83eb0e1b34
git-svn-id: http://svn.openlayers.org/trunk/openlayers@872 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
166 lines
6.3 KiB
HTML
166 lines
6.3 KiB
HTML
<html>
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<head>
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<script src="../lib/OpenLayers.js"></script>
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<script type="text/javascript"><!--
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var isMozilla = (navigator.userAgent.indexOf("compatible") == -1);
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var map;
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function test_01_Events_constructor (t) {
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var mapDiv = $('map');
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var obj = {result: 0};
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var eventTypes = ["doThingA", "doThingB", "doThingC"];
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var browserTypes = OpenLayers.Events.prototype.BROWSER_EVENTS;
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var totalTests = 5 + eventTypes.length + browserTypes.length;
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t.plan( totalTests );
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events = new OpenLayers.Events(obj, mapDiv, eventTypes);
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t.ok( events instanceof OpenLayers.Events, "new OpenLayers.Control returns object" );
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t.ok(events.object ==obj, " 'object' property correctly set");
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t.ok(events.element == mapDiv, " 'element' property correctly set");
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t.ok(events.eventTypes == eventTypes, " 'eventTypes' property correctly set");
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for (var i = 0; i < browserTypes.length; i++) {
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t.ok( events.listeners[browserTypes[i]] instanceof Array,
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"browser event: " + browserTypes[i] + " correctly registered" );
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}
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for (var i = 0; i < eventTypes.length; i++) {
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t.ok( events.listeners[eventTypes[i]] instanceof Array,
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"custom event: " + eventTypes[i] + " correctly registered");
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}
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// default/nulls
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events = new OpenLayers.Events(null, null, null);
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t.ok( events.listeners != null,
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"init of Events with null object/element/eventTypes still creates listeners array" );
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}
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function test_02_Events_register_unregister(t) {
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t.plan( 14 );
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var mapDiv = $('map');
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var obj = {result: 0};
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var eventTypes = ["doThingA", "doThingB", "doThingC"];
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events = new OpenLayers.Events(obj, mapDiv, eventTypes);
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var func = function () { this.result++ }
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events.register( "doThingA", obj, func );
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var listenerList = events.listeners["doThingA"];
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t.eq( listenerList.length, 1, "register correctly adds to event.listeners" );
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t.ok( listenerList[0].obj == obj, "obj property correctly registered");
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t.ok( listenerList[0].func == func, "func property correctly registered");
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var func2 = function () { this.result-- }
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events.register( "doThingA", obj, func2 );
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var listenerList = events.listeners["doThingA"];
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t.eq( listenerList.length, 2, "register correctly appends new callback to event.listeners[doThingA]" );
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t.ok( listenerList[1].obj == obj, "obj property correctly registered");
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t.ok( listenerList[1].func == func2, "func property correctly registered");
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var func3 = function () { this.result = this.result + 3; }
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events.register( "doThingA", null, func3 );
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var listenerList = events.listeners["doThingA"];
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t.eq( listenerList.length, 3, "register correctly appends new callback to event.listeners[doThingA] even when obj passed in is null" );
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t.ok( listenerList[2].obj == obj, "obj is correctly set to Events.object default when null is passed in.");
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t.ok( listenerList[2].func == func3, "func property correctly registered");
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events.register( "doThingA", obj, null);
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var listenerList = events.listeners["doThingA"];
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t.eq( listenerList.length, 3, "register correctly does not append null callback to event.listeners[doThingA] even when obj passed in is null" );
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events.register( "chicken", obj, func);
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t.ok( events.listeners["chicken"] == null, "register() does nothing on attempt to register un-enabled event");
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events.unregister("doThingA", obj, null);
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var listenerList = events.listeners["doThingA"];
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t.eq( listenerList.length, 3, "trying to unregister a null callback does nothing -- but doesnt crash :-)" );
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events.unregister("doThingA", obj, func);
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var found = false;
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for (var i = 0; i < listenerList.length; i++) {
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var listener = listenerList[i];
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if (listener.obj == obj && listener.func == func) {
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found = true;
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}
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}
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t.ok( (listenerList.length == 2) && !found, "unregister correctly removes callback" );
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events.unregister("doThingA", null, func3);
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var found = false;
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for (var i = 0; i < listenerList.length; i++) {
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var listener = listenerList[i];
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if (listener.obj == obj && listener.func == func) {
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found = true;
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}
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}
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t.ok( (listenerList.length == 1) && !found, "unregister correctly removes callback when no obj specified" );
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}
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function test_03_Events_remove(t) {
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t.plan( 2 );
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var mapDiv = $('map');
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var obj = {result: 0};
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var eventTypes = ["doThingA", "doThingB", "doThingC"];
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events = new OpenLayers.Events(obj, mapDiv, eventTypes);
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var func = function () { this.result++ }
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var func2 = function () { this.result-- }
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var func3 = function () { this.result = this.result + 3; }
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events.register( "doThingA", obj, func );
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events.register( "doThingA", obj, func2 );
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events.register( "doThingA", null, func3 );
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events.remove("doThingA");
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t.eq( events.listeners["doThingA"].length, 0, "remove() correctly clears the event listeners" );
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events.remove("chicken");
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t.ok( events.listeners["chicken"] == null, "remove on non-enabled event does not break or accidentally enable the event");
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}
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function test_04_Events_triggerEvent(t) {
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t.plan( 2 );
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var mapDiv = $('map');
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var obj = {result: 0};
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var eventTypes = ["doThingA", "doThingB", "doThingC"];
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events = new OpenLayers.Events(obj, mapDiv, eventTypes);
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var func = function () { this.result++ }
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events.register( "doThingA", obj, func );
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events.triggerEvent("doThingA", {});
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t.eq( obj.result, 1, "result is 1 after we call triggerEvent" );
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events.triggerEvent("doThingA");
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t.eq( obj.result, 2, "result is 2 after we call triggerEvent with no event" );
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}
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// -->
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</script>
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</head>
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<body>
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<div id="map" style="width: 1024px; height: 512px;"/>
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</body>
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</html>
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