int main()
{
int size;
mydisk_init("diskfile", MAX_BLOCKS, 0);
init_cache(CACHED_BLOCKS);
/* Test case 1: read/write block */
size = BLOCK_SIZE;
memset(buffer, 0, size);
strcpy(buffer, "hello world\n");
mydisk_write_block(0, buffer);
memset(buffer2, 0, size);
mydisk_read_block(0, buffer2);
check_test(memcmp(buffer2, "hello world\n", 13));
/* Test case 2: basic read/write */
memset(buffer, 0, size);
mydisk_read(0, 13, buffer);
check_test(memcmp(buffer, "hello world\n", 13));
/* Test case 3: read in the middle */
memset(buffer, 0, BLOCK_SIZE);
mydisk_read(8, 5, buffer);
check_test(memcmp(buffer, "rld\n", 5));
/* Test case 4: read/write across blocks */
size = BLOCK_SIZE;
rand_str(buffer, size);
mydisk_write(144, size, buffer);
memset(buffer2, 0, size);
mydisk_read(144, size, buffer2);
check_test(memcmp(buffer, buffer2, size));
/* Test case 5: large read/write */
size = BLOCK_SIZE * (MAX_BLOCKS - 1);
rand_str(buffer, size);
mydisk_write(276, size, buffer);
mydisk_read(276, size, buffer2);
check_test(memcmp(buffer, buffer2, size));
/* Test case 6~9: read/write exception */
check_test(!mydisk_read(-1, 0, buffer));
check_test(!mydisk_read(0, -10, buffer));
check_test(!mydisk_read(100, BLOCK_SIZE * MAX_BLOCKS, buffer));
check_test(mydisk_write(0, 0, buffer));
check_test(stress_test());
check_test(stress_test2());
close_cache();
mydisk_close();
return 0;
}
int test_file(){
int i;
char buffer[32];
if ( open_test() < 0 ){
printf("Open test failed\n");
return -1;
}
if ( stress_test1() < 0 ){
printf("stress test 1 failed\n");
return -1;
}
if ( stress_test2() < 0 ){
printf("stress test 2 failed\n");
return -1;
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "file%d.txt", i);
if ( test_rw_trunc(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "file_long%d.txt", i);
if ( test_rw_long_trunc(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "file_short%d.txt", i);
if ( test_rw_short_trunc(buffer) < 0 ){
return -1;
}
}
return 0;
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "file%d.txt", i);
if ( test_rw_exist(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "file_long%d.txt", i);
if ( test_rw_long_exist(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "file_short%d.txt", i);
if ( test_rw_short_exist(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "wfile%d.txt", i);
if ( test_wr_trunc(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "wfile_long%d.txt", i);
if ( test_wr_long_trunc(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "wfile_short%d.txt", i);
if ( test_wr_short_trunc(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "wfile%d.txt", i);
if ( test_wr_exist(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "wfile_long%d.txt", i);
if ( test_wr_long_exist(buffer) < 0 ){
return -1;
}
}
for(i=0; i < NUM_RW_TESTS; i++){
sprintf(buffer, "wfile_short%d.txt", i);
if ( test_wr_short_exist(buffer) < 0 ){
return -1;
}
}
return 0;
}
