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qemu/tests/check-qjson.c
tony.nguyen@bt.com 348fbd5816 test: Use g_strndup instead of plain strndup 
Due to memory management rules. See HACKING.

Signed-off-by: Tony Nguyen <tony.nguyen@bt.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>

Message-Id: <dce313b46d294ada8826d34609a3447e@tpw09926dag18e.domain1.systemhost.net>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
2019-08-21 10:27:13 +02:00

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/*
* Copyright IBM, Corp. 2009
* Copyright (c) 2013, 2015 Red Hat Inc.
*
* Authors:
* Anthony Liguori <aliguori@us.ibm.com>
* Markus Armbruster <armbru@redhat.com>
*
* This work is licensed under the terms of the GNU LGPL, version 2.1 or later.
* See the COPYING.LIB file in the top-level directory.
*
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
#include "qapi/qmp/qbool.h"
#include "qapi/qmp/qjson.h"
#include "qapi/qmp/qlit.h"
#include "qapi/qmp/qnull.h"
#include "qapi/qmp/qnum.h"
#include "qapi/qmp/qstring.h"
#include "qemu/unicode.h"
#include "qemu-common.h"
static QString *from_json_str(const char *jstr, bool single, Error **errp)
{
char quote = single ? '\'' : '"';
char *qjstr = g_strdup_printf("%c%s%c", quote, jstr, quote);
QString *ret = qobject_to(QString, qobject_from_json(qjstr, errp));
g_free(qjstr);
return ret;
}
static char *to_json_str(QString *str)
{
QString *json = qobject_to_json(QOBJECT(str));
char *jstr;
if (!json) {
return NULL;
}
/* peel off double quotes */
jstr = g_strndup(qstring_get_str(json) + 1,
qstring_get_length(json) - 2);
qobject_unref(json);
return jstr;
}
static void escaped_string(void)
{
struct {
/* Content of JSON string to parse with qobject_from_json() */
const char *json_in;
/* Expected parse output; to unparse with qobject_to_json() */
const char *utf8_out;
int skip;
} test_cases[] = {
{ "\\b\\f\\n\\r\\t\\\\\\\"", "\b\f\n\r\t\\\"" },
{ "\\/\\'", "/'", .skip = 1 },
{ "single byte utf-8 \\u0020", "single byte utf-8 ", .skip = 1 },
{ "double byte utf-8 \\u00A2", "double byte utf-8 \xc2\xa2" },
{ "triple byte utf-8 \\u20AC", "triple byte utf-8 \xe2\x82\xac" },
{ "quadruple byte utf-8 \\uD834\\uDD1E", /* U+1D11E */
"quadruple byte utf-8 \xF0\x9D\x84\x9E" },
{ "\\", NULL },
{ "\\z", NULL },
{ "\\ux", NULL },
{ "\\u1x", NULL },
{ "\\u12x", NULL },
{ "\\u123x", NULL },
{ "\\u12345", "\341\210\2645" },
{ "\\u0000x", "\xC0\x80x" },
{ "unpaired leading surrogate \\uD800", NULL },
{ "unpaired leading surrogate \\uD800\\uCAFE", NULL },
{ "unpaired leading surrogate \\uD800\\uD801\\uDC02", NULL },
{ "unpaired trailing surrogate \\uDC00", NULL },
{ "backward surrogate pair \\uDC00\\uD800", NULL },
{ "noncharacter U+FDD0 \\uFDD0", NULL },
{ "noncharacter U+FDEF \\uFDEF", NULL },
{ "noncharacter U+1FFFE \\uD87F\\uDFFE", NULL },
{ "noncharacter U+10FFFF \\uDC3F\\uDFFF", NULL },
{}
};
int i, j;
QString *cstr;
char *jstr;
for (i = 0; test_cases[i].json_in; i++) {
for (j = 0; j < 2; j++) {
if (test_cases[i].utf8_out) {
cstr = from_json_str(test_cases[i].json_in, j, &error_abort);
g_assert_cmpstr(qstring_get_try_str(cstr),
==, test_cases[i].utf8_out);
if (!test_cases[i].skip) {
jstr = to_json_str(cstr);
g_assert_cmpstr(jstr, ==, test_cases[i].json_in);
g_free(jstr);
}
qobject_unref(cstr);
} else {
cstr = from_json_str(test_cases[i].json_in, j, NULL);
g_assert(!cstr);
}
}
}
}
static void string_with_quotes(void)
{
const char *test_cases[] = {
"\"the bee's knees\"",
"'double quote \"'",
NULL
};
int i;
QString *str;
char *cstr;
for (i = 0; test_cases[i]; i++) {
str = qobject_to(QString,
qobject_from_json(test_cases[i], &error_abort));
g_assert(str);
cstr = g_strndup(test_cases[i] + 1, strlen(test_cases[i]) - 2);
g_assert_cmpstr(qstring_get_str(str), ==, cstr);
g_free(cstr);
qobject_unref(str);
}
}
static void utf8_string(void)
{
/*
* Most test cases are scraped from Markus Kuhn's UTF-8 decoder
* capability and stress test at
* http://www.cl.cam.ac.uk/~mgk25/ucs/examples/UTF-8-test.txt
*/
static const struct {
/* Content of JSON string to parse with qobject_from_json() */
const char *json_in;
/* Expected parse output */
const char *utf8_out;
/* Expected unparse output, defaults to @json_in */
const char *json_out;
} test_cases[] = {
/* 0 Control characters */
{
/*
* Note: \x00 is impossible, other representations of
* U+0000 are covered under 4.3
*/
"\x01\x02\x03\x04\x05\x06\x07"
"\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F"
"\x10\x11\x12\x13\x14\x15\x16\x17"
"\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F",
NULL,
"\\u0001\\u0002\\u0003\\u0004\\u0005\\u0006\\u0007"
"\\b\\t\\n\\u000B\\f\\r\\u000E\\u000F"
"\\u0010\\u0011\\u0012\\u0013\\u0014\\u0015\\u0016\\u0017"
"\\u0018\\u0019\\u001A\\u001B\\u001C\\u001D\\u001E\\u001F",
},
/* 1 Some correct UTF-8 text */
{
/* a bit of German */
"Falsches \xC3\x9C" "ben von Xylophonmusik qu\xC3\xA4lt"
" jeden gr\xC3\xB6\xC3\x9F" "eren Zwerg.",
"Falsches \xC3\x9C" "ben von Xylophonmusik qu\xC3\xA4lt"
" jeden gr\xC3\xB6\xC3\x9F" "eren Zwerg.",
"Falsches \\u00DCben von Xylophonmusik qu\\u00E4lt"
" jeden gr\\u00F6\\u00DFeren Zwerg.",
},
{
/* a bit of Greek */
"\xCE\xBA\xE1\xBD\xB9\xCF\x83\xCE\xBC\xCE\xB5",
"\xCE\xBA\xE1\xBD\xB9\xCF\x83\xCE\xBC\xCE\xB5",
"\\u03BA\\u1F79\\u03C3\\u03BC\\u03B5",
},
/* '%' character when not interpolating */
{
"100%",
"100%",
},
/* 2 Boundary condition test cases */
/* 2.1 First possible sequence of a certain length */
/*
* 2.1.1 1 byte U+0020
* Control characters are already covered by their own test
* case under 0. Test the first 1 byte non-control character
* here.
*/
{
" ",
" ",
},
/* 2.1.2 2 bytes U+0080 */
{
"\xC2\x80",
"\xC2\x80",
"\\u0080",
},
/* 2.1.3 3 bytes U+0800 */
{
"\xE0\xA0\x80",
"\xE0\xA0\x80",
"\\u0800",
},
/* 2.1.4 4 bytes U+10000 */
{
"\xF0\x90\x80\x80",
"\xF0\x90\x80\x80",
"\\uD800\\uDC00",
},
/* 2.1.5 5 bytes U+200000 */
{
"\xF8\x88\x80\x80\x80",
NULL,
"\\uFFFD",
},
/* 2.1.6 6 bytes U+4000000 */
{
"\xFC\x84\x80\x80\x80\x80",
NULL,
"\\uFFFD",
},
/* 2.2 Last possible sequence of a certain length */
/* 2.2.1 1 byte U+007F */
{
"\x7F",
"\x7F",
"\\u007F",
},
/* 2.2.2 2 bytes U+07FF */
{
"\xDF\xBF",
"\xDF\xBF",
"\\u07FF",
},
/*
* 2.2.3 3 bytes U+FFFC
* The last possible sequence is actually U+FFFF. But that's
* a noncharacter, and already covered by its own test case
* under 5.3. Same for U+FFFE. U+FFFD is the last character
* in the BMP, and covered under 2.3. Because of U+FFFD's
* special role as replacement character, it's worth testing
* U+FFFC here.
*/
{
"\xEF\xBF\xBC",
"\xEF\xBF\xBC",
"\\uFFFC",
},
/* 2.2.4 4 bytes U+1FFFFF */
{
"\xF7\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 2.2.5 5 bytes U+3FFFFFF */
{
"\xFB\xBF\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 2.2.6 6 bytes U+7FFFFFFF */
{
"\xFD\xBF\xBF\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 2.3 Other boundary conditions */
{
/* last one before surrogate range: U+D7FF */
"\xED\x9F\xBF",
"\xED\x9F\xBF",
"\\uD7FF",
},
{
/* first one after surrogate range: U+E000 */
"\xEE\x80\x80",
"\xEE\x80\x80",
"\\uE000",
},
{
/* last one in BMP: U+FFFD */
"\xEF\xBF\xBD",
"\xEF\xBF\xBD",
"\\uFFFD",
},
{
/* last one in last plane: U+10FFFD */
"\xF4\x8F\xBF\xBD",
"\xF4\x8F\xBF\xBD",
"\\uDBFF\\uDFFD"
},
{
/* first one beyond Unicode range: U+110000 */
"\xF4\x90\x80\x80",
NULL,
"\\uFFFD",
},
/* 3 Malformed sequences */
/* 3.1 Unexpected continuation bytes */
/* 3.1.1 First continuation byte */
{
"\x80",
NULL,
"\\uFFFD",
},
/* 3.1.2 Last continuation byte */
{
"\xBF",
NULL,
"\\uFFFD",
},
/* 3.1.3 2 continuation bytes */
{
"\x80\xBF",
NULL,
"\\uFFFD\\uFFFD",
},
/* 3.1.4 3 continuation bytes */
{
"\x80\xBF\x80",
NULL,
"\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.1.5 4 continuation bytes */
{
"\x80\xBF\x80\xBF",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.1.6 5 continuation bytes */
{
"\x80\xBF\x80\xBF\x80",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.1.7 6 continuation bytes */
{
"\x80\xBF\x80\xBF\x80\xBF",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.1.8 7 continuation bytes */
{
"\x80\xBF\x80\xBF\x80\xBF\x80",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.1.9 Sequence of all 64 possible continuation bytes */
{
"\x80\x81\x82\x83\x84\x85\x86\x87"
"\x88\x89\x8A\x8B\x8C\x8D\x8E\x8F"
"\x90\x91\x92\x93\x94\x95\x96\x97"
"\x98\x99\x9A\x9B\x9C\x9D\x9E\x9F"
"\xA0\xA1\xA2\xA3\xA4\xA5\xA6\xA7"
"\xA8\xA9\xAA\xAB\xAC\xAD\xAE\xAF"
"\xB0\xB1\xB2\xB3\xB4\xB5\xB6\xB7"
"\xB8\xB9\xBA\xBB\xBC\xBD\xBE\xBF",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.2 Lonely start characters */
/* 3.2.1 All 32 first bytes of 2-byte sequences, followed by space */
{
"\xC0 \xC1 \xC2 \xC3 \xC4 \xC5 \xC6 \xC7 "
"\xC8 \xC9 \xCA \xCB \xCC \xCD \xCE \xCF "
"\xD0 \xD1 \xD2 \xD3 \xD4 \xD5 \xD6 \xD7 "
"\xD8 \xD9 \xDA \xDB \xDC \xDD \xDE \xDF ",
NULL,
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD "
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD "
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD "
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD ",
},
/* 3.2.2 All 16 first bytes of 3-byte sequences, followed by space */
{
"\xE0 \xE1 \xE2 \xE3 \xE4 \xE5 \xE6 \xE7 "
"\xE8 \xE9 \xEA \xEB \xEC \xED \xEE \xEF ",
NULL,
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD "
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD ",
},
/* 3.2.3 All 8 first bytes of 4-byte sequences, followed by space */
{
"\xF0 \xF1 \xF2 \xF3 \xF4 \xF5 \xF6 \xF7 ",
NULL,
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD \\uFFFD ",
},
/* 3.2.4 All 4 first bytes of 5-byte sequences, followed by space */
{
"\xF8 \xF9 \xFA \xFB ",
NULL,
"\\uFFFD \\uFFFD \\uFFFD \\uFFFD ",
},
/* 3.2.5 All 2 first bytes of 6-byte sequences, followed by space */
{
"\xFC \xFD ",
NULL,
"\\uFFFD \\uFFFD ",
},
/* 3.3 Sequences with last continuation byte missing */
/* 3.3.1 2-byte sequence with last byte missing (U+0000) */
{
"\xC0",
NULL,
"\\uFFFD",
},
/* 3.3.2 3-byte sequence with last byte missing (U+0000) */
{
"\xE0\x80",
NULL,
"\\uFFFD",
},
/* 3.3.3 4-byte sequence with last byte missing (U+0000) */
{
"\xF0\x80\x80",
NULL,
"\\uFFFD",
},
/* 3.3.4 5-byte sequence with last byte missing (U+0000) */
{
"\xF8\x80\x80\x80",
NULL,
"\\uFFFD",
},
/* 3.3.5 6-byte sequence with last byte missing (U+0000) */
{
"\xFC\x80\x80\x80\x80",
NULL,
"\\uFFFD",
},
/* 3.3.6 2-byte sequence with last byte missing (U+07FF) */
{
"\xDF",
NULL,
"\\uFFFD",
},
/* 3.3.7 3-byte sequence with last byte missing (U+FFFF) */
{
"\xEF\xBF",
NULL,
"\\uFFFD",
},
/* 3.3.8 4-byte sequence with last byte missing (U+1FFFFF) */
{
"\xF7\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 3.3.9 5-byte sequence with last byte missing (U+3FFFFFF) */
{
"\xFB\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 3.3.10 6-byte sequence with last byte missing (U+7FFFFFFF) */
{
"\xFD\xBF\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 3.4 Concatenation of incomplete sequences */
{
"\xC0\xE0\x80\xF0\x80\x80\xF8\x80\x80\x80\xFC\x80\x80\x80\x80"
"\xDF\xEF\xBF\xF7\xBF\xBF\xFB\xBF\xBF\xBF\xFD\xBF\xBF\xBF\xBF",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 3.5 Impossible bytes */
{
"\xFE",
NULL,
"\\uFFFD",
},
{
"\xFF",
NULL,
"\\uFFFD",
},
{
"\xFE\xFE\xFF\xFF",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
/* 4 Overlong sequences */
/* 4.1 Overlong '/' */
{
"\xC0\xAF",
NULL,
"\\uFFFD",
},
{
"\xE0\x80\xAF",
NULL,
"\\uFFFD",
},
{
"\xF0\x80\x80\xAF",
NULL,
"\\uFFFD",
},
{
"\xF8\x80\x80\x80\xAF",
NULL,
"\\uFFFD",
},
{
"\xFC\x80\x80\x80\x80\xAF",
NULL,
"\\uFFFD",
},
/*
* 4.2 Maximum overlong sequences
* Highest Unicode value that is still resulting in an
* overlong sequence if represented with the given number of
* bytes. This is a boundary test for safe UTF-8 decoders.
*/
{
/* \U+007F */
"\xC1\xBF",
NULL,
"\\uFFFD",
},
{
/* \U+07FF */
"\xE0\x9F\xBF",
NULL,
"\\uFFFD",
},
{
/*
* \U+FFFC
* The actual maximum would be U+FFFF, but that's a
* noncharacter. Testing U+FFFC seems more useful. See
* also 2.2.3
*/
"\xF0\x8F\xBF\xBC",
NULL,
"\\uFFFD",
},
{
/* \U+1FFFFF */
"\xF8\x87\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
{
/* \U+3FFFFFF */
"\xFC\x83\xBF\xBF\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 4.3 Overlong representation of the NUL character */
{
/* \U+0000 */
"\xC0\x80",
"\xC0\x80",
"\\u0000",
},
{
/* \U+0000 */
"\xE0\x80\x80",
NULL,
"\\uFFFD",
},
{
/* \U+0000 */
"\xF0\x80\x80\x80",
NULL,
"\\uFFFD",
},
{
/* \U+0000 */
"\xF8\x80\x80\x80\x80",
NULL,
"\\uFFFD",
},
{
/* \U+0000 */
"\xFC\x80\x80\x80\x80\x80",
NULL,
"\\uFFFD",
},
/* 5 Illegal code positions */
/* 5.1 Single UTF-16 surrogates */
{
/* \U+D800 */
"\xED\xA0\x80",
NULL,
"\\uFFFD",
},
{
/* \U+DB7F */
"\xED\xAD\xBF",
NULL,
"\\uFFFD",
},
{
/* \U+DB80 */
"\xED\xAE\x80",
NULL,
"\\uFFFD",
},
{
/* \U+DBFF */
"\xED\xAF\xBF",
NULL,
"\\uFFFD",
},
{
/* \U+DC00 */
"\xED\xB0\x80",
NULL,
"\\uFFFD",
},
{
/* \U+DF80 */
"\xED\xBE\x80",
NULL,
"\\uFFFD",
},
{
/* \U+DFFF */
"\xED\xBF\xBF",
NULL,
"\\uFFFD",
},
/* 5.2 Paired UTF-16 surrogates */
{
/* \U+D800\U+DC00 */
"\xED\xA0\x80\xED\xB0\x80",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+D800\U+DFFF */
"\xED\xA0\x80\xED\xBF\xBF",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+DB7F\U+DC00 */
"\xED\xAD\xBF\xED\xB0\x80",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+DB7F\U+DFFF */
"\xED\xAD\xBF\xED\xBF\xBF",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+DB80\U+DC00 */
"\xED\xAE\x80\xED\xB0\x80",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+DB80\U+DFFF */
"\xED\xAE\x80\xED\xBF\xBF",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+DBFF\U+DC00 */
"\xED\xAF\xBF\xED\xB0\x80",
NULL,
"\\uFFFD\\uFFFD",
},
{
/* \U+DBFF\U+DFFF */
"\xED\xAF\xBF\xED\xBF\xBF",
NULL,
"\\uFFFD\\uFFFD",
},
/* 5.3 Other illegal code positions */
/* BMP noncharacters */
{
/* \U+FFFE */
"\xEF\xBF\xBE",
NULL,
"\\uFFFD",
},
{
/* \U+FFFF */
"\xEF\xBF\xBF",
NULL,
"\\uFFFD",
},
{
/* U+FDD0 */
"\xEF\xB7\x90",
NULL,
"\\uFFFD",
},
{
/* U+FDEF */
"\xEF\xB7\xAF",
NULL,
"\\uFFFD",
},
/* Plane 1 .. 16 noncharacters */
{
/* U+1FFFE U+1FFFF U+2FFFE U+2FFFF ... U+10FFFE U+10FFFF */
"\xF0\x9F\xBF\xBE\xF0\x9F\xBF\xBF"
"\xF0\xAF\xBF\xBE\xF0\xAF\xBF\xBF"
"\xF0\xBF\xBF\xBE\xF0\xBF\xBF\xBF"
"\xF1\x8F\xBF\xBE\xF1\x8F\xBF\xBF"
"\xF1\x9F\xBF\xBE\xF1\x9F\xBF\xBF"
"\xF1\xAF\xBF\xBE\xF1\xAF\xBF\xBF"
"\xF1\xBF\xBF\xBE\xF1\xBF\xBF\xBF"
"\xF2\x8F\xBF\xBE\xF2\x8F\xBF\xBF"
"\xF2\x9F\xBF\xBE\xF2\x9F\xBF\xBF"
"\xF2\xAF\xBF\xBE\xF2\xAF\xBF\xBF"
"\xF2\xBF\xBF\xBE\xF2\xBF\xBF\xBF"
"\xF3\x8F\xBF\xBE\xF3\x8F\xBF\xBF"
"\xF3\x9F\xBF\xBE\xF3\x9F\xBF\xBF"
"\xF3\xAF\xBF\xBE\xF3\xAF\xBF\xBF"
"\xF3\xBF\xBF\xBE\xF3\xBF\xBF\xBF"
"\xF4\x8F\xBF\xBE\xF4\x8F\xBF\xBF",
NULL,
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD"
"\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD\\uFFFD",
},
{}
};
int i, j;
QString *str;
const char *json_in, *utf8_out, *utf8_in, *json_out, *tail;
char *end, *in, *jstr;
for (i = 0; test_cases[i].json_in; i++) {
for (j = 0; j < 2; j++) {
json_in = test_cases[i].json_in;
utf8_out = test_cases[i].utf8_out;
utf8_in = test_cases[i].utf8_out ?: test_cases[i].json_in;
json_out = test_cases[i].json_out ?: test_cases[i].json_in;
/* Parse @json_in, expect @utf8_out */
if (utf8_out) {
str = from_json_str(json_in, j, &error_abort);
g_assert_cmpstr(qstring_get_try_str(str), ==, utf8_out);
qobject_unref(str);
} else {
str = from_json_str(json_in, j, NULL);
g_assert(!str);
/*
* Failure may be due to any sequence, but *all* sequences
* are expected to fail. Test each one in isolation.
*/
for (tail = json_in; *tail; tail = end) {
mod_utf8_codepoint(tail, 6, &end);
if (*end == ' ') {
end++;
}
in = g_strndup(tail, end - tail);
str = from_json_str(in, j, NULL);
g_assert(!str);
g_free(in);
}
}
/* Unparse @utf8_in, expect @json_out */
str = qstring_from_str(utf8_in);
jstr = to_json_str(str);
g_assert_cmpstr(jstr, ==, json_out);
qobject_unref(str);
g_free(jstr);
/* Parse @json_out right back, unless it has replacements */
if (!strstr(json_out, "\\uFFFD")) {
str = from_json_str(json_out, j, &error_abort);
g_assert_cmpstr(qstring_get_try_str(str), ==, utf8_in);
qobject_unref(str);
}
}
}
}
static void simple_number(void)
{
int i;
struct {
const char *encoded;
int64_t decoded;
int skip;
} test_cases[] = {
{ "0", 0 },
{ "1234", 1234 },
{ "1", 1 },
{ "-32", -32 },
{ "-0", 0, .skip = 1 },
{ },
};
for (i = 0; test_cases[i].encoded; i++) {
QNum *qnum;
int64_t val;
qnum = qobject_to(QNum,
qobject_from_json(test_cases[i].encoded,
&error_abort));
g_assert(qnum);
g_assert(qnum_get_try_int(qnum, &val));
g_assert_cmpint(val, ==, test_cases[i].decoded);
if (test_cases[i].skip == 0) {
QString *str;
str = qobject_to_json(QOBJECT(qnum));
g_assert(strcmp(qstring_get_str(str), test_cases[i].encoded) == 0);
qobject_unref(str);
}
qobject_unref(qnum);
}
}
static void large_number(void)
{
const char *maxu64 = "18446744073709551615"; /* 2^64-1 */
const char *gtu64 = "18446744073709551616"; /* 2^64 */
const char *lti64 = "-9223372036854775809"; /* -2^63 - 1 */
QNum *qnum;
QString *str;
uint64_t val;
int64_t ival;
qnum = qobject_to(QNum, qobject_from_json(maxu64, &error_abort));
g_assert(qnum);
g_assert_cmpuint(qnum_get_uint(qnum), ==, 18446744073709551615U);
g_assert(!qnum_get_try_int(qnum, &ival));
str = qobject_to_json(QOBJECT(qnum));
g_assert_cmpstr(qstring_get_str(str), ==, maxu64);
qobject_unref(str);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_json(gtu64, &error_abort));
g_assert(qnum);
g_assert_cmpfloat(qnum_get_double(qnum), ==, 18446744073709552e3);
g_assert(!qnum_get_try_uint(qnum, &val));
g_assert(!qnum_get_try_int(qnum, &ival));
str = qobject_to_json(QOBJECT(qnum));
g_assert_cmpstr(qstring_get_str(str), ==, gtu64);
qobject_unref(str);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_json(lti64, &error_abort));
g_assert(qnum);
g_assert_cmpfloat(qnum_get_double(qnum), ==, -92233720368547758e2);
g_assert(!qnum_get_try_uint(qnum, &val));
g_assert(!qnum_get_try_int(qnum, &ival));
str = qobject_to_json(QOBJECT(qnum));
g_assert_cmpstr(qstring_get_str(str), ==, "-9223372036854775808");
qobject_unref(str);
qobject_unref(qnum);
}
static void float_number(void)
{
int i;
struct {
const char *encoded;
double decoded;
int skip;
} test_cases[] = {
{ "32.43", 32.43 },
{ "0.222", 0.222 },
{ "-32.12313", -32.12313 },
{ "-32.20e-10", -32.20e-10, .skip = 1 },
{ },
};
for (i = 0; test_cases[i].encoded; i++) {
QObject *obj;
QNum *qnum;
obj = qobject_from_json(test_cases[i].encoded, &error_abort);
qnum = qobject_to(QNum, obj);
g_assert(qnum);
g_assert(qnum_get_double(qnum) == test_cases[i].decoded);
if (test_cases[i].skip == 0) {
QString *str;
str = qobject_to_json(obj);
g_assert(strcmp(qstring_get_str(str), test_cases[i].encoded) == 0);
qobject_unref(str);
}
qobject_unref(qnum);
}
}
static void keyword_literal(void)
{
QObject *obj;
QBool *qbool;
QNull *null;
QString *str;
obj = qobject_from_json("true", &error_abort);
qbool = qobject_to(QBool, obj);
g_assert(qbool);
g_assert(qbool_get_bool(qbool) == true);
str = qobject_to_json(obj);
g_assert(strcmp(qstring_get_str(str), "true") == 0);
qobject_unref(str);
qobject_unref(qbool);
obj = qobject_from_json("false", &error_abort);
qbool = qobject_to(QBool, obj);
g_assert(qbool);
g_assert(qbool_get_bool(qbool) == false);
str = qobject_to_json(obj);
g_assert(strcmp(qstring_get_str(str), "false") == 0);
qobject_unref(str);
qobject_unref(qbool);
obj = qobject_from_json("null", &error_abort);
g_assert(obj != NULL);
g_assert(qobject_type(obj) == QTYPE_QNULL);
null = qnull();
g_assert(QOBJECT(null) == obj);
qobject_unref(obj);
qobject_unref(null);
}
static void interpolation_valid(void)
{
long long value_lld = 0x123456789abcdefLL;
int64_t value_d64 = value_lld;
long value_ld = (long)value_lld;
int value_d = (int)value_lld;
unsigned long long value_llu = 0xfedcba9876543210ULL;
uint64_t value_u64 = value_llu;
unsigned long value_lu = (unsigned long)value_llu;
unsigned value_u = (unsigned)value_llu;
double value_f = 2.323423423;
const char *value_s = "hello world";
QObject *value_p = QOBJECT(qnull());
QBool *qbool;
QNum *qnum;
QString *qstr;
QObject *qobj;
/* bool */
qbool = qobject_to(QBool, qobject_from_jsonf_nofail("%i", false));
g_assert(qbool);
g_assert(qbool_get_bool(qbool) == false);
qobject_unref(qbool);
/* Test that non-zero values other than 1 get collapsed to true */
qbool = qobject_to(QBool, qobject_from_jsonf_nofail("%i", 2));
g_assert(qbool);
g_assert(qbool_get_bool(qbool) == true);
qobject_unref(qbool);
/* number */
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%d", value_d));
g_assert_cmpint(qnum_get_int(qnum), ==, value_d);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%ld", value_ld));
g_assert_cmpint(qnum_get_int(qnum), ==, value_ld);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%lld", value_lld));
g_assert_cmpint(qnum_get_int(qnum), ==, value_lld);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%" PRId64, value_d64));
g_assert_cmpint(qnum_get_int(qnum), ==, value_lld);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%u", value_u));
g_assert_cmpuint(qnum_get_uint(qnum), ==, value_u);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%lu", value_lu));
g_assert_cmpuint(qnum_get_uint(qnum), ==, value_lu);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%llu", value_llu));
g_assert_cmpuint(qnum_get_uint(qnum), ==, value_llu);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%" PRIu64, value_u64));
g_assert_cmpuint(qnum_get_uint(qnum), ==, value_llu);
qobject_unref(qnum);
qnum = qobject_to(QNum, qobject_from_jsonf_nofail("%f", value_f));
g_assert(qnum_get_double(qnum) == value_f);
qobject_unref(qnum);
/* string */
qstr = qobject_to(QString,
qobject_from_jsonf_nofail("%s", value_s));
g_assert_cmpstr(qstring_get_try_str(qstr), ==, value_s);
qobject_unref(qstr);
/* object */
qobj = qobject_from_jsonf_nofail("%p", value_p);
g_assert(qobj == value_p);
}
static void interpolation_unknown(void)
{
if (g_test_subprocess()) {
qobject_from_jsonf_nofail("%x", 666);
}
g_test_trap_subprocess(NULL, 0, 0);
g_test_trap_assert_failed();
g_test_trap_assert_stderr("*Unexpected error*"
"invalid interpolation '%x'*");
}
static void interpolation_string(void)
{
if (g_test_subprocess()) {
qobject_from_jsonf_nofail("['%s', %s]", "eins", "zwei");
}
g_test_trap_subprocess(NULL, 0, 0);
g_test_trap_assert_failed();
g_test_trap_assert_stderr("*Unexpected error*"
"can't interpolate into string*");
}
static void simple_dict(void)
{
int i;
struct {
const char *encoded;
QLitObject decoded;
} test_cases[] = {
{
.encoded = "{\"foo\": 42, \"bar\": \"hello world\"}",
.decoded = QLIT_QDICT(((QLitDictEntry[]){
{ "foo", QLIT_QNUM(42) },
{ "bar", QLIT_QSTR("hello world") },
{ }
})),
}, {
.encoded = "{}",
.decoded = QLIT_QDICT(((QLitDictEntry[]){
{ }
})),
}, {
.encoded = "{\"foo\": 43}",
.decoded = QLIT_QDICT(((QLitDictEntry[]){
{ "foo", QLIT_QNUM(43) },
{ }
})),
},
{ }
};
for (i = 0; test_cases[i].encoded; i++) {
QObject *obj;
QString *str;
obj = qobject_from_json(test_cases[i].encoded, &error_abort);
g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
str = qobject_to_json(obj);
qobject_unref(obj);
obj = qobject_from_json(qstring_get_str(str), &error_abort);
g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
qobject_unref(obj);
qobject_unref(str);
}
}
/*
* this generates json of the form:
* a(0,m) = [0, 1, ..., m-1]
* a(n,m) = {
* 'key0': a(0,m),
* 'key1': a(1,m),
* ...
* 'key(n-1)': a(n-1,m)
* }
*/
static void gen_test_json(GString *gstr, int nest_level_max,
int elem_count)
{
int i;
g_assert(gstr);
if (nest_level_max == 0) {
g_string_append(gstr, "[");
for (i = 0; i < elem_count; i++) {
g_string_append_printf(gstr, "%d", i);
if (i < elem_count - 1) {
g_string_append_printf(gstr, ", ");
}
}
g_string_append(gstr, "]");
return;
}
g_string_append(gstr, "{");
for (i = 0; i < nest_level_max; i++) {
g_string_append_printf(gstr, "'key%d': ", i);
gen_test_json(gstr, i, elem_count);
if (i < nest_level_max - 1) {
g_string_append(gstr, ",");
}
}
g_string_append(gstr, "}");
}
static void large_dict(void)
{
GString *gstr = g_string_new("");
QObject *obj;
gen_test_json(gstr, 10, 100);
obj = qobject_from_json(gstr->str, &error_abort);
g_assert(obj != NULL);
qobject_unref(obj);
g_string_free(gstr, true);
}
static void simple_list(void)
{
int i;
struct {
const char *encoded;
QLitObject decoded;
} test_cases[] = {
{
.encoded = "[43,42]",
.decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(43),
QLIT_QNUM(42),
{ }
})),
},
{
.encoded = "[43]",
.decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(43),
{ }
})),
},
{
.encoded = "[]",
.decoded = QLIT_QLIST(((QLitObject[]){
{ }
})),
},
{
.encoded = "[{}]",
.decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QDICT(((QLitDictEntry[]){
{},
})),
{},
})),
},
{ }
};
for (i = 0; test_cases[i].encoded; i++) {
QObject *obj;
QString *str;
obj = qobject_from_json(test_cases[i].encoded, &error_abort);
g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
str = qobject_to_json(obj);
qobject_unref(obj);
obj = qobject_from_json(qstring_get_str(str), &error_abort);
g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
qobject_unref(obj);
qobject_unref(str);
}
}
static void simple_whitespace(void)
{
int i;
struct {
const char *encoded;
QLitObject decoded;
} test_cases[] = {
{
.encoded = " [ 43 , 42 ]",
.decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(43),
QLIT_QNUM(42),
{ }
})),
},
{
.encoded = "\t[ 43 , { 'h' : 'b' },\r\n\t[ ], 42 ]\n",
.decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(43),
QLIT_QDICT(((QLitDictEntry[]){
{ "h", QLIT_QSTR("b") },
{ }})),
QLIT_QLIST(((QLitObject[]){
{ }})),
QLIT_QNUM(42),
{ }
})),
},
{
.encoded = " [ 43 , { 'h' : 'b' , 'a' : 32 }, [ ], 42 ]",
.decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(43),
QLIT_QDICT(((QLitDictEntry[]){
{ "h", QLIT_QSTR("b") },
{ "a", QLIT_QNUM(32) },
{ }})),
QLIT_QLIST(((QLitObject[]){
{ }})),
QLIT_QNUM(42),
{ }
})),
},
{ }
};
for (i = 0; test_cases[i].encoded; i++) {
QObject *obj;
QString *str;
obj = qobject_from_json(test_cases[i].encoded, &error_abort);
g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
str = qobject_to_json(obj);
qobject_unref(obj);
obj = qobject_from_json(qstring_get_str(str), &error_abort);
g_assert(qlit_equal_qobject(&test_cases[i].decoded, obj));
qobject_unref(obj);
qobject_unref(str);
}
}
static void simple_interpolation(void)
{
QObject *embedded_obj;
QObject *obj;
QLitObject decoded = QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(1),
QLIT_QSTR("100%"),
QLIT_QLIST(((QLitObject[]){
QLIT_QNUM(32),
QLIT_QNUM(42),
{}})),
{}}));
embedded_obj = qobject_from_json("[32, 42]", &error_abort);
g_assert(embedded_obj != NULL);
obj = qobject_from_jsonf_nofail("[%d, '100%%', %p]", 1, embedded_obj);
g_assert(qlit_equal_qobject(&decoded, obj));
qobject_unref(obj);
}
static void empty_input(void)
{
Error *err = NULL;
QObject *obj;
obj = qobject_from_json("", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void blank_input(void)
{
Error *err = NULL;
QObject *obj;
obj = qobject_from_json("\n ", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void junk_input(void)
{
/* Note: junk within strings is covered elsewhere */
Error *err = NULL;
QObject *obj;
obj = qobject_from_json("@", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
obj = qobject_from_json("{\x01", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
obj = qobject_from_json("[0\xFF]", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
obj = qobject_from_json("00", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
obj = qobject_from_json("[1e", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
obj = qobject_from_json("truer", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_string(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("\"abc", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_sq_string(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("'abc", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_escape(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("\"abc\\\"", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_array(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("[32", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_array_comma(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("[32,", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void invalid_array_comma(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("[32,}", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_dict(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("{'abc':32", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_dict_comma(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("{'abc':32,", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void invalid_dict_comma(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("{'abc':32,}", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void unterminated_literal(void)
{
Error *err = NULL;
QObject *obj = qobject_from_json("nul", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static char *make_nest(char *buf, size_t cnt)
{
memset(buf, '[', cnt - 1);
buf[cnt - 1] = '{';
buf[cnt] = '}';
memset(buf + cnt + 1, ']', cnt - 1);
buf[2 * cnt] = 0;
return buf;
}
static void limits_nesting(void)
{
Error *err = NULL;
enum { max_nesting = 1024 }; /* see qobject/json-streamer.c */
char buf[2 * (max_nesting + 1) + 1];
QObject *obj;
obj = qobject_from_json(make_nest(buf, max_nesting), &error_abort);
g_assert(obj != NULL);
qobject_unref(obj);
obj = qobject_from_json(make_nest(buf, max_nesting + 1), &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
static void multiple_values(void)
{
Error *err = NULL;
QObject *obj;
obj = qobject_from_json("false true", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
obj = qobject_from_json("} true", &err);
error_free_or_abort(&err);
g_assert(obj == NULL);
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
g_test_add_func("/literals/string/escaped", escaped_string);
g_test_add_func("/literals/string/quotes", string_with_quotes);
g_test_add_func("/literals/string/utf8", utf8_string);
g_test_add_func("/literals/number/simple", simple_number);
g_test_add_func("/literals/number/large", large_number);
g_test_add_func("/literals/number/float", float_number);
g_test_add_func("/literals/keyword", keyword_literal);
g_test_add_func("/literals/interpolation/valid", interpolation_valid);
g_test_add_func("/literals/interpolation/unkown", interpolation_unknown);
g_test_add_func("/literals/interpolation/string", interpolation_string);
g_test_add_func("/dicts/simple_dict", simple_dict);
g_test_add_func("/dicts/large_dict", large_dict);
g_test_add_func("/lists/simple_list", simple_list);
g_test_add_func("/mixed/simple_whitespace", simple_whitespace);
g_test_add_func("/mixed/interpolation", simple_interpolation);
g_test_add_func("/errors/empty", empty_input);
g_test_add_func("/errors/blank", blank_input);
g_test_add_func("/errors/junk", junk_input);
g_test_add_func("/errors/unterminated/string", unterminated_string);
g_test_add_func("/errors/unterminated/escape", unterminated_escape);
g_test_add_func("/errors/unterminated/sq_string", unterminated_sq_string);
g_test_add_func("/errors/unterminated/array", unterminated_array);
g_test_add_func("/errors/unterminated/array_comma", unterminated_array_comma);
g_test_add_func("/errors/unterminated/dict", unterminated_dict);
g_test_add_func("/errors/unterminated/dict_comma", unterminated_dict_comma);
g_test_add_func("/errors/invalid_array_comma", invalid_array_comma);
g_test_add_func("/errors/invalid_dict_comma", invalid_dict_comma);
g_test_add_func("/errors/unterminated/literal", unterminated_literal);
g_test_add_func("/errors/limits/nesting", limits_nesting);
g_test_add_func("/errors/multiple_values", multiple_values);
return g_test_run();
}
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