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<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 layer;
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var name = 'Test Layer';
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var url = "http://octo.metacarta.com/cgi-bin/mapserv";
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var params = { map: '/mapdata/vmap_wms.map',
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layers: 'basic',
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format: 'image/png'};
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function test_01_Layer_WMS_constructor (t) {
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t.plan( 4 );
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layer = new OpenLayers.Layer.WMS();
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var url = "http://octo.metacarta.com/cgi-bin/mapserv";
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layer = new OpenLayers.Layer.WMS(name, url, params);
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t.ok( layer instanceof OpenLayers.Layer.WMS, "new OpenLayers.Layer.WMS returns object" );
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t.eq( layer.url, "http://octo.metacarta.com/cgi-bin/mapserv", "layer.url is correct (HTTPRequest inited)" );
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t.eq( layer.params.MAP, "/mapdata/vmap_wms.map", "params passed in correctly uppercased" );
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t.eq( layer.params.SERVICE, "WMS", "default params correclty uppercased and copied");
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}
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function test_02_Layer_WMS_addtile (t) {
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t.plan( 6 );
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var url = "http://octo.metacarta.com/cgi-bin/mapserv";
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layer = new OpenLayers.Layer.WMS(name, url, params);
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var map = new OpenLayers.Map($('map'));
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map.addLayer(layer);
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var pixel = new OpenLayers.Pixel(5,6);
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var tile = layer.addTile(new OpenLayers.Bounds(1,2,3,4), pixel);
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tile.draw();
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var img = tile.imgDiv;
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t.eq( img.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/png&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "image src is created correctly via addtile" );
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t.eq( tile.imgDiv.style.top, "6px", "image top is set correctly via addtile" );
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t.eq( tile.imgDiv.style.left, "5px", "image top is set correctly via addtile" );
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var firstChild = layer.div.firstChild;
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if (!isMozilla)
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t.ok( true, "skipping element test outside of Mozilla");
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else
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t.ok( firstChild instanceof HTMLElement, "div first child is an image object" );
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t.eq( firstChild.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/png&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "div first child is correct image object" );
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t.eq( tile.position.toString(), "x=5,y=6", "Position of tile is set correctly." );
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}
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function test_03_Layer_WMS_inittiles (t) {
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t.plan( 2 );
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var map = new OpenLayers.Map($('map'));
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layer = new OpenLayers.Layer.WMS(name, url, params);
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map.addLayer(layer);
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map.setCenter(new OpenLayers.LonLat(0,0),5);
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t.eq( layer.grid.length, 7, "Grid rows is correct." );
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t.eq( layer.grid[0].length, 6, "Grid cols is correct." );
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}
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function test_04_Layer_WMS_clone (t) {
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t.plan(4);
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var url = "http://octo.metacarta.com/cgi-bin/mapserv";
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var options = {tileSize: new OpenLayers.Size(500,50)};
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var map = new OpenLayers.Map('map', options);
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layer = new OpenLayers.Layer.WMS(name, url, params);
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map.addLayer(layer);
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layer.grid = [ [6, 7],
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[8, 9]];
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var clone = layer.clone();
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t.ok( clone.grid == null, "clone does not copy grid");
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t.ok( clone.tileSize.equals(layer.tileSize), "tileSize correctly cloned");
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layer.tileSize.w += 40;
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t.eq( clone.tileSize.w, 500, "changing layer.tileSize does not change clone.tileSize -- a fresh copy was made, not just copied reference");
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t.eq( clone.alpha, layer.alpha, "alpha copied correctly");
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}
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function test_05_Layer_WMS_isBaseLayer(t) {
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t.plan(2);
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var url = "http://octo.metacarta.com/cgi-bin/mapserv";
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layer = new OpenLayers.Layer.WMS(name, url, params);
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t.ok( layer.isBaseLayer, "baselayer is true by default");
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var newParams = Object.extend(new Object(), params);
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newParams.transparent = "true";
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layer = new OpenLayers.Layer.WMS(name, url, newParams);
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t.ok( !layer.isBaseLayer, "baselayer is false when transparent is set to true");
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}
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function test_06_Layer_WMS_mergeNewParams (t) {
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t.plan( 3 );
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var url = "http://octo.metacarta.com/cgi-bin/mapserv";
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layer = new OpenLayers.Layer.WMS(name, url, params);
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var newParams = { layers: 'sooper',
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chickpeas: 'image/png'};
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layer.mergeNewParams(newParams);
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t.eq( layer.params.LAYERS, "sooper", "mergeNewParams() overwrites well");
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t.eq( layer.params.CHICKPEAS, "image/png", "mergeNewParams() adds well");
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newParams.CHICKPEAS = 151;
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t.eq( layer.params.CHICKPEAS, "image/png", "mergeNewParams() makes clean copy of hashtable");
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}
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function test_07_Layer_WMS_getFullRequestString (t) {
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t.plan( 2 );
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var map = new OpenLayers.Map('map');
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map.projection = "xx";
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tUrl = "http://octo.metacarta.com/cgi-bin/mapserv";
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tParams = { layers: 'basic',
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format: 'image/png'};
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var tLayer = new OpenLayers.Layer.WMS(name, tUrl, tParams);
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map.addLayer(tLayer);
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str = tLayer.getFullRequestString();
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t.eq(str, "http://octo.metacarta.com/cgi-bin/mapserv?LAYERS=basic&FORMAT=image/png&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=xx", "getFullRequestString() adds SRS value");
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tLayer.projection = "none";
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str = tLayer.getFullRequestString();
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t.eq(str, "http://octo.metacarta.com/cgi-bin/mapserv?LAYERS=basic&FORMAT=image/png&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage", "getFullRequestString() by default does *not* add SRS value if projection is 'none'");
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}
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function test_99_Layer_WMS_destroy (t) {
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t.plan( 1 );
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var map = new OpenLayers.Map('map');
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layer = new OpenLayers.Layer.WMS(name, url, params);
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map.addLayer(layer);
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map.setCenter(new OpenLayers.LonLat(0,0), 5);
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//grab a reference to one of the tiles
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var tile = layer.grid[0][0];
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layer.destroy();
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// checks to make sure superclass (grid) destroy() was called
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t.ok( layer.grid == null, "grid set to null");
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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:500px;height:550px;display:none"></div>
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</body>
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</html>
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