('a')); VERIFY(*i-- == LITERAL('b')); VERIFY(*ci-- == LITERAL('a')); VERIFY(*ci-- == LITERAL('b')); } } // EA_CONSTEXPR const_pointer data() const { auto* pLiteral = LITERAL("Vancouver, Canada"); StringViewT sw(pLiteral); VERIFY(sw.data() != nullptr); VERIFY(eastl::Compare(sw.data(), pLiteral, sw.size()) == 0); VERIFY(eastl::Compare(sw.data() + 11, LITERAL("Canada"), 6) == 0); } // EA_CONSTEXPR const_reference front() const // EA_CONSTEXPR const_reference back() const { { StringViewT sw(LITERAL("Vancouver, Canada")); VERIFY(sw.front() == LITERAL('V')); VERIFY(sw.back() == LITERAL('a')); } { StringViewT sw(LITERAL("Canada")); VERIFY(sw.front() == LITERAL('C')); VERIFY(sw.back() == LITERAL('a')); } } // EA_CONSTEXPR const_reference operator[](size_type pos) const { StringViewT sw(LITERAL("Vancouver")); VERIFY(sw[0] == LITERAL('V')); VERIFY(sw[1] == LITERAL('a')); VERIFY(sw[2] == LITERAL('n')); VERIFY(sw[3] == LITERAL('c')); VERIFY(sw[4] == LITERAL('o')); VERIFY(sw[5] == LITERAL('u')); VERIFY(sw[6] == LITERAL('v')); VERIFY(sw[7] == LITERAL('e')); VERIFY(sw[8] == LITERAL('r')); } // EA_CONSTEXPR size_type size() const EA_NOEXCEPT // EA_CONSTEXPR size_type length() const EA_NOEXCEPT // EA_CONSTEXPR size_type max_size() const EA_NOEXCEPT // EA_CONSTEXPR bool empty() const EA_NOEXCEPT { StringViewT sw(LITERAL("http://en.cppreference.com/w/cpp/header/string_view")); VERIFY(sw.size() == 51); VERIFY(sw.length() == 51); VERIFY(sw.max_size() == eastl::numeric_limits::max()); VERIFY(!sw.empty()); } // EA_CONSTEXPR void swap(basic_string_view& v) { auto* pV = LITERAL("Vancouver"); auto* pC = LITERAL("Canada"); StringViewT sw1(pV); StringViewT sw2(pC); sw1.swap(sw2); VERIFY(eastl::Compare(sw1.data(), pC, sw1.size()) == 0); VERIFY(eastl::Compare(sw2.data(), pV, sw2.size()) == 0); } // EA_CONSTEXPR void remove_prefix(size_type n) // EA_CONSTEXPR void remove_suffix(size_type n) { StringViewT sw(LITERAL("Vancouver")); sw.remove_prefix(3); VERIFY(eastl::Compare(sw.data(), LITERAL("couver"), sw.size()) == 0); VERIFY(sw.size() == 6); sw.remove_prefix(3); VERIFY(eastl::Compare(sw.data(), LITERAL("ver"), sw.size()) == 0); VERIFY(sw.size() == 3); sw.remove_suffix(1); VERIFY(eastl::Compare(sw.data(), LITERAL("ve"), sw.size()) == 0); VERIFY(sw.size() == 2); sw.remove_suffix(1); VERIFY(eastl::Compare(sw.data(), LITERAL("v"), sw.size()) == 0); VERIFY(sw.size() == 1); sw.remove_suffix(1); VERIFY(eastl::Compare(sw.data(), LITERAL(""), sw.size()) == 0); VERIFY(sw.size() == 0); } // size_type copy(T* s, size_type n, size_type pos = 0) const; { typename StringViewT::value_type buf[256]; StringViewT sw(LITERAL("**Hello, World")); auto cnt = sw.copy(buf, 5, 2); VERIFY(eastl::Compare(buf, LITERAL("Hello"), 5) == 0); VERIFY(cnt == 5); } // EA_CONSTEXPR basic_string_view substr(size_type pos = 0, size_type n = npos) const; { StringViewT sw(LITERAL("**Hello, World")); auto sw2 = sw.substr(2, 5); VERIFY(eastl::Compare(sw2.data(), LITERAL("Hello"), sw2.size()) == 0); } // EA_CONSTEXPR int compare(basic_string_view s) const EA_NOEXCEPT; { { VERIFY(StringViewT(LITERAL("A")).compare(StringViewT(LITERAL("A"))) == 0); VERIFY(StringViewT(LITERAL("a")).compare(StringViewT(LITERAL("a"))) == 0); VERIFY(StringViewT(LITERAL("A")).compare(StringViewT(LITERAL("a"))) != 0); VERIFY(StringViewT(LITERAL("A")).compare(StringViewT(LITERAL("a"))) < 0); VERIFY(StringViewT(LITERAL("A")).compare(StringViewT(LITERAL("A"))) <= 0); VERIFY(StringViewT(LITERAL("a")).compare(StringViewT(LITERAL("A"))) > 0); VERIFY(StringViewT(LITERAL("A")).compare(StringViewT(LITERAL("A"))) >= 0); } { VERIFY(StringViewT(LITERAL("Aa")).compare(StringViewT(LITERAL("A"))) > 0); VERIFY(StringViewT(LITERAL("A")).compare(StringViewT(LITERAL("Aa"))) < 0); } { StringViewT sw1(LITERAL("Hello, World")); StringViewT sw2(LITERAL("Hello, WWorld")); StringViewT sw3(LITERAL("Hello, Wzorld")); VERIFY(sw1.compare(sw1) == 0); VERIFY(sw1.compare(sw2) > 0); VERIFY(sw1.compare(sw3) < 0); } } // EA_CONSTEXPR int compare(size_type pos1, size_type n1, basic_string_view s) const; { StringViewT sw1(LITERAL("*** Hello ***")); StringViewT sw2(LITERAL("Hello")); VERIFY(sw1.compare(4, 5, sw2) == 0); } // EA_CONSTEXPR int compare(size_type pos1, size_type n1, basic_string_view s, size_type pos2, size_type n2) const; { StringViewT sw(LITERAL("Vancouver")); VERIFY(sw.compare(0, 3, StringViewT(LITERAL("Van")), 0, 3) == 0); VERIFY(sw.compare(6, 3, StringViewT(LITERAL("ver")), 0, 3) == 0); VERIFY(sw.compare(0, 3, StringViewT(LITERAL("Tan")), 0, 3) != 0); } // EA_CONSTEXPR int compare(const T* s) const; { StringViewT sw(LITERAL("Hello")); VERIFY(sw.compare(LITERAL("Vancouver")) != 0); VERIFY(sw.compare(LITERAL("Vancouver!")) != 0); VERIFY(sw.compare(LITERAL("Hello")) == 0); } // EA_CONSTEXPR int compare(size_type pos1, size_type n1, const T* s) const; { StringViewT sw(LITERAL("*** Hello")); VERIFY(sw.compare(4, 5, LITERAL("Hello")) == 0); VERIFY(sw.compare(4, 5, LITERAL("Hello 555")) != 0); VERIFY(sw.compare(4, 5, LITERAL("hello")) != 0); } // EA_CONSTEXPR int compare(size_type pos1, size_type n1, const T* s, size_type n2) const; { StringViewT sw(LITERAL("*** Hello ***")); VERIFY(sw.compare(4, 5, LITERAL("Hello"), 5) == 0); VERIFY(sw.compare(0, 1, LITERAL("*"), 1) == 0); VERIFY(sw.compare(0, 2, LITERAL("**"), 1) != 0); VERIFY(sw.compare(0, 2, LITERAL("**"), 2) == 0); VERIFY(sw.compare(0, 2, LITERAL("^^"), 2) != 0); } // EA_CONSTEXPR size_type find(basic_string_view s, size_type pos = 0) const EA_NOEXCEPT; { StringViewT sw(LITERAL("*** Hello ***")); VERIFY(sw.find(StringViewT(LITERAL("Hello"))) != StringViewT::npos); VERIFY(sw.find(StringViewT(LITERAL("ell"))) != StringViewT::npos); VERIFY(sw.find(StringViewT(LITERAL("FailToFindMe"))) == StringViewT::npos); } // EA_CONSTEXPR size_type find(T c, size_type pos = 0) const EA_NOEXCEPT; { StringViewT sw(LITERAL("*** Hello ***")); VERIFY(sw.find(LITERAL("H")) == 4); VERIFY(sw.find(LITERAL("e")) == 5); VERIFY(sw.find(LITERAL("l")) == 6); VERIFY(sw.find(LITERAL("o")) == 8); VERIFY(sw.find(LITERAL("&")) == StringViewT::npos); VERIFY(sw.find(LITERAL("@")) == StringViewT::npos); } // EA_CONSTEXPR size_type find(const T* s, size_type pos, size_type n) const; { StringViewT sw(LITERAL("Hello, Vancouver")); VERIFY(sw.find(LITERAL("Hello"), 0, 3) != StringViewT::npos); VERIFY(sw.find(LITERAL("Hello"), 3, 3) == StringViewT::npos); VERIFY(sw.find(LITERAL("Vancouv"), 7, 7) != StringViewT::npos); } // EA_CONSTEXPR size_type find(const T* s, size_type pos = 0) const; { StringViewT sw(LITERAL("Hello, Vancouver")); VERIFY(sw.find(LITERAL("Hello"), 0) != StringViewT::npos); VERIFY(sw.find(LITERAL("Hello"), 3) == StringViewT::npos); VERIFY(sw.find(LITERAL("Vancouv"), 7) != StringViewT::npos); } // EA_CONSTEXPR size_type rfind(basic_string_view s, size_type pos = npos) const EA_NOEXCEPT; // EA_CONSTEXPR size_type rfind(T c, size_type pos = npos) const EA_NOEXCEPT; // EA_CONSTEXPR size_type rfind(const T* s, size_type pos, size_type n) const; // EA_CONSTEXPR size_type rfind(const T* s, size_type pos = npos) const; { StringViewT str(LITERAL("abcdefghijklmnopqrstuvwxyz")); VERIFY(str.rfind(StringViewT(LITERAL("d"))) != StringViewT::npos); VERIFY(str.rfind(StringViewT(LITERAL("tuv"))) != StringViewT::npos); VERIFY(str.rfind(StringViewT(LITERAL("123r"))) == StringViewT::npos); VERIFY(str.rfind(LITERAL("d")) != StringViewT::npos); VERIFY(str.rfind(LITERAL("tuv")) != StringViewT::npos); VERIFY(str.rfind(LITERAL("123r")) == StringViewT::npos); VERIFY(str.rfind(LITERAL("d"), str.length()) != StringViewT::npos); VERIFY(str.rfind(LITERAL("tuv"), str.length() - 2) != StringViewT::npos); VERIFY(str.rfind(LITERAL("123r"), str.length() - 2) == StringViewT::npos); VERIFY(str.rfind(LITERAL('d'), str.length() - 0) != StringViewT::npos); VERIFY(str.rfind(LITERAL('t'), str.length() - 2) != StringViewT::npos); VERIFY(str.rfind(LITERAL('1'), str.length() - 2) == StringViewT::npos); } // EA_CONSTEXPR size_type find_first_of(basic_string_view s, size_type pos = 0) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_first_of(T c, size_type pos = 0) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_first_of(const T* s, size_type pos, size_type n) const; // EA_CONSTEXPR size_type find_first_of(const T* s, size_type pos = 0) const; { StringViewT str(LITERAL("aaaaabbbbbcccdddddeeeeefffggh")); VERIFY(str.find_first_of(StringViewT(LITERAL("aaa"))) == 0); VERIFY(str.find_first_of(LITERAL("aab")) == 0); VERIFY(str.find_first_of(LITERAL("baab")) == 0); VERIFY(str.find_first_of(LITERAL("ceg")) == 10); VERIFY(str.find_first_of(LITERAL("eeef"), 1, 2) == 18); VERIFY(str.find_first_of(LITERAL("eeef"), 1, 4) == 18); VERIFY(str.find_first_of(LITERAL('g')) == 26); VERIFY(str.find_first_of(LITERAL('$')) == StringViewT::npos); VERIFY(str.find_first_of(StringViewT(LITERAL(" a"), 1)) == StringViewT::npos); } // EA_CONSTEXPR size_type find_last_of(basic_string_view s, size_type pos = npos) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_last_of(T c, size_type pos = npos) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_last_of(const T* s, size_type pos, size_type n) const; // EA_CONSTEXPR size_type find_last_of(const T* s, size_type pos = npos) const; { StringViewT str(LITERAL("aaaaabbbbbcccdddddeeeeefffggh")); VERIFY(str.find_last_of(StringViewT(LITERAL("aaa"))) == 4); VERIFY(str.find_last_of(LITERAL("aab")) == 9); VERIFY(str.find_last_of(LITERAL("baab")) == 9); VERIFY(str.find_last_of(LITERAL("ceg")) == 27); // VERIFY(str.find_last_of(LITERAL("eeef"), 1, 2) == StringViewT::npos); // todo: FIX ME // VERIFY(str.find_last_of(LITERAL("eeef"), 1, 4) == StringViewT::npos); // todo: FIX ME VERIFY(str.find_last_of(LITERAL('g')) == 27); VERIFY(str.find_last_of(LITERAL('$')) == StringViewT::npos); } // EA_CONSTEXPR size_type find_first_not_of(basic_string_view s, size_type pos = 0) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_first_not_of(T c, size_type pos = 0) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_first_not_of(const T* s, size_type pos, size_type n) const; // EA_CONSTEXPR size_type find_first_not_of(const T* s, size_type pos = 0) const; { StringViewT str(LITERAL("aaaaabbbbbcccdddddeeeeefffggh")); VERIFY(str.find_first_not_of(StringViewT(LITERAL("abcdfg"))) == 18); VERIFY(str.find_first_not_of(LITERAL("abcdfg")) == 18); // VERIFY(str.find_first_not_of(LITERAL("abcdfg"), 2, 2) == 0); // todo: FIX ME // VERIFY(str.find_first_not_of(LITERAL("abcdfg"), 0, 2) == 10); // todo: FIX ME VERIFY(str.find_first_not_of(LITERAL('a')) == 5); } // EA_CONSTEXPR size_type find_last_not_of(basic_string_view s, size_type pos = npos) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_last_not_of(T c, size_type pos = npos) const EA_NOEXCEPT; // EA_CONSTEXPR size_type find_last_not_of(const T* s, size_type pos, size_type n) const; // EA_CONSTEXPR size_type find_last_not_of(const T* s, size_type pos = npos) const; { StringViewT str(LITERAL("aaaaabbbbbcccdddddeeeeefffggh")); VERIFY(str.find_last_not_of(StringViewT(LITERAL("a"))) == 28); VERIFY(str.find_last_not_of(StringViewT(LITERAL("abcdfg"))) == 28); VERIFY(str.find_last_not_of(StringViewT(LITERAL("abcdfgh"))) == 22); VERIFY(str.find_last_not_of(LITERAL("abcdfgh")) == 22); // VERIFY(str.find_last_not_of(LITERAL("abcdfg"), 2, 2) == 0); // todo: FIX ME // VERIFY(str.find_last_not_of(LITERAL("abcdfg"), 0, 2) == 10); // todo: FIX ME VERIFY(str.find_last_not_of(LITERAL('a')) == 28); } // template // constexpr bool operator==(basic_string_view lhs, basic_string_view rhs); // template // constexpr bool operator!=(basic_string_view lhs, basic_string_view rhs); // template // constexpr bool operator<(basic_string_view lhs, basic_string_view rhs); // template // constexpr bool operator<=(basic_string_view lhs, basic_string_view rhs); // template // constexpr bool operator>(basic_string_view lhs, basic_string_view rhs); // template // constexpr bool operator>=(basic_string_view lhs, basic_string_view rhs); { StringViewT sw1(LITERAL("AAAAABBBBBCCCDDDDDEEEEEFFFGGH")); StringViewT sw2(LITERAL("aaaaabbbbbcccdddddeeeeefffggh")); VERIFY(sw1 == StringViewT(LITERAL("AAAAABBBBBCCCDDDDDEEEEEFFFGGH"))); VERIFY(sw1 != StringViewT(LITERAL("abcdefghijklmnopqrstuvwxyz"))); VERIFY(sw1 < sw2); VERIFY(sw1 <= sw2); VERIFY(sw2 > sw1); VERIFY(sw2 >= sw1); } // template<> struct hash; // template<> struct hash; // template<> struct hash; // template<> struct hash; { StringViewT sw1(LITERAL("Hello, World")); StringViewT sw2(LITERAL("Hello, World"), 5); StringViewT sw3(LITERAL("Hello")); auto s = LITERAL("Hello"); VERIFY(eastl::hash{}(sw1) != eastl::hash{}(sw2)); VERIFY(eastl::hash{}(sw2) == eastl::hash{}(sw3)); VERIFY(eastl::hash{}(sw3) == eastl::hash{}(s)); } } { StringViewT sw1(LITERAL("AAAAABBBBBCCCDDDDDEEEEEFFFGGH")); VERIFY( sw1.starts_with(LITERAL('A'))); VERIFY(!sw1.starts_with(LITERAL('X'))); VERIFY( sw1.starts_with(LITERAL("AAAA"))); VERIFY( sw1.starts_with(StringViewT(LITERAL("AAAA")))); VERIFY(!sw1.starts_with(LITERAL("AAAB"))); VERIFY( sw1.ends_with(LITERAL('H'))); VERIFY(!sw1.ends_with(LITERAL('X'))); VERIFY( sw1.ends_with(LITERAL("FGGH"))); VERIFY( sw1.ends_with(StringViewT(LITERAL("FGGH")))); VERIFY(!sw1.ends_with(LITERAL("FGGH$"))); } return nErrorCount; } // Required to prevent manual undef of macros when 'TestString.inl' preprocessed at the top of the unit test cpp file. #undef TEST_STRING_NAME #undef LITERAL