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authorChris Schlaeger <chris@linux.com>2014-08-12 21:56:44 +0200
committerChris Schlaeger <chris@linux.com>2014-08-12 21:56:44 +0200
commitea346a785dc1b3f7c156f6fc33da634e1f1a627b (patch)
treeaf67530553d20b6e82ad60fd79593e9c4abf5565 /misc/openlayers/tests/Layer/WMS.html
parent59741cd535c47f25971bf8c32b25da25ceadc6d5 (diff)
downloadpostrunner-ea346a785dc1b3f7c156f6fc33da634e1f1a627b.zip
Adding jquery, flot and openlayers to be included with the GEM.v0.0.4
Diffstat (limited to 'misc/openlayers/tests/Layer/WMS.html')
-rw-r--r--misc/openlayers/tests/Layer/WMS.html583
1 files changed, 583 insertions, 0 deletions
diff --git a/misc/openlayers/tests/Layer/WMS.html b/misc/openlayers/tests/Layer/WMS.html
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+++ b/misc/openlayers/tests/Layer/WMS.html
@@ -0,0 +1,583 @@
+<html>
+<head>
+ <script type="text/javascript">var oldAlert = window.alert, gMess; window.alert = function(message) {gMess = message; return true;};</script>
+ <script src='http://maps.google.com/maps?file=api&amp;v=2&amp;key=ABQIAAAAjpkAC9ePGem0lIq5XcMiuhR_wWLPFku8Ix9i2SXYRVK3e45q1BQUd_beF8dtzKET_EteAjPdGDwqpQ'></script>
+ <script type="text/javascript">window.alert = oldAlert;</script>
+<script src="../OLLoader.js"></script>
+ <script type="text/javascript">
+ // turn off animation frame handling, so we can check img urls in tests
+ delete OpenLayers.Layer.Grid.prototype.queueTileDraw;
+
+ 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/jpeg'};
+
+ function test_Layer_WMS_constructor (t) {
+ t.plan( 15 );
+
+ var trans_format = "image/png";
+ if (OpenLayers.Util.alphaHack()) { trans_format = "image/gif"; }
+
+ 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");
+
+ t.eq(layer.isBaseLayer, true, "no transparency setting, wms is baselayer");
+
+ params.TRANSPARENT = "true";
+ var layer2 = new OpenLayers.Layer.WMS(name, url, params);
+ t.eq(layer2.isBaseLayer, false, "transparency == 'true', wms is not baselayer");
+
+ params.TRANSPARENT = "TRUE";
+ var layer3 = new OpenLayers.Layer.WMS(name, url, params);
+ t.eq(layer3.isBaseLayer, false, "transparency == 'TRUE', wms is not baselayer");
+ t.eq(layer3.params.FORMAT, trans_format, "transparent = TRUE causes non-image/jpeg format");
+
+ params.TRANSPARENT = "TRuE";
+ var layer4 = new OpenLayers.Layer.WMS(name, url, params);
+ t.eq(layer4.isBaseLayer, false, "transparency == 'TRuE', wms is not baselayer");
+ t.eq(layer4.params.FORMAT, trans_format, "transparent = TRuE causes non-image/jpeg format");
+
+ params.TRANSPARENT = true;
+ var layer5 = new OpenLayers.Layer.WMS(name, url, params);
+ t.eq(layer5.isBaseLayer, false, "transparency == true, wms is not baselayer");
+ t.eq(layer5.params.FORMAT, trans_format, "transparent = true causes non-image/jpeg format");
+
+ params.TRANSPARENT = false;
+ var layer6 = new OpenLayers.Layer.WMS(name, url, params);
+ t.eq(layer6.isBaseLayer, true, "transparency == false, wms is baselayer");
+
+ params.TRANSPARENT = true;
+ var layer7 = new OpenLayers.Layer.WMS(name, url, params, {noMagic: true});
+ t.eq(layer7.params.FORMAT, "image/jpeg", "When using noMagic true image/jpeg will not be automagically switched to image/png or image/gif if transparent");
+
+ params.TRANSPARENT = true;
+ var layer8 = new OpenLayers.Layer.WMS(name, url, params, {noMagic: true});
+ t.eq(layer8.isBaseLayer, true, "When using noMagic then transparent means the wms layer is not automagically changed to not being a baselayer");
+
+ params.TRANSPARENT = false;
+
+ }
+
+ function test_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', {tileManager: null});
+ 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;
+ var tParams = OpenLayers.Util.extend({},
+ OpenLayers.Util.upperCaseObject(params));
+ tParams = OpenLayers.Util.extend(tParams, {
+ BBOX: [1,2,3,4],
+ WIDTH: "256", HEIGHT: "256"
+ });
+ t.eq( tile.url,
+ layer.getFullRequestString(tParams),
+ "image src is created correctly via addtile" );
+ t.eq( tile.getTile().style.top, "6px", "image top is set correctly via addtile" );
+ t.eq( tile.getTile().style.left, "5px", "image top is set correctly via addtile" );
+
+ var firstChild = layer.div.firstChild;
+ t.eq( firstChild.nodeName.toLowerCase(), "img", "div first child is an image object" );
+ t.ok( firstChild == img, "div first child is correct image object" );
+ t.eq( tile.position.toString(), "x=5,y=6", "Position of tile is set correctly." );
+ map.destroy();
+ }
+
+ function test_Layer_WMS_bboxEncoding (t) {
+ t.plan( 6 );
+
+ var url = "http://octo.metacarta.com/cgi-bin/mapserv";
+ layer = new OpenLayers.Layer.WMS(name, url, params, {encodeBBOX:true});
+ var map = new OpenLayers.Map('map', {tileManager: null});
+ 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;
+ var tParams = OpenLayers.Util.extend({},
+ OpenLayers.Util.upperCaseObject(params));
+ tParams = OpenLayers.Util.extend(tParams, {
+ BBOX: "1,2,3,4",
+ WIDTH: "256", HEIGHT: "256"
+ });
+ t.eq( tile.url,
+ layer.getFullRequestString(tParams),
+ "image src is created correctly via addtile" );
+ t.eq( tile.getTile().style.top, "6px", "image top is set correctly via addtile" );
+ t.eq( tile.getTile().style.left, "5px", "image top is set correctly via addtile" );
+
+ var firstChild = layer.div.firstChild;
+ t.eq( firstChild.nodeName.toLowerCase(), "img", "div first child is an image object" );
+ t.ok( firstChild, img, "div first child is correct image object" );
+ t.eq( tile.position.toString(), "x=5,y=6", "Position of tile is set correctly." );
+ map.destroy();
+ }
+
+ function test_Layer_WMS_inittiles (t) {
+ t.plan( 2 );
+ var map = new OpenLayers.Map('map');
+ layer = new OpenLayers.Layer.WMS(name, url, params, {buffer:2});
+ map.addLayer(layer);
+ map.setCenter(new OpenLayers.LonLat(0,0),5);
+ t.eq( layer.grid.length, 8, "Grid rows is correct." );
+ t.eq( layer.grid[0].length, 7, "Grid cols is correct." );
+ map.destroy();
+ }
+
+ function test_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 != layer.grid, "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");
+
+ layer.grid = null;
+ map.destroy();
+ }
+
+ function test_Layer_WMS_isBaseLayer(t) {
+ t.plan(3);
+
+ 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 = OpenLayers.Util.extend({}, 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");
+
+ layer = new OpenLayers.Layer.WMS(name, url, params, {isBaseLayer: false});
+ t.ok( !layer.isBaseLayer, "baselayer is false when option is set to false" );
+ }
+
+ function test_Layer_WMS_mergeNewParams (t) {
+ t.plan( 4 );
+
+ var map = new OpenLayers.Map("map");
+ var url = "http://octo.metacarta.com/cgi-bin/mapserv";
+ layer = new OpenLayers.Layer.WMS(name, url, params);
+
+ var newParams = { layers: 'sooper',
+ chickpeas: 'image/png'};
+
+ map.addLayer(layer);
+ map.zoomToMaxExtent();
+
+ layer.redraw = function() {
+ t.ok(true, "layer is redrawn after new params merged");
+ }
+
+ 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");
+ map.destroy();
+ }
+
+ function test_Layer_WMS_getFullRequestString (t) {
+
+
+ t.plan( 4 );
+ var map = new OpenLayers.Map('map');
+ map.projection = "xx";
+ var tUrl = "http://octo.metacarta.com/cgi-bin/mapserv";
+ var tParams = { layers: 'basic',
+ format: 'image/png'};
+ var tLayer = new OpenLayers.Layer.WMS(name, tUrl, tParams);
+ map.addLayer(tLayer);
+ var str = tLayer.getFullRequestString();
+ var tParams = {
+ LAYERS: "basic", FORMAT: "image/png", SERVICE: "WMS",
+ VERSION: "1.1.1", REQUEST: "GetMap", STYLES: "",
+ SRS: "xx"
+ };
+ t.eq(str,
+ tUrl + "?" + OpenLayers.Util.getParameterString(tParams),
+ "getFullRequestString() adds SRS value");
+
+ map.removeLayer(tLayer);
+ tLayer.projection = "none";
+ map.addLayer(tLayer);
+ str = tLayer.getFullRequestString();
+ delete tParams['SRS'];
+ t.eq(str,
+ tUrl + "?" + OpenLayers.Util.getParameterString(tParams),
+ "getFullRequestString() by default does *not* add SRS value if projection is 'none'");
+ map.destroy();
+
+ map = new OpenLayers.Map("map", {projection: "EPSG:4326"});
+ var layerProj = new OpenLayers.Projection("FOO", {
+ equals: function() {return true},
+ getCode: function() {return "FOO"}
+ });
+ tLayer = new OpenLayers.Layer.WMS(name, tUrl, tParams, {projection: layerProj});
+ map.addLayer(tLayer);
+ str = tLayer.getFullRequestString();
+ tParams.SRS = "FOO";
+ t.eq(str,
+ tUrl + "?" + OpenLayers.Util.getParameterString(tParams),
+ "getFullRequestString() uses the layer projection if it equals the map projection");
+ map.destroy();
+
+ map = new OpenLayers.Map("map", {projection: "EPSG:4326"});
+ map.addLayer(new OpenLayers.Layer(null, {isBaseLayer: true}));
+ tLayer = new OpenLayers.Layer.WMS(name, tUrl);
+ tLayer.map = map;
+ var error;
+ try {
+ tLayer.getFullRequestString();
+ error = false;
+ } catch(err) {
+ error = true;
+ }
+ t.ok(!error, "no error on getFullRequestString if layer has no projection");
+ map.destroy();
+
+ }
+
+ function test_setOpacity(t) {
+ t.plan(1);
+
+ var layer = new OpenLayers.Layer.WMS(
+ null, "/bogus/wms", {layers: "mylayer"}
+ );
+ var map = new OpenLayers.Map("map");
+ map.addLayer(layer);
+
+ map.zoomToMaxExtent();
+
+ layer.setOpacity(0.5);
+ t.delay_call(1, function() {
+ t.eq(parseFloat(layer.div.firstChild.style.opacity), 0.5, "opacity set");
+ map.destroy();
+ });
+ }
+
+
+ function test_Layer_WMS_noGutters (t) {
+ t.plan(2);
+ var map = new OpenLayers.Map('map');
+ var layer = new OpenLayers.Layer.WMS("no gutter layer", url, params, {gutter: 0});
+ map.addLayer(layer);
+ map.setCenter(new OpenLayers.LonLat(0,0), 5);
+ var tile = layer.grid[0][0];
+ var request = layer.getURL(tile.bounds);
+ var args = OpenLayers.Util.getParameters(request);
+ t.eq(parseInt(args['WIDTH']),
+ tile.size.w,
+ "layer without gutter requests images that are as wide as the tile");
+ t.eq(parseInt(args['HEIGHT']),
+ tile.size.h,
+ "layer without gutter requests images that are as tall as the tile");
+
+ layer.destroy();
+ map.destroy();
+ }
+
+ function test_Layer_WMS_gutters (t) {
+ t.plan(2);
+ var gutter = 15;
+ var map = new OpenLayers.Map('map');
+ var layer = new OpenLayers.Layer.WMS("gutter layer", url, params, {gutter: gutter});
+ map.addLayer(layer);
+ map.setCenter(new OpenLayers.LonLat(0,0), 5);
+ var tile = layer.grid[0][0];
+ var request = layer.getURL(tile.bounds);
+ var args = OpenLayers.Util.getParameters(request);
+ t.eq(parseInt(args['WIDTH']),
+ tile.size.w + (2 * gutter),
+ "layer with gutter requests images that are wider by twice the gutter");
+ t.eq(parseInt(args['HEIGHT']),
+ tile.size.h + (2 * gutter),
+ "layer with gutter requests images that are taller by twice the gutter");
+
+ layer.destroy();
+ map.destroy();
+
+ }
+
+ function test_maxExtent(t) {
+ t.plan(5);
+
+ var layer = new OpenLayers.Layer.WMS(
+ null, "http://example.com/wms",
+ {layers: "foo"},
+ {maxExtent: [-180, 0, 0, 90]}
+ );
+
+ t.ok(layer.maxExtent instanceof OpenLayers.Bounds, "(array) bounds instance");
+ t.eq(layer.maxExtent.left, -180, "(array) bounds left");
+ t.eq(layer.maxExtent.bottom, 0, "(array) bounds left");
+ t.eq(layer.maxExtent.right, 0, "(array) bounds right");
+ t.eq(layer.maxExtent.top, 90, "(array) bounds top");
+
+ layer.destroy();
+ }
+
+ function test_minExtent(t) {
+ t.plan(5);
+
+ var layer = new OpenLayers.Layer.WMS(
+ null, "http://example.com/wms",
+ {layers: "foo"},
+ {minExtent: [-180, 0, 0, 90]}
+ );
+
+ t.ok(layer.minExtent instanceof OpenLayers.Bounds, "(array) bounds instance");
+ t.eq(layer.minExtent.left, -180, "(array) bounds left");
+ t.eq(layer.minExtent.bottom, 0, "(array) bounds left");
+ t.eq(layer.minExtent.right, 0, "(array) bounds right");
+ t.eq(layer.minExtent.top, 90, "(array) bounds top");
+
+ layer.destroy();
+ }
+
+ function test_tileOrigin(t) {
+ t.plan(4);
+
+ var dummy = new OpenLayers.Layer(null, {isBaseLayer: true});
+ var unconstrained = new OpenLayers.Layer.WMS(
+ null, "http://example.com/wms",
+ {layers: "unconstrained"},
+ {isBaseLayer: false, buffer: 0}
+ );
+ var constrained = new OpenLayers.Layer.WMS(
+ null, "http://example.com/wms-c",
+ {layers: "constrained"},
+ {buffer: 0, isBaseLayer: false, tileOrigin: new OpenLayers.LonLat(-180, -90)}
+ );
+ var map = new OpenLayers.Map({
+ div: "map",
+ maxExtent: new OpenLayers.Bounds(-185, -95, 185, 95),
+ maxResolution: 1.40625,
+ layers: [dummy, unconstrained, constrained],
+ center: new OpenLayers.LonLat(0, 0),
+ zoom: 1
+ });
+
+ t.eq(unconstrained.grid[1][0].bounds.bottom, -95, "unconstrained bottom correct");
+ t.eq(unconstrained.grid[1][0].bounds.left, -185, "unconstrained left correct");
+ t.eq(constrained.grid[1][0].bounds.bottom, -90, "constrained bottom correct");
+ t.eq(constrained.grid[1][0].bounds.left, -180, "constrained left correct");
+
+ map.destroy();
+
+ }
+
+ function test_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");
+ }
+
+ function test_customProjection(t) {
+ t.plan(1);
+ var map = new OpenLayers.Map('map', {
+ units: 'm',
+ projection: new OpenLayers.Projection('EPSG:28992'),
+ maxExtent: new OpenLayers.Bounds(0, 300000, 300000, 6250000)
+ });
+ var layer = new OpenLayers.Layer.WMS(null, url, {layers: 'mylayer', version: '1.3.0'});
+ map.addLayer(layer);
+ var error = false;
+ try {
+ map.setCenter(new OpenLayers.LonLat(100000,300000), 5);
+ } catch(err) {
+ error = true;
+ }
+ t.ok(!error, "no error on getURL if layer has a custom projection and no defaults defined");
+ layer.destroy();
+ map.destroy();
+ }
+
+ function test_Layer_WMS_v13(t) {
+
+ t.plan(6);
+
+ var lon = 5;
+ var lat = 40;
+ var zoom = 5;
+ var map = new OpenLayers.Map( 'map' );
+ var layer = new OpenLayers.Layer.WMS(
+ "OpenLayers WMS",
+ "http://myserver.org/wms?",
+ {layers: 'mylayer', version: '1.3.0'},
+ {singleTile: true}
+ );
+ map.addLayer(layer);
+ map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
+
+ var url = layer.getURL(map.getExtent());
+ var params = url.split("&");
+ var bbox;
+ for (var i=0, len=params.length; i<len; i++) {
+ var param = params[i];
+ var a = param.split('=');
+ if (a[0] === 'BBOX') {
+ bbox = a[1];
+ break;
+ }
+ }
+
+ t.eq(layer.params.CRS, "EPSG:4326", "In WMS 1.3 SRS is now CRS");
+ t.eq(bbox, "27.9150390625,-5.986328125,52.0849609375,15.986328125", "Axis sequence is lat lon for EPSG:4326 in WMS 1.3.0");
+
+ var layer2 = new OpenLayers.Layer.WMS(
+ "OpenLayers WMS",
+ "http://myserver.org/wms?",
+ {layers: 'mylayer', version: '1.1.1'},
+ {singleTile: true}
+ );
+ map.addLayer(layer2);
+
+ var url = layer2.getURL(map.getExtent());
+ var params = url.split("&");
+ var bbox;
+ for (var i=0, len=params.length; i<len; i++) {
+ var param = params[i];
+ var a = param.split('=');
+ if (a[0] === 'BBOX') {
+ bbox = a[1];
+ break;
+ }
+ }
+
+ t.eq(layer2.params.SRS, "EPSG:4326", "In WMS 1.1.1 parameter is called SRS");
+ t.eq(bbox, "-5.986328125,27.9150390625,15.986328125,52.0849609375", "Axis sequence is lon lat for EPSG:4326 in WMS 1.1.1");
+
+ map.destroy();
+
+ // CRS:84 has normal axis sequence (lon lat)
+ var map = new OpenLayers.Map( 'map', {projection: 'CRS:84'} );
+ var layer = new OpenLayers.Layer.WMS(
+ "OpenLayers WMS",
+ "http://myserver.org/wms?",
+ {layers: 'mylayer', version: '1.3.0'},
+ {singleTile: true}
+ );
+ map.addLayer(layer);
+ map.setCenter(new OpenLayers.LonLat(lon, lat), zoom);
+
+ var url = layer.getURL(map.getExtent());
+ var params = url.split("&");
+ var bbox, exceptions;
+ for (var i=0, len=params.length; i<len; i++) {
+ var param = params[i];
+ var a = param.split('=');
+ if (a[0] === 'EXCEPTIONS') {
+ exceptions = a[1];
+ }
+ if (a[0] === 'BBOX') {
+ bbox = a[1];
+ }
+ }
+
+ t.eq(exceptions, "INIMAGE", "If not set, EXCEPTIONS should be INIMAGE for WMS 1.3");
+ t.eq(bbox, "-5.986328125,27.9150390625,15.986328125,52.0849609375", "Axis sequence for CRS:84 is lon lat");
+
+ map.destroy();
+
+ }
+
+ function test_transparent(t) {
+ t.plan(5);
+ var map = new OpenLayers.Map("map", {allOverlays: true});
+ var layer = new OpenLayers.Layer.WMS(
+ "OpenLayers WMS",
+ "http://myserver.org/wms?",
+ {layers: 'mylayer', transparent: true}
+ );
+ map.addLayer(layer);
+
+ t.eq(typeof layer.params.TRANSPARENT, "boolean", "transparent param is boolean");
+ t.ok(layer.getFullRequestString({}).indexOf("TRANSPARENT=TRUE") != -1, "Boolean transparent param value is uppercase TRUE");
+ layer.mergeNewParams({transparent: false});
+ t.ok(layer.getFullRequestString({}).indexOf("TRANSPARENT=FALSE") != -1, "Boolean transparent param value is uppercase FALSE");
+
+ layer.mergeNewParams({transparent: "true"});
+ t.eq(typeof layer.params.TRANSPARENT, "string", "transparent param is string");
+ t.ok(layer.getFullRequestString({}).indexOf("TRANSPARENT=true") != -1, "transparent param value passed as provided if String");
+
+ map.destroy();
+ }
+
+ function test_tileBounds(t) {
+ t.plan(3);
+
+ var map = new OpenLayers.Map("map", {projection: "EPSG:3857", zoomMethod: null});
+ var layer = new OpenLayers.Layer.WMS("wms", "../../img/blank.gif");
+ map.addLayer(layer);
+ map.setCenter([0, 0], 1);
+ map.pan(2, -100);
+ map.zoomIn();
+ t.eq(layer.grid[1][0].bounds, new OpenLayers.Bounds(-10018754.17, 0, 0, 10018754.17), "no floating point errors after zooming");
+ map.setCenter([0, 0], 14);
+ var bounds = layer.grid[0][0].bounds.clone();
+ map.pan(260, 520);
+ map.pan(-260, -520);
+ t.eq(layer.grid[0][0].bounds, bounds, "no floating point errors after dragging back and forth");
+ t.eq(bounds.right, 0, "0 is 0, and not some super small number");
+
+ map.destroy();
+ }
+
+
+ </script>
+</head>
+<body>
+<div id="map" style="width:500px;height:550px"></div>
+</body>
+</html>