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check-qjson: Cover multiple JSON objects in same string 

qobject_from_json() & friends misbehave when the JSON text has more
than one JSON value.  Add test coverage to demonstrate the bugs.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20180823164025.12553-3-armbru@redhat.com>
This commit is contained in:
Markus Armbruster 2018-08-23 18:39:29 +02:00
parent 72e9e569d0
commit 956a104a6c
1 changed files with 20 additions and 0 deletions
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20
tests/check-qjson.c
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@ -1418,6 +1418,25 @@ static void limits_nesting(void)
g_assert(obj == NULL);
}
static void multiple_values(void)
{
Error *err = NULL;
QObject *obj;
/* BUG this leaks the syntax tree for "false" */
obj = qobject_from_json("false true", &err);
g_assert(qbool_get_bool(qobject_to(QBool, obj)));
g_assert(!err);
qobject_unref(obj);
/* BUG simultaneously succeeds and fails */
/* BUG calls json_parser_parse() with errp pointing to non-null */
obj = qobject_from_json("} true", &err);
g_assert(qbool_get_bool(qobject_to(QBool, obj)));
error_free_or_abort(&err);
qobject_unref(obj);
}
int main(int argc, char **argv)
{
g_test_init(&argc, &argv, NULL);
@ -1455,6 +1474,7 @@ int main(int argc, char **argv)
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();
}