| //===-- Utility class to test fixed-point abs -------------------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "test/UnitTest/Test.h" |
| |
| #include "src/__support/fixed_point/fx_rep.h" |
| |
| template <typename T> class AbsTest : public LIBC_NAMESPACE::testing::Test { |
| |
| using FXRep = LIBC_NAMESPACE::fixed_point::FXRep<T>; |
| static constexpr T zero = FXRep::ZERO(); |
| static constexpr T min = FXRep::MIN(); |
| static constexpr T max = FXRep::MAX(); |
| static constexpr T half = static_cast<T>(0.5); |
| static constexpr T neg_half = static_cast<T>(-0.5); |
| |
| public: |
| typedef T (*AbsFunc)(T); |
| |
| void testSpecialNumbers(AbsFunc func) { |
| EXPECT_EQ(zero, func(zero)); |
| EXPECT_EQ(max, func(min)); |
| EXPECT_EQ(max, func(max)); |
| EXPECT_EQ(half, func(half)); |
| EXPECT_EQ(half, func(neg_half)); |
| } |
| }; |
| |
| #define LIST_ABS_TESTS(T, func) \ |
| using LlvmLibcAbsTest = AbsTest<T>; \ |
| TEST_F(LlvmLibcAbsTest, SpecialNumbers) { testSpecialNumbers(&func); } \ |
| static_assert(true, "Require semicolon.") |