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-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_LIBC_TEST_SRC_MATH_SMOKE_ISCANONICALTEST_H 10 #define LLVM_LIBC_TEST_SRC_MATH_SMOKE_ISCANONICALTEST_H 11 12 #include "test/UnitTest/FEnvSafeTest.h" 13 #include "test/UnitTest/FPMatcher.h" 14 #include "test/UnitTest/Test.h" 15 16 template <typename T> 17 class IsCanonicalTest : public LIBC_NAMESPACE::testing::FEnvSafeTest { 18 19 DECLARE_SPECIAL_CONSTANTS(T) 20 21 public: 22 typedef int (*IsCanonicalFunc)(T); 23 testSpecialNumbers(IsCanonicalFunc func)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 testRoundedNumbers(IsCanonicalFunc func)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_H 59