forked from openlayers/ol2
/
Handler.html
265 lines (243 loc) · 10.4 KB
/
Handler.html
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<html>
<head>
<script src="OLLoader.js"></script>
<script type="text/javascript">
function test_Handler_constructor(t) {
t.plan(4);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var callbacks = {foo: "bar"};
var options = {bar: "foo"};
var handler = new OpenLayers.Handler(control, callbacks, options);
t.ok(handler instanceof OpenLayers.Handler,
"new OpenLayers.Handler returns object");
t.eq(handler.map.id, map.id,
"constructing a handler with a map sets the map on the handler");
t.eq(handler.callbacks.foo, callbacks.foo,
"constructor correctly sets callbacks");
t.eq(handler.bar, options.bar,
"constructor correctly extends handler with options");
}
function test_Handler_activate(t) {
t.plan(52);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var events = ["mouseover", "mouseout", "mousedown",
"mouseup", "mousemove", "click",
"dblclick", "resize", "focus", "blur"];
var handler = new OpenLayers.Handler(control);
handler.active = true;
var activated = handler.activate();
t.ok(!activated,
"activate returns false if the handler is already active");
handler.active = false;
map.events.registerPriority = function(type, obj, func) {
var r = func();
if(typeof r == "string") {
// this is one of the mock handler methods
t.ok(OpenLayers.Util.indexOf(events, type) > -1,
"activate calls registerPriority with browser event: " + type);
t.eq(typeof func, "function",
"activate calls registerPriority with a function");
t.eq(r, type,
"activate calls registerPriority with the correct method");
t.eq(obj["CLASS_NAME"], "OpenLayers.Handler",
"activate calls registerPriority with the handler");
} else {
// this is the call with handler.setEvent as the func
t.ok(r, "activate calls registerPriority with handler.setEvent");
}
}
// set browser event like properties on the handler
for(var i=0; i<events.length; ++i) {
setMethod(events[i]);
}
function setMethod(key) {
handler[key] = function() {return key};
}
activated = handler.activate();
t.ok(activated,
"activated returns true if the handler is not already active");
}
function test_Handler_deactivate(t) {
t.plan(52);
var map = new OpenLayers.Map('map', { controls: []});
// No controls so that we don't get more thingies than we expect
// when we actually clean up after ourselves: r5891 caused this
// because we actually destroy things now on the navigation control.
var control = new OpenLayers.Control();
map.addControl(control);
var events = ["mouseover", "mouseout", "mousedown",
"mouseup", "mousemove", "click",
"dblclick", "resize", "focus", "blur"];
var handler = new OpenLayers.Handler(control);
handler.active = false;
var deactivated = handler.deactivate();
t.ok(!deactivated,
"deactivate returns false if the handler is already deactive");
handler.activate();
map.events.unregister = function(type, obj, func) {
var r = func();
if(typeof r == "string") {
// this is one of the mock handler methods
t.ok(OpenLayers.Util.indexOf(events, type) > -1,
"deactivate calls unregister with browser event: " + type);
t.eq(typeof func, "function",
"activate calls unregister with a function");
t.eq(func(), type,
"activate calls unregister with the correct method");
t.eq(obj["CLASS_NAME"], "OpenLayers.Handler",
"activate calls unregister with the handler");
} else {
// this is the call with handler.setEvent as the func
t.ok(r, "activate calls registerPriority with handler.setEvent");
}
}
// set browser event like properties on the handler
for(var i=0; i<events.length; ++i) {
// add in a closure for key
(function(key) {
handler[key] = function() {return key};
})(events[i]);
}
deactivated = handler.deactivate();
t.ok(deactivated,
"deactivated returns true if the handler is already active");
map.events.unregister = OpenLayers.Events.prototype.unregister;
map.destroy();
}
function test_Handler_setEvent(t) {
t.plan(5);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var handler = new OpenLayers.Handler(control);
handler.click = function(evt) {
}
handler.activate();
var testEvent = {
xy: new OpenLayers.Pixel(Math.random(), Math.random()),
altKey: (Math.random() > 0.5),
shiftKey: (Math.random() > 0.5),
ctrlKey: (Math.random() > 0.5),
metaKey: (Math.random() > 0.5)
}
map.events.triggerEvent("click", testEvent);
t.ok(handler.evt.xy.x == testEvent.xy.x &&
handler.evt.xy.y == testEvent.xy.y,
"handler.evt has proper xy object");
t.eq(handler.evt.altKey, testEvent.altKey,
"handler.evt.altKey correct");
t.eq(handler.evt.shiftKey, testEvent.shiftKey,
"handler.evt.shiftKey correct");
t.eq(handler.evt.ctrlKey, testEvent.ctrlKey,
"handler.evt.ctrlKey correct");
t.eq(handler.evt.metaKey, testEvent.metaKey,
"handler.evt.metaKey correct");
}
function test_Handler_destroy(t) {
t.plan(5);
var map = new OpenLayers.Map('map');
var control = new OpenLayers.Control();
map.addControl(control);
var handler = new OpenLayers.Handler(control);
var deactivated = false;
handler.deactivate = function() {
deactivated = true;
};
t.ok(handler.control,
"handler has a control prior to destroy");
t.ok(handler.map,
"handler has a map prior to destroy");
handler.destroy();
t.eq(handler.control, null,
"hanlder.control is null after destroy");
t.eq(handler.map, null,
"handler.map is null after destroy");
t.ok(deactivated,
"handler.deactivate is called by destroy");
}
function test_Handler_checkModifiers(t) {
t.plan(62);
var handler = new OpenLayers.Handler({});
handler.keyMask = null;
var proceed = handler.checkModifiers({});
t.ok(proceed,
"checkModifiers returns true if no keyMask on the handler");
/**
* Test checkModifiers for single keyMask values. The method should
* return true if the corresponding key is associated with the
* event. For example, if evt.shiftKey is true and handler.keyMask
* is OpenLayers.Handler.MOD_SHIFT, checkModifiers should return
* true.
*/
var constants = {
MOD_NONE: null,
MOD_SHIFT: "shiftKey",
MOD_CTRL: "ctrlKey",
MOD_ALT: "altKey",
MOD_META: "metaKey"
}
var proceed, evt, value, c, k;
for(c in constants) {
handler.keyMask = OpenLayers.Handler[c];
// for this key mask, test all single key possibilities
for(k in constants) {
value = constants[k];
evt = {};
if(value) {
// mimic a key down on an event
evt[value] = true;
}
proceed = handler.checkModifiers(evt);
// if k == c, proceed should be true - false otherwise
t.eq(k == c, proceed,
"returns " + proceed + " if keyMask is " + c +
" and " + ((value) ? value : "no key") + " is down");
}
}
/**
* Test checkModifiers for double keyMask values. The method should
* return true if the corresponding key combo is associated with the
* event. For example, if evt.shiftKey is true and handler.keyMask
* is OpenLayers.Handler.MOD_SHIFT, checkModifiers should return
* true.
*/
var constants = ["MOD_SHIFT", "MOD_CTRL", "MOD_ALT", "MOD_META"];
var keys = ["shiftKey", "ctrlKey", "altKey", "metaKey"];
var proceed, evt, c1, c2, k1, k2;
for(var i=0; i<constants.length-1; ++i) {
c1 = constants[i];
for(var j=i+1; j<constants.length; ++j) {
c2 = constants[j];
handler.keyMask = OpenLayers.Handler[c1] |
OpenLayers.Handler[c2];
// for this key mask, test all double key possibilities
for(var x=0; x<keys.length-1; ++x) {
k1 = keys[x];
for(var y=x+1; y<keys.length; ++y) {
k2 = keys[y];
evt = {};
evt[k1] = true;
evt[k2] = true;
proceed = handler.checkModifiers(evt);
// if the combo matches, proceed should be true
// at this point we know that i != j and x != y
t.eq(((i == x) || (i == y)) &&
((j == x) || (j == y)),
proceed,
"returns " + proceed + " if " + c1 + " | " + c2 +
" and " + k1 + " + " + k2 + " is down");
}
}
}
}
}
</script>
</head>
<body>
<div id="map" style="width: 1024px; height: 512px;"/>
</body>
</html>