ObjFW  Documentation

/*
 * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017,
 *               2018, 2019, 2020
 *   Jonathan Schleifer <js@nil.im>
 *
 * All rights reserved.
 *
 * This file is part of ObjFW. It may be distributed under the terms of the
 * Q Public License 1.0, which can be found in the file LICENSE.QPL included in
 * the packaging of this file.
 *
 * Alternatively, it may be distributed under the terms of the GNU General
 * 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"

#include <string.h>

#import "TestsAppDelegate.h"

static OFString *module = @"OFData";
const char *str = "Hello!";

@implementation TestsAppDelegate (OFDataTests)
- (void)dataTests
{
	void *pool = objc_autoreleasePoolPush();
	OFMutableData *mutable;
	OFData *immutable;
	void *raw[2];
	of_range_t range;

	TEST(@"+[dataWithItemSize:]",
	    (mutable = [OFMutableData dataWithItemSize: 4096]))

	raw[0] = of_alloc(1, 4096);
	raw[1] = of_alloc(1, 4096);
	memset(raw[0], 0xFF, 4096);
	memset(raw[1], 0x42, 4096);

	TEST(@"-[addItem:]", R([mutable addItem: raw[0]]) &&
	    R([mutable addItem: raw[1]]))

	TEST(@"-[itemAtIndex:]",
	    memcmp([mutable itemAtIndex: 0], raw[0], 4096) == 0 &&
	    memcmp([mutable itemAtIndex: 1], raw[1], 4096) == 0)

	TEST(@"-[lastItem]", memcmp(mutable.lastItem, raw[1], 4096) == 0)

	TEST(@"-[count]", mutable.count == 2)

	TEST(@"-[isEqual:]",
	    (immutable = [OFData dataWithItems: mutable.items
					 count: mutable.count
				      itemSize: mutable.itemSize]) &&
	    [immutable isEqual: mutable] &&
	    R([mutable removeLastItem]) && ![mutable isEqual: immutable])

	TEST(@"-[mutableCopy]",
	    (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];
	TEST(@"-[rangeOfString:options:range:]",
	    R(range = [immutable rangeOfData: [OFData dataWithItems: "aa"
							      count: 1
							   itemSize: 2]
				     options: 0
				       range: of_range(0, 7)]) &&
	    range.location == 0 && range.length == 1 &&
	    R(range = [immutable rangeOfData: [OFData dataWithItems: "aa"
							      count: 1
							   itemSize: 2]
				     options: OF_DATA_SEARCH_BACKWARDS
				       range: of_range(0, 7)]) &&
	    range.location == 5 && range.length == 1 &&
	    R(range = [immutable rangeOfData: [OFData dataWithItems: "ac"
							      count: 1
							   itemSize: 2]
				     options: 0
				       range: of_range(0, 7)]) &&
	    range.location == 2 && range.length == 1 &&
	    R(range = [immutable rangeOfData: [OFData dataWithItems: "aabb"
							      count: 2
							   itemSize: 2]
				     options: 0
				       range: of_range(0, 7)]) &&
	    range.location == 5 && range.length == 2 &&
	    R(range = [immutable rangeOfData: [OFData dataWithItems: "aa"
							      count: 1
							   itemSize: 2]
				     options: 0
				       range: of_range(1, 6)]) &&
	    range.location == 5 && range.length == 1 &&
	    R(range = [immutable rangeOfData: [OFData dataWithItems: "aa"
							      count: 1
							   itemSize: 2]
				     options: OF_DATA_SEARCH_BACKWARDS
				       range: of_range(0, 5)]) &&
	    range.location == 0 && range.length == 1)

	EXPECT_EXCEPTION(
	    @"-[rangeOfString:options:range:] failing on different itemSize",
	    OFInvalidArgumentException,
	    [immutable rangeOfData: [OFData dataWithItems: "aaa"
						    count: 1
						 itemSize: 3]
			   options: 0
			     range: of_range(0, 1)])

	EXPECT_EXCEPTION(
	    @"-[rangeOfData:options:range:] failing on out of range",
	    OFOutOfRangeException,
	    [immutable rangeOfData: [OFData dataWithItems: ""
						    count: 0
						 itemSize: 2]
			   options: 0
			     range: of_range(8, 1)])

	TEST(@"-[subdataWithRange:]",
	    [[immutable subdataWithRange: of_range(2, 4)]
	    isEqual: [OFData dataWithItems: "accdacaa"
				     count: 4
				  itemSize: 2]] &&
	    [[mutable subdataWithRange: of_range(2, 3)]
	    isEqual: [OFData dataWithItems: "cde"
				     count: 3]])

	EXPECT_EXCEPTION(@"-[subdataWithRange:] failing on out of range #1",
	    OFOutOfRangeException, [immutable subdataWithRange: of_range(7, 1)])

	EXPECT_EXCEPTION(@"-[subdataWithRange:] failing on out of range #2",
	    OFOutOfRangeException, [mutable subdataWithRange: of_range(6, 1)])

	TEST(@"-[MD5Hash]", [mutable.MD5Hash isEqual: @"abcde".MD5Hash])

	TEST(@"-[RIPEMD160Hash]", [mutable.RIPEMD160Hash
	    isEqual: @"abcde".RIPEMD160Hash])

	TEST(@"-[SHA1Hash]", [mutable.SHA1Hash isEqual: @"abcde".SHA1Hash])

	TEST(@"-[SHA224Hash]", [mutable.SHA224Hash
	    isEqual: @"abcde".SHA224Hash])

	TEST(@"-[SHA256Hash]", [mutable.SHA256Hash
	    isEqual: @"abcde".SHA256Hash])

	TEST(@"-[SHA384Hash]", [mutable.SHA384Hash
	    isEqual: @"abcde".SHA384Hash])

	TEST(@"-[SHA512Hash]", [mutable.SHA512Hash
	    isEqual: @"abcde".SHA512Hash])

	TEST(@"-[stringByBase64Encoding]",
	    [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