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//===-- Utility class to test the iszero macro -----------------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIBC_TEST_INCLUDE_MATH_ISZERO_H
#define LLVM_LIBC_TEST_INCLUDE_MATH_ISZERO_H
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
#include "include/llvm-libc-macros/math-function-macros.h"
template <typename T> class IsZeroTest : public LIBC_NAMESPACE::testing::Test {
DECLARE_SPECIAL_CONSTANTS(T)
public:
typedef bool (*IsZeroFunc)(T);
void testSpecialNumbers(IsZeroFunc func) {
EXPECT_FALSE(func(inf));
EXPECT_FALSE(func(neg_inf));
EXPECT_TRUE(func(zero));
EXPECT_TRUE(func(neg_zero));
}
};
#define LIST_ISZERO_TESTS(T, func) \
using LlvmLibcIsZeroTest = IsZeroTest<T>; \
TEST_F(LlvmLibcIsZeroTest, SpecialNumbers) { \
auto iszero_func = [](T x) { return func(x); }; \
testSpecialNumbers(iszero_func); \
}
#endif // LLVM_LIBC_TEST_INCLUDE_MATH_ISZERO_H
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