Add SPDX license identifiers to source files under the LGPL

[thirdparty/systemd.git] / src / test / test-escape.c

diff --git a/src/test/test-escape.c b/src/test/test-escape.c
index 6cbb8443fe2c682957a5dd98af643f34ffaf780d..aa05520abd6dd837a973baf4a3b933e141e0ebb3 100644 (file)
--- a/src/test/test-escape.c
+++ b/src/test/test-escape.c
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
 /***
   This file is part of systemd.
 
@@ -69,6 +70,14 @@ static void test_cunescape(void) {
 
         assert_se(cunescape("\\073", 0, &unescaped) >= 0);
         assert_se(streq_ptr(unescaped, ";"));
+        unescaped = mfree(unescaped);
+
+        assert_se(cunescape("A=A\\\\x0aB", 0, &unescaped) >= 0);
+        assert_se(streq_ptr(unescaped, "A=A\\x0aB"));
+        unescaped = mfree(unescaped);
+
+        assert_se(cunescape("A=A\\\\x0aB", UNESCAPE_RELAX, &unescaped) >= 0);
+        assert_se(streq_ptr(unescaped, "A=A\\x0aB"));
 }
 
 static void test_shell_escape_one(const char *s, const char *bad, const char *expected) {
@@ -86,25 +95,52 @@ static void test_shell_escape(void) {
         test_shell_escape_one("foo:bar,baz", ",:", "foo\\:bar\\,baz");
 }
 
-static void test_shell_maybe_quote_one(const char *s, const char *expected) {
-        _cleanup_free_ char *r;
+static void test_shell_maybe_quote_one(const char *s,
+                                       EscapeStyle style,
+                                       const char *expected) {
+        _cleanup_free_ char *ret = NULL;
 
-        assert_se(r = shell_maybe_quote(s));
-        assert_se(streq(r, expected));
+        assert_se(ret = shell_maybe_quote(s, style));
+        log_debug("[%s] → [%s] (%s)", s, ret, expected);
+        assert_se(streq(ret, expected));
 }
 
 static void test_shell_maybe_quote(void) {
 
-        test_shell_maybe_quote_one("", "");
-        test_shell_maybe_quote_one("\\", "\"\\\\\"");
-        test_shell_maybe_quote_one("\"", "\"\\\"\"");
-        test_shell_maybe_quote_one("foobar", "foobar");
-        test_shell_maybe_quote_one("foo bar", "\"foo bar\"");
-        test_shell_maybe_quote_one("foo \"bar\" waldo", "\"foo \\\"bar\\\" waldo\"");
-        test_shell_maybe_quote_one("foo$bar", "\"foo\\$bar\"");
+        test_shell_maybe_quote_one("", ESCAPE_BACKSLASH, "");
+        test_shell_maybe_quote_one("", ESCAPE_POSIX, "");
+        test_shell_maybe_quote_one("\\", ESCAPE_BACKSLASH, "\"\\\\\"");
+        test_shell_maybe_quote_one("\\", ESCAPE_POSIX, "$'\\\\'");
+        test_shell_maybe_quote_one("\"", ESCAPE_BACKSLASH, "\"\\\"\"");
+        test_shell_maybe_quote_one("\"", ESCAPE_POSIX, "$'\"'");
+        test_shell_maybe_quote_one("foobar", ESCAPE_BACKSLASH, "foobar");
+        test_shell_maybe_quote_one("foobar", ESCAPE_POSIX, "foobar");
+        test_shell_maybe_quote_one("foo bar", ESCAPE_BACKSLASH, "\"foo bar\"");
+        test_shell_maybe_quote_one("foo bar", ESCAPE_POSIX, "$'foo bar'");
+        test_shell_maybe_quote_one("foo\tbar", ESCAPE_BACKSLASH, "\"foo\tbar\"");
+        test_shell_maybe_quote_one("foo\tbar", ESCAPE_POSIX, "$'foo\\tbar'");
+        test_shell_maybe_quote_one("foo\nbar", ESCAPE_BACKSLASH, "\"foo\nbar\"");
+        test_shell_maybe_quote_one("foo\nbar", ESCAPE_POSIX, "$'foo\\nbar'");
+        test_shell_maybe_quote_one("foo \"bar\" waldo", ESCAPE_BACKSLASH, "\"foo \\\"bar\\\" waldo\"");
+        test_shell_maybe_quote_one("foo \"bar\" waldo", ESCAPE_POSIX, "$'foo \"bar\" waldo'");
+        test_shell_maybe_quote_one("foo$bar", ESCAPE_BACKSLASH, "\"foo\\$bar\"");
+        test_shell_maybe_quote_one("foo$bar", ESCAPE_POSIX, "$'foo$bar'");
+
+        /* Note that current users disallow control characters, so this "test"
+         * is here merely to establish current behaviour. If control characters
+         * were allowed, they should be quoted, i.e. \001 should become \\001. */
+        test_shell_maybe_quote_one("a\nb\001", ESCAPE_BACKSLASH, "\"a\nb\001\"");
+        test_shell_maybe_quote_one("a\nb\001", ESCAPE_POSIX, "$'a\\nb\001'");
+
+        test_shell_maybe_quote_one("foo!bar", ESCAPE_BACKSLASH, "\"foo!bar\"");
+        test_shell_maybe_quote_one("foo!bar", ESCAPE_POSIX, "$'foo!bar'");
 }
 
 int main(int argc, char *argv[]) {
+        log_set_max_level(LOG_DEBUG);
+        log_parse_environment();
+        log_open();
+
         test_cescape();
         test_cunescape();
         test_shell_escape();