| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <gtest/gtest.h> |
| |
| #include <sys/types.h> |
| #include <regex.h> |
| |
| TEST(regex, smoke) { |
| // A quick test of all the regex functions. |
| regex_t re; |
| ASSERT_EQ(0, regcomp(&re, "ab*c", 0)); |
| ASSERT_EQ(0, regexec(&re, "abbbc", 0, NULL, 0)); |
| ASSERT_EQ(REG_NOMATCH, regexec(&re, "foo", 0, NULL, 0)); |
| |
| char buf[80]; |
| regerror(REG_NOMATCH, &re, buf, sizeof(buf)); |
| #if defined(__BIONIC__) |
| ASSERT_STREQ("regexec() failed to match", buf); |
| #else |
| ASSERT_STREQ("No match", buf); |
| #endif |
| |
| regfree(&re); |
| } |
| |
| TEST(regex, match_offsets) { |
| regex_t re; |
| regmatch_t matches[1]; |
| ASSERT_EQ(0, regcomp(&re, "b", 0)); |
| ASSERT_EQ(0, regexec(&re, "abc", 1, matches, 0)); |
| ASSERT_EQ(1, matches[0].rm_so); |
| ASSERT_EQ(2, matches[0].rm_eo); |
| regfree(&re); |
| } |
| |
| TEST(regex, regerror_NULL_0) { |
| regex_t re; |
| int error = regcomp(&re, "*", REG_EXTENDED); |
| ASSERT_NE(0, error); |
| |
| // Passing a null pointer and a size of 0 is a legitimate way to ask |
| // how large a buffer we would need for the error message. |
| int error_length = regerror(error, &re, nullptr, 0); |
| ASSERT_GT(error_length, 0); |
| } |