263 lines
13 KiB
JavaScript
263 lines
13 KiB
JavaScript
// requires local modules: keysym, keysymdef, keyboard
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var assert = chai.assert;
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var expect = chai.expect;
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describe('Helpers', function() {
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"use strict";
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describe('keysymFromKeyCode', function() {
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it('should map known keycodes to keysyms', function() {
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expect(kbdUtil.keysymFromKeyCode(0x41, false), 'a').to.be.equal(0x61);
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expect(kbdUtil.keysymFromKeyCode(0x41, true), 'A').to.be.equal(0x41);
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expect(kbdUtil.keysymFromKeyCode(0xd, false), 'enter').to.be.equal(0xFF0D);
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expect(kbdUtil.keysymFromKeyCode(0x11, false), 'ctrl').to.be.equal(0xFFE3);
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expect(kbdUtil.keysymFromKeyCode(0x12, false), 'alt').to.be.equal(0xFFE9);
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expect(kbdUtil.keysymFromKeyCode(0xe1, false), 'altgr').to.be.equal(0xFE03);
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expect(kbdUtil.keysymFromKeyCode(0x1b, false), 'esc').to.be.equal(0xFF1B);
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expect(kbdUtil.keysymFromKeyCode(0x26, false), 'up').to.be.equal(0xFF52);
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});
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it('should return null for unknown keycodes', function() {
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expect(kbdUtil.keysymFromKeyCode(0xc0, false), 'DK æ').to.be.null;
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expect(kbdUtil.keysymFromKeyCode(0xde, false), 'DK ø').to.be.null;
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});
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});
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describe('keysyms.fromUnicode', function() {
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it('should map ASCII characters to keysyms', function() {
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expect(keysyms.fromUnicode('a'.charCodeAt())).to.have.property('keysym', 0x61);
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expect(keysyms.fromUnicode('A'.charCodeAt())).to.have.property('keysym', 0x41);
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});
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it('should map Latin-1 characters to keysyms', function() {
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expect(keysyms.fromUnicode('ø'.charCodeAt())).to.have.property('keysym', 0xf8);
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expect(keysyms.fromUnicode('é'.charCodeAt())).to.have.property('keysym', 0xe9);
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});
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it('should map characters that are in Windows-1252 but not in Latin-1 to keysyms', function() {
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expect(keysyms.fromUnicode('Š'.charCodeAt())).to.have.property('keysym', 0x01a9);
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});
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it('should map characters which aren\'t in Latin1 *or* Windows-1252 to keysyms', function() {
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expect(keysyms.fromUnicode('ŵ'.charCodeAt())).to.have.property('keysym', 0x1000175);
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});
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it('should return undefined for unknown codepoints', function() {
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expect(keysyms.fromUnicode('\n'.charCodeAt())).to.be.undefined;
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expect(keysyms.fromUnicode('\u1F686'.charCodeAt())).to.be.undefined;
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});
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});
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describe('substituteCodepoint', function() {
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it('should replace characters which don\'t have a keysym', function() {
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expect(kbdUtil.substituteCodepoint('Ș'.charCodeAt())).to.equal('Ş'.charCodeAt());
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expect(kbdUtil.substituteCodepoint('ș'.charCodeAt())).to.equal('ş'.charCodeAt());
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expect(kbdUtil.substituteCodepoint('Ț'.charCodeAt())).to.equal('Ţ'.charCodeAt());
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expect(kbdUtil.substituteCodepoint('ț'.charCodeAt())).to.equal('ţ'.charCodeAt());
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});
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it('should pass other characters through unchanged', function() {
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expect(kbdUtil.substituteCodepoint('T'.charCodeAt())).to.equal('T'.charCodeAt());
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});
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});
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describe('nonCharacterKey', function() {
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it('should recognize the right keys', function() {
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expect(kbdUtil.nonCharacterKey({keyCode: 0xd}), 'enter').to.be.defined;
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expect(kbdUtil.nonCharacterKey({keyCode: 0x08}), 'backspace').to.be.defined;
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expect(kbdUtil.nonCharacterKey({keyCode: 0x09}), 'tab').to.be.defined;
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expect(kbdUtil.nonCharacterKey({keyCode: 0x10}), 'shift').to.be.defined;
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expect(kbdUtil.nonCharacterKey({keyCode: 0x11}), 'ctrl').to.be.defined;
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expect(kbdUtil.nonCharacterKey({keyCode: 0x12}), 'alt').to.be.defined;
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expect(kbdUtil.nonCharacterKey({keyCode: 0xe0}), 'meta').to.be.defined;
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});
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it('should not recognize character keys', function() {
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expect(kbdUtil.nonCharacterKey({keyCode: 'A'}), 'A').to.be.null;
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expect(kbdUtil.nonCharacterKey({keyCode: '1'}), '1').to.be.null;
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expect(kbdUtil.nonCharacterKey({keyCode: '.'}), '.').to.be.null;
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expect(kbdUtil.nonCharacterKey({keyCode: ' '}), 'space').to.be.null;
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});
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});
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describe('getKeysym', function() {
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it('should prefer char', function() {
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expect(kbdUtil.getKeysym({char : 'a', charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x61);
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});
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it('should use charCode if no char', function() {
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expect(kbdUtil.getKeysym({char : '', charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x01a9);
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expect(kbdUtil.getKeysym({charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x01a9);
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expect(kbdUtil.getKeysym({char : 'hello', charCode: 'Š'.charCodeAt(), keyCode: 0x42, which: 0x43})).to.have.property('keysym', 0x01a9);
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});
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it('should use keyCode if no charCode', function() {
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expect(kbdUtil.getKeysym({keyCode: 0x42, which: 0x43, shiftKey: false})).to.have.property('keysym', 0x62);
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expect(kbdUtil.getKeysym({keyCode: 0x42, which: 0x43, shiftKey: true})).to.have.property('keysym', 0x42);
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});
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it('should use which if no keyCode', function() {
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expect(kbdUtil.getKeysym({which: 0x43, shiftKey: false})).to.have.property('keysym', 0x63);
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expect(kbdUtil.getKeysym({which: 0x43, shiftKey: true})).to.have.property('keysym', 0x43);
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});
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it('should substitute where applicable', function() {
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expect(kbdUtil.getKeysym({char : 'Ș'})).to.have.property('keysym', 0x1aa);
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});
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});
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describe('Modifier Sync', function() { // return a list of fake events necessary to fix modifier state
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describe('Toggle all modifiers', function() {
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var sync = kbdUtil.ModifierSync();
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it ('should do nothing if all modifiers are up as expected', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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ctrlKey: false,
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altKey: false,
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altGraphKey: false,
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shiftKey: false,
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metaKey: false})
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).to.have.lengthOf(0);
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});
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it ('should synthesize events if all keys are unexpectedly down', function() {
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var result = sync.keydown({
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keyCode: 0x41,
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ctrlKey: true,
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altKey: true,
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altGraphKey: true,
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shiftKey: true,
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metaKey: true
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});
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expect(result).to.have.lengthOf(5);
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var keysyms = {};
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for (var i = 0; i < result.length; ++i) {
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keysyms[result[i].keysym] = (result[i].type == 'keydown');
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}
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expect(keysyms[0xffe3]);
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expect(keysyms[0xffe9]);
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expect(keysyms[0xfe03]);
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expect(keysyms[0xffe1]);
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expect(keysyms[0xffe7]);
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});
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it ('should do nothing if all modifiers are down as expected', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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ctrlKey: true,
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altKey: true,
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altGraphKey: true,
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shiftKey: true,
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metaKey: true
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})).to.have.lengthOf(0);
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});
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});
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describe('Toggle Ctrl', function() {
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var sync = kbdUtil.ModifierSync();
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it('should sync if modifier is suddenly down', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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ctrlKey: true,
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe3), type: 'keydown'}]);
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});
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it('should sync if modifier is suddenly up', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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ctrlKey: false
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe3), type: 'keyup'}]);
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});
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});
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describe('Toggle Alt', function() {
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var sync = kbdUtil.ModifierSync();
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it('should sync if modifier is suddenly down', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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altKey: true,
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keydown'}]);
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});
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it('should sync if modifier is suddenly up', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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altKey: false
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keyup'}]);
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});
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});
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describe('Toggle AltGr', function() {
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var sync = kbdUtil.ModifierSync();
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it('should sync if modifier is suddenly down', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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altGraphKey: true,
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xfe03), type: 'keydown'}]);
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});
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it('should sync if modifier is suddenly up', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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altGraphKey: false
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xfe03), type: 'keyup'}]);
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});
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});
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describe('Toggle Shift', function() {
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var sync = kbdUtil.ModifierSync();
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it('should sync if modifier is suddenly down', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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shiftKey: true,
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe1), type: 'keydown'}]);
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});
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it('should sync if modifier is suddenly up', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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shiftKey: false
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe1), type: 'keyup'}]);
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});
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});
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describe('Toggle Meta', function() {
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var sync = kbdUtil.ModifierSync();
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it('should sync if modifier is suddenly down', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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metaKey: true,
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe7), type: 'keydown'}]);
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});
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it('should sync if modifier is suddenly up', function() {
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expect(sync.keydown({
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keyCode: 0x41,
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metaKey: false
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe7), type: 'keyup'}]);
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});
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});
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describe('Modifier keyevents', function() {
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it('should not sync a modifier on its own events', function() {
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expect(kbdUtil.ModifierSync().keydown({
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keyCode: 0x11,
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ctrlKey: false
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})).to.be.deep.equal([]);
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expect(kbdUtil.ModifierSync().keydown({
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keyCode: 0x11,
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ctrlKey: true
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}), 'B').to.be.deep.equal([]);
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})
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it('should update state on modifier keyevents', function() {
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var sync = kbdUtil.ModifierSync();
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sync.keydown({
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keyCode: 0x11,
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});
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expect(sync.keydown({
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keyCode: 0x41,
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ctrlKey: true,
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})).to.be.deep.equal([]);
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});
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it('should sync other modifiers on ctrl events', function() {
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expect(kbdUtil.ModifierSync().keydown({
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keyCode: 0x11,
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altKey: true
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keydown'}]);
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})
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});
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describe('sync modifiers on non-key events', function() {
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it('should generate sync events when receiving non-keyboard events', function() {
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expect(kbdUtil.ModifierSync().syncAny({
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altKey: true
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})).to.be.deep.equal([{keysym: keysyms.lookup(0xffe9), type: 'keydown'}]);
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});
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});
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describe('do not treat shift as a modifier key', function() {
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it('should not treat shift as a shortcut modifier', function() {
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expect(kbdUtil.hasShortcutModifier([], {0xffe1 : true})).to.be.false;
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});
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it('should not treat shift as a char modifier', function() {
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expect(kbdUtil.hasCharModifier([], {0xffe1 : true})).to.be.false;
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});
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});
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});
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});
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