40 lines · c
1//===-- Utility class to test the isfinite macro [f|l] ----------*- C++ -*-===//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#ifndef LLVM_LIBC_TEST_INCLUDE_MATH_ISFINITE_H10#define LLVM_LIBC_TEST_INCLUDE_MATH_ISFINITE_H11 12#include "test/UnitTest/FPMatcher.h"13#include "test/UnitTest/Test.h"14 15#include "include/llvm-libc-macros/math-function-macros.h"16 17template <typename T>18class IsFiniteTest : public LIBC_NAMESPACE::testing::Test {19 DECLARE_SPECIAL_CONSTANTS(T)20 21public:22 typedef int (*IsFiniteFunc)(T);23 24 void testSpecialNumbers(IsFiniteFunc func) {25 EXPECT_EQ(func(inf), 0);26 EXPECT_EQ(func(neg_inf), 0);27 EXPECT_EQ(func(zero), 1);28 EXPECT_EQ(func(neg_zero), 1);29 }30};31 32#define LIST_ISFINITE_TESTS(T, func) \33 using LlvmLibcIsFiniteTest = IsFiniteTest<T>; \34 TEST_F(LlvmLibcIsFiniteTest, SpecialNumbers) { \35 auto isfinite_func = [](T x) { return func(x); }; \36 testSpecialNumbers(isfinite_func); \37 }38 39#endif // LLVM_LIBC_TEST_INCLUDE_MATH_ISFINITE_H40