1 /* SPDX-License-Identifier: LGPL-2.1+ */
3 Copyright 2010 Lennart Poettering
6 #include "alloc-util.h"
10 static void test_cescape(void) {
11 _cleanup_free_ char *escaped;
13 assert_se(escaped = cescape("abc\\\"\b\f\n\r\t\v\a\003\177\234\313"));
14 assert_se(streq(escaped, "abc\\\\\\\"\\b\\f\\n\\r\\t\\v\\a\\003\\177\\234\\313"));
17 static void test_cunescape(void) {
18 _cleanup_free_ char *unescaped;
20 assert_se(cunescape("abc\\\\\\\"\\b\\f\\a\\n\\r\\t\\v\\003\\177\\234\\313\\000\\x00", 0, &unescaped) < 0);
21 assert_se(cunescape("abc\\\\\\\"\\b\\f\\a\\n\\r\\t\\v\\003\\177\\234\\313\\000\\x00", UNESCAPE_RELAX, &unescaped) >= 0);
22 assert_se(streq_ptr(unescaped, "abc\\\"\b\f\a\n\r\t\v\003\177\234\313\\000\\x00"));
23 unescaped = mfree(unescaped);
25 /* incomplete sequences */
26 assert_se(cunescape("\\x0", 0, &unescaped) < 0);
27 assert_se(cunescape("\\x0", UNESCAPE_RELAX, &unescaped) >= 0);
28 assert_se(streq_ptr(unescaped, "\\x0"));
29 unescaped = mfree(unescaped);
31 assert_se(cunescape("\\x", 0, &unescaped) < 0);
32 assert_se(cunescape("\\x", UNESCAPE_RELAX, &unescaped) >= 0);
33 assert_se(streq_ptr(unescaped, "\\x"));
34 unescaped = mfree(unescaped);
36 assert_se(cunescape("\\", 0, &unescaped) < 0);
37 assert_se(cunescape("\\", UNESCAPE_RELAX, &unescaped) >= 0);
38 assert_se(streq_ptr(unescaped, "\\"));
39 unescaped = mfree(unescaped);
41 assert_se(cunescape("\\11", 0, &unescaped) < 0);
42 assert_se(cunescape("\\11", UNESCAPE_RELAX, &unescaped) >= 0);
43 assert_se(streq_ptr(unescaped, "\\11"));
44 unescaped = mfree(unescaped);
46 assert_se(cunescape("\\1", 0, &unescaped) < 0);
47 assert_se(cunescape("\\1", UNESCAPE_RELAX, &unescaped) >= 0);
48 assert_se(streq_ptr(unescaped, "\\1"));
49 unescaped = mfree(unescaped);
51 assert_se(cunescape("\\u0000", 0, &unescaped) < 0);
52 assert_se(cunescape("\\u00DF\\U000000df\\u03a0\\U00000041", UNESCAPE_RELAX, &unescaped) >= 0);
53 assert_se(streq_ptr(unescaped, "ßßΠA"));
54 unescaped = mfree(unescaped);
56 assert_se(cunescape("\\073", 0, &unescaped) >= 0);
57 assert_se(streq_ptr(unescaped, ";"));
58 unescaped = mfree(unescaped);
60 assert_se(cunescape("A=A\\\\x0aB", 0, &unescaped) >= 0);
61 assert_se(streq_ptr(unescaped, "A=A\\x0aB"));
62 unescaped = mfree(unescaped);
64 assert_se(cunescape("A=A\\\\x0aB", UNESCAPE_RELAX, &unescaped) >= 0);
65 assert_se(streq_ptr(unescaped, "A=A\\x0aB"));
68 #if 0 /// UNNEEDED by elogind
69 static void test_shell_escape_one(const char *s, const char *bad, const char *expected) {
70 _cleanup_free_ char *r;
72 assert_se(r = shell_escape(s, bad));
73 assert_se(streq_ptr(r, expected));
76 static void test_shell_escape(void) {
77 test_shell_escape_one("", "", "");
78 test_shell_escape_one("\\", "", "\\\\");
79 test_shell_escape_one("foobar", "", "foobar");
80 test_shell_escape_one("foobar", "o", "f\\o\\obar");
81 test_shell_escape_one("foo:bar,baz", ",:", "foo\\:bar\\,baz");
84 static void test_shell_maybe_quote_one(const char *s,
86 const char *expected) {
87 _cleanup_free_ char *ret = NULL;
89 assert_se(ret = shell_maybe_quote(s, style));
90 log_debug("[%s] → [%s] (%s)", s, ret, expected);
91 assert_se(streq(ret, expected));
94 static void test_shell_maybe_quote(void) {
96 test_shell_maybe_quote_one("", ESCAPE_BACKSLASH, "");
97 test_shell_maybe_quote_one("", ESCAPE_POSIX, "");
98 test_shell_maybe_quote_one("\\", ESCAPE_BACKSLASH, "\"\\\\\"");
99 test_shell_maybe_quote_one("\\", ESCAPE_POSIX, "$'\\\\'");
100 test_shell_maybe_quote_one("\"", ESCAPE_BACKSLASH, "\"\\\"\"");
101 test_shell_maybe_quote_one("\"", ESCAPE_POSIX, "$'\"'");
102 test_shell_maybe_quote_one("foobar", ESCAPE_BACKSLASH, "foobar");
103 test_shell_maybe_quote_one("foobar", ESCAPE_POSIX, "foobar");
104 test_shell_maybe_quote_one("foo bar", ESCAPE_BACKSLASH, "\"foo bar\"");
105 test_shell_maybe_quote_one("foo bar", ESCAPE_POSIX, "$'foo bar'");
106 test_shell_maybe_quote_one("foo\tbar", ESCAPE_BACKSLASH, "\"foo\tbar\"");
107 test_shell_maybe_quote_one("foo\tbar", ESCAPE_POSIX, "$'foo\\tbar'");
108 test_shell_maybe_quote_one("foo\nbar", ESCAPE_BACKSLASH, "\"foo\nbar\"");
109 test_shell_maybe_quote_one("foo\nbar", ESCAPE_POSIX, "$'foo\\nbar'");
110 test_shell_maybe_quote_one("foo \"bar\" waldo", ESCAPE_BACKSLASH, "\"foo \\\"bar\\\" waldo\"");
111 test_shell_maybe_quote_one("foo \"bar\" waldo", ESCAPE_POSIX, "$'foo \"bar\" waldo'");
112 test_shell_maybe_quote_one("foo$bar", ESCAPE_BACKSLASH, "\"foo\\$bar\"");
113 test_shell_maybe_quote_one("foo$bar", ESCAPE_POSIX, "$'foo$bar'");
115 /* Note that current users disallow control characters, so this "test"
116 * is here merely to establish current behaviour. If control characters
117 * were allowed, they should be quoted, i.e. \001 should become \\001. */
118 test_shell_maybe_quote_one("a\nb\001", ESCAPE_BACKSLASH, "\"a\nb\001\"");
119 test_shell_maybe_quote_one("a\nb\001", ESCAPE_POSIX, "$'a\\nb\001'");
121 test_shell_maybe_quote_one("foo!bar", ESCAPE_BACKSLASH, "\"foo!bar\"");
122 test_shell_maybe_quote_one("foo!bar", ESCAPE_POSIX, "$'foo!bar'");
126 int main(int argc, char *argv[]) {
127 log_set_max_level(LOG_DEBUG);
128 log_parse_environment();
133 #if 0 /// UNNEEDED by elogind
135 test_shell_maybe_quote();