1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
#include <gtest/gtest.h>
#include <memory>
#include <sstream>
#include <vector>
#include <boost/archive/text_iarchive.hpp>
#include <boost/archive/text_oarchive.hpp>
#include "mocks/mock_data_array.h"
#include "mocks/mock_suffix_array.h"
#include "mocks/mock_vocabulary.h"
#include "precomputation.h"
using namespace std;
using namespace ::testing;
namespace ar = boost::archive;
namespace extractor {
namespace {
class PrecomputationTest : public Test {
protected:
virtual void SetUp() {
data = {4, 2, 3, 5, 7, 2, 3, 5, 2, 3, 4, 2, 1};
data_array = make_shared<MockDataArray>();
EXPECT_CALL(*data_array, GetData()).WillRepeatedly(Return(data));
for (size_t i = 0; i < data.size(); ++i) {
EXPECT_CALL(*data_array, AtIndex(i)).WillRepeatedly(Return(data[i]));
}
EXPECT_CALL(*data_array, GetWord(2)).WillRepeatedly(Return("2"));
EXPECT_CALL(*data_array, GetWord(3)).WillRepeatedly(Return("3"));
vector<int> suffixes{12, 8, 5, 1, 9, 6, 2, 0, 10, 7, 3, 4, 13};
vector<int> lcp{-1, 0, 2, 3, 1, 0, 1, 2, 0, 2, 0, 1, 0, 0};
suffix_array = make_shared<MockSuffixArray>();
EXPECT_CALL(*suffix_array, GetData()).WillRepeatedly(Return(data_array));
for (size_t i = 0; i < suffixes.size(); ++i) {
EXPECT_CALL(*suffix_array,
GetSuffix(i)).WillRepeatedly(Return(suffixes[i]));
}
EXPECT_CALL(*suffix_array, BuildLCPArray()).WillRepeatedly(Return(lcp));
vocabulary = make_shared<MockVocabulary>();
EXPECT_CALL(*vocabulary, GetTerminalIndex("2")).WillRepeatedly(Return(2));
EXPECT_CALL(*vocabulary, GetTerminalIndex("3")).WillRepeatedly(Return(3));
precomputation = Precomputation(vocabulary, suffix_array,
3, 3, 10, 5, 1, 4, 2);
}
vector<int> data;
shared_ptr<MockDataArray> data_array;
shared_ptr<MockSuffixArray> suffix_array;
shared_ptr<MockVocabulary> vocabulary;
Precomputation precomputation;
};
TEST_F(PrecomputationTest, TestCollocations) {
vector<int> key = {2, 3, -1, 2};
vector<int> expected_value = {1, 5, 1, 8, 5, 8, 5, 11, 8, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, 3, -1, 2, 3};
expected_value = {1, 5, 1, 8, 5, 8};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, 3, -1, 3};
expected_value = {1, 6, 1, 9, 5, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 2};
expected_value = {2, 5, 2, 8, 2, 11, 6, 8, 6, 11, 9, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 3};
expected_value = {2, 6, 2, 9, 6, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 2, 3};
expected_value = {2, 5, 2, 8, 6, 8};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 2};
expected_value = {1, 5, 1, 8, 5, 8, 5, 11, 8, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 2, 3};
expected_value = {1, 5, 1, 8, 5, 8};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 3};
expected_value = {1, 6, 1, 9, 5, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 2, -1, 2};
expected_value = {1, 5, 8, 5, 8, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 2, -2, 3};
expected_value = {1, 5, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 3, -2, 2};
expected_value = {1, 6, 8, 5, 9, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {2, -1, 3, -2, 3};
expected_value = {1, 6, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 2, -2, 2};
expected_value = {2, 5, 8, 2, 5, 11, 2, 8, 11, 6, 8, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 2, -2, 3};
expected_value = {2, 5, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 3, -2, 2};
expected_value = {2, 6, 8, 2, 6, 11, 2, 9, 11, 6, 9, 11};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
key = {3, -1, 3, -2, 3};
expected_value = {2, 6, 9};
EXPECT_TRUE(precomputation.Contains(key));
EXPECT_EQ(expected_value, precomputation.GetCollocations(key));
// Exceeds max_rule_symbols.
key = {2, -1, 2, -2, 2, 3};
EXPECT_FALSE(precomputation.Contains(key));
// Contains non frequent pattern.
key = {2, -1, 5};
EXPECT_FALSE(precomputation.Contains(key));
}
TEST_F(PrecomputationTest, TestSerialization) {
stringstream stream(ios_base::out | ios_base::in);
ar::text_oarchive output_stream(stream, ar::no_header);
output_stream << precomputation;
Precomputation precomputation_copy;
ar::text_iarchive input_stream(stream, ar::no_header);
input_stream >> precomputation_copy;
EXPECT_EQ(precomputation, precomputation_copy);
}
} // namespace
} // namespace extractor
|
