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.
libisofs-legacy/test/test_data_source.c

76 lines
1.7 KiB

/*
* Unit test for data_source implementation
*/
#include "test.h"
#include "libisofs.h"
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
void test_data_source_from_file()
{
int res;
struct data_source *ds;
unsigned char buffer[2048];
unsigned char rbuff[2048];
char filename[] = "/tmp/temp.iso.XXXXXX";
int fd = mkstemp(filename);
/* actually a failure here means that we couldn't test */
CU_ASSERT_NOT_EQUAL(fd, -1);
memset(buffer, 0x35, 2048);
write(fd, buffer, 2048);
memset(buffer, 0x20, 2048);
write(fd, buffer, 2048);
memset(buffer, 0xF2, 2048);
write(fd, buffer, 2048);
memset(buffer, 0x11, 2048);
write(fd, buffer, 2048);
memset(buffer, 0xAB, 2048);
write(fd, buffer, 2048);
close(fd);
ds = data_source_from_file(filename);
CU_ASSERT_PTR_NOT_NULL(ds);
/* check correct size reported */
CU_ASSERT_EQUAL(ds->get_size(ds), 5);
/* check reading */
res = ds->read_block(ds, 4, rbuff);
CU_ASSERT_EQUAL(res, 0);
CU_ASSERT_NSTRING_EQUAL(rbuff, buffer, 2048);
res = ds->read_block(ds, 1, rbuff);
CU_ASSERT_EQUAL(res, 0);
memset(buffer, 0x20, 2048);
CU_ASSERT_NSTRING_EQUAL(rbuff, buffer, 2048);
res = ds->read_block(ds, 0, rbuff);
CU_ASSERT_EQUAL(res, 0);
memset(buffer, 0x35, 2048);
CU_ASSERT_NSTRING_EQUAL(rbuff, buffer, 2048);
res = ds->read_block(ds, 3, rbuff);
CU_ASSERT_EQUAL(res, 0);
memset(buffer, 0x11, 2048);
CU_ASSERT_NSTRING_EQUAL(rbuff, buffer, 2048);
/* and a block outside file */
res = ds->read_block(ds, 5, rbuff);
CU_ASSERT_TRUE(res < 0);
data_source_free(ds);
unlink(filename);
}
void add_data_source_suite()
{
CU_pSuite pSuite = CU_add_suite("DataSourceSuite", NULL, NULL);
CU_add_test(pSuite, "test of data_source_from_file()", test_data_source_from_file);
}