summaryrefslogtreecommitdiffstats
path: root/services/common/tests/unit/test_utils_convert_string.js
blob: 33b0af229665177f33386d2a5388330d55a0e9ba (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
/* Any copyright is dedicated to the Public Domain.
   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

// A wise line of Greek verse, and the utf-8 byte encoding.
// N.b., Greek begins at utf-8 ce 91
const TEST_STR = "πόλλ' οἶδ' ἀλώπηξ, ἀλλ' ἐχῖνος ἓν μέγα";
const TEST_HEX = h(
  "cf 80 cf 8c ce bb ce bb   27 20 ce bf e1 bc b6 ce" +
    "b4 27 20 e1 bc 80 ce bb   cf 8e cf 80 ce b7 ce be" +
    "2c 20 e1 bc 80 ce bb ce   bb 27 20 e1 bc 90 cf 87" +
    "e1 bf 96 ce bd ce bf cf   82 20 e1 bc 93 ce bd 20" +
    "ce bc ce ad ce b3 ce b1"
);
// Integer byte values for the above
const TEST_BYTES = [
  207,
  128,
  207,
  140,
  206,
  187,
  206,
  187,
  39,
  32,
  206,
  191,
  225,
  188,
  182,
  206,
  180,
  39,
  32,
  225,
  188,
  128,
  206,
  187,
  207,
  142,
  207,
  128,
  206,
  183,
  206,
  190,
  44,
  32,
  225,
  188,
  128,
  206,
  187,
  206,
  187,
  39,
  32,
  225,
  188,
  144,
  207,
  135,
  225,
  191,
  150,
  206,
  189,
  206,
  191,
  207,
  130,
  32,
  225,
  188,
  147,
  206,
  189,
  32,
  206,
  188,
  206,
  173,
  206,
  179,
  206,
  177,
];

add_test(function test_compress_string() {
  const INPUT = "hello";

  let result = CommonUtils.convertString(INPUT, "uncompressed", "deflate");
  Assert.equal(result.length, 13);

  let result2 = CommonUtils.convertString(INPUT, "uncompressed", "deflate");
  Assert.equal(result, result2);

  let result3 = CommonUtils.convertString(result, "deflate", "uncompressed");
  Assert.equal(result3, INPUT);

  run_next_test();
});

add_test(function test_compress_utf8() {
  const INPUT =
    "Árvíztűrő tükörfúrógép いろはにほへとちりぬるを Pijamalı hasta, yağız şoföre çabucak güvendi.";
  let inputUTF8 = CommonUtils.encodeUTF8(INPUT);

  let compressed = CommonUtils.convertString(
    inputUTF8,
    "uncompressed",
    "deflate"
  );
  let uncompressed = CommonUtils.convertString(
    compressed,
    "deflate",
    "uncompressed"
  );

  Assert.equal(uncompressed, inputUTF8);

  let outputUTF8 = CommonUtils.decodeUTF8(uncompressed);
  Assert.equal(outputUTF8, INPUT);

  run_next_test();
});

add_test(function test_bad_argument() {
  let failed = false;
  try {
    CommonUtils.convertString(null, "uncompressed", "deflate");
  } catch (ex) {
    failed = true;
    Assert.ok(ex.message.startsWith("Input string must be defined"));
  } finally {
    Assert.ok(failed);
  }

  run_next_test();
});

add_task(function test_stringAsHex() {
  Assert.equal(TEST_HEX, CommonUtils.stringAsHex(TEST_STR));
});

add_task(function test_hexAsString() {
  Assert.equal(TEST_STR, CommonUtils.hexAsString(TEST_HEX));
});

add_task(function test_hexToBytes() {
  let bytes = CommonUtils.hexToBytes(TEST_HEX);
  Assert.equal(TEST_BYTES.length, bytes.length);
  // Ensure that the decimal values of each byte are correct
  Assert.ok(arraysEqual(TEST_BYTES, CommonUtils.stringToByteArray(bytes)));
});

add_task(function test_bytesToHex() {
  // Create a list of our character bytes from the reference int values
  let bytes = CommonUtils.byteArrayToString(TEST_BYTES);
  Assert.equal(TEST_HEX, CommonUtils.bytesAsHex(bytes));
});

add_task(function test_stringToBytes() {
  Assert.ok(
    arraysEqual(
      TEST_BYTES,
      CommonUtils.stringToByteArray(CommonUtils.stringToBytes(TEST_STR))
    )
  );
});

add_task(function test_stringRoundTrip() {
  Assert.equal(
    TEST_STR,
    CommonUtils.hexAsString(CommonUtils.stringAsHex(TEST_STR))
  );
});

add_task(function test_hexRoundTrip() {
  Assert.equal(
    TEST_HEX,
    CommonUtils.stringAsHex(CommonUtils.hexAsString(TEST_HEX))
  );
});

add_task(function test_byteArrayRoundTrip() {
  Assert.ok(
    arraysEqual(
      TEST_BYTES,
      CommonUtils.stringToByteArray(CommonUtils.byteArrayToString(TEST_BYTES))
    )
  );
});

// turn formatted test vectors into normal hex strings
function h(hexStr) {
  return hexStr.replace(/\s+/g, "");
}

function arraysEqual(a1, a2) {
  if (a1.length !== a2.length) {
    return false;
  }
  for (let i = 0; i < a1.length; i++) {
    if (a1[i] !== a2[i]) {
      return false;
    }
  }
  return true;
}