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Changeset 308

Timestamp:

08/21/09 23:02:16 (1 year ago)

Author:

solar

Message:

Continuing I/O checks.

Files:

r305	r308
32	32	#include <_PDCLIB_test.h>
33	33
	34	#include <stdlib.h>
	35
34	36	int main( void )
35	37	{
…	…
38	40	here.
39	41	*/
	42	/* The following functions delegate their tests to here:
	43	fgetc fflush rewind fputc ungetc fseek
	44	flushbuffer seek fillbuffer
	45	*/
	46	char * buffer = (char*)malloc( 4 );
40	47	FILE * fh;
41	48	TESTCASE( ( fh = fopen( "testfile", "w+" ) ) != NULL );
	49	TESTCASE( setvbuf( fh, buffer, _IOLBF, 4 ) == 0 );
42	50	TESTCASE( fputc( '1', fh ) == '1' );
43	51	TESTCASE( fputc( '2', fh ) == '2' );
44	52	TESTCASE( fputc( '3', fh ) == '3' );
	53	/* Positions incrementing as expected? */
45	54	TESTCASE( ftell( fh ) == 3l );
46	55	TESTCASE_NOREG( fh->offset == 0l );
	56	TESTCASE_NOREG( fh->bufidx == 3l );
	57	/* Buffer properly flushed when full? */
	58	TESTCASE( fputc( '4', fh ) == '4' );
	59	TESTCASE_NOREG( fh->offset == 4l );
	60	TESTCASE_NOREG( fh->bufidx == 0 );
	61	/* fflush() resetting positions as expected? */
	62	TESTCASE( fputc( '5', fh ) == '5' );
47	63	TESTCASE( fflush( fh ) == 0 );
48		TESTCASE( ftell( fh ) == 3l );
49		TESTCASE_NOREG( fh->offset == 3l );
	64	TESTCASE( ftell( fh ) == 5l );
	65	TESTCASE_NOREG( fh->offset == 5l );
	66	TESTCASE_NOREG( fh->bufidx == 0l );
	67	/* rewind() resetting positions as expected? */
50	68	rewind( fh );
51	69	TESTCASE( ftell( fh ) == 0l );
52	70	TESTCASE_NOREG( fh->offset == 0 );
53	71	TESTCASE_NOREG( fh->bufidx == 0 );
	72	/* Reading back first character after rewind for basic read check */
54	73	TESTCASE( fgetc( fh ) == '1' );
55	74	TESTCASE( fclose( fh ) == 0 );