glib/tests/shell-test.c
Matthias Clasen d2c7108828 Include a test involving consecutive backslashes followed by a non-escaped
Sat Jul 31 20:33:07 2004  Matthias Clasen  <maclas@gmx.de>

	* tests/shell-test.c: Include a test involving consecutive
	backslashes followed by a non-escaped doublequote.

	* glib/gshell.c (tokenize_command_line): Count consecutive
	backslashes mod 2 to detect escaped doubleqotes.  (#127306)
2004-08-01 00:39:45 +00:00

297 lines
8.6 KiB
C

/* GLIB - Library of useful routines for C programming
* Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
/*
* Modified by the GLib Team and others 1997-2000. See the AUTHORS
* file for a list of people on the GLib Team. See the ChangeLog
* files for a list of changes. These files are distributed with
* GLib at ftp://ftp.gtk.org/pub/gtk/.
*/
#undef G_DISABLE_ASSERT
#undef G_LOG_DOMAIN
#include <glib.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
typedef struct _TestResult TestResult;
struct _TestResult
{
gint argc;
const gchar **argv;
};
static const gchar *
test_command_lines[] =
{
/* 0 */ "foo bar",
/* 1 */ "foo 'bar'",
/* 2 */ "foo \"bar\"",
/* 3 */ "foo '' 'bar'",
/* 4 */ "foo \"bar\"'baz'blah'foo'\\''blah'\"boo\"",
/* 5 */ "foo \t \tblah\tfoo\t\tbar baz",
/* 6 */ "foo ' spaces more spaces lots of spaces in this ' \t",
/* 7 */ "foo \\\nbar",
/* 8 */ "foo '' ''",
/* 9 */ "foo \\\" la la la",
/* 10 */ "foo \\ foo woo woo\\ ",
/* 11 */ "foo \"yada yada \\$\\\"\"",
/* 12 */ "foo \"c:\\\\\"",
NULL
};
static const gchar *result0[] = { "foo", "bar", NULL };
static const gchar *result1[] = { "foo", "bar", NULL };
static const gchar *result2[] = { "foo", "bar", NULL };
static const gchar *result3[] = { "foo", "", "bar", NULL };
static const gchar *result4[] = { "foo", "barbazblahfoo'blahboo", NULL };
static const gchar *result5[] = { "foo", "blah", "foo", "bar", "baz", NULL };
static const gchar *result6[] = { "foo", " spaces more spaces lots of spaces in this ", NULL };
static const gchar *result7[] = { "foo", "bar", NULL };
static const gchar *result8[] = { "foo", "", "", NULL };
static const gchar *result9[] = { "foo", "\"", "la", "la", "la", NULL };
static const gchar *result10[] = { "foo", " foo", "woo", "woo ", NULL };
static const gchar *result11[] = { "foo", "yada yada $\"", NULL };
static const gchar *result12[] = { "foo", "c:\\", NULL };
static const TestResult
correct_results[] =
{
{ G_N_ELEMENTS (result0) - 1, result0 },
{ G_N_ELEMENTS (result1) - 1, result1 },
{ G_N_ELEMENTS (result2) - 1, result2 },
{ G_N_ELEMENTS (result3) - 1, result3 },
{ G_N_ELEMENTS (result4) - 1, result4 },
{ G_N_ELEMENTS (result5) - 1, result5 },
{ G_N_ELEMENTS (result6) - 1, result6 },
{ G_N_ELEMENTS (result7) - 1, result7 },
{ G_N_ELEMENTS (result8) - 1, result8 },
{ G_N_ELEMENTS (result9) - 1, result9 },
{ G_N_ELEMENTS (result10) - 1, result10 },
{ G_N_ELEMENTS (result11) - 1, result11 },
{ G_N_ELEMENTS (result12) - 1, result12 }
};
static void
print_test (const gchar *cmdline, gint argc, gchar **argv,
const TestResult *result)
{
gint i;
fprintf (stderr, "Command line was: '%s'\n", cmdline);
fprintf (stderr, "Expected result (%d args):\n", result->argc);
i = 0;
while (result->argv[i])
{
fprintf (stderr, " %3d '%s'\n", i, result->argv[i]);
++i;
}
fprintf (stderr, "Actual result (%d args):\n", argc);
i = 0;
while (argv[i])
{
fprintf (stderr, " %3d '%s'\n", i, argv[i]);
++i;
}
}
static void
do_argv_test (const gchar *cmdline, const TestResult *result)
{
gint argc;
gchar **argv;
GError *err;
gint i;
err = NULL;
if (!g_shell_parse_argv (cmdline, &argc, &argv, &err))
{
fprintf (stderr, "Error parsing command line that should work fine: %s\n",
err->message);
exit (1);
}
if (argc != result->argc)
{
fprintf (stderr, "Expected and actual argc don't match\n");
print_test (cmdline, argc, argv, result);
exit (1);
}
i = 0;
while (argv[i])
{
if (strcmp (argv[i], result->argv[i]) != 0)
{
fprintf (stderr, "Expected and actual arg %d do not match\n", i);
print_test (cmdline, argc, argv, result);
exit (1);
}
++i;
}
if (argv[i] != NULL)
{
fprintf (stderr, "argv didn't get NULL-terminated\n");
exit (1);
}
}
static void
run_tests (void)
{
gint i;
i = 0;
while (test_command_lines[i])
{
do_argv_test (test_command_lines[i], &correct_results[i]);
++i;
}
}
static gboolean any_test_failed = FALSE;
#define CHECK_STRING_RESULT(expression, expected_value) \
check_string_result (#expression, __FILE__, __LINE__, expression, expected_value)
static void
check_string_result (const char *expression,
const char *file_name,
int line_number,
char *result,
const char *expected)
{
gboolean match;
if (expected == NULL)
match = result == NULL;
else
match = result != NULL && strcmp (result, expected) == 0;
if (!match)
{
if (!any_test_failed)
fprintf (stderr, "\n");
fprintf (stderr, "FAIL: check failed in %s, line %d\n", file_name, line_number);
fprintf (stderr, " evaluated: %s\n", expression);
fprintf (stderr, " expected: %s\n", expected == NULL ? "NULL" : expected);
fprintf (stderr, " got: %s\n", result == NULL ? "NULL" : result);
any_test_failed = TRUE;
}
g_free (result);
}
static char *
test_shell_unquote (const char *str)
{
char *result;
GError *error;
error = NULL;
result = g_shell_unquote (str, &error);
if (error == NULL)
return result;
/* Leaks the error, which is no big deal and easy to fix if we
* decide it matters.
*/
if (error->domain != G_SHELL_ERROR)
return g_strdup ("error in domain other than G_SHELL_ERROR");
/* It would be nice to check the error message too, but that's
* localized, so it's too much of a pain.
*/
switch (error->code)
{
case G_SHELL_ERROR_BAD_QUOTING:
return g_strdup ("G_SHELL_ERROR_BAD_QUOTING");
case G_SHELL_ERROR_EMPTY_STRING:
return g_strdup ("G_SHELL_ERROR_EMPTY_STRING");
case G_SHELL_ERROR_FAILED:
return g_strdup ("G_SHELL_ERROR_FAILED");
default:
return g_strdup ("bad error code in G_SHELL_ERROR domain");
}
}
int
main (int argc,
char *argv[])
{
run_tests ();
CHECK_STRING_RESULT (g_shell_quote (""), "''");
CHECK_STRING_RESULT (g_shell_quote ("a"), "'a'");
CHECK_STRING_RESULT (g_shell_quote ("("), "'('");
CHECK_STRING_RESULT (g_shell_quote ("'"), "''\\'''");
CHECK_STRING_RESULT (g_shell_quote ("'a"), "''\\''a'");
CHECK_STRING_RESULT (g_shell_quote ("a'"), "'a'\\'''");
CHECK_STRING_RESULT (g_shell_quote ("a'a"), "'a'\\''a'");
CHECK_STRING_RESULT (test_shell_unquote (""), "");
CHECK_STRING_RESULT (test_shell_unquote ("a"), "a");
CHECK_STRING_RESULT (test_shell_unquote ("'a'"), "a");
CHECK_STRING_RESULT (test_shell_unquote ("'('"), "(");
CHECK_STRING_RESULT (test_shell_unquote ("''\\'''"), "'");
CHECK_STRING_RESULT (test_shell_unquote ("''\\''a'"), "'a");
CHECK_STRING_RESULT (test_shell_unquote ("'a'\\'''"), "a'");
CHECK_STRING_RESULT (test_shell_unquote ("'a'\\''a'"), "a'a");
CHECK_STRING_RESULT (test_shell_unquote ("\\\\"), "\\");
CHECK_STRING_RESULT (test_shell_unquote ("\\\n"), "");
CHECK_STRING_RESULT (test_shell_unquote ("'\\''"), "G_SHELL_ERROR_BAD_QUOTING");
#if defined (_MSC_VER) && (_MSC_VER <= 1200)
/* using \x22 instead of \" to work around a msvc 5.0, 6.0 compiler bug */
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\\x22\""), "\"");
#else
CHECK_STRING_RESULT (test_shell_unquote ("\"\\\"\""), "\"");
#endif
CHECK_STRING_RESULT (test_shell_unquote ("\""), "G_SHELL_ERROR_BAD_QUOTING");
CHECK_STRING_RESULT (test_shell_unquote ("'"), "G_SHELL_ERROR_BAD_QUOTING");
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\\\\""), "\\");
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\`\""), "`");
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\$\""), "$");
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\\n\""), "\n");
CHECK_STRING_RESULT (test_shell_unquote ("\"\\'\""), "\\'");
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\\r\""), "\\\r");
CHECK_STRING_RESULT (test_shell_unquote ("\x22\\n\""), "\\n");
return any_test_failed ? 1 : 0;
}