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1//===-- Utility class to test different flavors of iscanonical --*- 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_SRC_MATH_SMOKE_ISCANONICALTEST_H10#define LLVM_LIBC_TEST_SRC_MATH_SMOKE_ISCANONICALTEST_H11 12#include "test/UnitTest/FEnvSafeTest.h"13#include "test/UnitTest/FPMatcher.h"14#include "test/UnitTest/Test.h"15 16template <typename T>17class IsCanonicalTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {18 19 DECLARE_SPECIAL_CONSTANTS(T)20 21public:22 typedef int (*IsCanonicalFunc)(T);23 24 void testSpecialNumbers(IsCanonicalFunc func) {25 EXPECT_EQ(func(aNaN), 1);26 EXPECT_EQ(func(neg_aNaN), 1);27 EXPECT_EQ(func(sNaN), 0);28 EXPECT_EQ(func(neg_sNaN), 0);29 EXPECT_EQ(func(inf), 1);30 EXPECT_EQ(func(neg_inf), 1);31 EXPECT_EQ(func(min_normal), 1);32 EXPECT_EQ(func(max_normal), 1);33 EXPECT_EQ(func(neg_max_normal), 1);34 EXPECT_EQ(func(min_denormal), 1);35 EXPECT_EQ(func(neg_min_denormal), 1);36 EXPECT_EQ(func(max_denormal), 1);37 EXPECT_EQ(func(zero), 1);38 EXPECT_EQ(func(neg_zero), 1);39 }40 41 void testRoundedNumbers(IsCanonicalFunc func) {42 EXPECT_EQ(func(T(1.0)), 1);43 EXPECT_EQ(func(T(-1.0)), 1);44 EXPECT_EQ(func(T(10.0)), 1);45 EXPECT_EQ(func(T(-10.0)), 1);46 EXPECT_EQ(func(T(1234.0)), 1);47 EXPECT_EQ(func(T(-1234.0)), 1);48 }49};50 51#define LIST_ISCANONICAL_TESTS(T, func) \52 using LlvmLibcIsCanonicalTest = IsCanonicalTest<T>; \53 TEST_F(LlvmLibcIsCanonicalTest, SpecialNumbers) { \54 testSpecialNumbers(&func); \55 } \56 TEST_F(LlvmLibcIsCanonicalTest, RoundedNubmers) { testRoundedNumbers(&func); }57 58#endif // LLVM_LIBC_TEST_SRC_MATH_SMOKE_ISCANONICALTEST_H59