1//===-- Unittests for strcoll ---------------------------------------------===//
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 "hdr/signal_macros.h"
10#include "src/string/strcoll.h"
11#include "test/UnitTest/Test.h"
12
13// TODO: Add more comprehensive tests once locale support is added.
14
15TEST(LlvmLibcStrcollTest, SimpleTest) {
16 const char *s1 = "abc";
17 const char *s2 = "abc";
18 const char *s3 = "def";
19 int result = LIBC_NAMESPACE::strcoll(s1, s2);
20 ASSERT_EQ(result, 0);
21
22 // Verify operands reversed.
23 result = LIBC_NAMESPACE::strcoll(s2, s1);
24 ASSERT_EQ(result, 0);
25
26 result = LIBC_NAMESPACE::strcoll(s1, s3);
27 ASSERT_LT(result, 0);
28
29 result = LIBC_NAMESPACE::strcoll(s3, s1);
30 ASSERT_GT(result, 0);
31}
32
33#if defined(LIBC_ADD_NULL_CHECKS) && !defined(LIBC_HAS_SANITIZER)
34
35TEST(LlvmLibcStrcollTest, CrashOnNullPtr) {
36 ASSERT_DEATH([]() { LIBC_NAMESPACE::strcoll(nullptr, nullptr); },
37 WITH_SIGNAL(-1));
38}
39
40#endif // defined(LIBC_ADD_NULL_CHECKS) && !defined(LIBC_HAS_SANITIZER)
41

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source code of libc/test/src/string/strcoll_test.cpp