f17a3c70e4
Move the changelayer event firing logic for in / out of resolution range from the Map class to the Layer class. Tests have been also been created to specifically test that the display method works correctly and fires events only when needed.
946 lines
37 KiB
HTML
946 lines
37 KiB
HTML
<html>
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<head>
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<script src="OLLoader.js"></script>
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<script type="text/javascript">
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var layer;
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function test_Layer_constructor (t) {
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t.plan( 15 );
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var options = { chicken: 151, foo: "bar", projection: "none" };
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var layer = new OpenLayers.Layer('Test Layer', options);
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t.ok( layer instanceof OpenLayers.Layer, "new OpenLayers.Layer returns object" );
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t.eq( layer.CLASS_NAME, "OpenLayers.Layer", "CLASS_NAME variable set correctly");
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t.eq( layer.name, "Test Layer", "layer.name is correct" );
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t.ok( layer.id != null, "Layer is given an id");
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t.ok( layer.projection, "none", "default layer projection correctly set");
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t.ok( ((layer.chicken == 151) && (layer.foo == "bar")), "layer.options correctly set to Layer Object" );
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t.ok( ((layer.options["chicken"] == 151) && (layer.options["foo"] == "bar")), "layer.options correctly backed up" );
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t.ok( typeof layer.div == "object" , "layer.div is created" );
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t.eq( layer.div.id, layer.id, "layer.div.id is correct" );
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options.chicken = 552;
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t.eq( layer.options["chicken"], 151 , "layer.options correctly made fresh copy" );
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t.eq( layer.isBaseLayer, false, "Default layer is not base layer" );
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layer = new OpenLayers.Layer('Test Layer');
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t.ok( layer instanceof OpenLayers.Layer, "new OpenLayers.Layer returns object" );
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t.eq( layer.name, "Test Layer", "layer.name is correct" );
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t.ok( layer.projection == null, "default layer projection correctly set");
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t.ok( layer.options instanceof Object, "layer.options correctly initialized as a non-null Object" );
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}
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function test_Layer_clone (t) {
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t.plan( 7 );
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var mapone = new OpenLayers.Map('map');
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var options = { chicken: 151, foo: "bar", maxResolution: "auto", visibility: false };
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var layer = new OpenLayers.Layer('Test Layer', options);
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mapone.addLayer(layer);
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layer.setVisibility(true);
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// randomly assigned property
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layer.chocolate = 5;
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var clone = layer.clone();
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t.ok( clone.map == null, "cloned layer has map property set to null")
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var maptwo = new OpenLayers.Map('map2');
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maptwo.addLayer(clone);
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t.ok( clone instanceof OpenLayers.Layer, "new OpenLayers.Layer returns object" );
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t.eq( clone.name, "Test Layer", "default clone.name is correct" );
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t.ok( ((clone.options["chicken"] == 151) && (clone.options["foo"] == "bar")), "clone.options correctly set" );
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t.eq(clone.chocolate, 5, "correctly copied randomly assigned property");
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t.eq(clone.visibility, true, "visibility correctly cloned");
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layer.addOptions({chicken:152});
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t.eq(clone.options["chicken"], 151, "made a clean copy of options");
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mapone.destroy();
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maptwo.destroy();
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}
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function test_Layer_setName (t) {
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t.plan( 1 );
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layer = new OpenLayers.Layer('Test Layer');
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layer.setName("chicken");
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t.eq(layer.name, "chicken", "setName() works")
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}
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function test_Layer_addOptions (t) {
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t.plan( 20 );
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var map = new OpenLayers.Map("map", {allOverlays: true});
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var options = { chicken: 151, foo: "bar" };
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var layer = new OpenLayers.Layer('Test Layer', options);
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map.addLayer(layer);
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layer.addOptions({bark:55, chicken: 171});
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t.eq(layer.bark, 55, "addOptions() assigns new option correctly to Layer");
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t.eq(layer.options.bark, 55, "addOptions() adds new option correctly to backup");
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t.eq(layer.chicken, 171, "addOptions() overwrites option correctly to Layer");
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t.eq(layer.options.chicken, 171, "addOptions() overwrites option correctly to backup");
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var log;
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layer.initResolutions = function() {
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log++;
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};
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log = 0;
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layer.addOptions({bark: 56});
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t.eq(log, 0, "addOptions doesn't call initResolutions when not given a resolution option");
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log = 0;
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layer.addOptions({scales: [1, 2]});
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t.eq(log, 1, "addOptions calls initResolutions when given scales");
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log = 0;
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layer.addOptions({resolutions: [1, 2]});
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t.eq(log, 1, "addOptions calls initResolutions when given resolutions");
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log = 0;
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layer.addOptions({minScale: 4});
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t.eq(log, 1, "addOptions calls initResolutions when given minScale");
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log = 0;
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layer.addOptions({maxScale: 4});
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t.eq(log, 1, "addOptions calls initResolutions when given maxScale");
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log = 0;
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layer.addOptions({minResolution: 4});
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t.eq(log, 1, "addOptions calls initResolutions when given minResolution");
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log = 0;
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layer.addOptions({maxResolution: 4});
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t.eq(log, 1, "addOptions calls initResolutions when given maxResolution");
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log = 0;
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layer.addOptions({numZoomLevels: 4});
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t.eq(log, 1, "addOptions calls initResolutions when given numZoomLevels");
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log = 0;
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layer.addOptions({maxZoomLevel: 4});
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t.eq(log, 1, "addOptions calls initResolutions when given maxZoomLevel");
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log = 0;
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layer.addOptions({projection: new OpenLayers.Projection("EPSG:900913")});
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t.eq(log, 1, "addOptions calls initResolutions when given projection");
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log = 0;
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layer.addOptions({units: "m"});
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t.eq(log, 1, "addOptions calls initResolutions when given units");
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log = 0;
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layer.addOptions({minExtent: new OpenLayers.Bounds(0, 0, 0, 0)});
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t.eq(log, 1, "addOptions calls initResolutions when given minExtent");
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log = 0;
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layer.addOptions({maxExtent: new OpenLayers.Bounds(0, 0, 0, 0)});
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t.eq(log, 1, "addOptions calls initResolutions when given maxExtent");
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layer.projection = null;
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layer.addOptions({projection: "EPSG:900913"});
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t.ok(layer.projection instanceof OpenLayers.Projection,
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"addOptions creates a Projection object when given a projection string");
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log = null;
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// adding a 2nd layer to see if it gets reinitialized properly
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var layer2 = new OpenLayers.Layer(null, {
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moveTo: function(bounds) {
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log = bounds;
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}
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});
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map.addLayer(layer2);
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layer.addOptions({maxResolution: 0.00034332275390625}, true);
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t.eq(log.toBBOX(), map.getExtent().toBBOX(), "when reinitialize is set to true, changing base layer's resolution property reinitializes all layers.");
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map.removeLayer(layer);
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log = 0;
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layer.addOptions({minExtent: new OpenLayers.Bounds(0, 0, 0, 0)});
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t.eq(log, 0, "addOptions doesn't call initResolutions when layer is not in map");
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}
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function test_addOptionsScale(t) {
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t.plan(1);
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var map = new OpenLayers.Map("map");
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var layer = new OpenLayers.Layer.WMS();
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map.addLayer(layer);
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map.zoomToMaxExtent();
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layer.addOptions({maxResolution: 0.5, numZoomLevels: 15});
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t.eq(layer.alwaysInRange, false, "alwaysInRange should not be true anymore");
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}
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function test_Layer_StandardOptionsAccessors (t) {
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t.plan( 4 );
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var projection = "EPSG:4326";
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var maxExtent = new OpenLayers.Bounds(50,50,100,100);
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var maxResolution = 1.5726;
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var numZoomLevels = 11;
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var options = { projection: projection,
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maxExtent: maxExtent,
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maxResolution: maxResolution,
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numZoomLevels: numZoomLevels
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};
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var layer = new OpenLayers.Layer('Test Layer', options);
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t.eq(layer.projection.getCode(), projection, "projection set correctly");
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t.ok(layer.maxExtent.equals(maxExtent), "maxExtent set correctly");
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t.eq(layer.maxResolution, maxResolution, "maxResolution set correctly");
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t.eq(layer.numZoomLevels, numZoomLevels, "numZoomLevels set correctly");
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}
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function test_maxExtent(t) {
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t.plan(5);
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var layer = new OpenLayers.Layer(
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null, {maxExtent: [-180, 0, 0, 90]}
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);
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t.ok(layer.maxExtent instanceof OpenLayers.Bounds, "(array) bounds instance");
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t.eq(layer.maxExtent.left, -180, "(array) bounds left");
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t.eq(layer.maxExtent.bottom, 0, "(array) bounds left");
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t.eq(layer.maxExtent.right, 0, "(array) bounds right");
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t.eq(layer.maxExtent.top, 90, "(array) bounds top");
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layer.destroy();
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}
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function test_minExtent(t) {
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t.plan(5);
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var layer = new OpenLayers.Layer(
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null, {minExtent: [-180, 0, 0, 90]}
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);
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t.ok(layer.minExtent instanceof OpenLayers.Bounds, "(array) bounds instance");
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t.eq(layer.minExtent.left, -180, "(array) bounds left");
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t.eq(layer.minExtent.bottom, 0, "(array) bounds left");
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t.eq(layer.minExtent.right, 0, "(array) bounds right");
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t.eq(layer.minExtent.top, 90, "(array) bounds top");
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layer.destroy();
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}
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function test_eventListeners(t) {
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t.plan(1);
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var method = OpenLayers.Events.prototype.on;
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// test that events.on is called at layer construction
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var options = {
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eventListeners: {foo: "bar"}
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};
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OpenLayers.Events.prototype.on = function(obj) {
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t.eq(obj, options.eventListeners, "events.on called with eventListeners");
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}
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var layer = new OpenLayers.Layer("test", options);
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OpenLayers.Events.prototype.on = method;
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layer.destroy();
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// if events.on is called again, this will fail due to an extra test
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// test layer without eventListeners
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OpenLayers.Events.prototype.on = function(obj) {
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t.fail("events.on called without eventListeners");
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}
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var layer2 = new OpenLayers.Layer("test");
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OpenLayers.Events.prototype.on = method;
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layer2.destroy();
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}
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function test_initResolutions_alwaysInRange(t) {
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t.plan(3);
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var map, layer;
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map = new OpenLayers.Map("map");
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layer = new OpenLayers.Layer("test", {maxResolution: 80, minResolution: 10});
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map.addLayer(layer);
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t.eq(layer.alwaysInRange, false,
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"alwaysInRange set to false due to passed options");
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map.destroy();
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map = new OpenLayers.Map("map");
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layer = new OpenLayers.Layer("test", {projection: "unknown"});
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map.addLayer(layer);
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t.eq(layer.alwaysInRange, true,
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"alwaysInRange true if unknown projection is set.");
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map.destroy();
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map = new OpenLayers.Map("map");
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OpenLayers.Layer.prototype.alwaysInRange = false;
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layer = new OpenLayers.Layer("test", {'projection': 'EPSG:4326'});
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map.addLayer(layer);
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t.eq(layer.alwaysInRange, false,
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"alwaysInRange true if overridden on prototype.");
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OpenLayers.Layer.prototype.alwaysInRange = null;
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map.destroy();
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}
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function test_initResolutions_resolutions(t) {
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function initResolutionsTest(
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id, mapOptions, layerOptions,
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expectedResolutions, expectedMinResolution, expectedMaxResolution) {
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// setup
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var map = new OpenLayers.Map("map", mapOptions);
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var layer = new OpenLayers.Layer(null, layerOptions);
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map.addLayer(layer);
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// make resolution assertions
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t.eq(
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layer.resolutions.length, expectedResolutions.length,
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id + ": correct resolutions length"
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);
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// allow for floating point imprecision
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var got, exp, same = true;
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for (var i=0; i<expectedResolutions.length; ++i) {
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got = layer.resolutions[i];
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exp = expectedResolutions[i];
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if (got.toFixed(10) !== exp.toFixed(10)) {
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t.fail(id + ": bad resolutions - index " + i + " got " + got + " but expected " + exp);
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same = false;
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break;
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}
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}
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if (same) {
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t.ok(true, id + ": correct resolutions");
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}
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t.eq(
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layer.maxResolution, expectedMaxResolution,
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id + ": maxResolution set"
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);
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t.eq(
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layer.minResolution, expectedMinResolution,
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id + ": minResolution set"
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);
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// teardown
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map.destroy();
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}
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// each case is an array of id, map options, layer options, expected resolutions,
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// expected min resolution, and expected max resolution
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var cases = [[
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/*
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* Batch 1: map defaults and sensible layer options
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*/
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"1.0", null, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"1.1", null, {resolutions: [400, 200, 100], minResolution: 150, maxResolution: 300},
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[400, 200, 100], 150, 300
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], [
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"1.2", null, {maxResolution: 4000, numZoomLevels: 3},
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[4000, 2000, 1000], 1000, 4000
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], [
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"1.3", null, {maxResolution: 4000, maxZoomLevel: 2},
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[4000, 2000, 1000], 1000, 4000
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], [
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"1.4", null, {minResolution: 40, numZoomLevels: 3},
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[160, 80, 40], 40, 160
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], [
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"1.5", null, {minResolution: 40, maxZoomLevel: 2},
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[160, 80, 40], 40, 160
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], [
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"1.6", null, {minResolution: 10, maxResolution: 40},
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[40, 20, 10], 10, 40
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], [
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"1.7", null, {minResolution: 10, maxResolution: 40, numZoomLevels: 3},
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[40, 20, 10], 10, 40
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], [
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"1.8", null, {minResolution: 10, maxResolution: 40, maxZoomLevel: 2},
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[40, 20, 10], 10, 40
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], [
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"1.9", null, {scales: [400000, 200000, 100000]},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.10", null, {scales: [400000, 200000, 100000], minScale: 400000, maxScale: 100000},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.11", null, {minScale: 400000, numZoomLevels: 3},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.12", null, {minScale: 400000, maxZoomLevel: 2},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.13", null, {maxScale: 100000, numZoomLevels: 3},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.14", null, {maxScale: 100000, maxZoomLevel: 2},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.15", null, {maxScale: 100000, minScale: 400000},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.16", null, {maxScale: 100000, minScale: 400000, numZoomLevels: 3},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.17", null, {maxScale: 100000, minScale: 400000, maxZoomLevel: 2},
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[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
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], [
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"1.18", null, {scales: [400000, 200000, 100000], units: "m"},
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[141.11103491115225, 70.55551745557612, 35.27775872778806], 35.27775872778806, 141.11103491115225
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], [
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"1.19", null, {minScale: 400000, numZoomLevels: 3, units: "m"},
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[141.11103491115225, 70.55551745557612, 35.27775872778806], 35.27775872778806, 141.11103491115225
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], [
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"1.20", null, {maxScale: 100000, numZoomLevels: 3, units: "m"},
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[141.11103491115225, 70.55551745557612, 35.27775872778806], 35.27775872778806, 141.11103491115225
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], [
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"1.21", null, {numZoomLevels: 2}, // maxResolution calculated based on the projection's maxExtent here
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[1.40625, 0.703125], 0.703125, 1.40625
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], [
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/*
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* Batch 2: custom map options map and sensible layer options
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*/
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/*
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* Batch 2.1: resolutions set in the layer options
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*/
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"2.1.0", {resolutions: [300, 150]}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"2.1.1", {numZoomLevels: 4}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"2.1.2", {maxResolution: 300}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"2.1.3", {minResolution: 300}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"2.1.4", {scales: [4, 2, 1]}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"2.1.5", {minScale: 4}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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"2.1.6", {maxScale: 4}, {resolutions: [400, 200, 100]},
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[400, 200, 100], 100, 400
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], [
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/*
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* Batch 2.2: minResolution and maxResolution set in the layer options
|
|
*/
|
|
"2.2.0", {resolutions: [80, 40, 20, 10]}, {minResolution: 12, maxResolution: 48, numZoomLevels: 0},
|
|
[80, 40, 20, 10], 12, 48
|
|
], [
|
|
"2.2.1", {resolutions: [80, 40, 20, 10]}, {minResolution: 12, maxResolution: 48, numZoomLevels: -1},
|
|
[80, 40, 20, 10], 12, 48
|
|
], [
|
|
"2.2.2", {resolutions: [80, 40, 20, 10]}, {minResolution: 12, maxResolution: 48, numZoomLevels: null},
|
|
[80, 40, 20, 10], 12, 48
|
|
], [
|
|
"2.2.3", {resolutions: [80, 40, 20, 10]}, {minResolution: 12, maxResolution: 48, numZoomLevels: undefined},
|
|
[48, 24, 12], 12, 48
|
|
], [
|
|
"2.2.4", {resolutions: [80, 40, 20, 10]}, {minResolution: 12, maxResolution: 48, numZoomLevels: 3},
|
|
[48, 24, 12], 12, 48
|
|
], [
|
|
"2.2.5", {resolutions: [80, 40, 20, 10]}, {minResolution: 12, maxResolution: 48},
|
|
[48, 24, 12], 12, 48
|
|
], [
|
|
/*
|
|
* Batch 2.3: maxResolution set in the layer options
|
|
*/
|
|
"2.3.0", {resolutions: [300, 150]}, {maxResolution: 4000, numZoomLevels: 3},
|
|
[4000, 2000, 1000], 1000, 4000
|
|
], [
|
|
"2.3.1", {numZoomLevels: 2}, {maxResolution: 4000, numZoomLevels: 3},
|
|
[4000, 2000, 1000], 1000, 4000
|
|
], [
|
|
"2.3.2", {maxResolution: 50}, {maxResolution: 4000, numZoomLevels: 3},
|
|
[4000, 2000, 1000], 1000, 4000
|
|
], [
|
|
"2.3.3", {scales: [4, 2, 1]}, {maxResolution: 4000, numZoomLevels: 3},
|
|
[4000, 2000, 1000], 1000, 4000
|
|
], [
|
|
"2.3.4", {minScale: 4}, {maxResolution: 4000, numZoomLevels: 3},
|
|
[4000, 2000, 1000], 1000, 4000
|
|
], [
|
|
"2.3.5", {resolutions: [300, 150]}, {maxResolution: 250},
|
|
[300, 150], 150, 250
|
|
], [
|
|
/*
|
|
* Batch 2.4: minResolution set in the layer options
|
|
*/
|
|
"2.4.0", {resolutions: [300, 150]}, {minResolution: 40, numZoomLevels: 3},
|
|
[160, 80, 40], 40, 160
|
|
], [
|
|
"2.4.1", {numZoomLevels: 2}, {minResolution: 40, numZoomLevels: 3},
|
|
[160, 80, 40], 40, 160
|
|
], [
|
|
"2.4.2", {minResolution: 50}, {minResolution: 40, numZoomLevels: 3},
|
|
[160, 80, 40], 40, 160
|
|
], [
|
|
"2.4.3", {scales: [4, 2, 1]}, {minResolution: 40, numZoomLevels: 3},
|
|
[160, 80, 40], 40, 160
|
|
], [
|
|
"2.4.4", {maxScale: 1}, {minResolution: 40, numZoomLevels: 3},
|
|
[160, 80, 40], 40, 160
|
|
], [
|
|
"2.4.5", {resolutions: [300, 150]}, {minResolution: 250},
|
|
[300, 150], 250, 300
|
|
], [
|
|
/*
|
|
* Batch 2.5: scales set in the layer options
|
|
*/
|
|
"2.5.0", {resolutions: [4, 2, 1]}, {scales: [400000, 200000, 100000]},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.5.1", {numZoomLevels: 2}, {scales: [400000, 200000, 100000]},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.5.2", {maxResolution: 4}, {scales: [400000, 200000, 100000]},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.5.3", {minResolution: 1}, {scales: [400000, 200000, 100000]},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.5.4", {units: "m"}, {scales: [400000, 200000, 100000]},
|
|
[141.11103491115225, 70.55551745557612, 35.27775872778806], 35.27775872778806, 141.11103491115225
|
|
], [
|
|
/*
|
|
* Batch 2.6: minScale set in the layer options
|
|
*/
|
|
"2.6.0", {resolutions: [4, 2, 1]}, {minScale: 400000, numZoomLevels: 3},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.6.1", {numZoomLevels: 2}, {minScale: 400000, numZoomLevels: 3},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.6.2", {maxResolution: 4}, {minScale: 400000, numZoomLevels: 3},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.6.3", {scales: [400000, 200000, 100000]}, {minScale: 200000},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0006349563376084181
|
|
], [
|
|
/*
|
|
* Batch 2.7: maxScale set in the layer options
|
|
*/
|
|
"2.7.0", {resolutions: [4, 2, 1]}, {maxScale: 100000, numZoomLevels: 3},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.7.1", {numZoomLevels: 2}, {maxScale: 100000, numZoomLevels: 3},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.7.2", {minResolution: 1}, {maxScale: 100000, numZoomLevels: 3},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.00031747816880420905, 0.0012699126752168362
|
|
], [
|
|
"2.7.3", {scales: [400000, 200000, 100000]}, {maxScale: 200000},
|
|
[0.0012699126752168362, 0.0006349563376084181, 0.00031747816880420905], 0.0006349563376084181, 0.0012699126752168362
|
|
], [
|
|
/*
|
|
* Batch 2.8: numZoomLevels set in the layer options
|
|
*/
|
|
"2.8.0", {maxResolution: 80}, {numZoomLevels: 4}, // maxResolution calculated based on the projection's maxExtent here
|
|
[1.40625, 0.703125, 0.3515625, 0.17578125], 0.17578125, 1.40625
|
|
], [
|
|
"2.8.1", {maxResolution: 80, numZoomLevels: 4}, {numZoomLevels: null},
|
|
[80, 40, 20, 10], 10, 80
|
|
], [
|
|
"2.8.2", {maxResolution: 80, numZoomLevels: 4}, {numZoomLevels: undefined},
|
|
[80, 40, 20, 10], 10, 80
|
|
]];
|
|
|
|
// run all cases (4 tests each)
|
|
var i, num = cases.length, c;
|
|
t.plan(num * 4);
|
|
for (i=0; i<num; ++i) {
|
|
c = cases[i];
|
|
initResolutionsTest(c[0], c[1], c[2], c[3], c[4], c[5]);
|
|
}
|
|
|
|
}
|
|
|
|
function test_Layer_visibility(t) {
|
|
|
|
t.plan(7);
|
|
|
|
var layer = new OpenLayers.Layer('Test Layer');
|
|
|
|
t.eq(layer.getVisibility(), true, "default for layer creation is visible");
|
|
|
|
layer.setVisibility(false);
|
|
t.eq(layer.getVisibility(), false, "setVisibility false works");
|
|
|
|
layer.setVisibility(true);
|
|
t.eq(layer.getVisibility(), true, "setVisibility true works");
|
|
|
|
// Need a map in order to have moveTo called.
|
|
// Tests added for #654.
|
|
var layer = new OpenLayers.Layer.WMS('Test Layer','http://example.com');
|
|
var m = new OpenLayers.Map('map');
|
|
m.addLayer(layer);
|
|
m.zoomToMaxExtent();
|
|
|
|
layermoved = false;
|
|
layer.moveTo = function() { layermoved = true; }
|
|
|
|
layer.events.register('visibilitychanged', t, function() {
|
|
this.ok(true, "Visibility changed calls layer event.");
|
|
});
|
|
|
|
layer.setVisibility(false);
|
|
t.eq(layermoved, false, "Layer didn't move when calling setvis false");
|
|
|
|
layer.setVisibility(true);
|
|
t.eq(layermoved, true, "Layer moved when calling setvis true.");
|
|
|
|
}
|
|
|
|
|
|
function test_Layer_getZoomForResolution(t) {
|
|
|
|
t.plan(12);
|
|
|
|
var layer = new OpenLayers.Layer('Test Layer');
|
|
layer.map = {};
|
|
|
|
//make some dummy resolutions
|
|
layer.resolutions = [128, 64, 32, 16, 8, 4, 2];
|
|
|
|
t.eq(layer.getZoomForResolution(200), 0, "zoom all the way out");
|
|
t.eq(layer.getZoomForResolution(25), 2, "zoom in middle");
|
|
t.eq(layer.getZoomForResolution(3), 5, "zoom allmost all the way in");
|
|
t.eq(layer.getZoomForResolution(1), 6, "zoom all the way in");
|
|
|
|
t.eq(layer.getZoomForResolution(65), 0, "smallest containing res");
|
|
t.eq(layer.getZoomForResolution(63), 1, "smallest containing res");
|
|
|
|
t.eq(layer.getZoomForResolution(65, true), 1, "closest res");
|
|
t.eq(layer.getZoomForResolution(63, true), 1, "closest res");
|
|
|
|
layer.map.fractionalZoom = true;
|
|
t.eq(layer.getZoomForResolution(64), 1,
|
|
"(fractionalZoom) correct zoom for res in array");
|
|
t.eq(layer.getZoomForResolution(48).toPrecision(6), (1.5).toPrecision(6),
|
|
"(fractionalZoom) linear scaling for res between entries");
|
|
t.eq(layer.getZoomForResolution(200).toPrecision(6), (0).toPrecision(6),
|
|
"(fractionalZoom) doesn't return zoom below zero");
|
|
t.eq(layer.getZoomForResolution(1).toPrecision(6), (layer.resolutions.length - 1).toPrecision(6),
|
|
"(fractionalZoom) doesn't return zoom above highest index");
|
|
}
|
|
|
|
function test_Layer_redraw(t) {
|
|
t.plan(11)
|
|
|
|
var name = 'Test Layer';
|
|
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
|
|
var params = { map: '/mapdata/vmap_wms.map',
|
|
layers: 'basic',
|
|
format: 'image/jpeg'};
|
|
|
|
var layer = new OpenLayers.Layer.WMS(name, url, params);
|
|
|
|
t.ok(!layer.redraw(),
|
|
"redraw on an orphan layer returns false");
|
|
|
|
var map = new OpenLayers.Map('map');
|
|
map.addLayer(layer);
|
|
|
|
t.ok(!layer.redraw(),
|
|
"redraw returns false if map does not yet have a center");
|
|
map.zoomToMaxExtent();
|
|
|
|
t.ok(layer.redraw(),
|
|
"redraw returns true after map has a center");
|
|
|
|
layer.setVisibility(false);
|
|
t.ok(!layer.redraw(),
|
|
"redraw returns false if a layer is not visible");
|
|
|
|
layer.setVisibility(true);
|
|
t.ok(layer.redraw(),
|
|
"redraw returns true even if extent has not changed");
|
|
|
|
var log = {};
|
|
var onMoveend = function(e) {
|
|
log.event = e;
|
|
};
|
|
layer.events.on({"moveend": onMoveend});
|
|
layer.redraw();
|
|
layer.events.un({"moveend": onMoveend});
|
|
// test that the moveend event was triggered
|
|
t.ok(log.event, "an event was logged");
|
|
t.eq(log.event.type, "moveend", "moveend was triggered");
|
|
t.eq(log.event.zoomChanged, true, "event says zoomChanged true - poor name");
|
|
|
|
layer.moveTo = function(bounds, zoomChanged, dragging) {
|
|
var extent = layer.map.getExtent();
|
|
t.ok(bounds.equals(extent),
|
|
"redraw calls moveTo with the map extent");
|
|
t.ok(zoomChanged,
|
|
"redraw calls moveTo with zoomChanged true");
|
|
t.ok(!dragging,
|
|
"redraw calls moveTo with dragging false");
|
|
}
|
|
layer.redraw();
|
|
}
|
|
|
|
function test_layer_setIsBaseLayer(t) {
|
|
t.plan(2);
|
|
var map = new OpenLayers.Map('map');
|
|
layer = new OpenLayers.Layer();
|
|
|
|
map.events.register("changebaselayer", t, function() {
|
|
this.ok(true, "setIsBaseLayer() trig changebaselayer event.")
|
|
});
|
|
|
|
map.addLayer(layer);
|
|
layer.setIsBaseLayer(true);
|
|
t.ok(layer.isBaseLayer, "setIsBaseLayer() change isBaseLayer property.");
|
|
}
|
|
|
|
function test_layer_setTileSize(t) {
|
|
t.plan(4);
|
|
|
|
layer = new OpenLayers.Layer();
|
|
|
|
g_MapTileSize = new OpenLayers.Size(25,67);
|
|
layer.map = {
|
|
getTileSize: function() {
|
|
return g_MapTileSize;
|
|
}
|
|
};
|
|
|
|
var layerTileSize = new OpenLayers.Size(1,1);
|
|
|
|
//TILE SIZE
|
|
layer.tileSize = layerTileSize;
|
|
|
|
//parameter
|
|
var size = new OpenLayers.Size(2,2);
|
|
layer.setTileSize(size);
|
|
t.ok(layer.tileSize.equals(size), "size paramater set correctly to layer's tile size");
|
|
|
|
//set on layer
|
|
layer.tileSize = layerTileSize;
|
|
layer.setTileSize();
|
|
t.ok(layer.tileSize.equals(layerTileSize), "layer's tileSize property preserved if no parameter sent in");
|
|
|
|
//take it from map
|
|
layer.tileSize = null;
|
|
layer.setTileSize();
|
|
t.ok(layer.tileSize.equals(g_MapTileSize), "layer's tileSize property is null and so correctly taken from the map");
|
|
|
|
|
|
|
|
//GUTTERS
|
|
layer.gutter = 15;
|
|
size = new OpenLayers.Size(10,100);
|
|
layer.setTileSize(size);
|
|
|
|
var desiredImageSize = new OpenLayers.Size(40, 130);
|
|
|
|
t.ok(layer.imageSize.equals(desiredImageSize), "image size correctly calculated");
|
|
}
|
|
|
|
function test_Layer_getResolution(t) {
|
|
t.plan(1);
|
|
var layer = new OpenLayers.Layer("test");
|
|
layer.map = {
|
|
getZoom: function() {return "foo";}
|
|
};
|
|
layer.getResolutionForZoom = function(zoom) {
|
|
t.eq(zoom, "foo", "getResolution calls getResolutionForZoom");
|
|
}
|
|
layer.getResolution();
|
|
layer.map = null;
|
|
layer.destroy();
|
|
}
|
|
|
|
function test_Layer_getResolutionForZoom(t) {
|
|
t.plan(8);
|
|
var layer = new OpenLayers.Layer("test");
|
|
layer.map = {fractionalZoom: false};
|
|
layer.resolutions = ["zero", "one", "two"];
|
|
t.eq(layer.getResolutionForZoom(0), "zero",
|
|
"(fractionalZoom false) returns resolution for given index");
|
|
t.eq(layer.getResolutionForZoom(0.9), "one",
|
|
"(fractionalZoom false) returns resolution for float index");
|
|
|
|
layer.resolutions = [2, 4, 6, 8];
|
|
layer.map.fractionalZoom = true;
|
|
t.eq(layer.getResolutionForZoom(1).toPrecision(6), (4).toPrecision(6),
|
|
"(fractionalZoom true) returns resolution for integer zoom");
|
|
|
|
t.eq(layer.getResolutionForZoom(1.3).toPrecision(6), (4.6).toPrecision(6),
|
|
"(fractionalZoom true) for zoom 1.3 should be 4.6");
|
|
|
|
t.eq(layer.getResolutionForZoom(1.6).toPrecision(6), (5.2).toPrecision(6),
|
|
"(fractionalZoom true) for zoom 1.6 should be 5.2");
|
|
|
|
t.eq(layer.getResolutionForZoom(1.8).toPrecision(6), (5.6).toPrecision(6),
|
|
"(fractionalZoom true) for zoom 1.8 should be 5.6");
|
|
|
|
t.eq(layer.getResolutionForZoom(1.5).toPrecision(6), (5).toPrecision(6),
|
|
"(fractionalZoom true) returns resolution for float zoom");
|
|
t.eq(layer.getResolutionForZoom(3.5).toPrecision(6), (8).toPrecision(6),
|
|
"(fractionalZoom true) returns resolution for zoom beyond res length - 1");
|
|
|
|
}
|
|
|
|
function test_afterAdd(t) {
|
|
|
|
t.plan(4);
|
|
|
|
var log = [];
|
|
var map = new OpenLayers.Map("map");
|
|
var layer = new OpenLayers.Layer(null, {
|
|
isBaseLayer: true,
|
|
eventListeners: {
|
|
"added": function(evt) {
|
|
log.push(evt);
|
|
}
|
|
}
|
|
});
|
|
var hasBase = false;
|
|
layer.afterAdd = function() {
|
|
hasBase = !!(layer.map && layer.map.baseLayer);
|
|
}
|
|
map.addLayer(layer);
|
|
t.eq(hasBase, true, "when afterAdd is called, map has a base layer");
|
|
t.eq(log.length, 1, "added event triggered");
|
|
t.eq(log[0].map.id, map.id, "added listener argument with correct map");
|
|
t.eq(log[0].layer.id, layer.id, "added listener argument with correct layer");
|
|
|
|
}
|
|
|
|
function test_setOpacity(t) {
|
|
t.plan(5);
|
|
|
|
var map, layer, log;
|
|
|
|
map = new OpenLayers.Map("map");
|
|
layer = new OpenLayers.Layer("");
|
|
map.addLayer(layer);
|
|
|
|
log = [];
|
|
map.events.register('changelayer', t, function(event) {
|
|
log.push({layer: event.layer, property: event.property});
|
|
});
|
|
layer.setOpacity(0.42);
|
|
t.eq(layer.opacity, 0.42,
|
|
"setOpacity() set layer.opacity to correct value");
|
|
t.eq(log.length, 1,
|
|
"setOpacity() triggers changelayer once");
|
|
t.ok(log[0].layer == layer,
|
|
"changelayer listener called with expected layer");
|
|
t.eq(log[0].property, "opacity",
|
|
"changelayer listener called with expected property");
|
|
|
|
// This call must not trig the event because the opacity value is the same.
|
|
log = [];
|
|
layer.setOpacity(0.42);
|
|
t.eq(log.length, 0,
|
|
"setOpacity() does not trigger changelayer if the opacity value is the same");
|
|
}
|
|
|
|
function test_display(t) {
|
|
t.plan(8);
|
|
|
|
var map, layer, log;
|
|
|
|
map = new OpenLayers.Map("map");
|
|
layer = new OpenLayers.Layer("", {
|
|
alwaysInRange: true,
|
|
visibility: true
|
|
});
|
|
map.addLayer(layer);
|
|
|
|
log = [];
|
|
map.events.register('changelayer', t, function(event) {
|
|
log.push({
|
|
layer: event.layer,
|
|
property: event.property
|
|
});
|
|
});
|
|
layer.display(false);
|
|
t.eq(layer.div.style.display, "none", "display() set layer's display style to correct value");
|
|
t.eq(layer.getVisibility(), true, "display() does not affect layer's visibility state");
|
|
t.eq(log.length, 1, "display() triggers changelayer once");
|
|
t.ok(log[0].layer == layer, "changelayer listener called with expected layer");
|
|
t.eq(log[0].property, "visibility", "changelayer listener called with expected property");
|
|
layer.visibility = false;
|
|
layer.display(true);
|
|
t.eq(layer.div.style.display, "block", "display() set layer's display style to correct value");
|
|
t.eq(layer.getVisibility(), false, "display() does not affect layer's visibility state");
|
|
|
|
// This call must not trig the event because the opacity value is the same.
|
|
log = [];
|
|
layer.display(true);
|
|
t.eq(log.length, 0, "display() does not trigger changelayer if the display value is the same");
|
|
}
|
|
|
|
/******
|
|
*
|
|
*
|
|
* HERE IS WHERE SOME TESTS SHOULD BE PUT TO CHECK ON THE LONLAT-PX TRANSLATION
|
|
* FUNCTIONS AND RESOLUTION AND GETEXTENT GETZOOMLEVEL, ETC
|
|
*
|
|
*
|
|
*/
|
|
|
|
|
|
function test_Layer_destroy (t) {
|
|
t.plan( 8 );
|
|
|
|
var log = [];
|
|
var map = new OpenLayers.Map('map');
|
|
|
|
layer = new OpenLayers.Layer('Test Layer', {
|
|
eventListeners: {
|
|
"removed": function(evt) {
|
|
log.push(evt);
|
|
}
|
|
}
|
|
});
|
|
|
|
map.addLayer(layer);
|
|
|
|
layer.destroy();
|
|
|
|
t.eq( layer.name, null, "layer.name is null after destroy" );
|
|
t.eq( layer.div, null, "layer.div is null after destroy" );
|
|
t.eq( layer.map, null, "layer.map is null after destroy" );
|
|
t.eq( layer.options, null, "layer.options is null after destroy" );
|
|
|
|
t.eq(map.layers.length, 0, "layer removed from map");
|
|
t.eq(log.length, 1, "removed event triggered");
|
|
t.eq(log[0].map.id, map.id, "removed listener argument with correct map");
|
|
t.eq(log[0].layer.id, layer.id, "removed listener argument with correct layer");
|
|
|
|
map.destroy();
|
|
|
|
}
|
|
|
|
</script>
|
|
</head>
|
|
<body>
|
|
<div id="map" style="width:500px;height:500px"></div>
|
|
<div id="map2" style="width:100px;height:100px"></div>
|
|
</body>
|
|
</html>
|