ObjFW  Diff

	    (mutable = [[immutable mutableCopy] autorelease]) &&
	    [mutable isEqual: immutable])

	TEST(@"-[compare]", [mutable compare: immutable] == 0 &&
	    R([mutable removeLastItem]) &&
	    [immutable compare: mutable] == OF_ORDERED_DESCENDING &&
	    [mutable compare: immutable] == OF_ORDERED_ASCENDING &&
	    [[OFData dataWithItems: "aa"
			     count: 2] compare:
	    [OFData dataWithItems: "z"
			    count: 1]] == OF_ORDERED_ASCENDING)

	TEST(@"-[hash]", immutable.hash == 0x634A529F)

	mutable = [OFMutableData dataWithItems: "abcdef"
					 count: 6];

	TEST(@"-[removeLastItem]", R([mutable removeLastItem]) &&
	    mutable.count == 5 && memcmp(mutable.items, "abcde", 5) == 0)

	TEST(@"-[removeItemsInRange:]",
	    R([mutable removeItemsInRange: of_range(1, 2)]) &&
	    mutable.count == 3 && memcmp(mutable.items, "ade", 3) == 0)

	TEST(@"-[insertItems:atIndex:count:]",
	    R([mutable insertItems: "bc"
			   atIndex: 1
			     count: 2]) && mutable.count == 5 &&
	    memcmp(mutable.items, "abcde", 5) == 0)

	immutable = [OFData dataWithItems: "aaabaccdacaabb"
				    count: 7
				 itemSize: 2];

	range = [immutable rangeOfData: [OFData dataWithItems: "aa"
							count: 1

	    [mutable.stringByBase64Encoding isEqual: @"YWJjZGU="])

	TEST(@"+[dataWithBase64EncodedString:]",
	    memcmp([[OFData dataWithBase64EncodedString: @"YWJjZGU="]
	    items], "abcde", 5) == 0)

	TEST(@"Building strings",
	    (mutable = [OFMutableData dataWithItems: str
					       count: 6]) &&
	    R([mutable addItem: ""]) &&
	    strcmp(mutable.items, str) == 0)

	EXPECT_EXCEPTION(@"Detect out of range in -[itemAtIndex:]",
	    OFOutOfRangeException, [mutable itemAtIndex: mutable.count])

	EXPECT_EXCEPTION(@"Detect out of range in -[addItems:count:]",
	    OFOutOfRangeException, [mutable addItems: raw[0]
					       count: SIZE_MAX])

	EXPECT_EXCEPTION(@"Detect out of range in -[removeItemsInRange:]",
	    OFOutOfRangeException,
	    [mutable removeItemsInRange: of_range(mutable.count, 1)])

	free(raw[0]);
	free(raw[1]);

	objc_autoreleasePoolPop(pool);
}
@end