Files
openlayers/tests/test_Layer_WMS.html
2006-09-28 13:05:36 +00:00

202 lines
7.7 KiB
HTML

<html>
<head>
<script src="../lib/OpenLayers.js"></script>
<script type="text/javascript"><!--
var isMozilla = (navigator.userAgent.indexOf("compatible") == -1);
var layer;
var name = 'Test Layer';
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
var params = { map: '/mapdata/vmap_wms.map',
layers: 'basic',
format: 'image/png'};
function test_01_Layer_WMS_constructor (t) {
t.plan( 4 );
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
layer = new OpenLayers.Layer.WMS(name, url, params);
t.ok( layer instanceof OpenLayers.Layer.WMS, "new OpenLayers.Layer.WMS returns object" );
t.eq( layer.url, "http://octo.metacarta.com/cgi-bin/mapserv", "layer.url is correct (HTTPRequest inited)" );
t.eq( layer.params.MAP, "/mapdata/vmap_wms.map", "params passed in correctly uppercased" );
t.eq( layer.params.SERVICE, "WMS", "default params correclty uppercased and copied");
}
function test_02_Layer_WMS_addtile (t) {
t.plan( 6 );
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
layer = new OpenLayers.Layer.WMS(name, url, params);
var map = new OpenLayers.Map($('map'));
map.addLayer(layer);
var pixel = new OpenLayers.Pixel(5,6);
var tile = layer.addTile(new OpenLayers.Bounds(1,2,3,4), pixel);
tile.draw();
var img = tile.imgDiv;
t.eq( img.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/png&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "image src is created correctly via addtile" );
t.eq( tile.imgDiv.style.top, "6px", "image top is set correctly via addtile" );
t.eq( tile.imgDiv.style.left, "5px", "image top is set correctly via addtile" );
var firstChild = layer.div.firstChild;
if (!isMozilla)
t.ok( true, "skipping element test outside of Mozilla");
else
t.ok( firstChild instanceof HTMLElement, "div first child is an image object" );
t.eq( firstChild.src, "http://octo.metacarta.com/cgi-bin/mapserv?MAP=/mapdata/vmap_wms.map&LAYERS=basic&FORMAT=image/png&SERVICE=WMS&VERSION=1.1.1&REQUEST=GetMap&STYLES=&EXCEPTIONS=application/vnd.ogc.se_inimage&SRS=EPSG:4326&BBOX=1,2,3,4&WIDTH=256&HEIGHT=256", "div first child is correct image object" );
t.eq( tile.position.toString(), "x=5,y=6", "Position of tile is set correctly." );
}
function test_03_Layer_WMS_inittiles (t) {
t.plan( 2 );
var map = new OpenLayers.Map($('map'));
layer = new OpenLayers.Layer.WMS(name, url, params);
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0),5);
t.eq( layer.grid.length, 7, "Grid rows is correct." );
t.eq( layer.grid[0].length, 6, "Grid cols is correct." );
}
function test_04_Layer_WMS_clone (t) {
t.plan(4);
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
var options = {tileSize: new OpenLayers.Size(500,50)};
var map = new OpenLayers.Map('map', options);
layer = new OpenLayers.Layer.WMS(name, url, params);
map.addLayer(layer);
layer.grid = [ [6, 7],
[8, 9]];
var clone = layer.clone();
t.ok( clone.grid == null, "clone does not copy grid");
t.ok( clone.tileSize.equals(layer.tileSize), "tileSize correctly cloned");
layer.tileSize.w += 40;
t.eq( clone.tileSize.w, 500, "changing layer.tileSize does not change clone.tileSize -- a fresh copy was made, not just copied reference");
t.eq( clone.alpha, layer.alpha, "alpha copied correctly");
}
function test_05_Layer_WMS_isBaseLayer(t) {
t.plan(2);
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
layer = new OpenLayers.Layer.WMS(name, url, params);
t.ok( layer.isBaseLayer, "baselayer is true by default");
var newParams = Object.extend(new Object(), params);
newParams.transparent = "true";
layer = new OpenLayers.Layer.WMS(name, url, newParams);
t.ok( !layer.isBaseLayer, "baselayer is false when transparent is set to true");
}
function test_06_Layer_WMS_mergeNewParams (t) {
t.plan( 3 );
var url = "http://octo.metacarta.com/cgi-bin/mapserv";
layer = new OpenLayers.Layer.WMS(name, url, params);
var newParams = { layers: 'sooper',
chickpeas: 'image/png'};
layer.mergeNewParams(newParams);
t.eq( layer.params.LAYERS, "sooper", "mergeNewParams() overwrites well");
t.eq( layer.params.CHICKPEAS, "image/png", "mergeNewParams() adds well");
newParams.CHICKPEAS = 151;
t.eq( layer.params.CHICKPEAS, "image/png", "mergeNewParams() makes clean copy of hashtable");
}
function test_07_Layer_WMS_getFullRequestString (t) {
t.plan( 2 );
var map = new OpenLayers.Map('map');
map.projection = "xx";
tUrl = "http://octo.metacarta.com/cgi-bin/mapserv";
tParams = { layers: 'basic',
format: 'image/png'};
var tLayer = new OpenLayers.Layer.WMS(name, tUrl, tParams);
map.addLayer(tLayer);
str = tLayer.getFullRequestString();
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");
tLayer.projection = "none";
str = tLayer.getFullRequestString();
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'");
}
function test_08_Layer_WMS_setOpacity (t) {
t.plan( 5 );
var map = new OpenLayers.Map('map');
map.projection = "xx";
tUrl = "http://octo.metacarta.com/cgi-bin/mapserv";
tParams = { layers: 'basic',
format: 'image/png'};
tOptions = { 'opacity': '0.5' };
var tLayer = new OpenLayers.Layer.WMS(name, tUrl, tParams, tOptions);
map.addLayer(tLayer);
map.zoomToMaxExtent();
t.eq(tLayer.opacity, "0.5", "Opacity is set correctly");
t.eq(tLayer.div.firstChild.style.opacity, "0.5", "Opacity on tile is correct");
tLayer.setOpacity("0.6");
t.eq(tLayer.opacity, "0.6", "setOpacity works properly");
t.eq(tLayer.div.firstChild.style.opacity, "0.6", "Opacity on tile is changed correctly");
var pixel = new OpenLayers.Pixel(5,6);
var tile = tLayer.addTile(new OpenLayers.Bounds(1,2,3,4), pixel);
tile.draw();
t.eq(tile.imgDiv.style.opacity, "0.6", "Tile opacity is set correctly");
}
function test_99_Layer_WMS_destroy (t) {
t.plan( 1 );
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.WMS(name, url, params);
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0), 5);
//grab a reference to one of the tiles
var tile = layer.grid[0][0];
layer.destroy();
// checks to make sure superclass (grid) destroy() was called
t.ok( layer.grid == null, "grid set to null");
}
// -->
</script>
</head>
<body>
<div id="map" style="width:500px;height:550px;display:none"></div>
</body>
</html>