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<!DOCTYPE html>
<html>
<head>
<script src="../OLLoader.js"></script>
<script type="text/javascript">
function test_constructor(t) {
t.plan(5);
var control = new OpenLayers.Control.Zoom();
t.ok(control instanceof OpenLayers.Control, "instance of Control");
t.ok(control instanceof OpenLayers.Control.Zoom, "instance of Zoom");
t.eq(control.displayClass, "olControlZoom", "displayClass");
control.destroy();
control = new OpenLayers.Control.Zoom({
zoomInText: "zoom in!",
zoomOutText: "zoom out!"
});
t.eq(control.zoomInText, "zoom in!", "zoomInText");
t.eq(control.zoomOutText, "zoom out!", "zoomOutText");
control.destroy();
}
function test_addControl(t) {
t.plan(3);
var map = new OpenLayers.Map("map");
var control = new OpenLayers.Control.Zoom();
map.addControl(control);
t.ok(control.map === map, "Control.map set");
t.ok(!!~OpenLayers.Util.indexOf(map.controls, control), "map.controls contains control");
control = new OpenLayers.Control.Zoom({zoomInId: "in", zoomOutId: "out"});
map.addControl(control);
var eventsEl = document.getElementById("out").parentNode;
t.ok(control.events.element === eventsEl, "Events instance listens to custom div's parentNode");
map.destroy();
}
function test_zoomIn(t) {
t.plan(2);
var map = new OpenLayers.Map({
div: "map",
layers: [new OpenLayers.Layer(null, {isBaseLayer: true})],
zoomMethod: null
});
var control = new OpenLayers.Control.Zoom();
map.addControl(control);
map.setCenter([0, 0], 0);
t.eq(map.getZoom(), 0, "initial center");
map.events.triggerEvent("buttonclick", {buttonElement: control.zoomInLink});
t.eq(map.getZoom(), 1, "after zoom in");
map.destroy();
}
function test_zoomOut(t) {
t.plan(2);
var map = new OpenLayers.Map({
div: "map",
layers: [new OpenLayers.Layer(null, {isBaseLayer: true})],
zoomMethod: null
});
var control = new OpenLayers.Control.Zoom();
map.addControl(control);
map.setCenter([0, 0], 1);
t.eq(map.getZoom(), 1, "initial center");
map.events.triggerEvent("buttonclick", {buttonElement: control.zoomOutLink});
t.eq(map.getZoom(), 0, "after zoom out");
map.destroy();
}
</script>
</head>
<body>
<div id="map" style="width: 512px; height: 256px;"/>
<div id="in">in</div><div id="out">out</out>
</body>
</html>
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