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1 | // requires local modules: input/keysym, input/keysymdef, input/util | |
2 | ||
3 | var assert = chai.assert; | |
4 | var expect = chai.expect; | |
5 | ||
6 | describe('Helpers', function() { | |
7 | "use strict"; | |
8 | describe('keysymFromKeyCode', function() { | |
9 | it('should map known keycodes to keysyms', function() { | |
10 | expect(KeyboardUtil.keysymFromKeyCode(0x41, false), 'a').to.be.equal(0x61); | |
11 | expect(KeyboardUtil.keysymFromKeyCode(0x41, true), 'A').to.be.equal(0x41); | |
12 | expect(KeyboardUtil.keysymFromKeyCode(0xd, false), 'enter').to.be.equal(0xFF0D); | |
13 | expect(KeyboardUtil.keysymFromKeyCode(0x11, false), 'ctrl').to.be.equal(0xFFE3); | |
14 | expect(KeyboardUtil.keysymFromKeyCode(0x12, false), 'alt').to.be.equal(0xFFE9); | |
15 | expect(KeyboardUtil.keysymFromKeyCode(0xe1, false), 'altgr').to.be.equal(0xFE03); | |
16 | expect(KeyboardUtil.keysymFromKeyCode(0x1b, false), 'esc').to.be.equal(0xFF1B); | |
17 | expect(KeyboardUtil.keysymFromKeyCode(0x26, false), 'up').to.be.equal(0xFF52); | |
18 | }); | |
19 | it('should return null for unknown keycodes', function() { | |
20 | expect(KeyboardUtil.keysymFromKeyCode(0xc0, false), 'DK æ').to.be.null; | |
21 | expect(KeyboardUtil.keysymFromKeyCode(0xde, false), 'DK ø').to.be.null; | |
22 | }); | |
23 | }); | |
24 | ||
25 | describe('keysyms.fromUnicode', function() { | |
26 | it('should map ASCII characters to keysyms', function() { | |
27 | expect(keysyms.fromUnicode('a'.charCodeAt())).to.have.property('keysym', 0x61); | |
28 | expect(keysyms.fromUnicode('A'.charCodeAt())).to.have.property('keysym', 0x41); | |
29 | }); | |
30 | it('should map Latin-1 characters to keysyms', function() { | |
31 | expect(keysyms.fromUnicode('ø'.charCodeAt())).to.have.property('keysym', 0xf8); | |
32 | ||
33 | expect(keysyms.fromUnicode('é'.charCodeAt())).to.have.property('keysym', 0xe9); | |
34 | }); | |
35 | it('should map characters that are in Windows-1252 but not in Latin-1 to keysyms', function() { | |
36 | expect(keysyms.fromUnicode('Š'.charCodeAt())).to.have.property('keysym', 0x01a9); | |
37 | }); | |
38 | it('should map characters which aren\'t in Latin1 *or* Windows-1252 to keysyms', function() { | |
39 | expect(keysyms.fromUnicode('ŵ'.charCodeAt())).to.have.property('keysym', 0x1000175); | |
40 | }); | |
41 | it('should map unknown codepoints to the Unicode range', function() { | |
42 | expect(keysyms.fromUnicode('\n'.charCodeAt())).to.have.property('keysym', 0x100000a); | |
43 | expect(keysyms.fromUnicode('\u{1F686}'.charCodeAt())).to.have.property('keysym', 0x101f686); | |
44 | }); | |
45 | }); | |
46 | ||
47 | describe('substituteCodepoint', function() { | |
48 | it('should replace characters which don\'t have a keysym', function() { | |
49 | expect(KeyboardUtil.substituteCodepoint('Ș'.charCodeAt())).to.equal('Ş'.charCodeAt()); | |
50 | expect(KeyboardUtil.substituteCodepoint('ș'.charCodeAt())).to.equal('ş'.charCodeAt()); | |
51 | expect(KeyboardUtil.substituteCodepoint('Ț'.charCodeAt())).to.equal('Ţ'.charCodeAt()); | |
52 | expect(KeyboardUtil.substituteCodepoint('ț'.charCodeAt())).to.equal('ţ'.charCodeAt()); | |
53 | }); | |
54 | it('should pass other characters through unchanged', function() { | |
55 | expect(KeyboardUtil.substituteCodepoint('T'.charCodeAt())).to.equal('T'.charCodeAt()); | |
56 | }); | |
57 | }); | |
58 | ||
59 | describe('nonCharacterKey', function() { | |
60 | it('should recognize the right keys', function() { | |
61 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0xd}), 'enter').to.be.defined; | |
62 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0x08}), 'backspace').to.be.defined; | |
63 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0x09}), 'tab').to.be.defined; | |
64 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0x10}), 'shift').to.be.defined; | |
65 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0x11}), 'ctrl').to.be.defined; | |
66 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0x12}), 'alt').to.be.defined; | |
67 | expect(KeyboardUtil.nonCharacterKey({keyCode: 0xe0}), 'meta').to.be.defined; | |
68 | }); | |
69 | it('should not recognize character keys', function() { | |
70 | expect(KeyboardUtil.nonCharacterKey({keyCode: 'A'}), 'A').to.be.null; | |
71 | expect(KeyboardUtil.nonCharacterKey({keyCode: '1'}), '1').to.be.null; | |
72 | expect(KeyboardUtil.nonCharacterKey({keyCode: '.'}), '.').to.be.null; | |
73 | expect(KeyboardUtil.nonCharacterKey({keyCode: ' '}), 'space').to.be.null; | |
74 | }); | |
75 | }); | |
76 | ||
77 | describe('getKeysym', function() { | |
78 | it('should prefer char', function() { | |
79 | expect(KeyboardUtil.getKeysym({char : 'a', charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x61); | |
80 | }); | |
81 | it('should use charCode if no char', function() { | |
82 | expect(KeyboardUtil.getKeysym({char : '', charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x01a9); | |
83 | expect(KeyboardUtil.getKeysym({charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x01a9); | |
84 | expect(KeyboardUtil.getKeysym({char : 'hello', charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x01a9); | |
85 | }); | |
86 | it('should use keyCode if no charCode', function() { | |
87 | expect(KeyboardUtil.getKeysym({keyCode: 0x42, which: 0x43, shiftKey: false})).to.have.property('keysym', 0x62); | |
88 | expect(KeyboardUtil.getKeysym({keyCode: 0x42, which: 0x43, shiftKey: true})).to.have.property('keysym', 0x42); | |
89 | }); | |
90 | it('should use which if no keyCode', function() { | |
91 | expect(KeyboardUtil.getKeysym({which: 0x43, shiftKey: false})).to.have.property('keysym', 0x63); | |
92 | expect(KeyboardUtil.getKeysym({which: 0x43, shiftKey: true})).to.have.property('keysym', 0x43); | |
93 | }); | |
94 | it('should substitute where applicable', function() { | |
95 | expect(KeyboardUtil.getKeysym({char : 'Ș'})).to.have.property('keysym', 0x1aa); | |
96 | }); | |
97 | }); | |
98 | ||
99 | describe('Modifier Sync', function() { // return a list of fake events necessary to fix modifier state | |
100 | describe('Toggle all modifiers', function() { | |
101 | var sync = KeyboardUtil.ModifierSync(); | |
102 | it ('should do nothing if all modifiers are up as expected', function() { | |
103 | expect(sync.keydown({ | |
104 | keyCode: 0x41, | |
105 | ctrlKey: false, | |
106 | altKey: false, | |
107 | altGraphKey: false, | |
108 | shiftKey: false, | |
109 | metaKey: false}) | |
110 | ).to.have.lengthOf(0); | |
111 | }); | |
112 | it ('should synthesize events if all keys are unexpectedly down', function() { | |
113 | var result = sync.keydown({ | |
114 | keyCode: 0x41, | |
115 | ctrlKey: true, | |
116 | altKey: true, | |
117 | altGraphKey: true, | |
118 | shiftKey: true, | |
119 | metaKey: true | |
120 | }); | |
121 | expect(result).to.have.lengthOf(5); | |
122 | var keysyms = {}; | |
123 | for (var i = 0; i < result.length; ++i) { | |
124 | keysyms[result[i].keysym] = (result[i].type == 'keydown'); | |
125 | } | |
126 | expect(keysyms[0xffe3]); | |
127 | expect(keysyms[0xffe9]); | |
128 | expect(keysyms[0xfe03]); | |
129 | expect(keysyms[0xffe1]); | |
130 | expect(keysyms[0xffe7]); | |
131 | }); | |
132 | it ('should do nothing if all modifiers are down as expected', function() { | |
133 | expect(sync.keydown({ | |
134 | keyCode: 0x41, | |
135 | ctrlKey: true, | |
136 | altKey: true, | |
137 | altGraphKey: true, | |
138 | shiftKey: true, | |
139 | metaKey: true | |
140 | })).to.have.lengthOf(0); | |
141 | }); | |
142 | }); | |
143 | describe('Toggle Ctrl', function() { | |
144 | var sync = KeyboardUtil.ModifierSync(); | |
145 | it('should sync if modifier is suddenly down', function() { | |
146 | expect(sync.keydown({ | |
147 | keyCode: 0x41, | |
148 | ctrlKey: true, | |
149 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe3), type: 'keydown'}]); | |
150 | }); | |
151 | it('should sync if modifier is suddenly up', function() { | |
152 | expect(sync.keydown({ | |
153 | keyCode: 0x41, | |
154 | ctrlKey: false | |
155 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe3), type: 'keyup'}]); | |
156 | }); | |
157 | }); | |
158 | describe('Toggle Alt', function() { | |
159 | var sync = KeyboardUtil.ModifierSync(); | |
160 | it('should sync if modifier is suddenly down', function() { | |
161 | expect(sync.keydown({ | |
162 | keyCode: 0x41, | |
163 | altKey: true, | |
164 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keydown'}]); | |
165 | }); | |
166 | it('should sync if modifier is suddenly up', function() { | |
167 | expect(sync.keydown({ | |
168 | keyCode: 0x41, | |
169 | altKey: false | |
170 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keyup'}]); | |
171 | }); | |
172 | }); | |
173 | describe('Toggle AltGr', function() { | |
174 | var sync = KeyboardUtil.ModifierSync(); | |
175 | it('should sync if modifier is suddenly down', function() { | |
176 | expect(sync.keydown({ | |
177 | keyCode: 0x41, | |
178 | altGraphKey: true, | |
179 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xfe03), type: 'keydown'}]); | |
180 | }); | |
181 | it('should sync if modifier is suddenly up', function() { | |
182 | expect(sync.keydown({ | |
183 | keyCode: 0x41, | |
184 | altGraphKey: false | |
185 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xfe03), type: 'keyup'}]); | |
186 | }); | |
187 | }); | |
188 | describe('Toggle Shift', function() { | |
189 | var sync = KeyboardUtil.ModifierSync(); | |
190 | it('should sync if modifier is suddenly down', function() { | |
191 | expect(sync.keydown({ | |
192 | keyCode: 0x41, | |
193 | shiftKey: true, | |
194 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe1), type: 'keydown'}]); | |
195 | }); | |
196 | it('should sync if modifier is suddenly up', function() { | |
197 | expect(sync.keydown({ | |
198 | keyCode: 0x41, | |
199 | shiftKey: false | |
200 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe1), type: 'keyup'}]); | |
201 | }); | |
202 | }); | |
203 | describe('Toggle Meta', function() { | |
204 | var sync = KeyboardUtil.ModifierSync(); | |
205 | it('should sync if modifier is suddenly down', function() { | |
206 | expect(sync.keydown({ | |
207 | keyCode: 0x41, | |
208 | metaKey: true, | |
209 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe7), type: 'keydown'}]); | |
210 | }); | |
211 | it('should sync if modifier is suddenly up', function() { | |
212 | expect(sync.keydown({ | |
213 | keyCode: 0x41, | |
214 | metaKey: false | |
215 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe7), type: 'keyup'}]); | |
216 | }); | |
217 | }); | |
218 | describe('Modifier keyevents', function() { | |
219 | it('should not sync a modifier on its own events', function() { | |
220 | expect(KeyboardUtil.ModifierSync().keydown({ | |
221 | keyCode: 0x11, | |
222 | ctrlKey: false | |
223 | })).to.be.deep.equal([]); | |
224 | expect(KeyboardUtil.ModifierSync().keydown({ | |
225 | keyCode: 0x11, | |
226 | ctrlKey: true | |
227 | }), 'B').to.be.deep.equal([]); | |
228 | }) | |
229 | it('should update state on modifier keyevents', function() { | |
230 | var sync = KeyboardUtil.ModifierSync(); | |
231 | sync.keydown({ | |
232 | keyCode: 0x11, | |
233 | }); | |
234 | expect(sync.keydown({ | |
235 | keyCode: 0x41, | |
236 | ctrlKey: true, | |
237 | })).to.be.deep.equal([]); | |
238 | }); | |
239 | it('should sync other modifiers on ctrl events', function() { | |
240 | expect(KeyboardUtil.ModifierSync().keydown({ | |
241 | keyCode: 0x11, | |
242 | altKey: true | |
243 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keydown'}]); | |
244 | }) | |
245 | }); | |
246 | describe('sync modifiers on non-key events', function() { | |
247 | it('should generate sync events when receiving non-keyboard events', function() { | |
248 | expect(KeyboardUtil.ModifierSync().syncAny({ | |
249 | altKey: true | |
250 | })).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keydown'}]); | |
251 | }); | |
252 | }); | |
253 | describe('do not treat shift as a modifier key', function() { | |
254 | it('should not treat shift as a shortcut modifier', function() { | |
255 | expect(KeyboardUtil.hasShortcutModifier([], {0xffe1 : true})).to.be.false; | |
256 | }); | |
257 | it('should not treat shift as a char modifier', function() { | |
258 | expect(KeyboardUtil.hasCharModifier([], {0xffe1 : true})).to.be.false; | |
259 | }); | |
260 | }); | |
261 | }); | |
262 | }); |