/* Checks that missing required fields are detected properly */
#include <stdio.h>
#include <pb_encode.h>
#include <pb_decode.h>
#include "missing_fields.pb.h"
int main()
{
uint8_t buffer[512];
size_t size;
/* Create a message with one missing field */
{
MissingField msg = {0};
pb_ostream_t stream = pb_ostream_from_buffer(buffer, sizeof(buffer));
if (!pb_encode(&stream, MissingField_fields, &msg))
{
printf("Encode failed.\n");
return 1;
}
size = stream.bytes_written;
}
/* Test that it decodes properly if we don't require that field */
{
MissingField msg = {0};
pb_istream_t stream = pb_istream_from_buffer(buffer, size);
if (!pb_decode(&stream, MissingField_fields, &msg))
{
printf("Decode failed: %s\n", PB_GET_ERROR(&stream));
return 2;
}
}
/* Test that it does *not* decode properly if we require the field */
{
AllFields msg = {0};
pb_istream_t stream = pb_istream_from_buffer(buffer, size);
if (pb_decode(&stream, AllFields_fields, &msg))
{
printf("Decode didn't detect missing field.\n");
return 3;
}
}
return 0; /* All ok */
}