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<html>
<head>
<script src="../OLLoader.js"></script>
<script type="text/javascript">
function test_Layer_TileCache_constructor (t) {
t.plan( 1 );
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'type':'png'};
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
t.ok( layer instanceof OpenLayers.Layer.TileCache, "returns OpenLayers.Layer.TileCache object" );
layer.destroy();
}
function test_Layer_TileCache_clone(t) {
t.plan(3);
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'type':'png'};
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
var clone = layer.clone();
t.eq(layer.name, clone.name, "clone() correctly copy the 'name' property");
t.eq(layer.url, clone.url, "clone() correctly copy the 'url' property");
t.eq(layer.layername, clone.layername, "clone() correctly copy the 'layername' property");
clone.destroy();
layer.destroy();
}
function test_Layer_TileCache_clearTiles (t) {
t.plan( 1 );
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'type':'png'};
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
var map = new OpenLayers.Map('map');
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0));
//grab a reference to one of the tiles
var tile = layer.grid[0][0];
layer.clearGrid();
t.ok( layer.grid != null, "layer.grid does not get nullified" );
map.destroy();
}
function test_Layer_TileCache_getTileCacheBounds(t) {
t.plan( 1 );
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'type':'png'};
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
var bl = { bounds: new OpenLayers.Bounds(1,2,2,3)};
var tr = { bounds: new OpenLayers.Bounds(2,3,3,4)};
layer.grid = [ [6, tr],
[bl, 7]];
var bounds = layer.getTilesBounds();
var testBounds = new OpenLayers.Bounds(1,2,3,4);
t.ok( bounds.equals(testBounds), "getTileCacheBounds() returns correct bounds")
}
function test_Layer_TileCache_getResolution(t) {
t.plan( 1 );
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'type':'png', maxResolution: 180/256};
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
map.addLayer(layer);
map.zoom = 5;
t.eq( layer.getResolution(), 0.02197265625, "getResolution() returns correct value");
map.destroy();
}
function test_Layer_TileCache_getZoomForExtent(t) {
t.plan( 2 );
var bounds, zoom;
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'type':'png', maxResolution: 180/256};
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
map.addLayer(layer);
bounds = new OpenLayers.Bounds(10,10,12,12);
zoom = layer.getZoomForExtent(bounds);
t.eq( zoom, 7, "getZoomForExtent() returns correct value");
bounds = new OpenLayers.Bounds(10,10,100,100);
zoom = layer.getZoomForExtent(bounds);
t.eq( zoom, 1, "getZoomForExtent() returns correct value");
map.destroy();
}
function test_Layer_TileCache_getURL(t) {
t.plan(2);
var map = new OpenLayers.Map('map');
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'layername':'basic', 'format':'image/jpg', maxResolution: 180/256};
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0), 9);
var tileurl = layer.getURL(new OpenLayers.Bounds(3.515625,45,4.21875,45.703125));
t.eq(tileurl, "http://labs.metacarta.com/wms-c/Basic.py/basic/09/000/000/522/000/000/384.jpeg", "Tile URL is correct");
layer.url = ["http://tilecache1/", "http://tilecache2/", "http://tilecache3/"];
tileurl = layer.getURL(new OpenLayers.Bounds(3.515625,45,4.21875,45.703125));
t.eq(tileurl, "http://tilecache2/basic/09/000/000/522/000/000/384.jpeg", "Tile URL is deterministic");
map.destroy();
}
function test_Layer_TileCache_serverResolutions(t) {
t.plan(2);
var map = new OpenLayers.Map('map', {
resolutions: [13,11]
});
var layer = new OpenLayers.Layer.TileCache('tc layer', '', 'basic');
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0), 1);
var tileurl = layer.getURL(new OpenLayers.Bounds(0,0,0,0));
var level = parseInt(tileurl.split('/')[2]);
t.eq(map.getZoom(), level, "Tile zoom level is correct without serverResolutions");
layer.serverResolutions = [14,13,12,11,10];
tileurl = layer.getURL(new OpenLayers.Bounds(0,0,0,0));
level = parseInt(tileurl.split('/')[2]);
var gotLevel = OpenLayers.Util.indexOf(layer.serverResolutions, map.getResolution());
t.eq(gotLevel, level, "Tile zoom level is correct with serverResolutions");
map.destroy();
}
function test_Layer_TileCache_destroy (t) {
t.plan( 3 );
var name = 'Test Layer';
var url = "http://labs.metacarta.com/wms-c/Basic.py/";
var layername = "basic";
var options = {'layername':'basic', 'format':'image/jpg', maxResolution: 180/256};
var map = new OpenLayers.Map('map');
var layer = new OpenLayers.Layer.TileCache(name, url, layername, options);
map.addLayer(layer);
layer.destroy();
t.eq( layer.grid, null, "layer.grid is null after destroy" );
t.eq( layer.tileSize, null, "layer.tileSize is null after destroy" );
//test with tile creation
layer = new OpenLayers.Layer.TileCache(name, url, options);
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();
t.ok( layer.grid == null, "tiles appropriately destroyed");
map.destroy();
}
</script>
</head>
<body>
<div id="map" style="width:500px;height:550px"></div>
</body>
</html>
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