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Diffstat (limited to 'EASTL/test/source/TestRatio.cpp')
| -rw-r--r-- | EASTL/test/source/TestRatio.cpp | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/EASTL/test/source/TestRatio.cpp b/EASTL/test/source/TestRatio.cpp new file mode 100644 index 0000000..9f30fc1 --- /dev/null +++ b/EASTL/test/source/TestRatio.cpp @@ -0,0 +1,107 @@ +///////////////////////////////////////////////////////////////////////////// +// Copyright (c) Electronic Arts Inc. All rights reserved. +///////////////////////////////////////////////////////////////////////////// + + +#include "EASTLTest.h" +#include <EABase/eabase.h> +#include <EASTL/ratio.h> + + +int TestRatio() +{ + using namespace eastl; + + int nErrorCount = 0; + { + using namespace eastl::Internal; + + // lcm (least common multiple) + static_assert(lcm<0,0>::value == 0, "lcm failure"); + static_assert(lcm<10,6>::value == 30, "lcm failure"); + static_assert(lcm<21,6>::value == 42, "lcm failure"); + static_assert(lcm<21,6>::value == lcm<6,21>::value, "lcm failure"); + + // gcd (greatest common divisor) + static_assert(gcd<6, 4>::value == 2, "gcd failure"); + static_assert(gcd<54, 24>::value == 6, "gcd failure"); + static_assert(gcd<42, 56>::value == 14, "gcd failure"); + static_assert(gcd<48, 18>::value == 6, "gcd failure"); + static_assert(gcd<50, 40>::value == 10, "gcd failure"); + static_assert(gcd<6, 4>::value != 9, "gcd failure"); + static_assert(gcd<0, 0>::value == 1, "gcd failure"); + static_assert(gcd<1, 0>::value == 1, "gcd failure"); + static_assert(gcd<0, 1>::value == 1, "gcd failure"); + static_assert(gcd<34,7>::value == gcd<7, 34>::value, "gcd failure"); + static_assert(gcd<9223372036854775807, 9223372036854775807>::value == 9223372036854775807, "gcd failure"); + + // simplify + typedef ct_simplify<ratio<50, 40>>::ratio_type smp_rt; + typedef ct_simplify<ratio<50, 40>>::this_type smp_tt; + static_assert(smp_rt::num == 5 && smp_rt::den == 4, "simplify failure"); + static_assert(smp_tt::divisor == 10, "simplify failure0"); + static_assert(smp_rt::num == 5, "simplify failure1"); + static_assert(smp_rt::den == 4, "simplify failure2"); + } + + { + // ratio_add + typedef ratio_add<ratio<2, 3>, ratio<1, 6>> sum; + static_assert(sum::num == 5 && sum::den == 6, "ratio_add failure"); + typedef ratio_add<ratio<3,4>, ratio<5,10>> sum2; + static_assert(sum2::num == 5 && sum2::den == 4, "ratio_add failure"); + + // ratio_subtract + typedef ratio_subtract<ratio<10,10>, ratio<1,2>> sum3; + static_assert(sum3::num == 1 && sum3::den == 2, "ratio_subtract failure"); + + // ratio_multiply + typedef ratio_multiply<ratio<10,10>, ratio<1,2>> sum4; + static_assert(sum4::num == 1 && sum4::den == 2, "ratio_multiply failure"); + typedef ratio_multiply<ratio<2,5>, ratio<1,2>> sum5; + static_assert(sum5::num == 1 && sum5::den == 5, "ratio_multiply failure"); + typedef ratio_multiply<ratio<1,3>, ratio<9,16>> sum6; + static_assert(sum6::num == 3 && sum6::den == 16, "ratio_multiply failure"); + + // ratio_divide + typedef ratio_divide<ratio<1,8>, ratio<1,4>> sum8; + static_assert(sum8::num == 1 && sum8::den == 2, "ratio_divide failure"); + typedef ratio_divide<ratio<2,3>, ratio<5>> sum9; + static_assert(sum9::num == 2 && sum9::den == 15, "ratio_divide failure"); + + // ratio_equal + static_assert(ratio_equal<ratio<1>, ratio<1>>::value, "ratio_equal failure"); + static_assert(ratio_equal<ratio<1,1>, ratio<4,4>>::value, "ratio_equal failure"); + static_assert(ratio_equal<ratio<5,10>, ratio<1,2>>::value, "ratio_equal failure"); + static_assert(ratio_equal<ratio<2,3>, ratio<4,6>>::value, "ratio_equal failure"); + + // ratio_not_equal + static_assert(!ratio_not_equal<ratio<5,10>, ratio<1,2>>::value, "ratio_not_equal failure"); + + // ratio_less + static_assert(ratio_less<ratio<2,10>, ratio<1,2>>::value, "ratio_less failure"); + static_assert(ratio_less<ratio<23,37>, ratio<57,90>>::value, "ratio_less failure"); + + // ratio_less_equal + static_assert(ratio_less_equal<ratio<2,10>, ratio<1,2>>::value, "ratio_less_equal failure"); + static_assert(ratio_less_equal<ratio<2,10>, ratio<1,5>>::value, "ratio_less_equal failure"); + static_assert(ratio_less_equal<ratio<1,100>, ratio<1,5>>::value, "ratio_less_equal failure"); + + // ratio_greater + static_assert(ratio_greater<ratio<1,2>, ratio<1,4>>::value, "ratio_greater failure"); + + // ratio_greater_equal + static_assert(ratio_greater_equal<ratio<3,4>, ratio<1,2>>::value, "ratio_greater_equal failure"); + } + + return nErrorCount; +} + + + + + + + + + |