78 lines
2.0 KiB
C
78 lines
2.0 KiB
C
/*
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* Copyright (c) 2009-2011 Petri Lehtinen <petri@digip.org>
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*
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* Jansson is free software; you can redistribute it and/or modify
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* it under the terms of the MIT license. See LICENSE for details.
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*/
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#include "util.h"
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#include <jansson.h>
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#include <stdlib.h>
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#include <string.h>
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struct my_source {
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const char *buf;
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size_t off;
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size_t cap;
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};
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static const char my_str[] = "[\"A\", {\"B\": \"C\", \"e\": false}, 1, null, \"foo\"]";
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static size_t greedy_reader(void *buf, size_t buflen, void *arg) {
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struct my_source *s = arg;
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if (buflen > s->cap - s->off)
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buflen = s->cap - s->off;
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if (buflen > 0) {
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memcpy(buf, s->buf + s->off, buflen);
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s->off += buflen;
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return buflen;
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} else {
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return 0;
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}
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}
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static void run_tests() {
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struct my_source s;
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json_t *json;
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json_error_t error;
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s.off = 0;
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s.cap = strlen(my_str);
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s.buf = my_str;
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json = json_load_callback(greedy_reader, &s, 0, &error);
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if (!json)
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fail("json_load_callback failed on a valid callback");
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json_decref(json);
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s.off = 0;
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s.cap = strlen(my_str) - 1;
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s.buf = my_str;
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json = json_load_callback(greedy_reader, &s, 0, &error);
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if (json) {
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json_decref(json);
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fail("json_load_callback should have failed on an incomplete stream, "
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"but it didn't");
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}
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if (strcmp(error.source, "<callback>") != 0) {
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fail("json_load_callback returned an invalid error source");
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}
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if (strcmp(error.text, "']' expected near end of file") != 0) {
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fail("json_load_callback returned an invalid error message for an "
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"unclosed top-level array");
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}
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json = json_load_callback(NULL, NULL, 0, &error);
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if (json) {
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json_decref(json);
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fail("json_load_callback should have failed on NULL load callback, but "
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"it didn't");
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}
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if (strcmp(error.text, "wrong arguments") != 0) {
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fail("json_load_callback returned an invalid error message for a NULL "
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"load callback");
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}
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}
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