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//===-- Utility class to test the fpclassify 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_FPCLASSIFY_H
#define LLVM_LIBC_TEST_INCLUDE_MATH_FPCLASSIFY_H
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
#include "include/llvm-libc-macros/math-function-macros.h"
template <typename T>
class FpClassifyTest : public LIBC_NAMESPACE::testing::Test {
DECLARE_SPECIAL_CONSTANTS(T)
public:
typedef int (*FpClassifyFunc)(T);
void testSpecialNumbers(FpClassifyFunc func) {
EXPECT_EQ(func(aNaN), FP_NAN);
EXPECT_EQ(func(neg_aNaN), FP_NAN);
EXPECT_EQ(func(sNaN), FP_NAN);
EXPECT_EQ(func(neg_sNaN), FP_NAN);
EXPECT_EQ(func(inf), FP_INFINITE);
EXPECT_EQ(func(neg_inf), FP_INFINITE);
EXPECT_EQ(func(min_normal), FP_NORMAL);
EXPECT_EQ(func(max_normal), FP_NORMAL);
EXPECT_EQ(func(neg_max_normal), FP_NORMAL);
EXPECT_EQ(func(min_denormal), FP_SUBNORMAL);
EXPECT_EQ(func(neg_min_denormal), FP_SUBNORMAL);
EXPECT_EQ(func(max_denormal), FP_SUBNORMAL);
EXPECT_EQ(func(zero), FP_ZERO);
EXPECT_EQ(func(neg_zero), FP_ZERO);
}
};
#define LIST_FPCLASSIFY_TESTS(T, func) \
using LlvmLibcFpClassifyTest = FpClassifyTest<T>; \
TEST_F(LlvmLibcFpClassifyTest, SpecialNumbers) { \
auto fpclassify_func = [](T x) { return func(x); }; \
testSpecialNumbers(fpclassify_func); \
}
#endif // LLVM_LIBC_TEST_INCLUDE_MATH_FPCLASSIFY_H
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