/* SPDX-License-Identifier: LGPL-2.1-or-later */ #include "alloc-util.h" #include "locale-util.h" #include "macro.h" #include "string-util.h" #include "strv.h" #include "tests.h" #include "utf8.h" #include "util.h" static void test_string_erase(void) { log_info("/* %s */", __func__); char *x; x = strdupa(""); assert_se(streq(string_erase(x), "")); x = strdupa("1"); assert_se(streq(string_erase(x), "")); x = strdupa("123456789"); assert_se(streq(string_erase(x), "")); assert_se(x[1] == '\0'); assert_se(x[2] == '\0'); assert_se(x[3] == '\0'); assert_se(x[4] == '\0'); assert_se(x[5] == '\0'); assert_se(x[6] == '\0'); assert_se(x[7] == '\0'); assert_se(x[8] == '\0'); assert_se(x[9] == '\0'); } static void test_free_and_strndup_one(char **t, const char *src, size_t l, const char *expected, bool change) { log_debug("%s: \"%s\", \"%s\", %zd (expect \"%s\", %s)", __func__, strnull(*t), strnull(src), l, strnull(expected), yes_no(change)); int r = free_and_strndup(t, src, l); assert_se(streq_ptr(*t, expected)); assert_se(r == change); /* check that change occurs only when necessary */ } static void test_free_and_strndup(void) { log_info("/* %s */", __func__); static const struct test_case { const char *src; size_t len; const char *expected; } cases[] = { {"abc", 0, ""}, {"abc", 0, ""}, {"abc", 1, "a"}, {"abc", 2, "ab"}, {"abc", 3, "abc"}, {"abc", 4, "abc"}, {"abc", 5, "abc"}, {"abc", 5, "abc"}, {"abc", 4, "abc"}, {"abc", 3, "abc"}, {"abc", 2, "ab"}, {"abc", 1, "a"}, {"abc", 0, ""}, {"", 0, ""}, {"", 1, ""}, {"", 2, ""}, {"", 0, ""}, {"", 1, ""}, {"", 2, ""}, {"", 2, ""}, {"", 1, ""}, {"", 0, ""}, {NULL, 0, NULL}, {"foo", 3, "foo"}, {"foobar", 6, "foobar"}, }; _cleanup_free_ char *t = NULL; const char *prev_expected = t; for (unsigned i = 0; i < ELEMENTSOF(cases); i++) { test_free_and_strndup_one(&t, cases[i].src, cases[i].len, cases[i].expected, !streq_ptr(cases[i].expected, prev_expected)); prev_expected = t; } } static void test_ascii_strcasecmp_n(void) { log_info("/* %s */", __func__); assert_se(ascii_strcasecmp_n("", "", 0) == 0); assert_se(ascii_strcasecmp_n("", "", 1) == 0); assert_se(ascii_strcasecmp_n("", "a", 1) < 0); assert_se(ascii_strcasecmp_n("", "a", 2) < 0); assert_se(ascii_strcasecmp_n("a", "", 1) > 0); assert_se(ascii_strcasecmp_n("a", "", 2) > 0); assert_se(ascii_strcasecmp_n("a", "a", 1) == 0); assert_se(ascii_strcasecmp_n("a", "a", 2) == 0); assert_se(ascii_strcasecmp_n("a", "b", 1) < 0); assert_se(ascii_strcasecmp_n("a", "b", 2) < 0); assert_se(ascii_strcasecmp_n("b", "a", 1) > 0); assert_se(ascii_strcasecmp_n("b", "a", 2) > 0); assert_se(ascii_strcasecmp_n("xxxxyxxxx", "xxxxYxxxx", 9) == 0); assert_se(ascii_strcasecmp_n("xxxxxxxxx", "xxxxyxxxx", 9) < 0); assert_se(ascii_strcasecmp_n("xxxxXxxxx", "xxxxyxxxx", 9) < 0); assert_se(ascii_strcasecmp_n("xxxxxxxxx", "xxxxYxxxx", 9) < 0); assert_se(ascii_strcasecmp_n("xxxxXxxxx", "xxxxYxxxx", 9) < 0); assert_se(ascii_strcasecmp_n("xxxxYxxxx", "xxxxYxxxx", 9) == 0); assert_se(ascii_strcasecmp_n("xxxxyxxxx", "xxxxxxxxx", 9) > 0); assert_se(ascii_strcasecmp_n("xxxxyxxxx", "xxxxXxxxx", 9) > 0); assert_se(ascii_strcasecmp_n("xxxxYxxxx", "xxxxxxxxx", 9) > 0); assert_se(ascii_strcasecmp_n("xxxxYxxxx", "xxxxXxxxx", 9) > 0); } static void test_ascii_strcasecmp_nn(void) { log_info("/* %s */", __func__); assert_se(ascii_strcasecmp_nn("", 0, "", 0) == 0); assert_se(ascii_strcasecmp_nn("", 0, "", 1) < 0); assert_se(ascii_strcasecmp_nn("", 1, "", 0) > 0); assert_se(ascii_strcasecmp_nn("", 1, "", 1) == 0); assert_se(ascii_strcasecmp_nn("aaaa", 4, "aaAa", 4) == 0); assert_se(ascii_strcasecmp_nn("aaa", 3, "aaAa", 4) < 0); assert_se(ascii_strcasecmp_nn("aaa", 4, "aaAa", 4) < 0); assert_se(ascii_strcasecmp_nn("aaaa", 4, "aaA", 3) > 0); assert_se(ascii_strcasecmp_nn("aaaa", 4, "AAA", 4) > 0); assert_se(ascii_strcasecmp_nn("aaaa", 4, "bbbb", 4) < 0); assert_se(ascii_strcasecmp_nn("aaAA", 4, "BBbb", 4) < 0); assert_se(ascii_strcasecmp_nn("BBbb", 4, "aaaa", 4) > 0); } static void test_cellescape(void) { char buf[40]; log_info("/* %s */", __func__); assert_se(streq(cellescape(buf, 1, ""), "")); assert_se(streq(cellescape(buf, 1, "1"), "")); assert_se(streq(cellescape(buf, 1, "12"), "")); assert_se(streq(cellescape(buf, 2, ""), "")); assert_se(streq(cellescape(buf, 2, "1"), "1")); assert_se(streq(cellescape(buf, 2, "12"), ".")); assert_se(streq(cellescape(buf, 2, "123"), ".")); assert_se(streq(cellescape(buf, 3, ""), "")); assert_se(streq(cellescape(buf, 3, "1"), "1")); assert_se(streq(cellescape(buf, 3, "12"), "12")); assert_se(streq(cellescape(buf, 3, "123"), "..")); assert_se(streq(cellescape(buf, 3, "1234"), "..")); assert_se(streq(cellescape(buf, 4, ""), "")); assert_se(streq(cellescape(buf, 4, "1"), "1")); assert_se(streq(cellescape(buf, 4, "12"), "12")); assert_se(streq(cellescape(buf, 4, "123"), "123")); assert_se(streq(cellescape(buf, 4, "1234"), is_locale_utf8() ? "…" : "...")); assert_se(streq(cellescape(buf, 4, "12345"), is_locale_utf8() ? "…" : "...")); assert_se(streq(cellescape(buf, 5, ""), "")); assert_se(streq(cellescape(buf, 5, "1"), "1")); assert_se(streq(cellescape(buf, 5, "12"), "12")); assert_se(streq(cellescape(buf, 5, "123"), "123")); assert_se(streq(cellescape(buf, 5, "1234"), "1234")); assert_se(streq(cellescape(buf, 5, "12345"), is_locale_utf8() ? "1…" : "1...")); assert_se(streq(cellescape(buf, 5, "123456"), is_locale_utf8() ? "1…" : "1...")); assert_se(streq(cellescape(buf, 1, "\020"), "")); assert_se(streq(cellescape(buf, 2, "\020"), ".")); assert_se(streq(cellescape(buf, 3, "\020"), "..")); assert_se(streq(cellescape(buf, 4, "\020"), "…")); assert_se(streq(cellescape(buf, 5, "\020"), "\\020")); assert_se(streq(cellescape(buf, 5, "1234\020"), "1…")); assert_se(streq(cellescape(buf, 6, "1234\020"), "12…")); assert_se(streq(cellescape(buf, 7, "1234\020"), "123…")); assert_se(streq(cellescape(buf, 8, "1234\020"), "1234…")); assert_se(streq(cellescape(buf, 9, "1234\020"), "1234\\020")); assert_se(streq(cellescape(buf, 1, "\t\n"), "")); assert_se(streq(cellescape(buf, 2, "\t\n"), ".")); assert_se(streq(cellescape(buf, 3, "\t\n"), "..")); assert_se(streq(cellescape(buf, 4, "\t\n"), "…")); assert_se(streq(cellescape(buf, 5, "\t\n"), "\\t\\n")); assert_se(streq(cellescape(buf, 5, "1234\t\n"), "1…")); assert_se(streq(cellescape(buf, 6, "1234\t\n"), "12…")); assert_se(streq(cellescape(buf, 7, "1234\t\n"), "123…")); assert_se(streq(cellescape(buf, 8, "1234\t\n"), "1234…")); assert_se(streq(cellescape(buf, 9, "1234\t\n"), "1234\\t\\n")); assert_se(streq(cellescape(buf, 4, "x\t\020\n"), "…")); assert_se(streq(cellescape(buf, 5, "x\t\020\n"), "x…")); assert_se(streq(cellescape(buf, 6, "x\t\020\n"), "x…")); assert_se(streq(cellescape(buf, 7, "x\t\020\n"), "x\\t…")); assert_se(streq(cellescape(buf, 8, "x\t\020\n"), "x\\t…")); assert_se(streq(cellescape(buf, 9, "x\t\020\n"), "x\\t…")); assert_se(streq(cellescape(buf, 10, "x\t\020\n"), "x\\t\\020\\n")); assert_se(streq(cellescape(buf, 6, "1\011"), "1\\t")); assert_se(streq(cellescape(buf, 6, "1\020"), "1\\020")); assert_se(streq(cellescape(buf, 6, "1\020x"), is_locale_utf8() ? "1…" : "1...")); assert_se(streq(cellescape(buf, 40, "1\020"), "1\\020")); assert_se(streq(cellescape(buf, 40, "1\020x"), "1\\020x")); assert_se(streq(cellescape(buf, 40, "\a\b\f\n\r\t\v\\\"'"), "\\a\\b\\f\\n\\r\\t\\v\\\\\\\"\\'")); assert_se(streq(cellescape(buf, 6, "\a\b\f\n\r\t\v\\\"'"), is_locale_utf8() ? "\\a…" : "\\a...")); assert_se(streq(cellescape(buf, 7, "\a\b\f\n\r\t\v\\\"'"), is_locale_utf8() ? "\\a…" : "\\a...")); assert_se(streq(cellescape(buf, 8, "\a\b\f\n\r\t\v\\\"'"), is_locale_utf8() ? "\\a\\b…" : "\\a\\b...")); assert_se(streq(cellescape(buf, sizeof buf, "1\020"), "1\\020")); assert_se(streq(cellescape(buf, sizeof buf, "1\020x"), "1\\020x")); } static void test_streq_ptr(void) { log_info("/* %s */", __func__); assert_se(streq_ptr(NULL, NULL)); assert_se(!streq_ptr("abc", "cdef")); } static void test_strstrip(void) { log_info("/* %s */", __func__); char *ret, input[] = " hello, waldo. "; ret = strstrip(input); assert_se(streq(ret, "hello, waldo.")); } static void test_strextend(void) { log_info("/* %s */", __func__); _cleanup_free_ char *str = NULL; assert_se(strextend(&str, NULL)); assert_se(streq_ptr(str, "")); assert_se(strextend(&str, "", "0", "", "", "123")); assert_se(streq_ptr(str, "0123")); assert_se(strextend(&str, "456", "78", "9")); assert_se(streq_ptr(str, "0123456789")); } static void test_strextend_with_separator(void) { log_info("/* %s */", __func__); _cleanup_free_ char *str = NULL; assert_se(strextend_with_separator(&str, NULL, NULL)); assert_se(streq_ptr(str, "")); str = mfree(str); assert_se(strextend_with_separator(&str, "...", NULL)); assert_se(streq_ptr(str, "")); assert_se(strextend_with_separator(&str, "...", NULL)); assert_se(streq_ptr(str, "")); str = mfree(str); assert_se(strextend_with_separator(&str, "xyz", "a", "bb", "ccc")); assert_se(streq_ptr(str, "axyzbbxyzccc")); str = mfree(str); assert_se(strextend_with_separator(&str, ",", "start", "", "1", "234")); assert_se(streq_ptr(str, "start,,1,234")); assert_se(strextend_with_separator(&str, ";", "more", "5", "678")); assert_se(streq_ptr(str, "start,,1,234;more;5;678")); } static void test_strrep(void) { log_info("/* %s */", __func__); _cleanup_free_ char *one, *three, *zero; one = strrep("waldo", 1); three = strrep("waldo", 3); zero = strrep("waldo", 0); assert_se(streq(one, "waldo")); assert_se(streq(three, "waldowaldowaldo")); assert_se(streq(zero, "")); } static void test_string_has_cc(void) { assert_se(string_has_cc("abc\1", NULL)); assert_se(string_has_cc("abc\x7f", NULL)); assert_se(string_has_cc("abc\x7f", NULL)); assert_se(string_has_cc("abc\t\x7f", "\t")); assert_se(string_has_cc("abc\t\x7f", "\t")); assert_se(string_has_cc("\x7f", "\t")); assert_se(string_has_cc("\x7f", "\t\a")); assert_se(!string_has_cc("abc\t\t", "\t")); assert_se(!string_has_cc("abc\t\t\a", "\t\a")); assert_se(!string_has_cc("a\ab\tc", "\t\a")); } static void test_ascii_strlower(void) { log_info("/* %s */", __func__); char a[] = "AabBcC Jk Ii Od LKJJJ kkd LK"; assert_se(streq(ascii_strlower(a), "aabbcc jk ii od lkjjj kkd lk")); } static void test_strshorten(void) { log_info("/* %s */", __func__); char s[] = "foobar"; assert_se(strlen(strshorten(s, 6)) == 6); assert_se(strlen(strshorten(s, 12)) == 6); assert_se(strlen(strshorten(s, 2)) == 2); assert_se(strlen(strshorten(s, 0)) == 0); } static void test_strjoina(void) { log_info("/* %s */", __func__); char *actual; actual = strjoina("", "foo", "bar"); assert_se(streq(actual, "foobar")); actual = strjoina("foo", "bar", "baz"); assert_se(streq(actual, "foobarbaz")); actual = strjoina("foo", "", "bar", "baz"); assert_se(streq(actual, "foobarbaz")); actual = strjoina("foo"); assert_se(streq(actual, "foo")); actual = strjoina(NULL); assert_se(streq(actual, "")); actual = strjoina(NULL, "foo"); assert_se(streq(actual, "")); actual = strjoina("foo", NULL, "bar"); assert_se(streq(actual, "foo")); } static void test_strjoin(void) { char *actual; actual = strjoin("", "foo", "bar"); assert_se(streq(actual, "foobar")); mfree(actual); actual = strjoin("foo", "bar", "baz"); assert_se(streq(actual, "foobarbaz")); mfree(actual); actual = strjoin("foo", "", "bar", "baz"); assert_se(streq(actual, "foobarbaz")); mfree(actual); actual = strjoin("foo", NULL); assert_se(streq(actual, "foo")); mfree(actual); actual = strjoin(NULL, NULL); assert_se(streq(actual, "")); mfree(actual); actual = strjoin(NULL, "foo"); assert_se(streq(actual, "")); mfree(actual); actual = strjoin("foo", NULL, "bar"); assert_se(streq(actual, "foo")); mfree(actual); } static void test_strcmp_ptr(void) { log_info("/* %s */", __func__); assert_se(strcmp_ptr(NULL, NULL) == 0); assert_se(strcmp_ptr("", NULL) > 0); assert_se(strcmp_ptr("foo", NULL) > 0); assert_se(strcmp_ptr(NULL, "") < 0); assert_se(strcmp_ptr(NULL, "bar") < 0); assert_se(strcmp_ptr("foo", "bar") > 0); assert_se(strcmp_ptr("bar", "baz") < 0); assert_se(strcmp_ptr("foo", "foo") == 0); assert_se(strcmp_ptr("", "") == 0); } static void test_foreach_word(void) { log_info("/* %s */", __func__); const char *test = "test abc d\te f "; const char * const expected[] = { "test", "abc", "d", "e", "f", }; size_t i = 0; int r; for (const char *p = test;;) { _cleanup_free_ char *word = NULL; r = extract_first_word(&p, &word, NULL, 0); if (r == 0) { assert_se(i == ELEMENTSOF(expected)); break; } assert_se(r > 0); assert_se(streq(expected[i++], word)); } } static void check(const char *test, char** expected, bool trailing) { size_t i = 0; int r; printf("<<<%s>>>\n", test); for (;;) { _cleanup_free_ char *word = NULL; r = extract_first_word(&test, &word, NULL, EXTRACT_UNQUOTE); if (r == 0) { assert_se(!trailing); break; } else if (r < 0) { assert_se(trailing); break; } assert_se(streq(word, expected[i++])); printf("<%s>\n", word); } assert_se(expected[i] == NULL); } static void test_foreach_word_quoted(void) { log_info("/* %s */", __func__); check("test a b c 'd' e '' '' hhh '' '' \"a b c\"", STRV_MAKE("test", "a", "b", "c", "d", "e", "", "", "hhh", "", "", "a b c"), false); check("test \"xxx", STRV_MAKE("test"), true); check("test\\", STRV_MAKE_EMPTY, true); } static void test_endswith(void) { log_info("/* %s */", __func__); assert_se(endswith("foobar", "bar")); assert_se(endswith("foobar", "")); assert_se(endswith("foobar", "foobar")); assert_se(endswith("", "")); assert_se(!endswith("foobar", "foo")); assert_se(!endswith("foobar", "foobarfoofoo")); } static void test_endswith_no_case(void) { log_info("/* %s */", __func__); assert_se(endswith_no_case("fooBAR", "bar")); assert_se(endswith_no_case("foobar", "")); assert_se(endswith_no_case("foobar", "FOOBAR")); assert_se(endswith_no_case("", "")); assert_se(!endswith_no_case("foobar", "FOO")); assert_se(!endswith_no_case("foobar", "FOOBARFOOFOO")); } static void test_delete_chars(void) { log_info("/* %s */", __func__); char *s, input[] = " hello, waldo. abc"; s = delete_chars(input, WHITESPACE); assert_se(streq(s, "hello,waldo.abc")); assert_se(s == input); } static void test_delete_trailing_chars(void) { log_info("/* %s */", __func__); char *s, input1[] = " \n \r k \n \r ", input2[] = "kkkkthiskkkiskkkaktestkkk", input3[] = "abcdef"; s = delete_trailing_chars(input1, WHITESPACE); assert_se(streq(s, " \n \r k")); assert_se(s == input1); s = delete_trailing_chars(input2, "kt"); assert_se(streq(s, "kkkkthiskkkiskkkaktes")); assert_se(s == input2); s = delete_trailing_chars(input3, WHITESPACE); assert_se(streq(s, "abcdef")); assert_se(s == input3); s = delete_trailing_chars(input3, "fe"); assert_se(streq(s, "abcd")); assert_se(s == input3); } static void test_delete_trailing_slashes(void) { log_info("/* %s */", __func__); char s1[] = "foobar//", s2[] = "foobar/", s3[] = "foobar", s4[] = ""; assert_se(streq(delete_trailing_chars(s1, "_"), "foobar//")); assert_se(streq(delete_trailing_chars(s1, "/"), "foobar")); assert_se(streq(delete_trailing_chars(s2, "/"), "foobar")); assert_se(streq(delete_trailing_chars(s3, "/"), "foobar")); assert_se(streq(delete_trailing_chars(s4, "/"), "")); } static void test_skip_leading_chars(void) { log_info("/* %s */", __func__); char input1[] = " \n \r k \n \r ", input2[] = "kkkkthiskkkiskkkaktestkkk", input3[] = "abcdef"; assert_se(streq(skip_leading_chars(input1, WHITESPACE), "k \n \r ")); assert_se(streq(skip_leading_chars(input2, "k"), "thiskkkiskkkaktestkkk")); assert_se(streq(skip_leading_chars(input2, "tk"), "hiskkkiskkkaktestkkk")); assert_se(streq(skip_leading_chars(input3, WHITESPACE), "abcdef")); assert_se(streq(skip_leading_chars(input3, "bcaef"), "def")); } static void test_in_charset(void) { log_info("/* %s */", __func__); assert_se(in_charset("dddaaabbbcccc", "abcd")); assert_se(!in_charset("dddaaabbbcccc", "abc f")); } static void test_split_pair(void) { log_info("/* %s */", __func__); _cleanup_free_ char *a = NULL, *b = NULL; assert_se(split_pair("", "", &a, &b) == -EINVAL); assert_se(split_pair("foo=bar", "", &a, &b) == -EINVAL); assert_se(split_pair("", "=", &a, &b) == -EINVAL); assert_se(split_pair("foo=bar", "=", &a, &b) >= 0); assert_se(streq(a, "foo")); assert_se(streq(b, "bar")); free(a); free(b); assert_se(split_pair("==", "==", &a, &b) >= 0); assert_se(streq(a, "")); assert_se(streq(b, "")); free(a); free(b); assert_se(split_pair("===", "==", &a, &b) >= 0); assert_se(streq(a, "")); assert_se(streq(b, "=")); } static void test_first_word(void) { log_info("/* %s */", __func__); assert_se(first_word("Hello", "")); assert_se(first_word("Hello", "Hello")); assert_se(first_word("Hello world", "Hello")); assert_se(first_word("Hello\tworld", "Hello")); assert_se(first_word("Hello\nworld", "Hello")); assert_se(first_word("Hello\rworld", "Hello")); assert_se(first_word("Hello ", "Hello")); assert_se(!first_word("Hello", "Hellooo")); assert_se(!first_word("Hello", "xxxxx")); assert_se(!first_word("Hellooo", "Hello")); } static void test_strlen_ptr(void) { log_info("/* %s */", __func__); assert_se(strlen_ptr("foo") == 3); assert_se(strlen_ptr("") == 0); assert_se(strlen_ptr(NULL) == 0); } static void test_memory_startswith(void) { log_info("/* %s */", __func__); assert_se(streq(memory_startswith("", 0, ""), "")); assert_se(streq(memory_startswith("", 1, ""), "")); assert_se(streq(memory_startswith("x", 2, ""), "x")); assert_se(!memory_startswith("", 1, "x")); assert_se(!memory_startswith("", 1, "xxxxxxxx")); assert_se(streq(memory_startswith("xxx", 4, "x"), "xx")); assert_se(streq(memory_startswith("xxx", 4, "xx"), "x")); assert_se(streq(memory_startswith("xxx", 4, "xxx"), "")); assert_se(!memory_startswith("xxx", 4, "xxxx")); } static void test_memory_startswith_no_case(void) { log_info("/* %s */", __func__); assert_se(streq(memory_startswith_no_case("", 0, ""), "")); assert_se(streq(memory_startswith_no_case("", 1, ""), "")); assert_se(streq(memory_startswith_no_case("x", 2, ""), "x")); assert_se(streq(memory_startswith_no_case("X", 2, ""), "X")); assert_se(!memory_startswith_no_case("", 1, "X")); assert_se(!memory_startswith_no_case("", 1, "xxxxXXXX")); assert_se(streq(memory_startswith_no_case("xxx", 4, "X"), "xx")); assert_se(streq(memory_startswith_no_case("XXX", 4, "x"), "XX")); assert_se(streq(memory_startswith_no_case("XXX", 4, "X"), "XX")); assert_se(streq(memory_startswith_no_case("xxx", 4, "XX"), "x")); assert_se(streq(memory_startswith_no_case("XXX", 4, "xx"), "X")); assert_se(streq(memory_startswith_no_case("XXX", 4, "XX"), "X")); assert_se(streq(memory_startswith_no_case("xxx", 4, "XXX"), "")); assert_se(streq(memory_startswith_no_case("XXX", 4, "xxx"), "")); assert_se(streq(memory_startswith_no_case("XXX", 4, "XXX"), "")); assert_se(memory_startswith_no_case((char[2]){'x', 'x'}, 2, "xx")); assert_se(memory_startswith_no_case((char[2]){'x', 'X'}, 2, "xX")); assert_se(memory_startswith_no_case((char[2]){'X', 'x'}, 2, "Xx")); assert_se(memory_startswith_no_case((char[2]){'X', 'X'}, 2, "XX")); } static void test_string_truncate_lines_one(const char *input, size_t n_lines, const char *output, bool truncation) { _cleanup_free_ char *b = NULL; int k; assert_se((k = string_truncate_lines(input, n_lines, &b)) >= 0); assert_se(streq(b, output)); assert_se(!!k == truncation); } static void test_string_truncate_lines(void) { log_info("/* %s */", __func__); test_string_truncate_lines_one("", 0, "", false); test_string_truncate_lines_one("", 1, "", false); test_string_truncate_lines_one("", 2, "", false); test_string_truncate_lines_one("", 3, "", false); test_string_truncate_lines_one("x", 0, "", true); test_string_truncate_lines_one("x", 1, "x", false); test_string_truncate_lines_one("x", 2, "x", false); test_string_truncate_lines_one("x", 3, "x", false); test_string_truncate_lines_one("x\n", 0, "", true); test_string_truncate_lines_one("x\n", 1, "x", false); test_string_truncate_lines_one("x\n", 2, "x", false); test_string_truncate_lines_one("x\n", 3, "x", false); test_string_truncate_lines_one("x\ny", 0, "", true); test_string_truncate_lines_one("x\ny", 1, "x", true); test_string_truncate_lines_one("x\ny", 2, "x\ny", false); test_string_truncate_lines_one("x\ny", 3, "x\ny", false); test_string_truncate_lines_one("x\ny\n", 0, "", true); test_string_truncate_lines_one("x\ny\n", 1, "x", true); test_string_truncate_lines_one("x\ny\n", 2, "x\ny", false); test_string_truncate_lines_one("x\ny\n", 3, "x\ny", false); test_string_truncate_lines_one("x\ny\nz", 0, "", true); test_string_truncate_lines_one("x\ny\nz", 1, "x", true); test_string_truncate_lines_one("x\ny\nz", 2, "x\ny", true); test_string_truncate_lines_one("x\ny\nz", 3, "x\ny\nz", false); test_string_truncate_lines_one("x\ny\nz\n", 0, "", true); test_string_truncate_lines_one("x\ny\nz\n", 1, "x", true); test_string_truncate_lines_one("x\ny\nz\n", 2, "x\ny", true); test_string_truncate_lines_one("x\ny\nz\n", 3, "x\ny\nz", false); test_string_truncate_lines_one("\n", 0, "", false); test_string_truncate_lines_one("\n", 1, "", false); test_string_truncate_lines_one("\n", 2, "", false); test_string_truncate_lines_one("\n", 3, "", false); test_string_truncate_lines_one("\n\n", 0, "", false); test_string_truncate_lines_one("\n\n", 1, "", false); test_string_truncate_lines_one("\n\n", 2, "", false); test_string_truncate_lines_one("\n\n", 3, "", false); test_string_truncate_lines_one("\n\n\n", 0, "", false); test_string_truncate_lines_one("\n\n\n", 1, "", false); test_string_truncate_lines_one("\n\n\n", 2, "", false); test_string_truncate_lines_one("\n\n\n", 3, "", false); test_string_truncate_lines_one("\nx\n\n", 0, "", true); test_string_truncate_lines_one("\nx\n\n", 1, "", true); test_string_truncate_lines_one("\nx\n\n", 2, "\nx", false); test_string_truncate_lines_one("\nx\n\n", 3, "\nx", false); test_string_truncate_lines_one("\n\nx\n", 0, "", true); test_string_truncate_lines_one("\n\nx\n", 1, "", true); test_string_truncate_lines_one("\n\nx\n", 2, "", true); test_string_truncate_lines_one("\n\nx\n", 3, "\n\nx", false); } static void test_string_extract_lines_one(const char *input, size_t i, const char *output, bool more) { _cleanup_free_ char *b = NULL; int k; assert_se((k = string_extract_line(input, i, &b)) >= 0); assert_se(streq(b ?: input, output)); assert_se(!!k == more); } static void test_string_extract_line(void) { log_info("/* %s */", __func__); test_string_extract_lines_one("", 0, "", false); test_string_extract_lines_one("", 1, "", false); test_string_extract_lines_one("", 2, "", false); test_string_extract_lines_one("", 3, "", false); test_string_extract_lines_one("x", 0, "x", false); test_string_extract_lines_one("x", 1, "", false); test_string_extract_lines_one("x", 2, "", false); test_string_extract_lines_one("x", 3, "", false); test_string_extract_lines_one("x\n", 0, "x", false); test_string_extract_lines_one("x\n", 1, "", false); test_string_extract_lines_one("x\n", 2, "", false); test_string_extract_lines_one("x\n", 3, "", false); test_string_extract_lines_one("x\ny", 0, "x", true); test_string_extract_lines_one("x\ny", 1, "y", false); test_string_extract_lines_one("x\ny", 2, "", false); test_string_extract_lines_one("x\ny", 3, "", false); test_string_extract_lines_one("x\ny\n", 0, "x", true); test_string_extract_lines_one("x\ny\n", 1, "y", false); test_string_extract_lines_one("x\ny\n", 2, "", false); test_string_extract_lines_one("x\ny\n", 3, "", false); test_string_extract_lines_one("x\ny\nz", 0, "x", true); test_string_extract_lines_one("x\ny\nz", 1, "y", true); test_string_extract_lines_one("x\ny\nz", 2, "z", false); test_string_extract_lines_one("x\ny\nz", 3, "", false); test_string_extract_lines_one("\n", 0, "", false); test_string_extract_lines_one("\n", 1, "", false); test_string_extract_lines_one("\n", 2, "", false); test_string_extract_lines_one("\n", 3, "", false); test_string_extract_lines_one("\n\n", 0, "", true); test_string_extract_lines_one("\n\n", 1, "", false); test_string_extract_lines_one("\n\n", 2, "", false); test_string_extract_lines_one("\n\n", 3, "", false); test_string_extract_lines_one("\n\n\n", 0, "", true); test_string_extract_lines_one("\n\n\n", 1, "", true); test_string_extract_lines_one("\n\n\n", 2, "", false); test_string_extract_lines_one("\n\n\n", 3, "", false); test_string_extract_lines_one("\n\n\n\n", 0, "", true); test_string_extract_lines_one("\n\n\n\n", 1, "", true); test_string_extract_lines_one("\n\n\n\n", 2, "", true); test_string_extract_lines_one("\n\n\n\n", 3, "", false); test_string_extract_lines_one("\nx\n\n\n", 0, "", true); test_string_extract_lines_one("\nx\n\n\n", 1, "x", true); test_string_extract_lines_one("\nx\n\n\n", 2, "", true); test_string_extract_lines_one("\nx\n\n\n", 3, "", false); test_string_extract_lines_one("\n\nx\n\n", 0, "", true); test_string_extract_lines_one("\n\nx\n\n", 1, "", true); test_string_extract_lines_one("\n\nx\n\n", 2, "x", true); test_string_extract_lines_one("\n\nx\n\n", 3, "", false); test_string_extract_lines_one("\n\n\nx\n", 0, "", true); test_string_extract_lines_one("\n\n\nx\n", 1, "", true); test_string_extract_lines_one("\n\n\nx\n", 2, "", true); test_string_extract_lines_one("\n\n\nx\n", 3, "x", false); } static void test_string_contains_word_strv(void) { log_info("/* %s */", __func__); const char *w; assert_se(string_contains_word_strv("a b cc", NULL, STRV_MAKE("a", "b"), NULL)); assert_se(string_contains_word_strv("a b cc", NULL, STRV_MAKE("a", "b"), &w)); assert_se(streq(w, "a")); assert_se(!string_contains_word_strv("a b cc", NULL, STRV_MAKE("d"), &w)); assert_se(w == NULL); assert_se(string_contains_word_strv("a b cc", NULL, STRV_MAKE("b", "a"), &w)); assert_se(streq(w, "a")); assert_se(string_contains_word_strv("b a b cc", NULL, STRV_MAKE("b", "a", "b"), &w)); assert_se(streq(w, "b")); assert_se(string_contains_word_strv("a b cc", NULL, STRV_MAKE("b", ""), &w)); assert_se(streq(w, "b")); assert_se(!string_contains_word_strv("a b cc", NULL, STRV_MAKE(""), &w)); assert_se(w == NULL); assert_se(string_contains_word_strv("a b cc", " ", STRV_MAKE(""), &w)); assert_se(streq(w, "")); } static void test_string_contains_word(void) { log_info("/* %s */", __func__); assert_se( string_contains_word("a b cc", NULL, "a")); assert_se( string_contains_word("a b cc", NULL, "b")); assert_se(!string_contains_word("a b cc", NULL, "c")); assert_se( string_contains_word("a b cc", NULL, "cc")); assert_se(!string_contains_word("a b cc", NULL, "d")); assert_se(!string_contains_word("a b cc", NULL, "a b")); assert_se(!string_contains_word("a b cc", NULL, "a b c")); assert_se(!string_contains_word("a b cc", NULL, "b c")); assert_se(!string_contains_word("a b cc", NULL, "b cc")); assert_se(!string_contains_word("a b cc", NULL, "a ")); assert_se(!string_contains_word("a b cc", NULL, " b ")); assert_se(!string_contains_word("a b cc", NULL, " cc")); assert_se( string_contains_word(" a b\t\tcc", NULL, "a")); assert_se( string_contains_word(" a b\t\tcc", NULL, "b")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "c")); assert_se( string_contains_word(" a b\t\tcc", NULL, "cc")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "d")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "a b")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "a b\t\tc")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "b\t\tc")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "b\t\tcc")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "a ")); assert_se(!string_contains_word(" a b\t\tcc", NULL, " b ")); assert_se(!string_contains_word(" a b\t\tcc", NULL, " cc")); assert_se(!string_contains_word(" a b\t\tcc", NULL, "")); assert_se(!string_contains_word(" a b\t\tcc", NULL, " ")); assert_se(!string_contains_word(" a b\t\tcc", NULL, " ")); assert_se( string_contains_word(" a b\t\tcc", " ", "")); assert_se( string_contains_word(" a b\t\tcc", "\t", "")); assert_se( string_contains_word(" a b\t\tcc", WHITESPACE, "")); assert_se( string_contains_word("a:b:cc", ":#", "a")); assert_se( string_contains_word("a:b:cc", ":#", "b")); assert_se(!string_contains_word("a:b:cc", ":#", "c")); assert_se( string_contains_word("a:b:cc", ":#", "cc")); assert_se(!string_contains_word("a:b:cc", ":#", "d")); assert_se(!string_contains_word("a:b:cc", ":#", "a:b")); assert_se(!string_contains_word("a:b:cc", ":#", "a:b:c")); assert_se(!string_contains_word("a:b:cc", ":#", "b:c")); assert_se(!string_contains_word("a#b#cc", ":#", "b:cc")); assert_se( string_contains_word("a#b#cc", ":#", "b")); assert_se( string_contains_word("a#b#cc", ":#", "cc")); assert_se(!string_contains_word("a:b:cc", ":#", "a:")); assert_se(!string_contains_word("a:b cc", ":#", "b")); assert_se( string_contains_word("a:b cc", ":#", "b cc")); assert_se(!string_contains_word("a:b:cc", ":#", ":cc")); } static void test_strverscmp_improved_one(const char *newer, const char *older) { log_info("/* %s(%s, %s) */", __func__, strnull(newer), strnull(older)); assert_se(strverscmp_improved(newer, newer) == 0); assert_se(strverscmp_improved(newer, older) > 0); assert_se(strverscmp_improved(older, newer) < 0); assert_se(strverscmp_improved(older, older) == 0); } static void test_strverscmp_improved(void) { static const char * const versions[] = { "", "~1", "ab", "abb", "abc", "0001", "002", "12", "122", "122.9", "123~rc1", "123", "123-a", "123-a.1", "123-a1", "123-a1.1", "123-3", "123-3.1", "123^patch1", "123^1", "123.a-1", "123.1-1", "123a-1", "124", NULL, }; const char * const *p, * const *q; STRV_FOREACH(p, versions) STRV_FOREACH(q, p + 1) test_strverscmp_improved_one(*q, *p); test_strverscmp_improved_one("123.45-67.89", "123.45-67.88"); test_strverscmp_improved_one("123.45-67.89a", "123.45-67.89"); test_strverscmp_improved_one("123.45-67.89", "123.45-67.ab"); test_strverscmp_improved_one("123.45-67.89", "123.45-67.9"); test_strverscmp_improved_one("123.45-67.89", "123.45-67"); test_strverscmp_improved_one("123.45-67.89", "123.45-66.89"); test_strverscmp_improved_one("123.45-67.89", "123.45-9.99"); test_strverscmp_improved_one("123.45-67.89", "123.42-99.99"); test_strverscmp_improved_one("123.45-67.89", "123-99.99"); /* '~' : pre-releases */ test_strverscmp_improved_one("123.45-67.89", "123~rc1-99.99"); test_strverscmp_improved_one("123-45.67.89", "123~rc1-99.99"); test_strverscmp_improved_one("123~rc2-67.89", "123~rc1-99.99"); test_strverscmp_improved_one("123^aa2-67.89", "123~rc1-99.99"); test_strverscmp_improved_one("123aa2-67.89", "123~rc1-99.99"); /* '-' : separator between version and release. */ test_strverscmp_improved_one("123.45-67.89", "123-99.99"); test_strverscmp_improved_one("123^aa2-67.89", "123-99.99"); test_strverscmp_improved_one("123aa2-67.89", "123-99.99"); /* '^' : patch releases */ test_strverscmp_improved_one("123.45-67.89", "123^45-67.89"); test_strverscmp_improved_one("123^aa2-67.89", "123^aa1-99.99"); test_strverscmp_improved_one("123aa2-67.89", "123^aa2-67.89"); /* '.' : point release */ test_strverscmp_improved_one("123aa2-67.89", "123.aa2-67.89"); test_strverscmp_improved_one("123.ab2-67.89", "123.aa2-67.89"); /* invalid characters */ assert_se(strverscmp_improved("123_aa2-67.89", "123aa+2-67.89") == 0); } int main(int argc, char *argv[]) { test_setup_logging(LOG_DEBUG); test_string_erase(); test_free_and_strndup(); test_ascii_strcasecmp_n(); test_ascii_strcasecmp_nn(); test_cellescape(); test_streq_ptr(); test_strstrip(); test_strextend(); test_strextend_with_separator(); test_strrep(); test_string_has_cc(); test_ascii_strlower(); test_strshorten(); test_strjoina(); test_strjoin(); test_strcmp_ptr(); test_foreach_word(); test_foreach_word_quoted(); test_endswith(); test_endswith_no_case(); test_delete_chars(); test_delete_trailing_chars(); test_delete_trailing_slashes(); test_skip_leading_chars(); test_in_charset(); test_split_pair(); test_first_word(); test_strlen_ptr(); test_memory_startswith(); test_memory_startswith_no_case(); test_string_truncate_lines(); test_string_extract_line(); test_string_contains_word_strv(); test_string_contains_word(); test_strverscmp_improved(); return 0; }