summaryrefslogtreecommitdiff
path: root/xfa/src/fxbarcode/pdf417/BC_PDF417HighLevelEncoder_unittest.cpp
blob: 39902b8ef262a72d7d8a8c9ed84d413399e9fc32 (plain)
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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
// Copyright 2014 PDFium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "testing/gtest/include/gtest/gtest.h"
#include "../../../../core/include/fxcrt/fx_basic.h"
#include "../../../../testing/fx_string_testhelpers.h"
#include "BC_PDF417HighLevelEncoder.h"

TEST(PDF417HighLevelEncoder, EncodeHighLevel) {
  // TODO(tsepez): implement test cases.
}

TEST(PDF417HighLevelEncoder, EncodeText) {
  // TODO(tsepez): implement test cases.
}

TEST(PDF417HighLevelEncoder, EncodeBinary) {
  struct EncodeBinaryCase {
    const char* input;
    int offset;
    int count;
    int startmode;
    const wchar_t* expected;
    int expected_length;
  } encode_binary_cases[] = {
      // Empty string encodes as empty string.
      {"", 0, 0, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION, L"", 0},

      // Fewer than 6 characters encodes as prefix without compaction.
      {"xxxxx", 0, 5, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION,
       L"\x0385xxxxx", 6},

      // 6 charcters triggerst text encoding compaction.
      {"xxxxxx", 0, 6, CBC_PDF417HighLevelEncoder::TEXT_COMPACTION,
       L"\u039c\u00c9\u031f\u012a\u00d2\u02d0", 6},

      // Same result if initially in numeric compaction mode.
      {"xxxxxx", 0, 6, CBC_PDF417HighLevelEncoder::NUMERIC_COMPACTION,
       L"\u039c\u00c9\u031f\u012a\u00d2\u02d0", 6},
  };

  CBC_PDF417HighLevelEncoder::Initialize();
  for (size_t i = 0; i < FX_ArraySize(encode_binary_cases); ++i) {
    EncodeBinaryCase* ptr = &encode_binary_cases[i];
    CFX_ByteArray input_array;
    size_t input_length = strlen(ptr->input);
    input_array.SetSize(input_length);
    for (size_t j = 0; j < input_length; ++j) {
      input_array.SetAt(j, ptr->input[j]);
    }
    CFX_WideString expected(ptr->expected, ptr->expected_length);
    CFX_WideString result;
    CBC_PDF417HighLevelEncoder::encodeBinary(
        &input_array, ptr->offset, ptr->count, ptr->startmode, result);
    EXPECT_EQ(expected, result) << " for case number " << i;
  }
  CBC_PDF417HighLevelEncoder::Finalize();
}

TEST(PDF417HighLevelEncoder, EncodeNumeric) {
  struct EncodeNumericCase {
    const wchar_t* input;
    int offset;
    int count;
    const wchar_t* expected;
    int expected_length;
  } encode_numeric_cases[] = {
      // Empty string encodes as empty string.
      {L"", 0, 0, L"", 0},

      // Blank string encodes as empty string.
      {L" ", 0, 1, L"", 0},

      // Single 0 should encode as 10 base-900 == 10.
      {L"0", 0, 1, L"", 0},  // wrong - should be \u000a?

      // 800 should encode as 1800 base-900 == 2,0.
      {L"800", 0, 3, L"\x0002\x0000", 2},

      // Test longer strings and sub-strings.
      {L"123456", 0, 6, L"\x0001\x015c\x0100", 3},
      {L"123456", 0, 5, L"\x007c\x02e9", 2},
      {L"123456", 1, 5, L"\x0089\x009c", 2},
      {L"123456", 2, 2, L"\x0086", 1},

      // Up to 44 characters encodes as 15 base-900 words.
      {L"00000000000000000000000000000000000000000000", 0, 44,
       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
       L"\x0090\x020b\x019b\x0064",
       15},

      // 45 characters should encode as same 15 words followed by one additional
      // word.
      {L"000000000000000000000000000000000000000000000", 0, 45,
       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
       L"\x0090\x020b\x019b\x0064\x000a",
       16},

      // 44 characters followed by 800 should encode as 15 words followed by
      // 1800 base-900 == 2,0.
      {L"00000000000000000000000000000000000000000000800", 0, 47,
       L"\x01b5\x006f\x02cc\x0084\x01bc\x0076\x00b3\x005c\x01f0\x034f\x01e6"
       L"\x0090\x020b\x019b\x0064\x0002\x0000",
       17},

      // Even longer input.
      {L"10000000000000000000000000000000000000000000000000", 0, 50,
       L"\x01e0\x02f0\x036d\x02ad\x029c\x01ea\x0011\x000b\x02d6\x023c\x0108"
       L"\x02bb\x0023\x02d2\x00c8\x0001\x00d3\x0064",
       18},
  };

  CBC_PDF417HighLevelEncoder::Initialize();
  for (size_t i = 0; i < FX_ArraySize(encode_numeric_cases); ++i) {
    EncodeNumericCase* ptr = &encode_numeric_cases[i];
    CFX_WideString input(ptr->input);
    CFX_WideString expected(ptr->expected, ptr->expected_length);
    CFX_WideString result;
    CBC_PDF417HighLevelEncoder::encodeNumeric(input, ptr->offset, ptr->count,
                                              result);
    EXPECT_EQ(expected, result) << " for case number " << i;
  }
  CBC_PDF417HighLevelEncoder::Finalize();
}

TEST(PDF417HighLevelEncoder, ConsecutiveDigitCount) {
  struct ConsecutiveDigitCase {
    const wchar_t* input;
    int offset;
    int expected_count;
  } consecutive_digit_cases[] = {
      // Empty string contains 0 consecuitve digits.
      {L"", 0, 0},

      // Single non-digit character contains 0 consecutive digits.
      {L"X", 0, 0},

      // Leading non-digit followed by digits contains 0 consecutive.
      {L"X123", 0, 0},

      // Single digit contains 1 consecutive digit.
      {L"1", 0, 1},

      // Single digit followe by non-digit contains 1 consecutive digit.
      {L"1Z", 0, 1},

      // Test longer strings.
      {L"123FOO45678", 0, 3},

      // Test subtring starting in digits field.
      {L"123FOO45678", 3, 0},

      // Test subtring starting in non-digits field.
      {L"123FOO45678", 3, 0},

      // Test substring starting in digits field following non-digit field.
      {L"123FOO45678", 6, 5},
  };

  CBC_PDF417HighLevelEncoder::Initialize();
  for (size_t i = 0; i < FX_ArraySize(consecutive_digit_cases); ++i) {
    ConsecutiveDigitCase* ptr = &consecutive_digit_cases[i];
    CFX_WideString input(ptr->input);
    int actual_count =
        CBC_PDF417HighLevelEncoder::determineConsecutiveDigitCount(input,
                                                                   ptr->offset);
    EXPECT_EQ(ptr->expected_count, actual_count) << " for case number " << i;
  }
  CBC_PDF417HighLevelEncoder::Finalize();
}

TEST(PDF417HighLevelEncoder, ConsecutiveTextCount) {
  struct ConsecutiveTextCase {
    const wchar_t* input;
    int offset;
    int expected_count;
  } consecutive_text_cases[] = {
      // Empty string contains 0 consecutive text characters.
      {L"", 0, 0},

      // Single text character is 1 consecutive text characters.
      {L"X", 0, 1},

      // Trailing numbers count as text characters.
      {L"X123", 0, 4},

      // Leading numbers count as text characters.
      {L"123X", 0, 4},

      // Embedded lo-value binary characters terminate text runs.
      {L"ABC\x0001XXXX", 0, 3},

      // Embedded hi-value binary characters terminate text runs.
      {L"ABC\x0100XXXX", 0, 3},

      // Text run still found after indexing past lo-value character.
      {L"ABC\x0001XXXX", 4, 4},

      // Text run still found after indexing past hi-value character.
      {L"ABC\x0100XXXX", 4, 4},

      // Leading hi-value character results in 0 consecutive characters.
      {L"\x0100XXX", 0, 0},

      // Up to 12 numbers count as text.
      {L"123456789012", 0, 12},

      // 13 or more numbers are compresssed using numeric compression, not text.
      {L"1234567890123", 0, 0},

      // Leading Text character doesn't affect the 12 character case.
      {L"X123456789012", 0, 13},

      // Leading Text character doesn't affect the 13 character case.
      {L"X1234567890123", 0, 1},

      // Jumping between numbers and letters works properly.
      {L"XXX121XXX12345678901234", 0, 9},
  };

  CBC_PDF417HighLevelEncoder::Initialize();
  for (size_t i = 0; i < FX_ArraySize(consecutive_text_cases); ++i) {
    ConsecutiveTextCase* ptr = &consecutive_text_cases[i];
    CFX_WideString input(ptr->input);
    int actual_count =
        CBC_PDF417HighLevelEncoder::determineConsecutiveTextCount(input,
                                                                  ptr->offset);
    EXPECT_EQ(ptr->expected_count, actual_count) << " for case number " << i;
  }
  CBC_PDF417HighLevelEncoder::Finalize();
}

TEST(PDF417HighLevelEncoder, ConsecutiveBinaryCount) {}