1 /* Test of sh-quote module.
2 Copyright (C) 2012-2020 Free Software Foundation, Inc.
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
17 /* Written by Bruno Haible <bruno@clisp.org>, 2012. */
30 check_one (const char *input
, const char *expected
)
37 output_len
= shell_quote_length (input
);
39 output
= shell_quote (input
);
40 ASSERT (strlen (output
) == output_len
);
42 ASSERT (output_len
<= sizeof (buf
) - 2);
43 memset (buf
, '\0', output_len
+ 1);
44 buf
[output_len
+ 1] = '%';
45 bufend
= shell_quote_copy (buf
, input
);
46 ASSERT (bufend
== buf
+ output_len
);
47 ASSERT (memcmp (buf
, output
, output_len
+ 1) == 0);
48 ASSERT (buf
[output_len
+ 1] == '%');
50 ASSERT (strcmp (output
, expected
) == 0);
58 /* Check the shell_quote_length, shell_quote_copy, shell_quote functions. */
65 /* Identifier or number. */
66 check_one ("foo", "foo");
67 check_one ("phr0ck", "phr0ck");
69 /* Whitespace would be interpreted as argument separator by the shell. */
70 check_one ("foo\tbar", "'foo\tbar'");
71 check_one ("foo\nbar", "'foo\nbar'");
72 check_one ("foo\rbar", "'foo\rbar'");
73 check_one ("foo bar", "'foo bar'");
75 /* '!' at the beginning of argv[0] would introduce a negated command. */
76 check_one ("!foo", "'!foo'");
78 /* '"' would be interpreted as the start of a string. */
79 check_one ("\"foo\"bar", "'\"foo\"bar'");
81 /* '#' at the beginning of an argument would be interpreted as the start
83 check_one ("#foo", "'#foo'");
85 /* '$' at the beginning of an argument would be interpreted as a variable
87 check_one ("$foo", "'$foo'");
89 /* '&' at the beginning of an argument would be interpreted as a background
91 check_one ("&", "'&'");
93 /* "'" would be interpreted as the start of a string. */
94 check_one ("'foo'bar", "\"'foo'bar\"");
96 /* '(' at the beginning of argv[0] would introduce a subshell command. */
97 check_one ("(", "'('");
99 /* ')' at the beginning of an argument would be interpreted as the end of
101 check_one (")", "')'");
103 /* '*' would be interpreted as a wildcard character. */
104 check_one ("*", "'*'");
105 check_one ("*foo", "'*foo'");
107 /* ';' at the beginning of an argument would be interpreted as an empty
108 statement in argv[0] and as the end of the command otherwise. */
109 check_one (";", "';'");
110 check_one ("foo;", "'foo;'");
112 /* '<' would be interpreted as a redirection of stdin. */
113 check_one ("<", "'<'");
115 /* '=' inside argv[0] would be interpreted as an environment variable
117 check_one ("foo=bar", "'foo=bar'");
119 /* '>' would be interpreted as a redirection of stdout. */
120 check_one (">", "'>'");
122 /* '?' would be interpreted as a wildcard character. */
123 check_one ("?", "'?'");
124 check_one ("foo?bar", "'foo?bar'");
126 /* '^' would be interpreted in old /bin/sh, e.g. SunOS 4.1.4. */
127 check_one ("^", "'^'");
129 /* "[...]" would be interpreted as a wildcard pattern. */
130 check_one ("[", "'['");
131 check_one ("]", "]"); /* or "']'" */
133 /* '\' would be interpreted as an escape character. */
134 check_one ("\\foo", "'\\foo'");
136 /* '`' would be interpreted as the start of a command substitution. */
137 check_one ("`foo", "'`foo'");
139 /* '{' at the beginning of argv[0] would introduce a complex command. */
140 check_one ("{", "'{'");
142 /* '|' at the beginning of an argument would be interpreted as a pipe
144 check_one ("|", "'|'");
146 /* '}' at the beginning of an argument would be interpreted as the end of
148 check_one ("}", "'}'");
150 /* '~' at the beginning of an argument would be interpreted as a reference
151 to a user's home directory. */
152 check_one ("~", "'~'");
153 check_one ("~foo", "'~foo'");
155 /* A string that contains both ' and ". */
156 check_one ("foo'bar\"baz", "'foo'\\''bar\"baz'"); /* or "\"foo'bar\\\"baz\"" */
158 /* All other characters don't need quoting. */
159 for (c
= 1; c
<= UCHAR_MAX
; c
++)
160 if (strchr ("\t\n\r !\"#$&'()*;<=>?^[\\]`{|}~", c
) == NULL
)
173 /* Check the shell_quote_argv function. */
178 result
= shell_quote_argv (argv
);
179 ASSERT (strcmp (result
, "") == 0);
185 argv
[0] = (char *) "foo bar/baz";
187 result
= shell_quote_argv (argv
);
188 ASSERT (strcmp (result
, "'foo bar/baz'") == 0); /* or "\"foo bar/baz\"" */
194 argv
[0] = (char *) "foo bar/baz";
195 argv
[1] = (char *) "$";
197 result
= shell_quote_argv (argv
);
198 ASSERT (strcmp (result
, "'foo bar/baz' '$'") == 0); /* or "\"foo bar/baz\" \"\\$\"" */