29 lines · cpp
1//===-- Unittests for atan2f128 -------------------------------------------===//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 "src/math/atan2f128.h"10#include "test/UnitTest/FPMatcher.h"11#include "test/UnitTest/Test.h"12 13using LlvmLibcAtan2f128Test = LIBC_NAMESPACE::testing::FPTest<float128>;14 15TEST_F(LlvmLibcAtan2f128Test, SpecialNumbers) {16 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::atan2f128(aNaN, zero));17 EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::atan2f128(1.0, aNaN));18 EXPECT_FP_EQ_ALL_ROUNDING(zero, LIBC_NAMESPACE::atan2f128(zero, zero));19 EXPECT_FP_EQ_ALL_ROUNDING(neg_zero,20 LIBC_NAMESPACE::atan2f128(neg_zero, zero));21 EXPECT_FP_EQ_ALL_ROUNDING(zero, LIBC_NAMESPACE::atan2f128(1.0, inf));22 EXPECT_FP_EQ_ALL_ROUNDING(neg_zero, LIBC_NAMESPACE::atan2f128(-1.0, inf));23 24 float128 x = 0x1.ffffffffffffffffffffffffffe7p1q;25 float128 y = 0x1.fffffffffffffffffffffffffff2p1q;26 float128 r = 0x1.921fb54442d18469898cc51701b3p-1q;27 EXPECT_FP_EQ(r, LIBC_NAMESPACE::atan2f128(x, y));28}29