testbitset.m

来自「ANTLR(ANother Tool for Language Recognit」· M 代码 · 共 46 行

// [The "BSD licence"]
// Copyright (c) 2006 Kay Roepke
// All rights reserved.
//
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// modification, are permitted provided that the following conditions
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// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright
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// 3. The name of the author may not be used to endorse or promote products
//    derived from this software without specific prior written permission.
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#import "TestBitSet.h"
#import "ANTLRBitSet.h"
#import <CoreFoundation/CoreFoundation.h>
#import <CoreFoundation/CFBitVector.h>

@implementation TestBitSet

- (void) testBitSetCreationFromLongs
{
	static const unsigned long long bitData[] = {3LL, 1LL};
	ANTLRBitSet *bitSet = [[ANTLRBitSet alloc] initWithBits:bitData count:2];
	CFMutableBitVectorRef bitVector = [bitSet _bitVector];
	NSLog(@"%@", [bitSet toString]);
	NSLog(@"countofbit %d getcount %d", CFBitVectorGetCountOfBit(bitVector,CFRangeMake(0,CFBitVectorGetCount(bitVector)),1), CFBitVectorGetCount(bitVector));
	STAssertEquals(CFBitVectorGetCountOfBit(bitVector,CFRangeMake(0,CFBitVectorGetCount(bitVector)),1), (CFIndex)3, @"There should be three bits set in bitvector. But I have %d",CFBitVectorGetCountOfBit(bitVector,CFRangeMake(0,CFBitVectorGetCount(bitVector)),1));
}

@end