1 | //===-- Utility class to test different flavors of cimag --------*- 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_COMPLEX_CIMAGTEST_H |
10 | #define LLVM_LIBC_TEST_SRC_COMPLEX_CIMAGTEST_H |
11 | |
12 | #include "test/UnitTest/FEnvSafeTest.h" |
13 | #include "test/UnitTest/FPMatcher.h" |
14 | #include "test/UnitTest/Test.h" |
15 | |
16 | #include "hdr/math_macros.h" |
17 | |
18 | template <typename CFPT, typename FPT> |
19 | class CImagTest : public LIBC_NAMESPACE::testing::FEnvSafeTest { |
20 | |
21 | DECLARE_SPECIAL_CONSTANTS(FPT) |
22 | |
23 | public: |
24 | typedef FPT (*CImagFunc)(CFPT); |
25 | |
26 | void testSpecialNumbers(CImagFunc func) { |
27 | EXPECT_FP_EQ(func(CFPT(67.123 + aNaN * 1.0i)), aNaN); |
28 | EXPECT_FP_EQ(func(CFPT(78.319 + neg_aNaN * 1.0i)), neg_aNaN); |
29 | EXPECT_FP_EQ(func(CFPT(7813.131 + sNaN * 1.0i)), sNaN); |
30 | EXPECT_FP_EQ(func(CFPT(7824.152 + neg_sNaN * 1.0i)), neg_sNaN); |
31 | EXPECT_FP_EQ(func(CFPT(9024.2442 + inf * 1.0i)), inf); |
32 | EXPECT_FP_EQ(func(CFPT(8923.124 + neg_inf * 1.0i)), neg_inf); |
33 | EXPECT_FP_EQ(func(CFPT(782.124 + min_normal * 1.0i)), min_normal); |
34 | EXPECT_FP_EQ(func(CFPT(2141.2352 + max_normal * 1.0i)), max_normal); |
35 | EXPECT_FP_EQ(func(CFPT(341.134 + neg_max_normal * 1.0i)), neg_max_normal); |
36 | EXPECT_FP_EQ(func(CFPT(781.142 + min_denormal * 1.0i)), min_denormal); |
37 | EXPECT_FP_EQ(func(CFPT(781.134 + neg_min_denormal * 1.0i)), |
38 | neg_min_denormal); |
39 | EXPECT_FP_EQ(func(CFPT(1241.112 + max_denormal * 1.0i)), max_denormal); |
40 | EXPECT_FP_EQ(func(CFPT(121.121 + zero * 1.0i)), zero); |
41 | EXPECT_FP_EQ(func(CFPT(0.0 + 0.0i)), zero); |
42 | EXPECT_FP_EQ(func(CFPT(-0.0 + 0.0i)), zero); |
43 | EXPECT_FP_EQ(func(CFPT(0.0 - 0.0i)), neg_zero); |
44 | EXPECT_FP_EQ(func(CFPT(-0.0 - 0.0i)), neg_zero); |
45 | EXPECT_FP_EQ(func(CFPT(0.0)), zero); |
46 | EXPECT_FP_EQ(func(CFPT(-0.0)), zero); |
47 | EXPECT_FP_EQ(func(CFPT(0.0i)), zero); |
48 | EXPECT_FP_EQ(func(CFPT(-0.0i)), neg_zero); |
49 | } |
50 | |
51 | void testRoundedNumbers(CImagFunc func) { |
52 | EXPECT_FP_EQ(func((CFPT)(4523.1413 + 12413.1414i)), (FPT)(12413.1414)); |
53 | EXPECT_FP_EQ(func((CFPT)(-4523.1413 + 12413.1414i)), (FPT)(12413.1414)); |
54 | EXPECT_FP_EQ(func((CFPT)(4523.1413 - 12413.1414i)), (FPT)(-12413.1414)); |
55 | EXPECT_FP_EQ(func((CFPT)(-4523.1413 - 12413.1414i)), (FPT)(-12413.1414)); |
56 | |
57 | EXPECT_FP_EQ(func((CFPT)(3210.5678 + 9876.5432i)), (FPT)(9876.5432)); |
58 | EXPECT_FP_EQ(func((CFPT)(-3210.5678 + 9876.5432i)), (FPT)(9876.5432)); |
59 | EXPECT_FP_EQ(func((CFPT)(3210.5678 - 9876.5432i)), (FPT)(-9876.5432)); |
60 | EXPECT_FP_EQ(func((CFPT)(-3210.5678 - 9876.5432i)), (FPT)(-9876.5432)); |
61 | |
62 | EXPECT_FP_EQ(func((CFPT)(1234.4321 + 4321.1234i)), (FPT)(4321.1234)); |
63 | EXPECT_FP_EQ(func((CFPT)(-1234.4321 + 4321.1234i)), (FPT)(4321.1234)); |
64 | EXPECT_FP_EQ(func((CFPT)(1234.4321 - 4321.1234i)), (FPT)(-4321.1234)); |
65 | EXPECT_FP_EQ(func((CFPT)(-1234.4321 - 4321.1234i)), (FPT)(-4321.1234)); |
66 | |
67 | EXPECT_FP_EQ(func((CFPT)(6789.1234 + 8765.6789i)), (FPT)(8765.6789)); |
68 | EXPECT_FP_EQ(func((CFPT)(-6789.1234 + 8765.6789i)), (FPT)(8765.6789)); |
69 | EXPECT_FP_EQ(func((CFPT)(6789.1234 - 8765.6789i)), (FPT)(-8765.6789)); |
70 | EXPECT_FP_EQ(func((CFPT)(-6789.1234 - 8765.6789i)), (FPT)(-8765.6789)); |
71 | } |
72 | }; |
73 | |
74 | #define LIST_CIMAG_TESTS(U, T, func) \ |
75 | using LlvmLibcCImagTest = CImagTest<U, T>; \ |
76 | TEST_F(LlvmLibcCImagTest, SpecialNumbers) { testSpecialNumbers(&func); } \ |
77 | TEST_F(LlvmLibcCImagTest, RoundedNumbers) { testRoundedNumbers(&func); } |
78 | |
79 | #endif // LLVM_LIBC_TEST_SRC_COMPLEX_CIMAGTEST_H |
80 | |