| 1 | //===-- Unittests for strcasestr ------------------------------------------===// |
|---|---|
| 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/strcasestr.h" |
| 10 | #include "test/UnitTest/Test.h" |
| 11 | |
| 12 | TEST(LlvmLibcStrCaseStrTest, NeedleNotInHaystack) { |
| 13 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("abcd", "e"), nullptr); |
| 14 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("ABCD", "e"), nullptr); |
| 15 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("abcd", "E"), nullptr); |
| 16 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("ABCD", "E"), nullptr); |
| 17 | } |
| 18 | |
| 19 | TEST(LlvmLibcStrCaseStrTest, NeedleInMiddle) { |
| 20 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("abcdefghi", "def"), "defghi"); |
| 21 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("ABCDEFGHI", "def"), "DEFGHI"); |
| 22 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("abcdefghi", "DEF"), "defghi"); |
| 23 | EXPECT_STREQ(LIBC_NAMESPACE::strcasestr("ABCDEFGHI", "DEF"), "DEFGHI"); |
| 24 | } |
| 25 |