static void run_tests()
{
struct my_source s;
json_t *json;
json_error_t error;
s.off = 0;
s.cap = strlen(my_str);
s.buf = my_str;
json = json_load_callback(greedy_reader, &s, 0, &error);
if (!json)
fail("json_load_callback failed on a valid callback");
json_decref(json);
s.off = 0;
s.cap = strlen(my_str) - 1;
s.buf = my_str;
json = json_load_callback(greedy_reader, &s, 0, &error);
if (json) {
json_decref(json);
fail("json_load_callback should have failed on an incomplete stream, but it didn't");
}
if (strcmp(error.source, "<callback>") != 0) {
fail("json_load_callback returned an invalid error source");
}
if (strcmp(error.text, "']' expected near end of file") != 0) {
fail("json_load_callback returned an invalid error message for an unclosed top-level array");
}
json = json_load_callback(NULL, NULL, 0, &error);
if (json) {
json_decref(json);
fail("json_load_callback should have failed on NULL load callback, but it didn't");
}
if (strcmp(error.text, "wrong arguments") != 0) {
fail("json_load_callback returned an invalid error message for a NULL load callback");
}
}
pair<VarValue, Blob> ParseStream(Stream& stm, RCSpan preBuf) override {
#if JANSSON_VERSION_HEX >= 0x020400
CallbackData cbd;
cbd.LastChunk = preBuf;
cbd.m_pStm = &stm;
cbd.LastChunkPos = int(-(ssize_t)preBuf.size());
json_error_t err;
if (json_t *json = json_load_callback(&LoadCallback, &cbd, JSON_DISABLE_EOF_CHECK, &err)) {
int off = err.position - std::max(cbd.LastChunkPos, 0);
return make_pair(JsonVarValueObj::FromJsonT(json), Blob(cbd.LastChunk.constData() + off, cbd.LastChunk.Size - off));
} else {
if (!cbd.Eof)
JanssonCheck(json, err);
return make_pair(VarValue(), Blob(nullptr));
}
#else
Throw(E_NOTIMPL);
#endif
}
