1 //===-- Unittests for cosf16 ----------------------------------------------===// 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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #include "src/errno/libc_errno.h" 10 #include "src/math/cosf16.h" 11 #include "test/UnitTest/FPMatcher.h" 12 #include "test/UnitTest/Test.h" 13 14 using LlvmLibcCosf16Test = LIBC_NAMESPACE::testing::FPTest<float16>; 15 TEST_F(LlvmLibcCosf16Test,SpecialNumbers)16TEST_F(LlvmLibcCosf16Test, SpecialNumbers) { 17 LIBC_NAMESPACE::libc_errno = 0; 18 19 EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::cosf16(aNaN)); 20 EXPECT_MATH_ERRNO(0); 21 22 EXPECT_FP_EQ(1.0f, LIBC_NAMESPACE::cosf16(zero)); 23 EXPECT_MATH_ERRNO(0); 24 25 EXPECT_FP_EQ(1.0f, LIBC_NAMESPACE::cosf16(neg_zero)); 26 EXPECT_MATH_ERRNO(0); 27 28 EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::cosf16(inf)); 29 EXPECT_MATH_ERRNO(EDOM); 30 31 EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::cosf16(neg_inf)); 32 EXPECT_MATH_ERRNO(EDOM); 33 } 34