diff options
Diffstat (limited to 'tests/math_test.cpp')
| -rw-r--r-- | tests/math_test.cpp | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/tests/math_test.cpp b/tests/math_test.cpp index 084ea0c..7734018 100644 --- a/tests/math_test.cpp +++ b/tests/math_test.cpp @@ -1224,36 +1224,23 @@ TEST(math, frexpl) { TEST(math, modf) { double di; - double df = modf(123.456, &di); + double df = modf(123.75, &di); ASSERT_DOUBLE_EQ(123.0, di); - // ASSERT_DOUBLE uses more decimals than the double precision when performing - // the comparison which can result in false failures. And it seems that modf - // results are not 100% precise as expected but within the acceptable delta. - // Work around this by tweaking the expected value (taken) from the result of - // glibc modf). - ASSERT_DOUBLE_EQ(0.45600000000000307, df); + ASSERT_DOUBLE_EQ(0.75, df); } TEST(math, modff) { float fi; - float ff = modff(123.456f, &fi); + float ff = modff(123.75f, &fi); ASSERT_FLOAT_EQ(123.0f, fi); - // See modf comment on why we don't use 0.456f as an excepted value. - ASSERT_FLOAT_EQ(0.45600128f, ff); + ASSERT_FLOAT_EQ(0.75f, ff); } TEST(math, modfl) { long double ldi; - long double ldf = modfl(123.456l, &ldi); - ASSERT_DOUBLE_EQ(123.0l, ldi); - // See modf comment on why we don't use 0.456l as an excepted value when the - // modf == modfl. For LP64, where long double != double, modfl algorithm - // gives precise results and thus we don't need to tweak the expected value. -#if defined(__LP64__) || !defined(__BIONIC__) - ASSERT_DOUBLE_EQ(0.456l, ldf); -#else - ASSERT_DOUBLE_EQ(0.45600000000000307, ldf); -#endif // __LP64__ || !__BIONIC__ + long double ldf = modfl(123.75L, &ldi); + ASSERT_DOUBLE_EQ(123.0L, ldi); + ASSERT_DOUBLE_EQ(0.75L, ldf); } TEST(math, remquo) { |