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*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
* Author: @author Lorenz Meier <lm@inf.ethz.ch>
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/**
* @file tests_bson.c
*
* Tests for the bson en/decoder
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <systemlib/err.h>
#include <systemlib/bson/tinybson.h>
#include "tests.h"
static const bool sample_bool = true;
static const int32_t sample_small_int = 123;
static const int64_t sample_big_int = (int64_t)INT_MAX + 123LL;
static const double sample_double = 2.5f;
static const char *sample_string = "this is a test";
static const uint8_t sample_data[256];
//static const char *sample_filename = "/fs/microsd/bson.test";
static int
encode(bson_encoder_t encoder)
{
if (bson_encoder_append_bool(encoder, "bool1", sample_bool) != 0)
warnx("FAIL: encoder: append bool failed");
if (bson_encoder_append_int(encoder, "int1", sample_small_int) != 0)
warnx("FAIL: encoder: append int failed");
if (bson_encoder_append_int(encoder, "int2", sample_big_int) != 0)
warnx("FAIL: encoder: append int failed");
if (bson_encoder_append_double(encoder, "double1", sample_double) != 0)
warnx("FAIL: encoder: append double failed");
if (bson_encoder_append_string(encoder, "string1", sample_string) != 0)
warnx("FAIL: encoder: append string failed");
if (bson_encoder_append_binary(encoder, "data1", BSON_BIN_BINARY, sizeof(sample_data), sample_data) != 0)
warnx("FAIL: encoder: append data failed");
bson_encoder_fini(encoder);
return 0;
}
static int
decode_callback(bson_decoder_t decoder, void *private, bson_node_t node)
{
unsigned len;
if (!strcmp(node->name, "bool1")) {
if (node->type != BSON_BOOL) {
warnx("FAIL: decoder: bool1 type %d, expected %d", node->type, BSON_BOOL);
return 1;
}
if (node->b != sample_bool) {
warnx("FAIL: decoder: bool1 value %s, expected %s",
(node->b ? "true" : "false"),
(sample_bool ? "true" : "false"));
return 1;
}
warnx("PASS: decoder: bool1");
return 1;
}
if (!strcmp(node->name, "int1")) {
if (node->type != BSON_INT32) {
warnx("FAIL: decoder: int1 type %d, expected %d", node->type, BSON_INT32);
return 1;
}
if (node->i != sample_small_int) {
warnx("FAIL: decoder: int1 value %lld, expected %d", node->i, sample_small_int);
return 1;
}
warnx("PASS: decoder: int1");
return 1;
}
if (!strcmp(node->name, "int2")) {
if (node->type != BSON_INT64) {
warnx("FAIL: decoder: int2 type %d, expected %d", node->type, BSON_INT64);
return 1;
}
if (node->i != sample_big_int) {
warnx("FAIL: decoder: int2 value %lld, expected %lld", node->i, sample_big_int);
return 1;
}
warnx("PASS: decoder: int2");
return 1;
}
if (!strcmp(node->name, "double1")) {
if (node->type != BSON_DOUBLE) {
warnx("FAIL: decoder: double1 type %d, expected %d", node->type, BSON_DOUBLE);
return 1;
}
if (node->d != sample_double) {
warnx("FAIL: decoder: double1 value %f, expected %f", node->d, sample_double);
return 1;
}
warnx("PASS: decoder: double1");
return 1;
}
if (!strcmp(node->name, "string1")) {
if (node->type != BSON_STRING) {
warnx("FAIL: decoder: string1 type %d, expected %d", node->type, BSON_STRING);
return 1;
}
len = bson_decoder_data_pending(decoder);
if (len != strlen(sample_string) + 1) {
warnx("FAIL: decoder: string1 length %d wrong, expected %d", len, strlen(sample_string) + 1);
return 1;
}
char sbuf[len];
if (bson_decoder_copy_data(decoder, sbuf)) {
warnx("FAIL: decoder: string1 copy failed");
return 1;
}
if (bson_decoder_data_pending(decoder) != 0) {
warnx("FAIL: decoder: string1 copy did not exhaust all data");
return 1;
}
if (sbuf[len - 1] != '\0') {
warnx("FAIL: decoder: string1 not 0-terminated");
return 1;
}
if (strcmp(sbuf, sample_string)) {
warnx("FAIL: decoder: string1 value '%s', expected '%s'", sbuf, sample_string);
return 1;
}
warnx("PASS: decoder: string1");
return 1;
}
if (!strcmp(node->name, "data1")) {
if (node->type != BSON_BINDATA) {
warnx("FAIL: decoder: data1 type %d, expected %d", node->type, BSON_BINDATA);
return 1;
}
len = bson_decoder_data_pending(decoder);
if (len != sizeof(sample_data)) {
warnx("FAIL: decoder: data1 length %d, expected %d", len, sizeof(sample_data));
return 1;
}
if (node->subtype != BSON_BIN_BINARY) {
warnx("FAIL: decoder: data1 subtype %d, expected %d", node->subtype, BSON_BIN_BINARY);
return 1;
}
uint8_t dbuf[len];
if (bson_decoder_copy_data(decoder, dbuf)) {
warnx("FAIL: decoder: data1 copy failed");
return 1;
}
if (bson_decoder_data_pending(decoder) != 0) {
warnx("FAIL: decoder: data1 copy did not exhaust all data");
return 1;
}
if (memcmp(sample_data, dbuf, len)) {
warnx("FAIL: decoder: data1 compare fail");
return 1;
}
warnx("PASS: decoder: data1");
return 1;
}
if (node->type != BSON_EOO)
warnx("FAIL: decoder: unexpected node name '%s'", node->name);
return 1;
}
static void
decode(bson_decoder_t decoder)
{
int result;
do {
result = bson_decoder_next(decoder);
} while (result > 0);
}
int
test_bson(int argc, char *argv[])
{
struct bson_encoder_s encoder;
struct bson_decoder_s decoder;
void *buf;
int len;
/* encode data to a memory buffer */
if (bson_encoder_init_buf(&encoder, NULL, 0))
errx(1, "FAIL: bson_encoder_init_buf");
encode(&encoder);
len = bson_encoder_buf_size(&encoder);
if (len <= 0)
errx(1, "FAIL: bson_encoder_buf_len");
buf = bson_encoder_buf_data(&encoder);
if (buf == NULL)
errx(1, "FAIL: bson_encoder_buf_data");
/* now test-decode it */
if (bson_decoder_init_buf(&decoder, buf, len, decode_callback, NULL))
errx(1, "FAIL: bson_decoder_init_buf");
decode(&decoder);
free(buf);
exit(0);
}