1//===-- Unittests for sinpif16 --------------------------------------------===//
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#include "src/__support/FPUtil/cast.h"
10#include "src/__support/libc_errno.h"
11#include "src/math/sinpif16.h"
12#include "test/UnitTest/FPMatcher.h"
13#include "test/UnitTest/Test.h"
14
15using LlvmLibcSinpif16Test = LIBC_NAMESPACE::testing::FPTest<float16>;
16
17TEST_F(LlvmLibcSinpif16Test, SpecialNumbers) {
18 libc_errno = 0;
19
20 EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::sinpif16(sNaN), FE_INVALID);
21 EXPECT_MATH_ERRNO(0);
22
23 EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::sinpif16(aNaN));
24 EXPECT_MATH_ERRNO(0);
25
26 EXPECT_FP_EQ(zero, LIBC_NAMESPACE::sinpif16(zero));
27 EXPECT_MATH_ERRNO(0);
28
29 EXPECT_FP_EQ(neg_zero, LIBC_NAMESPACE::sinpif16(neg_zero));
30 EXPECT_MATH_ERRNO(0);
31
32 EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::sinpif16(inf));
33 EXPECT_MATH_ERRNO(EDOM);
34
35 EXPECT_FP_EQ(aNaN, LIBC_NAMESPACE::sinpif16(neg_inf));
36 EXPECT_MATH_ERRNO(EDOM);
37}
38
39TEST_F(LlvmLibcSinpif16Test, Integers) {
40 EXPECT_FP_EQ(neg_zero,
41 LIBC_NAMESPACE::sinpif16(
42 LIBC_NAMESPACE::fputil::cast<float16>(-0x420.0p0)));
43 EXPECT_FP_EQ(neg_zero, LIBC_NAMESPACE::sinpif16(
44 LIBC_NAMESPACE::fputil::cast<float16>(-0x1p+10)));
45 EXPECT_FP_EQ(neg_zero,
46 LIBC_NAMESPACE::sinpif16(
47 LIBC_NAMESPACE::fputil::cast<float16>(-0x1.4p+14)));
48 EXPECT_FP_EQ(zero, LIBC_NAMESPACE::sinpif16(
49 LIBC_NAMESPACE::fputil::cast<float16>(0x420.0p0)));
50 EXPECT_FP_EQ(zero, LIBC_NAMESPACE::sinpif16(
51 LIBC_NAMESPACE::fputil::cast<float16>(0x1.cp+15)));
52 EXPECT_FP_EQ(zero, LIBC_NAMESPACE::sinpif16(
53 LIBC_NAMESPACE::fputil::cast<float16>(0x1.cp+7)));
54}
55

source code of libc/test/src/math/smoke/sinpif16_test.cpp