1 | //===-- Utility class to test different flavors of creal --------*- 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_CREALTEST_H |
10 | #define LLVM_LIBC_TEST_SRC_COMPLEX_CREALTEST_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 CRealTest : public LIBC_NAMESPACE::testing::FEnvSafeTest { |
20 | |
21 | DECLARE_SPECIAL_CONSTANTS(FPT) |
22 | |
23 | public: |
24 | typedef FPT (*CRealFunc)(CFPT); |
25 | |
26 | void testSpecialNumbers(CRealFunc func) { |
27 | EXPECT_FP_EQ(func(CFPT(aNaN + 67.123i)), aNaN); |
28 | EXPECT_FP_EQ(func(CFPT(neg_aNaN + 78.319i)), neg_aNaN); |
29 | EXPECT_FP_EQ(func(CFPT(sNaN + 7813.131i)), sNaN); |
30 | EXPECT_FP_EQ(func(CFPT(neg_sNaN + 7824.152i)), neg_sNaN); |
31 | EXPECT_FP_EQ(func(CFPT(inf + 9024.2442i)), inf); |
32 | EXPECT_FP_EQ(func(CFPT(neg_inf + 8923.124i)), neg_inf); |
33 | EXPECT_FP_EQ(func(CFPT(min_normal + 782.124i)), min_normal); |
34 | EXPECT_FP_EQ(func(CFPT(max_normal + 2141.2352i)), max_normal); |
35 | EXPECT_FP_EQ(func(CFPT(neg_max_normal + 341.134i)), neg_max_normal); |
36 | EXPECT_FP_EQ(func(CFPT(min_denormal + 781.142i)), min_denormal); |
37 | EXPECT_FP_EQ(func(CFPT(neg_min_denormal + 781.134i)), neg_min_denormal); |
38 | EXPECT_FP_EQ(func(CFPT(max_denormal + 1241.112i)), max_denormal); |
39 | EXPECT_FP_EQ(func(CFPT(zero + 121.121i)), zero); |
40 | EXPECT_FP_EQ(func(CFPT(0.0 + 0.0i)), 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)), zero); |
45 | EXPECT_FP_EQ(func(CFPT(-0.0)), neg_zero); |
46 | EXPECT_FP_EQ(func(CFPT(0.0i)), zero); |
47 | EXPECT_FP_EQ(func(CFPT(-0.0i)), neg_zero); |
48 | } |
49 | |
50 | void testRoundedNumbers(CRealFunc func) { |
51 | EXPECT_FP_EQ(func((CFPT)(4523.1413 + 12413.1414i)), (FPT)(4523.1413)); |
52 | EXPECT_FP_EQ(func((CFPT)(-4523.1413 + 12413.1414i)), (FPT)(-4523.1413)); |
53 | EXPECT_FP_EQ(func((CFPT)(4523.1413 - 12413.1414i)), (FPT)(4523.1413)); |
54 | EXPECT_FP_EQ(func((CFPT)(-4523.1413 - 12413.1414i)), (FPT)(-4523.1413)); |
55 | |
56 | EXPECT_FP_EQ(func((CFPT)(3210.5678 + 9876.5432i)), (FPT)(3210.5678)); |
57 | EXPECT_FP_EQ(func((CFPT)(-3210.5678 + 9876.5432i)), (FPT)(-3210.5678)); |
58 | EXPECT_FP_EQ(func((CFPT)(3210.5678 - 9876.5432i)), (FPT)(3210.5678)); |
59 | EXPECT_FP_EQ(func((CFPT)(-3210.5678 - 9876.5432i)), (FPT)(-3210.5678)); |
60 | |
61 | EXPECT_FP_EQ(func((CFPT)(1234.4321 + 4321.1234i)), (FPT)(1234.4321)); |
62 | EXPECT_FP_EQ(func((CFPT)(-1234.4321 + 4321.1234i)), (FPT)(-1234.4321)); |
63 | EXPECT_FP_EQ(func((CFPT)(1234.4321 - 4321.1234i)), (FPT)(1234.4321)); |
64 | EXPECT_FP_EQ(func((CFPT)(-1234.4321 - 4321.1234i)), (FPT)(-1234.4321)); |
65 | |
66 | EXPECT_FP_EQ(func((CFPT)(6789.1234 + 8765.6789i)), (FPT)(6789.1234)); |
67 | EXPECT_FP_EQ(func((CFPT)(-6789.1234 + 8765.6789i)), (FPT)(-6789.1234)); |
68 | EXPECT_FP_EQ(func((CFPT)(6789.1234 - 8765.6789i)), (FPT)(6789.1234)); |
69 | EXPECT_FP_EQ(func((CFPT)(-6789.1234 - 8765.6789i)), (FPT)(-6789.1234)); |
70 | } |
71 | }; |
72 | |
73 | #define LIST_CREAL_TESTS(U, T, func) \ |
74 | using LlvmLibcCRealTest = CRealTest<U, T>; \ |
75 | TEST_F(LlvmLibcCRealTest, SpecialNumbers) { testSpecialNumbers(&func); } \ |
76 | TEST_F(LlvmLibcCRealTest, RoundedNumbers) { testRoundedNumbers(&func); } |
77 | |
78 | #endif // LLVM_LIBC_TEST_SRC_COMPLEX_CREALTEST_H |
79 | |