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1//===-- Utility class to test the fpclassify macro -------------*- 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_FPCLASSIFY_H10#define LLVM_LIBC_TEST_INCLUDE_MATH_FPCLASSIFY_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 FpClassifyTest : public LIBC_NAMESPACE::testing::Test {19 DECLARE_SPECIAL_CONSTANTS(T)20 21public:22 typedef int (*FpClassifyFunc)(T);23 24 void testSpecialNumbers(FpClassifyFunc func) {25 EXPECT_EQ(func(aNaN), FP_NAN);26 EXPECT_EQ(func(neg_aNaN), FP_NAN);27 EXPECT_EQ(func(sNaN), FP_NAN);28 EXPECT_EQ(func(neg_sNaN), FP_NAN);29 EXPECT_EQ(func(inf), FP_INFINITE);30 EXPECT_EQ(func(neg_inf), FP_INFINITE);31 EXPECT_EQ(func(min_normal), FP_NORMAL);32 EXPECT_EQ(func(max_normal), FP_NORMAL);33 EXPECT_EQ(func(neg_max_normal), FP_NORMAL);34 EXPECT_EQ(func(min_denormal), FP_SUBNORMAL);35 EXPECT_EQ(func(neg_min_denormal), FP_SUBNORMAL);36 EXPECT_EQ(func(max_denormal), FP_SUBNORMAL);37 EXPECT_EQ(func(zero), FP_ZERO);38 EXPECT_EQ(func(neg_zero), FP_ZERO);39 }40};41 42#define LIST_FPCLASSIFY_TESTS(T, func) \43 using LlvmLibcFpClassifyTest = FpClassifyTest<T>; \44 TEST_F(LlvmLibcFpClassifyTest, SpecialNumbers) { \45 auto fpclassify_func = [](T x) { return func(x); }; \46 testSpecialNumbers(fpclassify_func); \47 }48 49#endif // LLVM_LIBC_TEST_INCLUDE_MATH_FPCLASSIFY_H50