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-exception |
6 | // |
7 | //===----------------------------------------------------------------------===// |
8 | |
9 | #ifndef LLVM_LIBC_TEST_INCLUDE_MATH_FPCLASSIFY_H |
10 | #define LLVM_LIBC_TEST_INCLUDE_MATH_FPCLASSIFY_H |
11 | |
12 | #include "test/UnitTest/FPMatcher.h" |
13 | #include "test/UnitTest/Test.h" |
14 | |
15 | #include "include/llvm-libc-macros/math-function-macros.h" |
16 | |
17 | template <typename T> |
18 | class FpClassifyTest : public LIBC_NAMESPACE::testing::Test { |
19 | DECLARE_SPECIAL_CONSTANTS(T) |
20 | |
21 | public: |
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_H |
50 | |