Adding mapbox-gl branch
This commit is contained in:
Andreas Hocevar
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// Copyright 2006 The Closure Library Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS-IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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goog.provide('goog.events.EventHandlerTest');
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goog.setTestOnly('goog.events.EventHandlerTest');
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goog.require('goog.events');
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goog.require('goog.events.EventHandler');
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goog.require('goog.events.EventTarget');
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goog.require('goog.testing.jsunit');
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goog.require('goog.testing.recordFunction');
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var a, b, c, d, eh;
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function setUpPage() {
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a = document.getElementById('a');
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b = document.getElementById('b');
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c = document.getElementById('c');
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d = document.getElementById('d');
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}
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function tearDown() {
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goog.dispose(eh);
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}
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function testEventHandlerClearsListeners() {
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function tmp() {}
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goog.events.listen(a, 'click', tmp);
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assertEquals(1, goog.events.getListeners(a, 'click', false).length);
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eh = new goog.events.EventHandler();
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eh.listen(a, 'click');
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eh.listen(a, 'keypress');
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eh.listen(b, 'mouseover');
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eh.listen(c, 'mousedown');
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eh.listen(d, 'click');
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eh.listen(d, 'mousedown');
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assertEquals(2, goog.events.getListeners(a, 'click', false).length);
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assertEquals(1, goog.events.getListeners(a, 'keypress', false).length);
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assertEquals(1, goog.events.getListeners(b, 'mouseover', false).length);
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assertEquals(1, goog.events.getListeners(c, 'mousedown', false).length);
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assertEquals(1, goog.events.getListeners(d, 'click', false).length);
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assertEquals(1, goog.events.getListeners(d, 'mousedown', false).length);
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eh.unlisten(d, 'mousedown');
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assertEquals(2, goog.events.getListeners(a, 'click', false).length);
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assertEquals(1, goog.events.getListeners(a, 'keypress', false).length);
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assertEquals(1, goog.events.getListeners(b, 'mouseover', false).length);
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assertEquals(1, goog.events.getListeners(c, 'mousedown', false).length);
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assertEquals(1, goog.events.getListeners(d, 'click', false).length);
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assertEquals(0, goog.events.getListeners(d, 'mousedown', false).length);
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eh.dispose();
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assertEquals(1, goog.events.getListeners(a, 'click', false).length);
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assertEquals(0, goog.events.getListeners(a, 'keypress', false).length);
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assertEquals(0, goog.events.getListeners(b, 'mouseover', false).length);
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assertEquals(0, goog.events.getListeners(c, 'mousedown', false).length);
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assertEquals(0, goog.events.getListeners(d, 'click', false).length);
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assertEquals(0, goog.events.getListeners(d, 'mousedown', false).length);
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goog.events.unlisten(a, 'click', tmp);
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assertEquals(0, goog.events.getListeners(a, 'click', false).length);
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}
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function testListenArray() {
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eh = new goog.events.EventHandler();
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eh.listen(a, ['click', 'mousedown', 'mouseup']);
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assertEquals(1, goog.events.getListeners(a, 'click', false).length);
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assertEquals(1, goog.events.getListeners(a, 'mousedown', false).length);
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assertEquals(1, goog.events.getListeners(a, 'mouseup', false).length);
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eh.unlisten(a, ['click', 'mousedown', 'mouseup']);
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assertEquals(0, goog.events.getListeners(a, 'click', false).length);
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assertEquals(0, goog.events.getListeners(a, 'mousedown', false).length);
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assertEquals(0, goog.events.getListeners(a, 'mouseup', false).length);
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eh.listen(a, ['click', 'mousedown', 'mouseup']);
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assertEquals(1, goog.events.getListeners(a, 'click', false).length);
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assertEquals(1, goog.events.getListeners(a, 'mousedown', false).length);
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assertEquals(1, goog.events.getListeners(a, 'mouseup', false).length);
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eh.removeAll();
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assertEquals(0, goog.events.getListeners(a, 'click', false).length);
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assertEquals(0, goog.events.getListeners(a, 'mousedown', false).length);
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assertEquals(0, goog.events.getListeners(a, 'mouseup', false).length);
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}
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function testListenOnceRemovesListenerWhenFired() {
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var target = new goog.events.EventTarget();
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eh = new goog.events.EventHandler();
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var handler = goog.testing.recordFunction();
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eh.listenOnce(target, 'click', handler);
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target.dispatchEvent('click');
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assertEquals('One event should have been dispatched',
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1, handler.getCallCount());
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target.dispatchEvent('click');
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assertEquals('No event should have been dispatched',
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1, handler.getCallCount());
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}
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function testListenOnceListenerIsCleanedUp() {
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var target = new goog.events.EventTarget();
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eh = new goog.events.EventHandler();
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var handler = goog.testing.recordFunction();
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eh.listenOnce(target, 'click', handler);
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eh.removeAll();
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target.dispatchEvent('click');
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assertEquals(0, handler.getCallCount());
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}
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function testClearListenersWithListenOnceListenerRemoved() {
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var target = new goog.events.EventTarget();
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eh = new goog.events.EventHandler();
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var handler = goog.testing.recordFunction();
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eh.listenOnce(target, 'click', handler);
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assertNotNull(goog.events.getListener(target, 'click', handler, false, eh));
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target.dispatchEvent('click');
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assertEquals('One event should have been dispatched',
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1, handler.getCallCount());
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assertNull(goog.events.getListener(target, 'click', handler, false, eh));
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eh.removeAll();
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target.dispatchEvent('click');
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assertEquals('No event should have been dispatched',
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1, handler.getCallCount());
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}
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function testListenOnceArray() {
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var target = new goog.events.EventTarget();
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eh = new goog.events.EventHandler();
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var handler = goog.testing.recordFunction();
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eh.listenOnce(target, ['click', 'mousedown', 'mouseup'], handler);
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target.dispatchEvent('click');
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assertEquals('1 event should have been dispatched',
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1, handler.getCallCount());
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assertEquals('Should be a click event',
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'click', handler.getLastCall().getArgument(0).type);
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target.dispatchEvent('click');
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assertEquals('No event should be dispatched',
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1, handler.getCallCount());
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target.dispatchEvent('mouseup');
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assertEquals('1 event should have been dispatched',
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2, handler.getCallCount());
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assertEquals('Should be a mouseup event',
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'mouseup', handler.getLastCall().getArgument(0).type);
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target.dispatchEvent('mouseup');
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assertEquals('No event should be dispatched',
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2, handler.getCallCount());
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target.dispatchEvent('mousedown');
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assertEquals('1 event should have been dispatched',
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3, handler.getCallCount());
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assertEquals('Should be a mousedown event',
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'mousedown', handler.getLastCall().getArgument(0).type);
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target.dispatchEvent('mousedown');
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assertEquals('No event should be dispatched',
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3, handler.getCallCount());
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}
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function testListenUnlistenWithObjectHandler() {
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var target = new goog.events.EventTarget();
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eh = new goog.events.EventHandler();
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var handlerObj = {
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handleEvent: goog.testing.recordFunction()
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};
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eh.listen(target, 'click', handlerObj);
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target.dispatchEvent('click');
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assertEquals('One event should have been dispatched',
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1, handlerObj.handleEvent.getCallCount());
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target.dispatchEvent('click');
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assertEquals('One event should have been dispatched',
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2, handlerObj.handleEvent.getCallCount());
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eh.unlisten(target, 'click', handlerObj);
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target.dispatchEvent('click');
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assertEquals('No event should have been dispatched',
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2, handlerObj.handleEvent.getCallCount());
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}
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function testListenOnceWithObjectHandler() {
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var target = new goog.events.EventTarget();
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eh = new goog.events.EventHandler();
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var handlerObj = {
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handleEvent: goog.testing.recordFunction()
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};
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eh.listenOnce(target, 'click', handlerObj);
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target.dispatchEvent('click');
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assertEquals('One event should have been dispatched',
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1, handlerObj.handleEvent.getCallCount());
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target.dispatchEvent('click');
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assertEquals('No event should have been dispatched',
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1, handlerObj.handleEvent.getCallCount());
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}
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function testGetListenerCount() {
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eh = new goog.events.EventHandler();
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assertEquals('0 listeners registered initially', 0, eh.getListenerCount());
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var target = new goog.events.EventTarget();
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eh.listen(target, 'click', goog.nullFunction, false);
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eh.listen(target, 'click', goog.nullFunction, true);
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assertEquals('2 listeners registered', 2, eh.getListenerCount());
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eh.unlisten(target, 'click', goog.nullFunction, true);
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assertEquals('1 listener removed, 1 left', 1, eh.getListenerCount());
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eh.removeAll();
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assertEquals('all listeners removed', 0, eh.getListenerCount());
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}
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