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* Public License, either version 2 or 3, which can be found in the file
* LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
* file.
*/
#include "config.h"
#import "TestsAppDelegate.h"
#import "ObjFW.h"
#import "ObjFWTest.h"
@interface OFMemoryStreamTests: OTTestCase
@end
static OFString *const module = @"OFMemoryStream";
@implementation TestsAppDelegate (OFMemoryStreamTests)
- (void)memoryStreamTests
@implementation OFMemoryStreamTests
- (void)testReadOnlyMemoryStream
{
void *pool = objc_autoreleasePoolPush();
OFMemoryStream *stream;
char buffer[10];
OFMutableData *data;
TEST(@"+[streamWithMemoryAddress:size:writable:]",
(stream = [OFMemoryStream streamWithMemoryAddress: (char *)string
size: sizeof(string)
writable: false]));
TEST(@"-[lowlevelReadIntoBuffer:length:]",
[stream lowlevelReadIntoBuffer: buffer length: 5] == 5 &&
memcmp(buffer, "abcde", 5) == 0 &&
[stream lowlevelReadIntoBuffer: buffer length: 3] == 3 &&
memcmp(buffer, "fgh", 3) == 0 &&
[stream lowlevelReadIntoBuffer: buffer length: 10] == 5 &&
memcmp(buffer, "ijkl", 5) == 0)
EST(@"-[lowlevelIsAtEndOfStream]", [stream lowlevelIsAtEndOfStream])
TEST(@"-[lowlevelSeekToOffset:whence:]",
[stream lowlevelSeekToOffset: 0 whence: OFSeekCurrent] ==
sizeof(string) && [stream lowlevelIsAtEndOfStream] &&
[stream lowlevelSeekToOffset: 4 whence: OFSeekSet] == 4 &&
![stream lowlevelIsAtEndOfStream] &&
[stream lowlevelReadIntoBuffer: buffer length: 10] == 9 &&
memcmp(buffer, "efghijkl", 9) == 0 &&
[stream lowlevelSeekToOffset: -2 whence: OFSeekEnd] == 11 &&
[stream lowlevelReadIntoBuffer: buffer length: 10] == 2 &&
memcmp(buffer, "l", 2) == 0 &&
[stream lowlevelReadIntoBuffer: buffer length: 10] == 0)
EXPECT_EXCEPTION(@"Writes rejected on read-only stream",
OFWriteFailedException, [stream lowlevelWriteBuffer: "" length: 1])
data = [OFMutableData dataWithCapacity: 13];
OTAssertThrowsSpecific([stream lowlevelWriteBuffer: "" length: 1],
OFWriteFailedException);
}
- (void)testReadWriteMemoryStream
{
OFMutableData *data = [OFMutableData dataWithCapacity: 13];
OFMemoryStream *stream;
[data increaseCountBy: 13];
stream = [OFMemoryStream streamWithMemoryAddress: data.mutableItems
size: data.count
writable: true];
TEST(@"-[lowlevelWriteBuffer:length:]",
[stream lowlevelWriteBuffer: "abcde" length: 5] == 5 &&
[stream lowlevelWriteBuffer: "fgh" length: 3] == 3 &&
[stream lowlevelWriteBuffer: "ijkl" length: 5] == 5 &&
memcmp(data.items, string, data.count) == 0 &&
[stream lowlevelSeekToOffset: -3 whence: OFSeekEnd] == 10)
EXPECT_EXCEPTION(@"Out of bound writes rejected",
OFWriteFailedException,
[stream lowlevelWriteBuffer: "xyz" length: 4])
TEST(@"Partial write for too long write",
memcmp(data.items, "abcdefghijxyz", 13) == 0)
objc_autoreleasePoolPop(pool);
}
|