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Aegisub/vendor/luabins/test/test_fwrite_api.c

113 lines
2.4 KiB
C

/*
* test_fwrite_api.c
* Luabins Lua-less fwrite API tests
* See copyright notice in luabins.h
*/
/*
* WARNING: This suite is format-specific. Change it when format changes.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lualess.h"
#include "fwrite.h"
#include "test.h"
#include "util.h"
/******************************************************************************/
/*
* Note it is different from test_savebuffer variant.
* We're interested in higher level stuff here.
*/
static void check_buffer(
FILE * f,
const char * expected_buf_c,
size_t expected_length
)
{
const unsigned char * expected_buf = (unsigned char *)expected_buf_c;
unsigned char * actual_buf = NULL;
size_t actual_length = ftell(f);
size_t actually_read = 0;
fseek(f, 0, SEEK_SET);
actual_buf = (unsigned char *)malloc(actual_length);
actually_read = fread(actual_buf, actual_length, 1, f);
if (actually_read != 1ul)
{
fprintf(
stderr,
"fread count error: got %lu, expected %lu\n",
actually_read, 1ul
);
free(actual_buf);
fclose(f);
exit(1);
}
fseek(f, actual_length, SEEK_SET);
if (actual_length != expected_length)
{
fprintf(
stderr,
"length mismatch: got %lu, expected %lu\n",
actual_length, expected_length
);
fprintf(stderr, "actual:\n");
fprintbuf(stderr, actual_buf, actual_length);
fprintf(stderr, "expected:\n");
fprintbuf(stderr, expected_buf, expected_length);
free(actual_buf);
fclose(f);
exit(1);
}
if (memcmp(actual_buf, expected_buf, expected_length) != 0)
{
fprintf(stderr, "buffer mismatch\n");
fprintf(stderr, "actual:\n");
fprintbuf(stderr, actual_buf, actual_length);
fprintf(stderr, "expected:\n");
fprintbuf(stderr, expected_buf, expected_length);
free(actual_buf);
fclose(f);
exit(1);
}
free(actual_buf);
}
/******************************************************************************/
#define CAT(a, b) a ## b
#define TEST_NAME(x) CAT(test_fwrite, x)
#define CALL_NAME(x) CAT(lbs_fwrite, x)
#define BUFFER_NAME (f)
#define INIT_BUFFER \
FILE * f = tmpfile();
#define DESTROY_BUFFER \
fclose(f);
#define CHECK_BUFFER check_buffer
#include "write_tests.inc"
/******************************************************************************/
void test_fwrite_api()
{
RUN_GENERATED_TESTS;
}