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/*
* 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 <uuid/uuid.h>
#include "common/utils.h"
#include "common/format-output.h"
#include "cmds/commands.h"
/* Default empty output */
static void test1_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 */
static void test2()
{
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 */
static void test3_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);
}
static void test4_unquoted_bool()
{
static const struct rowspec rows1[] = {
{ .key = "readonly", .fmt = "bool", .out_text = "readonly", .out_json = "readonly" },
ROWSPEC_END
};
struct format_ctx fctx;
fmt_start(&fctx, rows1, 32, 0);
fmt_print_start_group(&fctx, "flags1", JSON_TYPE_MAP);
fmt_print(&fctx, "readonly", 0);
fmt_print_end_group(&fctx, NULL);
fmt_print_start_group(&fctx, "flags2", JSON_TYPE_MAP);
fmt_print(&fctx, "readonly", 1);
fmt_print_end_group(&fctx, NULL);
fmt_print_start_group(&fctx, "flags3", JSON_TYPE_MAP);
fmt_print(&fctx, "readonly", false);
fmt_print_end_group(&fctx, NULL);
fmt_print_start_group(&fctx, "flags4", JSON_TYPE_MAP);
fmt_print(&fctx, "readonly", true);
fmt_print_end_group(&fctx, NULL);
fmt_end(&fctx);
}
static void test5_uuid()
{
static const struct rowspec rows1[] = {
{ .key = "randomuuid", .fmt = "uuid", .out_text = "randomuuid", .out_json = "randomuuid" },
{ .key = "nulluuid", .fmt = "uuid", .out_text = "nulluuid", .out_json = "nulluuid" },
ROWSPEC_END
};
struct format_ctx fctx;
uuid_t randomuuid, nulluuid;
uuid_generate(randomuuid);
uuid_clear(nulluuid);
fmt_start(&fctx, rows1, 32, 0);
fmt_print(&fctx, "randomuuid", randomuuid);
fmt_print(&fctx, "nulluuid", nulluuid);
fmt_end(&fctx);
}
int main(int argc, char **argv)
{
int testno;
static void (*tests[])() = {
NULL,
test1_simple_empty,
test2,
test3_escape,
test4_unquoted_bool,
test5_uuid,
};
const int testmax = ARRAY_SIZE(tests) - 1;
btrfs_config_init();
bconf.output_format = CMD_FORMAT_JSON;
/* Without arguments, print the number of tests available */
if (argc == 1) {
printf("%d\n", testmax);
return 0;
}
testno = atoi(argv[1]);
if (testno < 1 || testno > ARRAY_SIZE(tests)) {
fprintf(stderr, "ERROR: test number %d is out of range (min 1, max %d)\n",
testno, testmax);
return 1;
}
tests[testno]();
return 0;
}
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