mirror of
https://github.com/kdave/btrfs-progs
synced 2024-12-13 01:46:14 +00:00
ecbb6a7fcd
Add formatter type 'str' where the string must be escaped, e.g. paths or internal data. Otherwise plain %s can be printed if it's known that there are no special characters. Signed-off-by: David Sterba <dsterba@suse.com>
123 lines
3.0 KiB
C
123 lines
3.0 KiB
C
/*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public
|
|
* License v2 as published by the Free Software Foundation.
|
|
*
|
|
* This program 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
|
|
* General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public
|
|
* License along with this program; if not, write to the
|
|
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
* Boston, MA 021110-1307, USA.
|
|
*/
|
|
|
|
/*
|
|
* Test json output formatter
|
|
*
|
|
* Usage:
|
|
*
|
|
* $ ./json-formatter-test
|
|
* 123
|
|
*
|
|
* Without arguments returns the number of tests.
|
|
*
|
|
* $ ./json-formatter-test 17
|
|
* ...
|
|
*
|
|
* Run the given test, print formatted json for further processing or validation.
|
|
*/
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include "common/utils.h"
|
|
#include "common/format-output.h"
|
|
#include "cmds/commands.h"
|
|
|
|
/* Default empty output */
|
|
void test_simple_empty()
|
|
{
|
|
static const struct rowspec rows[] = {
|
|
ROWSPEC_END
|
|
};
|
|
struct format_ctx fctx;
|
|
|
|
fmt_start(&fctx, rows, 32, 0);
|
|
fmt_end(&fctx);
|
|
}
|
|
|
|
/* Single object with a few members */
|
|
void test1()
|
|
{
|
|
static const struct rowspec rows1[] = {
|
|
{ .key = "device", .fmt = "%s", .out_text = "device", .out_json = "device" },
|
|
{ .key = "devid", .fmt = "%llu", .out_text = "devid", .out_json = "devid" },
|
|
ROWSPEC_END
|
|
};
|
|
struct format_ctx fctx;
|
|
|
|
fmt_start(&fctx, rows1, 32, 0);
|
|
fmt_print_start_group(&fctx, "device-info", JSON_TYPE_MAP);
|
|
fmt_print(&fctx, "device", "/dev/sda");
|
|
fmt_print(&fctx, "devid", 1);
|
|
fmt_print_end_group(&fctx, NULL);
|
|
fmt_end(&fctx);
|
|
}
|
|
|
|
/* Escaped strings */
|
|
void test2_escape()
|
|
{
|
|
static const struct rowspec rows1[] = {
|
|
{ .key = "devid", .fmt = "%llu", .out_text = "devid", .out_json = "devid" },
|
|
{ .key = "path1", .fmt = "str", .out_text = "path1", .out_json = "path1" },
|
|
{ .key = "path2", .fmt = "str", .out_text = "path2", .out_json = "path2" },
|
|
ROWSPEC_END
|
|
};
|
|
struct format_ctx fctx;
|
|
char control_chars[] = { [0] = '.', [0x20] = 0 };
|
|
int i;
|
|
|
|
for (i = 1; i < 0x20; i++)
|
|
control_chars[i] = i;
|
|
|
|
fmt_start(&fctx, rows1, 32, 0);
|
|
fmt_print_start_group(&fctx, "device-info", JSON_TYPE_MAP);
|
|
fmt_print(&fctx, "devid", 1);
|
|
fmt_print(&fctx, "path1", "/fun\ny/p\th/\b/\\/\f\"quo\rte\"");
|
|
fmt_print(&fctx, "path2", control_chars);
|
|
fmt_print_end_group(&fctx, NULL);
|
|
fmt_end(&fctx);
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
int testno;
|
|
static void (*tests[])() = {
|
|
test_simple_empty,
|
|
test1,
|
|
test2_escape,
|
|
};
|
|
|
|
btrfs_config_init();
|
|
bconf.output_format = CMD_FORMAT_JSON;
|
|
|
|
/* Without arguments, print the number of tests available */
|
|
if (argc == 1) {
|
|
printf("%zu\n", ARRAY_SIZE(tests));
|
|
return 0;
|
|
}
|
|
testno = atoi(argv[1]);
|
|
testno--;
|
|
|
|
if (testno < 0 || testno >= ARRAY_SIZE(tests)) {
|
|
fprintf(stderr, "ERROR: test number %d is out of range (max %zu)\n",
|
|
testno + 1, ARRAY_SIZE(tests));
|
|
return 1;
|
|
}
|
|
tests[testno]();
|
|
|
|
return 0;
|
|
}
|