You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
132 lines
3.1 KiB
132 lines
3.1 KiB
/* Decode a message using oneof fields */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <string.h>
|
|
#include <pb_decode.h>
|
|
#include "oneof.pb.h"
|
|
#include "test_helpers.h"
|
|
#include "unittests.h"
|
|
|
|
/* Test the 'OneOfMessage' */
|
|
int test_oneof_1(pb_istream_t *stream, int option)
|
|
{
|
|
OneOfMessage msg;
|
|
int status = 0;
|
|
|
|
/* To better catch initialization errors */
|
|
memset(&msg, 0xAA, sizeof(msg));
|
|
|
|
if (!pb_decode(stream, OneOfMessage_fields, &msg))
|
|
{
|
|
printf("Decoding failed: %s\n", PB_GET_ERROR(stream));
|
|
return 1;
|
|
}
|
|
|
|
/* Check that the basic fields work normally */
|
|
TEST(msg.prefix == 123);
|
|
TEST(msg.suffix == 321);
|
|
|
|
/* Check that we got the right oneof according to command line */
|
|
if (option == 1)
|
|
{
|
|
TEST(msg.which_values == OneOfMessage_first_tag);
|
|
TEST(msg.values.first == 999);
|
|
}
|
|
else if (option == 2)
|
|
{
|
|
TEST(msg.which_values == OneOfMessage_second_tag);
|
|
TEST(strcmp(msg.values.second, "abcd") == 0);
|
|
}
|
|
else if (option == 3)
|
|
{
|
|
TEST(msg.which_values == OneOfMessage_third_tag);
|
|
TEST(msg.values.third.array[0] == 1);
|
|
TEST(msg.values.third.array[1] == 2);
|
|
TEST(msg.values.third.array[2] == 3);
|
|
TEST(msg.values.third.array[3] == 4);
|
|
TEST(msg.values.third.array[4] == 5);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
|
|
/* Test the 'PlainOneOfMessage' */
|
|
int test_oneof_2(pb_istream_t *stream, int option)
|
|
{
|
|
PlainOneOfMessage msg = PlainOneOfMessage_init_zero;
|
|
int status = 0;
|
|
|
|
if (!pb_decode(stream, PlainOneOfMessage_fields, &msg))
|
|
{
|
|
printf("Decoding failed: %s\n", PB_GET_ERROR(stream));
|
|
return 1;
|
|
}
|
|
|
|
/* Check that we got the right oneof according to command line */
|
|
if (option == 1)
|
|
{
|
|
TEST(msg.which_values == OneOfMessage_first_tag);
|
|
TEST(msg.values.first == 999);
|
|
}
|
|
else if (option == 2)
|
|
{
|
|
TEST(msg.which_values == OneOfMessage_second_tag);
|
|
TEST(strcmp(msg.values.second, "abcd") == 0);
|
|
}
|
|
else if (option == 3)
|
|
{
|
|
TEST(msg.which_values == OneOfMessage_third_tag);
|
|
TEST(msg.values.third.array[0] == 1);
|
|
TEST(msg.values.third.array[1] == 2);
|
|
TEST(msg.values.third.array[2] == 3);
|
|
TEST(msg.values.third.array[3] == 4);
|
|
TEST(msg.values.third.array[4] == 5);
|
|
}
|
|
|
|
return status;
|
|
}
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
uint8_t buffer[OneOfMessage_size];
|
|
size_t count;
|
|
int option;
|
|
|
|
if (argc != 2)
|
|
{
|
|
fprintf(stderr, "Usage: decode_oneof [number]\n");
|
|
return 1;
|
|
}
|
|
option = atoi(argv[1]);
|
|
|
|
SET_BINARY_MODE(stdin);
|
|
count = fread(buffer, 1, sizeof(buffer), stdin);
|
|
|
|
if (!feof(stdin))
|
|
{
|
|
printf("Message does not fit in buffer\n");
|
|
return 1;
|
|
}
|
|
|
|
{
|
|
int status = 0;
|
|
pb_istream_t stream;
|
|
|
|
stream = pb_istream_from_buffer(buffer, count);
|
|
status = test_oneof_1(&stream, option);
|
|
|
|
if (status != 0)
|
|
return status;
|
|
|
|
stream = pb_istream_from_buffer(buffer, count);
|
|
status = test_oneof_2(&stream, option);
|
|
|
|
if (status != 0)
|
|
return status;
|
|
}
|
|
|
|
return 0;
|
|
}
|