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Diffstat (limited to 'node_modules/mousetrap/tests/test.mousetrap.js')
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diff --git a/node_modules/mousetrap/tests/test.mousetrap.js b/node_modules/mousetrap/tests/test.mousetrap.js new file mode 100644 index 0000000000..e2c1d14723 --- /dev/null +++ b/node_modules/mousetrap/tests/test.mousetrap.js @@ -0,0 +1,772 @@ +/** + * The following strategy of importing modules allows the tests to be run in a browser environment. + * Test libraries like `mocha`, `sinon`, etc. are expected to be loaded before this file. + */ +var sinon = sinon || require('sinon'); +var chai = chai || require('chai'); +var expect = chai.expect; + +if (typeof window === 'undefined') { + require('mocha'); + require('jsdom-global')(); +} + +// Load libraries that require access to the DOM after `jsdom-global` +var Mousetrap = Mousetrap || require('./../mousetrap'); +var KeyEvent = KeyEvent || require('./libs/key-event'); + + + +// Reset Mousetrap after each test +afterEach(function () { + Mousetrap.reset(); +}); + +describe('Mousetrap.bind', function () { + describe('basic', function () { + it('z key fires when pressing z', function () { + var spy = sinon.spy(); + + Mousetrap.bind('z', spy); + + KeyEvent.simulate('Z'.charCodeAt(0), 90); + + // really slow for some reason + // expect(spy).to.have.been.calledOnce; + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('z', 'second argument should be key combo'); + }); + + it('z key fires from keydown', function () { + var spy = sinon.spy(); + + Mousetrap.bind('z', spy, 'keydown'); + + KeyEvent.simulate('Z'.charCodeAt(0), 90); + + // really slow for some reason + // expect(spy).to.have.been.calledOnce; + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('z', 'second argument should be key combo'); + }); + + it('z key does not fire when pressing b', function () { + var spy = sinon.spy(); + + Mousetrap.bind('z', spy); + + KeyEvent.simulate('B'.charCodeAt(0), 66); + + expect(spy.callCount).to.equal(0); + }); + + it('z key does not fire when holding a modifier key', function () { + var spy = sinon.spy(); + var modifiers = ['ctrl', 'alt', 'meta', 'shift']; + var charCode; + var modifier; + + Mousetrap.bind('z', spy); + + for (var i = 0; i < 4; i++) { + modifier = modifiers[i]; + charCode = 'Z'.charCodeAt(0); + + // character code is different when alt is pressed + if (modifier == 'alt') { + charCode = 'Ω'.charCodeAt(0); + } + + spy.resetHistory(); + + KeyEvent.simulate(charCode, 90, [modifier]); + + expect(spy.callCount).to.equal(0); + } + }); + + it('z key does not fire when inside an input element in an open shadow dom', function() { + var spy = sinon.spy(); + + var shadowHost = document.createElement('div'); + var shadowRoot = shadowHost.attachShadow({ mode: 'open' }); + document.body.appendChild(shadowHost); + + var inputElement = document.createElement('input'); + shadowRoot.appendChild(inputElement); + expect(shadowHost.shadowRoot).to.equal(shadowRoot, 'shadow root accessible'); + + Mousetrap.bind('z', spy); + KeyEvent.simulate('Z'.charCodeAt(0), 90, [], inputElement, 1, { shadowHost: shadowHost }); + document.body.removeChild(shadowHost); + expect(spy.callCount).to.equal(0, 'callback should not have fired'); + }); + + it('z key does fire when inside an input element in a closed shadow dom', function() { + var spy = sinon.spy(); + + var shadowHost = document.createElement('div'); + var shadowRoot = shadowHost.attachShadow({ mode: 'closed' }); + document.body.appendChild(shadowHost); + + var inputElement = document.createElement('input'); + shadowRoot.appendChild(inputElement); + expect(shadowHost.shadowRoot).to.equal(null, 'shadow root unaccessible'); + + Mousetrap.bind('z', spy); + KeyEvent.simulate('Z'.charCodeAt(0), 90, [], inputElement, 1, { shadowHost: shadowHost }); + document.body.removeChild(shadowHost); + expect(spy.callCount).to.equal(1, 'callback should have fired once'); + }); + + it('keyup events should fire', function() { + var spy = sinon.spy(); + + Mousetrap.bind('z', spy, 'keyup'); + + KeyEvent.simulate('Z'.charCodeAt(0), 90); + + expect(spy.callCount).to.equal(1, 'keyup event for "z" should fire'); + + // for key held down we should only get one key up + KeyEvent.simulate('Z'.charCodeAt(0), 90, [], document, 10); + expect(spy.callCount).to.equal(2, 'keyup event for "z" should fire once for held down key'); + }); + + it('keyup event for 0 should fire', function () { + var spy = sinon.spy(); + + Mousetrap.bind('0', spy, 'keyup'); + + KeyEvent.simulate(0, 48); + + expect(spy.callCount).to.equal(1, 'keyup event for "0" should fire'); + }); + + it('rebinding a key overwrites the callback for that key', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + Mousetrap.bind('x', spy1); + Mousetrap.bind('x', spy2); + + KeyEvent.simulate('X'.charCodeAt(0), 88); + + expect(spy1.callCount).to.equal(0, 'original callback should not fire'); + expect(spy2.callCount).to.equal(1, 'new callback should fire'); + }); + + it('binding an array of keys', function () { + var spy = sinon.spy(); + Mousetrap.bind(['a', 'b', 'c'], spy); + + KeyEvent.simulate('A'.charCodeAt(0), 65); + expect(spy.callCount).to.equal(1, 'new callback was called'); + expect(spy.args[0][1]).to.equal('a', 'callback should match "a"'); + + KeyEvent.simulate('B'.charCodeAt(0), 66); + expect(spy.callCount).to.equal(2, 'new callback was called twice'); + expect(spy.args[1][1]).to.equal('b', 'callback should match "b"'); + + KeyEvent.simulate('C'.charCodeAt(0), 67); + expect(spy.callCount).to.equal(3, 'new callback was called three times'); + expect(spy.args[2][1]).to.equal('c', 'callback should match "c"'); + }); + + it('return false should prevent default and stop propagation', function () { + var spy = sinon.spy(function () { + return false; + }); + + Mousetrap.bind('command+s', spy); + + KeyEvent.simulate('S'.charCodeAt(0), 83, ['meta']); + + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + + expect(spy.args[0][0].defaultPrevented).to.be.true; + + // cancelBubble is not correctly set to true in webkit/blink + // + // @see https://code.google.com/p/chromium/issues/detail?id=162270 + // expect(spy.args[0][0].cancelBubble).to.be.true; + + // try without return false + spy = sinon.spy(); + Mousetrap.bind('command+s', spy); + KeyEvent.simulate('S'.charCodeAt(0), 83, ['meta']); + + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][0].cancelBubble).to.be.false; + expect(spy.args[0][0].defaultPrevented).to.be.false; + }); + + it('capslock key is ignored', function () { + var spy = sinon.spy(); + Mousetrap.bind('a', spy); + + KeyEvent.simulate('a'.charCodeAt(0), 65); + expect(spy.callCount).to.equal(1, 'callback should fire for lowercase a'); + + spy.resetHistory(); + KeyEvent.simulate('A'.charCodeAt(0), 65); + expect(spy.callCount).to.equal(1, 'callback should fire for capslock A'); + + spy.resetHistory(); + KeyEvent.simulate('A'.charCodeAt(0), 65, ['shift']); + expect(spy.callCount).to.equal(0, 'callback should not fire fort shift+a'); + }); + }); + + describe('special characters', function () { + it('binding special characters', function () { + var spy = sinon.spy(); + Mousetrap.bind('*', spy); + + KeyEvent.simulate('*'.charCodeAt(0), 56, ['shift']); + + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][1]).to.equal('*', 'callback should match *'); + }); + + it('binding special characters keyup', function () { + var spy = sinon.spy(); + Mousetrap.bind('*', spy, 'keyup'); + + KeyEvent.simulate('*'.charCodeAt(0), 56, ['shift']); + + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][1]).to.equal('*', 'callback should match "*"'); + }); + + it('binding keys with no associated charCode', function () { + var spy = sinon.spy(); + Mousetrap.bind('left', spy); + + KeyEvent.simulate(0, 37); + + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][1]).to.equal('left', 'callback should match "left"'); + }); + + it('binding plus key alone should work', function () { + var spy = sinon.spy(); + Mousetrap.bind('+', spy); + + // fires for regular + character + KeyEvent.simulate('+'.charCodeAt(0), 43); + + // and for shift+= + KeyEvent.simulate(43, 187, ['shift']); + + expect(spy.callCount).to.equal(2, 'callback should fire'); + expect(spy.args[0][1]).to.equal('+', 'callback should match "+"'); + }); + + it('binding plus key as "plus" should work', function () { + var spy = sinon.spy(); + Mousetrap.bind('plus', spy); + + // fires for regular + character + KeyEvent.simulate('+'.charCodeAt(0), 43); + + // and for shift+= + KeyEvent.simulate(43, 187, ['shift']); + + expect(spy.callCount).to.equal(2, 'callback should fire'); + expect(spy.args[0][1]).to.equal('plus', 'callback should match "plus"'); + }); + + it('binding to alt++ should work', function () { + var spy = sinon.spy(); + Mousetrap.bind('alt++', spy); + + KeyEvent.simulate('+'.charCodeAt(0), 43, ['alt']); + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][1]).to.equal('alt++', 'callback should match "alt++"'); + }); + + it('binding to alt+shift++ should work as well', function () { + var spy = sinon.spy(); + Mousetrap.bind('alt+shift++', spy); + + KeyEvent.simulate('+'.charCodeAt(0), 43, ['shift', 'alt']); + expect(spy.callCount).to.equal(1, 'callback should fire'); + expect(spy.args[0][1]).to.equal('alt+shift++', 'callback should match "alt++"'); + + }); + }); + + describe('combos with modifiers', function () { + it('binding key combinations', function () { + var spy = sinon.spy(); + Mousetrap.bind('command+o', spy); + + KeyEvent.simulate('O'.charCodeAt(0), 79, ['meta']); + + expect(spy.callCount).to.equal(1, 'command+o callback should fire'); + expect(spy.args[0][1]).to.equal('command+o', 'keyboard string returned is correct'); + }); + + it('binding key combos with multiple modifiers', function () { + var spy = sinon.spy(); + Mousetrap.bind('command+shift+o', spy); + KeyEvent.simulate('O'.charCodeAt(0), 79, ['meta']); + expect(spy.callCount).to.equal(0, 'command+o callback should not fire'); + + KeyEvent.simulate('O'.charCodeAt(0), 79, ['meta', 'shift']); + expect(spy.callCount).to.equal(1, 'command+o callback should fire'); + }); + + it('should fire callback when ctrl+numpad 0 is pressed', function () { + var spy = sinon.spy(); + + Mousetrap.bind('ctrl+0', spy); + + // numpad 0 keycode + KeyEvent.simulate(96, 96, ['ctrl']); + + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('ctrl+0', 'second argument should be key combo'); + }); + }); + + describe('sequences', function () { + it('binding sequences', function () { + var spy = sinon.spy(); + Mousetrap.bind('g i', spy); + + KeyEvent.simulate('G'.charCodeAt(0), 71); + expect(spy.callCount).to.equal(0, 'callback should not fire'); + + KeyEvent.simulate('I'.charCodeAt(0), 73); + expect(spy.callCount).to.equal(1, 'callback should fire'); + }); + + it('binding sequences with mixed types', function () { + var spy = sinon.spy(); + Mousetrap.bind('g o enter', spy); + + KeyEvent.simulate('G'.charCodeAt(0), 71); + expect(spy.callCount).to.equal(0, 'callback should not fire'); + + KeyEvent.simulate('O'.charCodeAt(0), 79); + expect(spy.callCount).to.equal(0, 'callback should not fire'); + + KeyEvent.simulate(0, 13); + expect(spy.callCount).to.equal(1, 'callback should fire'); + }); + + it('binding sequences starting with modifier keys', function () { + var spy = sinon.spy(); + Mousetrap.bind('option enter', spy); + KeyEvent.simulate(0, 18, ['alt']); + KeyEvent.simulate(0, 13); + expect(spy.callCount).to.equal(1, 'callback should fire'); + + spy = sinon.spy(); + Mousetrap.bind('command enter', spy); + KeyEvent.simulate(0, 91, ['meta']); + KeyEvent.simulate(0, 13); + expect(spy.callCount).to.equal(1, 'callback should fire'); + + spy = sinon.spy(); + Mousetrap.bind('escape enter', spy); + KeyEvent.simulate(0, 27); + KeyEvent.simulate(0, 13); + expect(spy.callCount).to.equal(1, 'callback should fire'); + }); + + it('key within sequence should not fire', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + Mousetrap.bind('a', spy1); + Mousetrap.bind('c a t', spy2); + + KeyEvent.simulate('A'.charCodeAt(0), 65); + expect(spy1.callCount).to.equal(1, 'callback 1 should fire'); + spy1.resetHistory(); + + KeyEvent.simulate('C'.charCodeAt(0), 67); + KeyEvent.simulate('A'.charCodeAt(0), 65); + KeyEvent.simulate('T'.charCodeAt(0), 84); + expect(spy1.callCount).to.equal(0, 'callback for "a" key should not fire'); + expect(spy2.callCount).to.equal(1, 'callback for "c a t" sequence should fire'); + }); + + it('keyup at end of sequence should not fire', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + + Mousetrap.bind('t', spy1, 'keyup'); + Mousetrap.bind('b a t', spy2); + + KeyEvent.simulate('B'.charCodeAt(0), 66); + KeyEvent.simulate('A'.charCodeAt(0), 65); + KeyEvent.simulate('T'.charCodeAt(0), 84); + + expect(spy1.callCount).to.equal(0, 'callback for "t" keyup should not fire'); + expect(spy2.callCount).to.equal(1, 'callback for "b a t" sequence should fire'); + }); + + it('keyup sequences should work', function () { + var spy = sinon.spy(); + Mousetrap.bind('b a t', spy, 'keyup'); + + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('a'.charCodeAt(0), 65); + + // hold the last key down for a while + KeyEvent.simulate('t'.charCodeAt(0), 84, [], document, 10); + + expect(spy.callCount).to.equal(1, 'callback for "b a t" sequence should fire on keyup'); + }); + + it('extra spaces in sequences should be ignored', function () { + var spy = sinon.spy(); + Mousetrap.bind('b a t', spy); + + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate('t'.charCodeAt(0), 84); + + expect(spy.callCount).to.equal(1, 'callback for "b a t" sequence should fire'); + }); + + it('modifiers and sequences play nicely', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + + Mousetrap.bind('ctrl a', spy1); + Mousetrap.bind('ctrl+b', spy2); + + KeyEvent.simulate(0, 17, ['ctrl']); + KeyEvent.simulate('A'.charCodeAt(0), 65); + expect(spy1.callCount).to.equal(1, '"ctrl a" should fire'); + + KeyEvent.simulate('B'.charCodeAt(0), 66, ['ctrl']); + expect(spy2.callCount).to.equal(1, '"ctrl+b" should fire'); + }); + + it('sequences that start the same work', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + + Mousetrap.bind('g g l', spy2); + Mousetrap.bind('g g o', spy1); + + KeyEvent.simulate('g'.charCodeAt(0), 71); + KeyEvent.simulate('g'.charCodeAt(0), 71); + KeyEvent.simulate('o'.charCodeAt(0), 79); + expect(spy1.callCount).to.equal(1, '"g g o" should fire'); + expect(spy2.callCount).to.equal(0, '"g g l" should not fire'); + + spy1.resetHistory(); + spy2.resetHistory(); + KeyEvent.simulate('g'.charCodeAt(0), 71); + KeyEvent.simulate('g'.charCodeAt(0), 71); + KeyEvent.simulate('l'.charCodeAt(0), 76); + expect(spy1.callCount).to.equal(0, '"g g o" should not fire'); + expect(spy2.callCount).to.equal(1, '"g g l" should fire'); + }); + + it('sequences should not fire subsequences', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + + Mousetrap.bind('a b c', spy1); + Mousetrap.bind('b c', spy2); + + KeyEvent.simulate('A'.charCodeAt(0), 65); + KeyEvent.simulate('B'.charCodeAt(0), 66); + KeyEvent.simulate('C'.charCodeAt(0), 67); + + expect(spy1.callCount).to.equal(1, '"a b c" should fire'); + expect(spy2.callCount).to.equal(0, '"b c" should not fire'); + + spy1.resetHistory(); + spy2.resetHistory(); + Mousetrap.bind('option b', spy1); + Mousetrap.bind('a option b', spy2); + + KeyEvent.simulate('A'.charCodeAt(0), 65); + KeyEvent.simulate(0, 18, ['alt']); + KeyEvent.simulate('B'.charCodeAt(0), 66); + + expect(spy1.callCount).to.equal(0, '"option b" should not fire'); + expect(spy2.callCount).to.equal(1, '"a option b" should fire'); + }); + + it('rebinding same sequence should override previous', function () { + var spy1 = sinon.spy(); + var spy2 = sinon.spy(); + Mousetrap.bind('a b c', spy1); + Mousetrap.bind('a b c', spy2); + + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('c'.charCodeAt(0), 67); + + expect(spy1.callCount).to.equal(0, 'first callback should not fire'); + expect(spy2.callCount).to.equal(1, 'second callback should fire'); + }); + + it('broken sequences', function () { + var spy = sinon.spy(); + Mousetrap.bind('h a t', spy); + + KeyEvent.simulate('h'.charCodeAt(0), 72); + KeyEvent.simulate('e'.charCodeAt(0), 69); + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate('r'.charCodeAt(0), 82); + KeyEvent.simulate('t'.charCodeAt(0), 84); + + expect(spy.callCount).to.equal(0, 'sequence for "h a t" should not fire for "h e a r t"'); + }); + + it('sequences containing combos should work', function () { + var spy = sinon.spy(); + Mousetrap.bind('a ctrl+b', spy); + + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate('B'.charCodeAt(0), 66, ['ctrl']); + + expect(spy.callCount).to.equal(1, '"a ctrl+b" should fire'); + + Mousetrap.unbind('a ctrl+b'); + + spy = sinon.spy(); + Mousetrap.bind('ctrl+b a', spy); + + KeyEvent.simulate('b'.charCodeAt(0), 66, ['ctrl']); + KeyEvent.simulate('a'.charCodeAt(0), 65); + + expect(spy.callCount).to.equal(1, '"ctrl+b a" should fire'); + }); + + it('sequences starting with spacebar should work', function () { + var spy = sinon.spy(); + Mousetrap.bind('a space b c', spy); + + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate(32, 32); + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('c'.charCodeAt(0), 67); + + expect(spy.callCount).to.equal(1, '"a space b c" should fire'); + }); + + it('konami code', function () { + var spy = sinon.spy(); + Mousetrap.bind('up up down down left right left right b a enter', spy); + + KeyEvent.simulate(0, 38); + KeyEvent.simulate(0, 38); + KeyEvent.simulate(0, 40); + KeyEvent.simulate(0, 40); + KeyEvent.simulate(0, 37); + KeyEvent.simulate(0, 39); + KeyEvent.simulate(0, 37); + KeyEvent.simulate(0, 39); + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate(0, 13); + + expect(spy.callCount).to.equal(1, 'konami code should fire'); + }); + + it('sequence timer resets', function () { + var spy = sinon.spy(); + var clock = sinon.useFakeTimers(); + + Mousetrap.bind('h a t', spy); + + KeyEvent.simulate('h'.charCodeAt(0), 72); + clock.tick(600); + KeyEvent.simulate('a'.charCodeAt(0), 65); + clock.tick(900); + KeyEvent.simulate('t'.charCodeAt(0), 84); + + expect(spy.callCount).to.equal(1, 'sequence should fire after waiting'); + clock.restore(); + }); + + it('sequences timeout', function () { + var spy = sinon.spy(); + var clock = sinon.useFakeTimers(); + + Mousetrap.bind('g t', spy); + KeyEvent.simulate('g'.charCodeAt(0), 71); + clock.tick(1000); + KeyEvent.simulate('t'.charCodeAt(0), 84); + + expect(spy.callCount).to.equal(0, 'sequence callback should not fire'); + clock.restore(); + }); + }); + + describe('default actions', function () { + var keys = { + keypress: [ + ['a', 65], + ['A', 65, ['shift']], + ['7', 55], + ['?', 191], + ['*', 56], + ['+', 187], + ['$', 52], + ['[', 219], + ['.', 190] + ], + keydown: [ + ['shift+\'', 222, ['shift']], + ['shift+a', 65, ['shift']], + ['shift+5', 53, ['shift']], + ['command+shift+p', 80, ['meta', 'shift']], + ['space', 32], + ['left', 37] + ] + }; + + function getCallback(key, keyCode, type, modifiers) { + return function () { + var spy = sinon.spy(); + Mousetrap.bind(key, spy); + + KeyEvent.simulate(key.charCodeAt(0), keyCode, modifiers); + expect(spy.callCount).to.equal(1); + expect(spy.args[0][0].type).to.equal(type); + }; + } + + for (var type in keys) { + for (var i = 0; i < keys[type].length; i++) { + var key = keys[type][i][0]; + var keyCode = keys[type][i][1]; + var modifiers = keys[type][i][2] || []; + it('"' + key + '" uses "' + type + '"', getCallback(key, keyCode, type, modifiers)); + } + } + }); +}); + +describe('Mousetrap.unbind', function () { + it('unbind works', function () { + var spy = sinon.spy(); + Mousetrap.bind('a', spy); + KeyEvent.simulate('a'.charCodeAt(0), 65); + expect(spy.callCount).to.equal(1, 'callback for a should fire'); + + Mousetrap.unbind('a'); + KeyEvent.simulate('a'.charCodeAt(0), 65); + expect(spy.callCount).to.equal(1, 'callback for a should not fire after unbind'); + }); + + it('unbind accepts an array', function () { + var spy = sinon.spy(); + Mousetrap.bind(['a', 'b', 'c'], spy); + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('c'.charCodeAt(0), 67); + expect(spy.callCount).to.equal(3, 'callback should have fired 3 times'); + + Mousetrap.unbind(['a', 'b', 'c']); + KeyEvent.simulate('a'.charCodeAt(0), 65); + KeyEvent.simulate('b'.charCodeAt(0), 66); + KeyEvent.simulate('c'.charCodeAt(0), 67); + expect(spy.callCount).to.equal(3, 'callback should not fire after unbind'); + }); +}); + +describe('wrapping a specific element', function () { + // Prepare the DOM for these tests. + document.body.insertAdjacentHTML('afterbegin', ` + <form style="display: none;"> + <textarea></textarea> + </form> + `); + + var form = document.querySelector('form'); + var textarea = form.querySelector('textarea'); + + it('z key fires when pressing z in the target element', function () { + var spy = sinon.spy(); + + Mousetrap(form).bind('z', spy); + + KeyEvent.simulate('Z'.charCodeAt(0), 90, [], form); + + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('z', 'second argument should be key combo'); + }); + + it('z key fires when pressing z in a child of the target element', function () { + var spy = sinon.spy(); + + Mousetrap(form).bind('z', spy); + + KeyEvent.simulate('Z'.charCodeAt(0), 90, [], textarea); + + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('z', 'second argument should be key combo'); + }); + + it('z key does not fire when pressing z outside the target element', function () { + var spy = sinon.spy(); + + Mousetrap(textarea).bind('z', spy); + + KeyEvent.simulate('Z'.charCodeAt(0), 90); + + expect(spy.callCount).to.equal(0, 'callback should not have fired'); + }); + + it('should work when constructing a new mousetrap object', function () { + var spy = sinon.spy(); + + var mousetrap = new Mousetrap(form); + mousetrap.bind('a', spy); + + KeyEvent.simulate('a'.charCodeAt(0), 65, [], textarea); + + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('a', 'second argument should be key combo'); + }); + + it('should allow you to create an empty mousetrap constructor', function () { + var spy = sinon.spy(); + + var mousetrap = new Mousetrap(); + mousetrap.bind('a', spy); + + KeyEvent.simulate('a'.charCodeAt(0), 65); + + expect(spy.callCount).to.equal(1, 'callback should fire once'); + expect(spy.args[0][0]).to.be.an.instanceOf(Event, 'first argument should be Event'); + expect(spy.args[0][1]).to.equal('a', 'second argument should be key combo'); + }); +}); + +describe('Mouestrap.addKeycodes', function () { + it('should properly recognize non-default mapping', function () { + const spy = sinon.spy(); + + Mousetrap.addKeycodes({ + 144: 'num', + }); + + Mousetrap.bind('num', spy); + + KeyEvent.simulate(144, 144); + expect(spy.callCount).to.equal(1, 'callback should fire for num'); + + spy.resetHistory(); + }); +}); |