Differential D17331 Diff 46790 autotests/unit/codecs/positioncodectest.cpp

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autotests/unit/codecs/positioncodectest.cpp

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30{ 30​{
31Q_OBJECT 31​Q_OBJECT
32public: 32​public:
33 PositionCodecTest() = default; 33​ PositionCodecTest() = default;
34 ~PositionCodecTest() = default; 34​ ~PositionCodecTest() = default;
35private Q_SLOTS: 35​private Q_SLOTS:
36 void initTestCase(); 36​ void initTestCase();
37 void checkEncodeOutput(); 37​ void checkEncodeOutput();
38​ void checkEncodeOutput2();
39​ void checkEncodeOutput3();
38private: 40​private:
39 QVector<PositionInfo> m_data; 41​ QVector<PositionInfo> m_data;
42​ QVector<PositionInfo> m_data2;
43​ QVector<PositionInfo> m_data3;
40}; 44​};
41 45​
42QTEST_MAIN ( PositionCodecTest ) 46​QTEST_MAIN ( PositionCodecTest )
43 47​
44void PositionCodecTest::initTestCase() 48​void PositionCodecTest::initTestCase()
45{ 49​{
46 m_data.clear(); 50​ m_data.clear();
47 m_data.reserve(100); 51​ m_data.reserve(100);
48 for(int i = 0; i < 100; ++i) 52​ for(int i = 0; i < 100; ++i)
49 { 53​ {
50 PositionInfo info; 54​ PositionInfo info;
51 info.docId = (i + 1) * 4711; 55​ info.docId = (i + 1) * 4711;
52 info.positions.reserve(3000); 56​ info.positions.reserve(3000);
53 for (int j = 0; j < 3000; j++) 57​ for (int j = 0; j < 3000; j++)
54 info.positions.append(((j + 1) * 42) / info.docId); 58​ info.positions.append((j + 1) * (i * 2));
55 m_data.append(info); 59​ m_data.append(info);
56 } 60​ }
61​
62​ m_data2.clear();
63​ m_data2.reserve(5000);
64​ for (int i = 0; i < 5000; i++) {
65​ PositionInfo info;
66​ info.docId = i;
67​ info.positions = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};
68​
69​ m_data2.append(info);
70​ }
71​
72​ m_data3.clear();
73​ m_data3.reserve(200);
74​ for (int i = 0; i < 200; i++) {
75​ PositionInfo info;
76​ info.docId = i;
77​ info.positions.reserve(30000); // > 2^14 -> 3 byte VarInt32
78​ for (int j = 0; j < 30000; j++)
79​ info.positions.append((j + 1) * 200); // increment 200 -> 2 byte DiffVarInt32
80​
81​ m_data3.append(info);
82​ }
57} 83​}
58 84​
59void PositionCodecTest::checkEncodeOutput() 85​void PositionCodecTest::checkEncodeOutput()
60{ 86​{
61 PositionCodec pc; 87​ PositionCodec pc;
62 const QByteArray ba = pc.encode(m_data); 88​ const QByteArray ba = pc.encode(m_data);
63 QCOMPARE(ba.size(), 301000); 89​ QCOMPARE(ba.size(), 409000);
64 const QByteArray md5 = QCryptographicHash::hash(ba, QCryptographicHash::Md5).toHex(); 90​ const QByteArray md5 = QCryptographicHash::hash(ba, QCryptographicHash::Md5).toHex();
65 QCOMPARE(md5, QByteArray("d44a606d301937bef105411c0ee77a88")); 91​ QCOMPARE(md5, QByteArray("ae49eb3279bdda36ef91d29ce3c94c2c"));
66 // and now decode the whole stuff 92​ // and now decode the whole stuff
67 QVector<PositionInfo> decodedData = pc.decode(ba); 93​ QVector<PositionInfo> decodedData = pc.decode(ba);
68 QCOMPARE(m_data, decodedData); 94​ QCOMPARE(m_data, decodedData);
69} 95​}
70 96​
97​void PositionCodecTest::checkEncodeOutput2()
98​{
99​ PositionCodec pc;
100​ const QByteArray ba = pc.encode(m_data2);
101​ QCOMPARE(ba.size(), (8 + 1 + 10) * 5000); // DocId, VarInt32 len, DiffVarInt position
102​ const QByteArray md5 = QCryptographicHash::hash(ba, QCryptographicHash::Md5).toHex();
103​ QCOMPARE(md5, QByteArray("2f3710246331002e2332dce560ccd783"));
104​ // and now decode the whole stuff
105​ QVector<PositionInfo> decodedData = pc.decode(ba);
106​ QCOMPARE(m_data2, decodedData);
107​}
108​
109​void PositionCodecTest::checkEncodeOutput3()
110​{
111​ PositionCodec pc;
112​ const QByteArray ba = pc.encode(m_data3);
113​ QCOMPARE(ba.size(), (8 + 3 + (2 * 30000)) * 200); // DocId, VarInt32 len, DiffVarInt position
114​ const QByteArray md5 = QCryptographicHash::hash(ba, QCryptographicHash::Md5).toHex();
115​ QCOMPARE(md5, QByteArray("79e942003c082073b4cee8e376fffdaa"));
116​ // and now decode the whole stuff
117​ QVector<PositionInfo> decodedData = pc.decode(ba);
118​ QCOMPARE(m_data3, decodedData);
119​}
120​
71#include "positioncodectest.moc" 121​#include "positioncodectest.moc"