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114 lines
4.2 KiB
C
114 lines
4.2 KiB
C
/*
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* boxes - Command line filter to draw/remove ASCII boxes around text
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* Copyright (c) 1999-2024 Thomas Jensen and the boxes contributors
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*
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* This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
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* License, version 3, as published by the Free Software Foundation.
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* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
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* warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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* details.
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* You should have received a copy of the GNU General Public License along with this program.
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* If not, see <https://www.gnu.org/licenses/>.
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*/
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/*
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* Unit tests of the 'regulex' module
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*/
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#include "config.h"
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#include <stdarg.h>
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#include <stddef.h>
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#include <setjmp.h>
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#include <cmocka.h>
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#include <uniconv.h>
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#include <string.h>
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#include "boxes.h"
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#include "global_mock.h"
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#include "regulex.h"
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#include "regulex_test.h"
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void test_compile_pattern_empty(void **state)
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{
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UNUSED(state);
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assert_null(compile_pattern(NULL));
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assert_non_null(compile_pattern(""));
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}
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void test_compile_pattern_error(void **state)
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{
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UNUSED(state);
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assert_null(compile_pattern("incomplete[x"));
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assert_int_equal(1, collect_err_size);
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assert_string_equal("Regular expression pattern \"incomplete[x\" failed to compile at position 12: "
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"missing terminating ] for character class\n", collect_err[0]);
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collect_reset();
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assert_null(compile_pattern("incomplete\\"));
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assert_int_equal(1, collect_err_size);
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assert_string_equal("Regular expression pattern \"incomplete\\\" failed to compile at position 11: "
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"\\ at end of pattern\n", collect_err[0]);
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}
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void test_regex_replace_invalid_utf(void **state)
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{
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UNUSED(state);
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const char *input = "input";
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assert_null(regex_replace(compile_pattern("search"), NULL, /* NULL is an invalid replacement string*/
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u32_strconv_from_encoding(input, "ASCII", iconveh_question_mark), strlen(input), 0));
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assert_int_equal(1, collect_err_size);
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assert_string_equal("Failed to convert replacement string to UTF-32 - \"(null)\"\n", collect_err[0]);
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}
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void test_regex_replace_buffer_resize(void **state)
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{
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UNUSED(state);
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const char *input = "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
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uint32_t *actual = regex_replace(compile_pattern("x"), "long_replacement_string_",
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u32_strconv_from_encoding(input, "ASCII", iconveh_question_mark), strlen(input), 1);
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char *actual_str = u32_strconv_to_encoding(actual, "ASCII", iconveh_question_mark);
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const char *expected = "long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_"
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"long_replacement_string_long_replacement_string_long_replacement_string_long_replacement_string_";
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assert_string_equal(expected, actual_str);
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}
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void test_regex_replace_error(void **state)
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{
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UNUSED(state);
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const char *input = "xxx";
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uint32_t *actual = regex_replace(compile_pattern("x"), "INVALID $2",
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u32_strconv_from_encoding(input, "ASCII", iconveh_question_mark), strlen(input), 0);
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assert_null(actual);
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assert_int_equal(1, collect_err_size);
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assert_string_equal("Error substituting \"INVALID $2\": unknown substring\n", collect_err[0]);
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}
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/* vim: set cindent sw=4: */
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