1 //===-- Unittests for strdup ----------------------------------------------===//
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/string/strdup.h"
10 #include "utils/UnitTest/Test.h"
11 #include <stdlib.h>
12
TEST(LlvmLibcStrDupTest,EmptyString)13 TEST(LlvmLibcStrDupTest, EmptyString) {
14 const char *empty = "";
15
16 char *result = __llvm_libc::strdup(empty);
17 ASSERT_NE(result, static_cast<char *>(nullptr));
18 ASSERT_NE(empty, const_cast<const char *>(result));
19 ASSERT_STREQ(empty, result);
20 ::free(result);
21 }
22
TEST(LlvmLibcStrDupTest,AnyString)23 TEST(LlvmLibcStrDupTest, AnyString) {
24 const char *abc = "abc";
25
26 char *result = __llvm_libc::strdup(abc);
27
28 ASSERT_NE(result, static_cast<char *>(nullptr));
29 ASSERT_NE(abc, const_cast<const char *>(result));
30 ASSERT_STREQ(abc, result);
31 ::free(result);
32 }
33
TEST(LlvmLibcStrDupTest,NullPtr)34 TEST(LlvmLibcStrDupTest, NullPtr) {
35
36 char *result = __llvm_libc::strdup(nullptr);
37
38 ASSERT_EQ(result, static_cast<char *>(nullptr));
39 }
40