48 lines · cpp
1//===-- Unittests for logf16 ----------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "hdr/errno_macros.h"10#include "hdr/fenv_macros.h"11#include "src/__support/FPUtil/cast.h"12#include "src/math/logf16.h"13#include "test/UnitTest/FPMatcher.h"14#include "test/UnitTest/Test.h"15 16using LlvmLibcLogf16Test = LIBC_NAMESPACE::testing::FPTest<float16>;17 18TEST_F(LlvmLibcLogf16Test, SpecialNumbers) {19 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::logf16(aNaN));20 EXPECT_MATH_ERRNO(0);21 22 EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::logf16(sNaN), FE_INVALID);23 EXPECT_MATH_ERRNO(0);24 25 EXPECT_FP_EQ_ALL_ROUNDING(inf, LIBC_NAMESPACE::logf16(inf));26 EXPECT_MATH_ERRNO(0);27 28 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::logf16(neg_inf));29 EXPECT_MATH_ERRNO(EDOM);30 31 EXPECT_FP_EQ_WITH_EXCEPTION_ALL_ROUNDING(32 neg_inf, LIBC_NAMESPACE::logf16(zero), FE_DIVBYZERO);33 EXPECT_MATH_ERRNO(0);34 35 EXPECT_FP_EQ_WITH_EXCEPTION_ALL_ROUNDING(36 neg_inf, LIBC_NAMESPACE::logf16(neg_zero), FE_DIVBYZERO);37 EXPECT_MATH_ERRNO(0);38 39 EXPECT_FP_EQ_ALL_ROUNDING(40 zero, LIBC_NAMESPACE::logf16(LIBC_NAMESPACE::fputil::cast<float16>(1.0)));41 EXPECT_MATH_ERRNO(0);42 43 EXPECT_FP_EQ_ALL_ROUNDING(44 aNaN,45 LIBC_NAMESPACE::logf16(LIBC_NAMESPACE::fputil::cast<float16>(-1.0)));46 EXPECT_MATH_ERRNO(EDOM);47}48