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openlayers/tests/test_Layer_KaMap.html

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<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://boston.freemap.in/tile.php?";
var params = {
'map':'boston-new',
'g':'border,water,roads,openspace',
'i':'JPEG'
};
var units = "meters";
function test_01_Layer_KaMap_constructor (t) {
t.plan( 1 );
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
t.ok( layer instanceof OpenLayers.Layer.KaMap, "returns OpenLayers.Layer.KaMap object" );
}
function test_02_Layer_KaMap_inittiles (t) {
t.plan( 2 );
var map = new OpenLayers.Map($('map'));
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0),5);
t.eq( layer.grid.length, 5, "KaMap rows is correct." );
t.eq( layer.grid[0].length, 2, "KaMap cols is correct." );
}
function test_03_Layer_KaMap_clearTiles (t) {
t.plan( 2 );
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0,0));
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
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.clearGrid();
t.ok( layer.grid != null, "layer.grid does not get nullified" );
t.ok( (tile.layer == null) &&
(tile.bounds == null) &&
(tile.size == null), "tiles appropriately destroyed")
}
function test_04_Layer_KaMap_getKaMapBounds(t) {
t.plan( 1 );
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
var bl = { bounds: new OpenLayers.Bounds(1,2,0,0)};
var tr = { bounds: new OpenLayers.Bounds(0,0,3,4)};
layer.grid = [ [6, tr],
[bl, 7]];
var bounds = layer.getGridBounds();
var testBounds = new OpenLayers.Bounds(1,2,3,4);
t.ok( bounds.equals(testBounds), "getKaMapBounds() returns correct bounds")
}
function test_05_Layer_KaMap_getResolution(t) {
t.plan( 1 );
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
map.addLayer(layer);
map.zoom = 5;
t.eq( layer.getResolution(), 0.0439453125, "getResolution() returns correct value");
}
function test_06_Layer_KaMap_getZoomForExtent(t) {
t.plan( 2 );
var bounds, zoom;
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
map.addLayer(layer);
bounds = new OpenLayers.Bounds(10,10,12,12);
zoom = layer.getZoomForExtent(bounds);
t.eq( zoom, 8, "getZoomForExtent() returns correct value");
bounds = new OpenLayers.Bounds(10,10,100,100);
zoom = layer.getZoomForExtent(bounds);
t.eq( zoom, 3, "getZoomForExtent() returns correct value");
}
/** THIS WOULD BE WHERE THE TESTS WOULD GO FOR
*
* -moveTo
* -insertColumn
* -insertRow
function test_07_Layer_KaMap_moveTo(t) {
}
function test_08_Layer_KaMap_insertColumn(t) {
}
function test_09_Layer_KaMap_insertRow(t) {
}
*
*/
function test_10_Layer_KaMap_clone(t) {
t.plan(4);
var options = {tileSize: new OpenLayers.Size(500,50)};
var map = new OpenLayers.Map('map', options);
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
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_11_Layer_KaMap_setMap(t) {
t.plan(2);
var options = {tileSize: new OpenLayers.Size(500,50)};
var map = new OpenLayers.Map('map', options);
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
layer.setMap(map);
t.ok( layer.tileSize != null, "tileSize has been set");
t.ok( (layer.tileSize.h == 50) && (layer.tileSize.w == 500), "tileSize has been set correctly");
}
function test_11_Layer_KaMap_getTile(t) {
t.plan(2);
var options = {tileSize: new OpenLayers.Size(500,50)};
var map = new OpenLayers.Map('map', options);
//test with tile creation
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
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];
var gotTile = layer.getTile(tile.id);
t.ok( gotTile == tile, "got right tile");
gotTile = layer.getTile("chicken");
t.ok( gotTile == null, "getTile() of bogus id returns null");
}
function test_99_Layer_KaMap_destroy (t) {
t.plan( 4 );
var map = new OpenLayers.Map('map');
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
map.addLayer(layer);
layer.destroy();
t.eq( layer.grid, null, "layer.grid is null after destroy" );
t.eq( layer.alpha, null, "layer.alpha is null after destroy" );
t.eq( layer.tileSize, null, "layer.tileSize is null after destroy" );
//test with tile creation
layer = new OpenLayers.Layer.KaMap(name, url, params, units);
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( (tile.layer == null) &&
(tile.bounds == null) &&
(tile.size == null), "tiles appropriately destroyed")
}
// -->
</script>
</head>
<body>
<div id="map" style="width:500px;height:550px;display:none"></div>
</body>
</html>