58 lines
1.1 KiB
C++
58 lines
1.1 KiB
C++
#include <QTest>
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#include "TestUtil.h"
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#include "GZip.h"
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#include <random>
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void fib(int &prev, int &cur)
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{
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auto ret = prev + cur;
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prev = cur;
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cur = ret;
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}
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class GZipTest : public QObject
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{
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Q_OBJECT
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private
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slots:
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void test_Through()
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{
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// test up to 10 MB
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static const int size = 10 * 1024 * 1024;
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QByteArray random;
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QByteArray compressed;
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QByteArray decompressed;
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std::default_random_engine eng((std::random_device())());
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std::uniform_int_distribution<uint8_t> idis(0, std::numeric_limits<uint8_t>::max());
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// initialize random buffer
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for(int i = 0; i < size; i++)
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{
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random.append((char)idis(eng));
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}
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// initialize fibonacci
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int prev = 1;
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int cur = 1;
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// test if fibonacci long random buffers pass through GZip
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do
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{
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QByteArray copy = random;
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copy.resize(cur);
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compressed.clear();
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decompressed.clear();
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QVERIFY(GZip::zip(copy, compressed));
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QVERIFY(GZip::unzip(compressed, decompressed));
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QCOMPARE(decompressed, copy);
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fib(prev, cur);
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} while (cur < size);
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}
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};
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QTEST_GUILESS_MAIN(GZipTest)
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#include "tst_GZip.moc"
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