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1 // Copyright 2014 The Chromium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 define([ | |
6 "gin/test/expect", | |
7 "mojo/public/js/codec", | |
8 "mojo/public/interfaces/bindings/tests/rect.mojom", | |
9 "mojo/public/interfaces/bindings/tests/sample_service.mojom", | |
10 "mojo/public/interfaces/bindings/tests/test_structs.mojom", | |
11 ], function(expect, codec, rect, sample, structs) { | |
12 testBar(); | |
13 testFoo(); | |
14 testNamedRegion(); | |
15 testTypes(); | |
16 testAlign(); | |
17 testUtf8(); | |
18 testTypedPointerValidation(); | |
19 this.result = "PASS"; | |
20 | |
21 function testBar() { | |
22 var bar = new sample.Bar(); | |
23 bar.alpha = 1; | |
24 bar.beta = 2; | |
25 bar.gamma = 3; | |
26 bar.type = 0x08070605; | |
27 bar.extraProperty = "banana"; | |
28 | |
29 var messageName = 42; | |
30 var payloadSize = sample.Bar.encodedSize; | |
31 | |
32 var builder = new codec.MessageBuilder(messageName, payloadSize); | |
33 builder.encodeStruct(sample.Bar, bar); | |
34 | |
35 var message = builder.finish(); | |
36 | |
37 var expectedMemory = new Uint8Array([ | |
38 16, 0, 0, 0, | |
39 2, 0, 0, 0, | |
40 42, 0, 0, 0, | |
41 0, 0, 0, 0, | |
42 | |
43 16, 0, 0, 0, | |
44 4, 0, 0, 0, | |
45 | |
46 1, 2, 3, 0, | |
47 5, 6, 7, 8, | |
48 ]); | |
49 | |
50 var actualMemory = new Uint8Array(message.buffer.arrayBuffer); | |
51 expect(actualMemory).toEqual(expectedMemory); | |
52 | |
53 var reader = new codec.MessageReader(message); | |
54 | |
55 expect(reader.payloadSize).toBe(payloadSize); | |
56 expect(reader.messageName).toBe(messageName); | |
57 | |
58 var bar2 = reader.decodeStruct(sample.Bar); | |
59 | |
60 expect(bar2.alpha).toBe(bar.alpha); | |
61 expect(bar2.beta).toBe(bar.beta); | |
62 expect(bar2.gamma).toBe(bar.gamma); | |
63 expect("extraProperty" in bar2).toBeFalsy(); | |
64 } | |
65 | |
66 function testFoo() { | |
67 var foo = new sample.Foo(); | |
68 foo.x = 0x212B4D5; | |
69 foo.y = 0x16E93; | |
70 foo.a = 1; | |
71 foo.b = 0; | |
72 foo.c = 3; // This will get truncated to one bit. | |
73 foo.bar = new sample.Bar(); | |
74 foo.bar.alpha = 91; | |
75 foo.bar.beta = 82; | |
76 foo.bar.gamma = 73; | |
77 foo.data = [ | |
78 4, 5, 6, 7, 8, | |
79 ]; | |
80 foo.extra_bars = [ | |
81 new sample.Bar(), new sample.Bar(), new sample.Bar(), | |
82 ]; | |
83 for (var i = 0; i < foo.extra_bars.length; ++i) { | |
84 foo.extra_bars[i].alpha = 1 * i; | |
85 foo.extra_bars[i].beta = 2 * i; | |
86 foo.extra_bars[i].gamma = 3 * i; | |
87 } | |
88 foo.name = "I am a banana"; | |
89 // This is supposed to be a handle, but we fake it with an integer. | |
90 foo.source = 23423782; | |
91 foo.array_of_array_of_bools = [ | |
92 [true], [false, true] | |
93 ]; | |
94 foo.array_of_bools = [ | |
95 true, false, true, false, true, false, true, true | |
96 ]; | |
97 | |
98 | |
99 var messageName = 31; | |
100 var payloadSize = 304; | |
101 | |
102 var builder = new codec.MessageBuilder(messageName, payloadSize); | |
103 builder.encodeStruct(sample.Foo, foo); | |
104 | |
105 var message = builder.finish(); | |
106 | |
107 var expectedMemory = new Uint8Array([ | |
108 /* 0: */ 16, 0, 0, 0, 2, 0, 0, 0, | |
109 /* 8: */ 31, 0, 0, 0, 0, 0, 0, 0, | |
110 /* 16: */ 96, 0, 0, 0, 15, 0, 0, 0, | |
111 /* 24: */ 0xD5, 0xB4, 0x12, 0x02, 0x93, 0x6E, 0x01, 0, | |
112 /* 32: */ 5, 0, 0, 0, 0, 0, 0, 0, | |
113 /* 40: */ 72, 0, 0, 0, 0, 0, 0, 0, | |
114 ]); | |
115 // TODO(abarth): Test more of the message's raw memory. | |
116 var actualMemory = new Uint8Array(message.buffer.arrayBuffer, | |
117 0, expectedMemory.length); | |
118 expect(actualMemory).toEqual(expectedMemory); | |
119 | |
120 var expectedHandles = [ | |
121 23423782, | |
122 ]; | |
123 | |
124 expect(message.handles).toEqual(expectedHandles); | |
125 | |
126 var reader = new codec.MessageReader(message); | |
127 | |
128 expect(reader.payloadSize).toBe(payloadSize); | |
129 expect(reader.messageName).toBe(messageName); | |
130 | |
131 var foo2 = reader.decodeStruct(sample.Foo); | |
132 | |
133 expect(foo2.x).toBe(foo.x); | |
134 expect(foo2.y).toBe(foo.y); | |
135 | |
136 expect(foo2.a).toBe(foo.a & 1 ? true : false); | |
137 expect(foo2.b).toBe(foo.b & 1 ? true : false); | |
138 expect(foo2.c).toBe(foo.c & 1 ? true : false); | |
139 | |
140 expect(foo2.bar).toEqual(foo.bar); | |
141 expect(foo2.data).toEqual(foo.data); | |
142 | |
143 expect(foo2.extra_bars).toEqual(foo.extra_bars); | |
144 expect(foo2.name).toBe(foo.name); | |
145 expect(foo2.source).toEqual(foo.source); | |
146 | |
147 expect(foo2.array_of_bools).toEqual(foo.array_of_bools); | |
148 } | |
149 | |
150 function createRect(x, y, width, height) { | |
151 var r = new rect.Rect(); | |
152 r.x = x; | |
153 r.y = y; | |
154 r.width = width; | |
155 r.height = height; | |
156 return r; | |
157 } | |
158 | |
159 // Verify that the references to the imported Rect type in test_structs.mojom | |
160 // are generated correctly. | |
161 function testNamedRegion() { | |
162 var r = new structs.NamedRegion(); | |
163 r.name = "rectangle"; | |
164 r.rects = new Array(createRect(1, 2, 3, 4), createRect(10, 20, 30, 40)); | |
165 | |
166 var builder = new codec.MessageBuilder(1, structs.NamedRegion.encodedSize); | |
167 builder.encodeStruct(structs.NamedRegion, r); | |
168 var reader = new codec.MessageReader(builder.finish()); | |
169 var result = reader.decodeStruct(structs.NamedRegion); | |
170 | |
171 expect(result.name).toEqual("rectangle"); | |
172 expect(result.rects[0]).toEqual(createRect(1, 2, 3, 4)); | |
173 expect(result.rects[1]).toEqual(createRect(10, 20, 30, 40)); | |
174 } | |
175 | |
176 function testTypes() { | |
177 function encodeDecode(cls, input, expectedResult, encodedSize) { | |
178 var messageName = 42; | |
179 var payloadSize = encodedSize || cls.encodedSize; | |
180 | |
181 var builder = new codec.MessageBuilder(messageName, payloadSize); | |
182 builder.encodeStruct(cls, input) | |
183 var message = builder.finish(); | |
184 | |
185 var reader = new codec.MessageReader(message); | |
186 expect(reader.payloadSize).toBe(payloadSize); | |
187 expect(reader.messageName).toBe(messageName); | |
188 var result = reader.decodeStruct(cls); | |
189 expect(result).toEqual(expectedResult); | |
190 } | |
191 encodeDecode(codec.String, "banana", "banana", 24); | |
192 encodeDecode(codec.NullableString, null, null, 8); | |
193 encodeDecode(codec.Int8, -1, -1); | |
194 encodeDecode(codec.Int8, 0xff, -1); | |
195 encodeDecode(codec.Int16, -1, -1); | |
196 encodeDecode(codec.Int16, 0xff, 0xff); | |
197 encodeDecode(codec.Int16, 0xffff, -1); | |
198 encodeDecode(codec.Int32, -1, -1); | |
199 encodeDecode(codec.Int32, 0xffff, 0xffff); | |
200 encodeDecode(codec.Int32, 0xffffffff, -1); | |
201 encodeDecode(codec.Float, 1.0, 1.0); | |
202 encodeDecode(codec.Double, 1.0, 1.0); | |
203 } | |
204 | |
205 function testAlign() { | |
206 var aligned = [ | |
207 0, // 0 | |
208 8, // 1 | |
209 8, // 2 | |
210 8, // 3 | |
211 8, // 4 | |
212 8, // 5 | |
213 8, // 6 | |
214 8, // 7 | |
215 8, // 8 | |
216 16, // 9 | |
217 16, // 10 | |
218 16, // 11 | |
219 16, // 12 | |
220 16, // 13 | |
221 16, // 14 | |
222 16, // 15 | |
223 16, // 16 | |
224 24, // 17 | |
225 24, // 18 | |
226 24, // 19 | |
227 24, // 20 | |
228 ]; | |
229 for (var i = 0; i < aligned.length; ++i) | |
230 expect(codec.align(i)).toBe(aligned[i]); | |
231 } | |
232 | |
233 function testUtf8() { | |
234 var str = "B\u03ba\u1f79"; // some UCS-2 codepoints | |
235 var messageName = 42; | |
236 var payloadSize = 24; | |
237 | |
238 var builder = new codec.MessageBuilder(messageName, payloadSize); | |
239 var encoder = builder.createEncoder(8); | |
240 encoder.encodeStringPointer(str); | |
241 var message = builder.finish(); | |
242 var expectedMemory = new Uint8Array([ | |
243 /* 0: */ 16, 0, 0, 0, 2, 0, 0, 0, | |
244 /* 8: */ 42, 0, 0, 0, 0, 0, 0, 0, | |
245 /* 16: */ 8, 0, 0, 0, 0, 0, 0, 0, | |
246 /* 24: */ 14, 0, 0, 0, 6, 0, 0, 0, | |
247 /* 32: */ 0x42, 0xCE, 0xBA, 0xE1, 0xBD, 0xB9, 0, 0, | |
248 ]); | |
249 var actualMemory = new Uint8Array(message.buffer.arrayBuffer); | |
250 expect(actualMemory.length).toEqual(expectedMemory.length); | |
251 expect(actualMemory).toEqual(expectedMemory); | |
252 | |
253 var reader = new codec.MessageReader(message); | |
254 expect(reader.payloadSize).toBe(payloadSize); | |
255 expect(reader.messageName).toBe(messageName); | |
256 var str2 = reader.decoder.decodeStringPointer(); | |
257 expect(str2).toEqual(str); | |
258 } | |
259 | |
260 function testTypedPointerValidation() { | |
261 var encoder = new codec.MessageBuilder(42, 24).createEncoder(8); | |
262 function DummyClass() {}; | |
263 var testCases = [ | |
264 // method, args, invalid examples, valid examples | |
265 [encoder.encodeArrayPointer, [DummyClass], [75], | |
266 [[], null, undefined, new Uint8Array([])]], | |
267 [encoder.encodeStringPointer, [], [75, new String("foo")], | |
268 ["", "bar", null, undefined]], | |
269 [encoder.encodeMapPointer, [DummyClass, DummyClass], [75], | |
270 [new Map(), null, undefined]], | |
271 ]; | |
272 | |
273 testCases.forEach(function(test) { | |
274 var method = test[0]; | |
275 var baseArgs = test[1]; | |
276 var invalidExamples = test[2]; | |
277 var validExamples = test[3]; | |
278 | |
279 var encoder = new codec.MessageBuilder(42, 24).createEncoder(8); | |
280 invalidExamples.forEach(function(invalid) { | |
281 expect(function() { | |
282 method.apply(encoder, baseArgs.concat(invalid)); | |
283 }).toThrow(); | |
284 }); | |
285 | |
286 validExamples.forEach(function(valid) { | |
287 var encoder = new codec.MessageBuilder(42, 24).createEncoder(8); | |
288 method.apply(encoder, baseArgs.concat(valid)); | |
289 }); | |
290 }); | |
291 } | |
292 }); | |
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