mirror of https://github.com/aria2/aria2
775 lines
23 KiB
C++
775 lines
23 KiB
C++
#include "BitfieldMan.h"
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#include <cstring>
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#include <cppunit/extensions/HelperMacros.h>
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#include "FixedNumberRandomizer.h"
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#include "bitfield.h"
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namespace aria2 {
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class BitfieldManTest:public CppUnit::TestFixture {
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CPPUNIT_TEST_SUITE(BitfieldManTest);
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CPPUNIT_TEST(testGetBlockSize);
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CPPUNIT_TEST(testGetFirstMissingUnusedIndex);
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CPPUNIT_TEST(testGetFirstMissingIndex);
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CPPUNIT_TEST(testIsAllBitSet);
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CPPUNIT_TEST(testFilter);
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CPPUNIT_TEST(testAddFilter_zeroLength);
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CPPUNIT_TEST(testGetMissingIndex);
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CPPUNIT_TEST(testGetSparceMissingUnusedIndex);
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CPPUNIT_TEST(testGetSparceMissingUnusedIndex_setBit);
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CPPUNIT_TEST(testIsBitSetOffsetRange);
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CPPUNIT_TEST(testGetMissingUnusedLength);
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CPPUNIT_TEST(testSetBitRange);
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CPPUNIT_TEST(testGetAllMissingIndexes);
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CPPUNIT_TEST(testGetAllMissingIndexes_noarg);
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CPPUNIT_TEST(testGetAllMissingIndexes_checkLastByte);
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CPPUNIT_TEST(testGetAllMissingUnusedIndexes);
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CPPUNIT_TEST(testGetMissingUnusedIndex);
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CPPUNIT_TEST(testGetMissingIndex_noarg);
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CPPUNIT_TEST(testGetMissingUnusedIndex_noarg);
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CPPUNIT_TEST(testCountFilteredBlock);
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CPPUNIT_TEST(testCountMissingBlock);
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CPPUNIT_TEST_SUITE_END();
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private:
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SharedHandle<Randomizer> fixedNumberRandomizer;
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public:
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BitfieldManTest() {
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FixedNumberRandomizer* randomizer = new FixedNumberRandomizer();
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randomizer->setFixedNumber(0);
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this->fixedNumberRandomizer.reset(randomizer);
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}
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void setUp() {
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}
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void testGetBlockSize();
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void testGetFirstMissingUnusedIndex();
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void testGetFirstMissingIndex();
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void testGetMissingIndex();
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void testGetMissingIndex_noarg();
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void testGetMissingUnusedIndex();
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void testGetMissingUnusedIndex_noarg();
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void testGetAllMissingIndexes();
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void testGetAllMissingIndexes_noarg();
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void testGetAllMissingIndexes_checkLastByte();
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void testGetAllMissingUnusedIndexes();
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void testIsAllBitSet();
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void testFilter();
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void testAddFilter_zeroLength();
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void testGetSparceMissingUnusedIndex();
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void testGetSparceMissingUnusedIndex_setBit();
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void testIsBitSetOffsetRange();
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void testGetMissingUnusedLength();
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void testSetBitRange();
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void testCountFilteredBlock();
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void testCountMissingBlock();
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};
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CPPUNIT_TEST_SUITE_REGISTRATION( BitfieldManTest );
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void BitfieldManTest::testGetBlockSize() {
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BitfieldMan bt1(1024, 1024*10);
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CPPUNIT_ASSERT_EQUAL((size_t)1024, bt1.getBlockLength(9));
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BitfieldMan bt2(1024, 1024*10+1);
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CPPUNIT_ASSERT_EQUAL((size_t)1024, bt2.getBlockLength(9));
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CPPUNIT_ASSERT_EQUAL((size_t)1, bt2.getBlockLength(10));
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CPPUNIT_ASSERT_EQUAL((size_t)0, bt2.getBlockLength(11));
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}
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void BitfieldManTest::testGetFirstMissingUnusedIndex()
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{
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{
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BitfieldMan bt1(1024, 1024*10);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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}
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bt1.setUseBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.unsetUseBit(0);
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bt1.setBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setAllBit();
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{
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size_t index;
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CPPUNIT_ASSERT(!bt1.getFirstMissingUnusedIndex(index));
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}
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}
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{
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BitfieldMan bt1(1024, 1024*10);
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bt1.addFilter(1024, 1024*10);
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bt1.enableFilter();
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setUseBit(1);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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}
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bt1.setBit(2);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)3, index);
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}
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}
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}
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void BitfieldManTest::testGetFirstMissingIndex()
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{
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{
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BitfieldMan bt1(1024, 1024*10);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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}
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bt1.setUseBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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}
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bt1.unsetUseBit(0);
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bt1.setBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setAllBit();
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{
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size_t index;
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CPPUNIT_ASSERT(!bt1.getFirstMissingIndex(index));
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}
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}
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{
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BitfieldMan bt1(1024, 1024*10);
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bt1.addFilter(1024, 1024*10);
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bt1.enableFilter();
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setUseBit(1);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setBit(1);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getFirstMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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}
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}
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}
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void BitfieldManTest::testGetMissingUnusedIndex_noarg()
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{
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{
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BitfieldMan bt1(1024, 1024*10);
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bt1.setRandomizer(fixedNumberRandomizer);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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}
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bt1.setUseBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.unsetUseBit(0);
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bt1.setBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setAllBit();
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{
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size_t index;
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CPPUNIT_ASSERT(!bt1.getMissingUnusedIndex(index));
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}
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}
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{
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BitfieldMan bt1(1024, 1024*10);
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bt1.setRandomizer(fixedNumberRandomizer);
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bt1.addFilter(1024, 1024*10);
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bt1.enableFilter();
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setUseBit(1);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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}
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bt1.setBit(2);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)3, index);
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}
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}
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}
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void BitfieldManTest::testGetMissingIndex_noarg()
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{
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{
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BitfieldMan bt1(1024, 1024*10);
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bt1.setRandomizer(fixedNumberRandomizer);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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}
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bt1.setUseBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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}
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bt1.unsetUseBit(0);
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bt1.setBit(0);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setAllBit();
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{
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size_t index;
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CPPUNIT_ASSERT(!bt1.getMissingIndex(index));
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}
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}
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{
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BitfieldMan bt1(1024, 1024*10);
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bt1.setRandomizer(fixedNumberRandomizer);
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bt1.addFilter(1024, 1024*10);
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bt1.enableFilter();
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setUseBit(1);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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}
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bt1.setBit(1);
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{
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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}
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}
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}
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void BitfieldManTest::testIsAllBitSet() {
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BitfieldMan bt1(1024, 1024*10);
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CPPUNIT_ASSERT(!bt1.isAllBitSet());
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bt1.setBit(1);
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CPPUNIT_ASSERT(!bt1.isAllBitSet());
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for(size_t i = 0; i < 8; i++) {
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CPPUNIT_ASSERT(bt1.setBit(i));
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}
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CPPUNIT_ASSERT(!bt1.isAllBitSet());
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for(size_t i = 0; i < bt1.countBlock(); i++) {
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CPPUNIT_ASSERT(bt1.setBit(i));
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}
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CPPUNIT_ASSERT(bt1.isAllBitSet());
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BitfieldMan btzero(1024, 0);
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CPPUNIT_ASSERT(btzero.isAllBitSet());
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}
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void BitfieldManTest::testFilter() {
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BitfieldMan btman(2, 32);
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btman.setRandomizer(fixedNumberRandomizer);
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// test offset=4, length=12
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btman.addFilter(4, 12);
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btman.enableFilter();
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unsigned char peerBt[2];
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memset(peerBt, 0xff, sizeof(peerBt));
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size_t index;
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)3, index);
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)4, index);
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)5, index);
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)6, index);
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)7, index);
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CPPUNIT_ASSERT(!btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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CPPUNIT_ASSERT_EQUAL((uint64_t)12ULL, btman.getFilteredTotalLength());
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// test offset=5, length=2
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btman.clearAllBit();
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btman.clearAllUseBit();
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btman.clearFilter();
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btman.addFilter(5, 2);
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btman.enableFilter();
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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btman.setBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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CPPUNIT_ASSERT(btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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btman.setUseBit(index);
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btman.setBit(index);
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CPPUNIT_ASSERT_EQUAL((size_t)3, index);
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CPPUNIT_ASSERT(!btman.getMissingUnusedIndex(index, peerBt, sizeof(peerBt)));
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CPPUNIT_ASSERT_EQUAL((uint64_t)4ULL, btman.getFilteredTotalLength());
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CPPUNIT_ASSERT(btman.isFilteredAllBitSet());
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BitfieldMan btman2(2, 31);
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btman2.addFilter(0, 31);
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btman2.enableFilter();
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CPPUNIT_ASSERT_EQUAL((uint64_t)31ULL, btman2.getFilteredTotalLength());
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}
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void BitfieldManTest::testAddFilter_zeroLength()
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{
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BitfieldMan bits(1024, 1024*1024);
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bits.addFilter(2048, 0);
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bits.enableFilter();
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CPPUNIT_ASSERT_EQUAL((size_t)0, bits.countMissingBlock());
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CPPUNIT_ASSERT(bits.isFilteredAllBitSet());
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}
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void BitfieldManTest::testGetMissingIndex() {
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BitfieldMan bt1(1024, 1024*256);
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bt1.setRandomizer(fixedNumberRandomizer);
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unsigned char bitArray[] = {
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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};
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size_t index;
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CPPUNIT_ASSERT(bt1.getMissingIndex(index, bitArray, 32));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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bt1.addFilter(1024, 1024*256);
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bt1.enableFilter();
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CPPUNIT_ASSERT(bt1.getMissingIndex(index, bitArray, 32));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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bt1.disableFilter();
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unsigned char bitArray2[] = {
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0x0f, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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};
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CPPUNIT_ASSERT(bt1.getMissingIndex(index, bitArray2, 32));
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CPPUNIT_ASSERT_EQUAL((size_t)4, index);
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unsigned char bitArray3[] = {
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0x00, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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0xff, 0xff, 0xff, 0xff,
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};
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CPPUNIT_ASSERT(bt1.getMissingIndex(index, bitArray3, 32));
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CPPUNIT_ASSERT_EQUAL((size_t)8, index);
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unsigned char bitArray4[] = {
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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0x00, 0x00, 0x00, 0x00,
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};
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CPPUNIT_ASSERT(!bt1.getMissingIndex(index, bitArray4, 32));
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}
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void BitfieldManTest::testGetSparceMissingUnusedIndex() {
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BitfieldMan bitfield(1024*1024, 10*1024*1024);
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size_t index;
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)0, index);
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bitfield.setUseBit(0);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)5, index);
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bitfield.setUseBit(5);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)3, index);
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bitfield.setUseBit(3);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)8, index);
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bitfield.setUseBit(8);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)2, index);
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bitfield.setUseBit(2);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)7, index);
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bitfield.setUseBit(7);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)1, index);
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bitfield.setUseBit(1);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)4, index);
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bitfield.setUseBit(4);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)6, index);
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bitfield.setUseBit(6);
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CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
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CPPUNIT_ASSERT_EQUAL((size_t)9, index);
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bitfield.setUseBit(9);
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CPPUNIT_ASSERT(!bitfield.getSparseMissingUnusedIndex(index));
|
|
}
|
|
|
|
void BitfieldManTest::testGetSparceMissingUnusedIndex_setBit() {
|
|
BitfieldMan bitfield(1024*1024, 10*1024*1024);
|
|
size_t index;
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)0, index);
|
|
bitfield.setBit(0);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)1, index);
|
|
bitfield.setBit(1);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)2, index);
|
|
bitfield.setBit(2);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)3, index);
|
|
bitfield.setBit(3);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)4, index);
|
|
bitfield.setBit(4);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)5, index);
|
|
bitfield.setBit(5);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)6, index);
|
|
bitfield.setBit(6);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)7, index);
|
|
bitfield.setBit(7);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)8, index);
|
|
bitfield.setBit(8);
|
|
CPPUNIT_ASSERT(bitfield.getSparseMissingUnusedIndex(index));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)9, index);
|
|
bitfield.setBit(9);
|
|
CPPUNIT_ASSERT(!bitfield.getSparseMissingUnusedIndex(index));
|
|
}
|
|
|
|
void BitfieldManTest::testIsBitSetOffsetRange()
|
|
{
|
|
int64_t totalLength = 4ULL*1024*1024*1024;
|
|
int32_t pieceLength = 4*1024*1024;
|
|
BitfieldMan bitfield(pieceLength, totalLength);
|
|
bitfield.setAllBit();
|
|
|
|
CPPUNIT_ASSERT(!bitfield.isBitSetOffsetRange(0, 0));
|
|
CPPUNIT_ASSERT(!bitfield.isBitSetOffsetRange(totalLength, 100));
|
|
CPPUNIT_ASSERT(!bitfield.isBitSetOffsetRange(totalLength+1, 100));
|
|
|
|
CPPUNIT_ASSERT(bitfield.isBitSetOffsetRange(0, totalLength));
|
|
CPPUNIT_ASSERT(bitfield.isBitSetOffsetRange(0, totalLength+1));
|
|
|
|
bitfield.clearAllBit();
|
|
|
|
bitfield.setBit(100);
|
|
bitfield.setBit(101);
|
|
|
|
CPPUNIT_ASSERT(bitfield.isBitSetOffsetRange(pieceLength*100, pieceLength*2));
|
|
CPPUNIT_ASSERT(!bitfield.isBitSetOffsetRange(pieceLength*100-10, pieceLength*2));
|
|
CPPUNIT_ASSERT(!bitfield.isBitSetOffsetRange(pieceLength*100, pieceLength*2+1));
|
|
|
|
bitfield.clearAllBit();
|
|
|
|
bitfield.setBit(100);
|
|
bitfield.setBit(102);
|
|
|
|
CPPUNIT_ASSERT(!bitfield.isBitSetOffsetRange(pieceLength*100, pieceLength*3));
|
|
}
|
|
|
|
void BitfieldManTest::testGetMissingUnusedLength()
|
|
{
|
|
uint64_t totalLength = 1024*10+10;
|
|
size_t blockLength = 1024;
|
|
|
|
BitfieldMan bf(blockLength, totalLength);
|
|
|
|
// from index 0 and all blocks are unused and not acquired.
|
|
CPPUNIT_ASSERT_EQUAL(totalLength, bf.getMissingUnusedLength(0));
|
|
|
|
// from index 10 and all blocks are unused and not acquired.
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)10ULL, bf.getMissingUnusedLength(10));
|
|
|
|
// from index 11
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)0ULL, bf.getMissingUnusedLength(11));
|
|
|
|
// from index 12
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)0ULL, bf.getMissingUnusedLength(12));
|
|
|
|
// from index 0 and 5th block is used.
|
|
bf.setUseBit(5);
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)5ULL*blockLength, bf.getMissingUnusedLength(0));
|
|
|
|
// from index 0 and 4th block is acquired.
|
|
bf.setBit(4);
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)4ULL*blockLength, bf.getMissingUnusedLength(0));
|
|
|
|
// from index 1
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)3ULL*blockLength, bf.getMissingUnusedLength(1));
|
|
}
|
|
|
|
void BitfieldManTest::testSetBitRange()
|
|
{
|
|
size_t blockLength = 1024*1024;
|
|
uint64_t totalLength = 10*blockLength;
|
|
|
|
BitfieldMan bf(blockLength, totalLength);
|
|
|
|
bf.setBitRange(0, 4);
|
|
|
|
for(size_t i = 0; i < 5; ++i) {
|
|
CPPUNIT_ASSERT(bf.isBitSet(i));
|
|
}
|
|
for(size_t i = 5; i < 10; ++i) {
|
|
CPPUNIT_ASSERT(!bf.isBitSet(i));
|
|
}
|
|
CPPUNIT_ASSERT_EQUAL((uint64_t)5ULL*blockLength, bf.getCompletedLength());
|
|
}
|
|
|
|
void BitfieldManTest::testGetAllMissingIndexes_noarg()
|
|
{
|
|
size_t blockLength = 16*1024;
|
|
uint64_t totalLength = 1024*1024;
|
|
size_t nbits = (totalLength+blockLength-1)/blockLength;
|
|
BitfieldMan bf(blockLength, totalLength);
|
|
unsigned char misbitfield[8];
|
|
CPPUNIT_ASSERT(bf.getAllMissingIndexes(misbitfield, sizeof(misbitfield)));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)64, bitfield::countSetBit(misbitfield, nbits));
|
|
|
|
for(size_t i = 0; i < 63; ++i) {
|
|
bf.setBit(i);
|
|
}
|
|
CPPUNIT_ASSERT(bf.getAllMissingIndexes(misbitfield, sizeof(misbitfield)));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)1, bitfield::countSetBit(misbitfield, nbits));
|
|
CPPUNIT_ASSERT(bitfield::test(misbitfield, nbits, 63));
|
|
}
|
|
|
|
// See garbage bits of last byte are 0
|
|
void BitfieldManTest::testGetAllMissingIndexes_checkLastByte()
|
|
{
|
|
size_t blockLength = 16*1024;
|
|
uint64_t totalLength = blockLength*2;
|
|
size_t nbits = (totalLength+blockLength-1)/blockLength;
|
|
BitfieldMan bf(blockLength, totalLength);
|
|
unsigned char misbitfield[1];
|
|
CPPUNIT_ASSERT(bf.getAllMissingIndexes(misbitfield, sizeof(misbitfield)));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)2, bitfield::countSetBit(misbitfield, nbits));
|
|
CPPUNIT_ASSERT(bitfield::test(misbitfield, nbits, 0));
|
|
CPPUNIT_ASSERT(bitfield::test(misbitfield, nbits, 1));
|
|
}
|
|
|
|
void BitfieldManTest::testGetAllMissingIndexes()
|
|
{
|
|
size_t blockLength = 16*1024;
|
|
uint64_t totalLength = 1024*1024;
|
|
size_t nbits = (totalLength+blockLength-1)/blockLength;
|
|
BitfieldMan bf(blockLength, totalLength);
|
|
BitfieldMan peerBf(blockLength, totalLength);
|
|
peerBf.setAllBit();
|
|
unsigned char misbitfield[8];
|
|
|
|
CPPUNIT_ASSERT(bf.getAllMissingIndexes(misbitfield, sizeof(misbitfield),
|
|
peerBf.getBitfield(),
|
|
peerBf.getBitfieldLength()));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)64, bitfield::countSetBit(misbitfield, nbits));
|
|
for(size_t i = 0; i < 62; ++i) {
|
|
bf.setBit(i);
|
|
}
|
|
peerBf.unsetBit(62);
|
|
|
|
CPPUNIT_ASSERT(bf.getAllMissingIndexes(misbitfield, sizeof(misbitfield),
|
|
peerBf.getBitfield(),
|
|
peerBf.getBitfieldLength()));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)1, bitfield::countSetBit(misbitfield, nbits));
|
|
CPPUNIT_ASSERT(bitfield::test(misbitfield, nbits, 63));
|
|
}
|
|
|
|
void BitfieldManTest::testGetAllMissingUnusedIndexes()
|
|
{
|
|
size_t blockLength = 16*1024;
|
|
uint64_t totalLength = 1024*1024;
|
|
size_t nbits = (totalLength+blockLength-1)/blockLength;
|
|
BitfieldMan bf(blockLength, totalLength);
|
|
BitfieldMan peerBf(blockLength, totalLength);
|
|
peerBf.setAllBit();
|
|
unsigned char misbitfield[8];
|
|
|
|
CPPUNIT_ASSERT(bf.getAllMissingUnusedIndexes(misbitfield,
|
|
sizeof(misbitfield),
|
|
peerBf.getBitfield(),
|
|
peerBf.getBitfieldLength()));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)64, bitfield::countSetBit(misbitfield, nbits));
|
|
|
|
for(size_t i = 0; i < 61; ++i) {
|
|
bf.setBit(i);
|
|
}
|
|
bf.setUseBit(61);
|
|
peerBf.unsetBit(62);
|
|
CPPUNIT_ASSERT(bf.getAllMissingUnusedIndexes(misbitfield,
|
|
sizeof(misbitfield),
|
|
peerBf.getBitfield(),
|
|
peerBf.getBitfieldLength()));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)1, bitfield::countSetBit(misbitfield, nbits));
|
|
CPPUNIT_ASSERT(bitfield::test(misbitfield, nbits, 63));
|
|
}
|
|
|
|
void BitfieldManTest::testGetMissingUnusedIndex()
|
|
{
|
|
BitfieldMan bt1(1024, 1024*256);
|
|
bt1.setRandomizer(fixedNumberRandomizer);
|
|
size_t index;
|
|
{
|
|
unsigned char bitArray[] = {
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
0xff, 0xff, 0xff, 0xff,
|
|
};
|
|
CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index, bitArray, 32));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)0, index);
|
|
|
|
bt1.addFilter(1024, 1024*256);
|
|
bt1.enableFilter();
|
|
CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index, bitArray, 32));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)1, index);
|
|
bt1.setUseBit(1);
|
|
CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index, bitArray, 32));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)2, index);
|
|
bt1.disableFilter();
|
|
|
|
bt1.setBit(0);
|
|
CPPUNIT_ASSERT(bt1.getMissingUnusedIndex(index, bitArray, 32));
|
|
CPPUNIT_ASSERT_EQUAL((size_t)2, index);
|
|
|
|
bt1.setAllBit();
|
|
CPPUNIT_ASSERT(!bt1.getMissingUnusedIndex(index, bitArray, 32));
|
|
|
|
bt1.clearAllBit();
|
|
bt1.setAllUseBit();
|
|
CPPUNIT_ASSERT(!bt1.getMissingUnusedIndex(index, bitArray, 32));
|
|
}
|
|
{
|
|
unsigned char bitArray4[] = {
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
0x00, 0x00, 0x00, 0x00,
|
|
};
|
|
CPPUNIT_ASSERT(!bt1.getMissingUnusedIndex(index, bitArray4, 32));
|
|
}
|
|
}
|
|
|
|
void BitfieldManTest::testCountFilteredBlock()
|
|
{
|
|
BitfieldMan bt(1024, 1024*256);
|
|
CPPUNIT_ASSERT_EQUAL((size_t)256, bt.countBlock());
|
|
CPPUNIT_ASSERT_EQUAL((size_t)0, bt.countFilteredBlock());
|
|
bt.addFilter(1024, 1024*256);
|
|
bt.enableFilter();
|
|
CPPUNIT_ASSERT_EQUAL((size_t)256, bt.countBlock());
|
|
CPPUNIT_ASSERT_EQUAL((size_t)255, bt.countFilteredBlock());
|
|
bt.disableFilter();
|
|
CPPUNIT_ASSERT_EQUAL((size_t)256, bt.countBlock());
|
|
CPPUNIT_ASSERT_EQUAL((size_t)0, bt.countFilteredBlock());
|
|
}
|
|
|
|
void BitfieldManTest::testCountMissingBlock()
|
|
{
|
|
BitfieldMan bt(1024, 1024*10);
|
|
CPPUNIT_ASSERT_EQUAL((size_t)10, bt.countMissingBlock());
|
|
bt.setBit(1);
|
|
CPPUNIT_ASSERT_EQUAL((size_t)9, bt.countMissingBlock());
|
|
bt.setAllBit();
|
|
CPPUNIT_ASSERT_EQUAL((size_t)0, bt.countMissingBlock());
|
|
}
|
|
|
|
} // namespace aria2
|