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diff --git a/misc/openlayers/tests/Layer/ArcGIS93Rest.html b/misc/openlayers/tests/Layer/ArcGIS93Rest.html
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+++ b/misc/openlayers/tests/Layer/ArcGIS93Rest.html
@@ -0,0 +1,324 @@
+<html>
+<head>
+    <script type="text/javascript">var oldAlert = window.alert, gMess; window.alert = function(message) {gMess = message; return true;};</script>
+    <script type="text/javascript">window.alert = oldAlert;</script>
+<script src="../OLLoader.js"></script>
+  <script type="text/javascript">
+    var isMozilla = (navigator.userAgent.indexOf("compatible") == -1);
+    var layer; 
+
+    var name = 'Test Layer';
+    var url = "http://sampleserver1.arcgisonline.com/ArcGIS/rest/services/Specialty/ESRI_StateCityHighway_USA/MapServer/export";
+    var params = {layers: "show:0,2"};
+
+    function test_Layer_AGS93_constructor (t) {
+        var params = {layers: "show:0,2"};
+        t.plan( 14 );
+
+        var trans_format = "png";
+        if (OpenLayers.Util.alphaHack()) { trans_format = "gif"; } 
+        
+        layer = new OpenLayers.Layer.ArcGIS93Rest(name, url, params);
+        t.ok( layer instanceof OpenLayers.Layer.ArcGIS93Rest, "new OpenLayers.Layer.ArcGIS93Rest returns object" );
+        t.eq( layer.url, url, "layer.url is correct (HTTPRequest inited)" );
+        t.eq( layer.params.LAYERS, "show:0,2", "params passed in correctly uppercased" );
+
+        t.eq( layer.params.FORMAT, "png", "default params correclty uppercased and copied");
+
+        t.eq(layer.isBaseLayer, true, "no transparency setting, wms is baselayer");
+
+        params.format = 'jpg';
+        layer = new OpenLayers.Layer.ArcGIS93Rest(name, url, params);
+        t.eq( layer.params.FORMAT, "jpg", "default params correclty uppercased and overridden");
+
+        params.TRANSPARENT = "true";
+        var layer2 = new OpenLayers.Layer.ArcGIS93Rest(name, url, params);
+        t.eq(layer2.isBaseLayer, false, "transparency == 'true', wms is not baselayer");
+
+        params.TRANSPARENT = "TRUE";
+        var layer3 = new OpenLayers.Layer.ArcGIS93Rest(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.ArcGIS93Rest(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.ArcGIS93Rest(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.ArcGIS93Rest(name, url, params);
+        t.eq(layer6.isBaseLayer, true, "transparency == false, wms is baselayer");
+    }
+    
+    function test_Layer_AGS93_addtile (t) {
+        var params = {layers: "show:0,2"};
+        t.plan( 6 );
+    
+        layer = new OpenLayers.Layer.ArcGIS93Rest(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, {
+            FORMAT: "png", BBOX: "1,2,3,4", SIZE: "256,256", F: "image", BBOXSR: "4326", IMAGESR: "4326"
+        });
+        t.eq( tile.url,
+             url + "?" + OpenLayers.Util.getParameterString(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_AGS93_inittiles (t) {
+        var params = {layers: "show:0,2"};
+        t.plan( 2 );
+        var map = new OpenLayers.Map('map');
+        layer = new OpenLayers.Layer.ArcGIS93Rest(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_AGS93_clone (t) {
+        var params = {layers: "show:0,2"};
+        t.plan(4);
+        
+        var options = {tileSize: new OpenLayers.Size(500,50)};
+        var map = new OpenLayers.Map('map', options);
+        layer = new OpenLayers.Layer.ArcGIS93Rest(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_AGS93_isBaseLayer(t) {
+        var params = {layers: "show:0,2"};
+        t.plan(3);
+        
+        layer = new OpenLayers.Layer.ArcGIS93Rest(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.ArcGIS93Rest(name, url, newParams);
+        t.ok( !layer.isBaseLayer, "baselayer is false when transparent is set to true");
+
+        layer = new OpenLayers.Layer.ArcGIS93Rest(name, url, params, {isBaseLayer: false});
+        t.ok( !layer.isBaseLayer, "baselayer is false when option is set to false" );
+    }
+
+    function test_Layer_AGS93_mergeNewParams (t) {
+        var params = {layers: "show:0,2"};
+        t.plan( 4 );
+
+        var map = new OpenLayers.Map("map");
+        layer = new OpenLayers.Layer.ArcGIS93Rest(name, url, params);
+        
+        var newParams = { layers: 'sooper', 
+                          chickpeas: '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, "png", "mergeNewParams() adds well");
+    
+        newParams.CHICKPEAS = 151;
+
+        t.eq( layer.params.CHICKPEAS, "png", "mergeNewParams() makes clean copy of hashtable");
+        map.destroy();
+    }
+
+    function test_Layer_AGS93_getFullRequestString (t) {
+        var params = {layers: "show:0,2"};
+        t.plan( 1 );
+        var map = new OpenLayers.Map('map');
+        map.projection = "xx";
+        tParams = { layers: 'show:0,2', 
+                   format: 'png'};
+        var tLayer = new OpenLayers.Layer.ArcGIS93Rest(name, url, tParams);
+        map.addLayer(tLayer);
+        str = tLayer.getFullRequestString();
+        var tParams = {
+            LAYERS: "show:0,2", FORMAT: "png"
+        };
+        t.eq(str,
+             url + "?" + OpenLayers.Util.getParameterString(tParams),
+             "getFullRequestString() adds SRS value");
+        map.destroy();
+ 
+    }
+
+    function test_Layer_AGS93_noGutters (t) { 
+        t.plan(2);
+        var map = new OpenLayers.Map('map');
+        var layer = new OpenLayers.Layer.ArcGIS93Rest("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['SIZE'][0]),
+             tile.size.w,
+             "layer without gutter requests images that are as wide as the tile");
+        t.eq(parseInt(args['SIZE'][1]),
+             tile.size.h,
+             "layer without gutter requests images that are as tall as the tile");
+        
+        layer.destroy();
+        map.destroy();
+    }
+
+    function test_Layer_AGS93_gutters (t) { 
+        var params = {layers: "show:0,2"};
+        t.plan(2);
+        var gutter = 15;
+        var map = new OpenLayers.Map('map');
+        var layer = new OpenLayers.Layer.ArcGIS93Rest("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['SIZE'][0]),
+             tile.size.w + (2 * gutter),
+             "layer with gutter requests images that are wider by twice the gutter");
+        t.eq(parseInt(args['SIZE'][1]),
+             tile.size.h + (2 * gutter),
+             "layer with gutter requests images that are taller by twice the gutter");
+
+        layer.destroy();
+        map.destroy();
+
+    }
+
+    function test_Layer_AGS93_destroy (t) {
+
+        t.plan( 1 );
+
+        var map = new OpenLayers.Map('map');
+        layer = new OpenLayers.Layer.ArcGIS93Rest(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_Layer_ADG93_Filter(t) {
+        var params = {layers: "show:0,2"};
+        t.plan( 9 );
+    
+        layer = new OpenLayers.Layer.ArcGIS93Rest(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);
+        // Set up basic params.
+        var tParams = OpenLayers.Util.extend({}, OpenLayers.Util.upperCaseObject(params));
+        tParams = OpenLayers.Util.extend(tParams, {
+            FORMAT: "png", BBOX: "1,2,3,4", SIZE: "256,256", F: "image", BBOXSR: "4326", IMAGESR: "4326"
+        });
+        
+        // We need to actually set the "correct" url on a dom element, because doing so encodes things not encoded by getParameterString.
+        var encodingHack = document.createElement("img");
+        
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src no filter" );
+        
+        layer.setLayerFilter('1', "MR_TOAD = 'FLYING'");
+        tParams["LAYERDEFS"] = "1:MR_TOAD = 'FLYING';";
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src one filter" );
+
+        layer.setLayerFilter('1', "MR_TOAD = 'NOT FLYING'");
+        tParams["LAYERDEFS"] = "1:MR_TOAD = 'NOT FLYING';";
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src change one filter" );
+
+        layer.setLayerFilter('2', "true = false");
+        tParams["LAYERDEFS"] = "1:MR_TOAD = 'NOT FLYING';2:true = false;";
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src two filters" );
+
+        layer.setLayerFilter('99', "some_col > 5");
+        tParams["LAYERDEFS"] = "1:MR_TOAD = 'NOT FLYING';2:true = false;99:some_col > 5;";
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src three filters" );
+        
+        layer.clearLayerFilter('2');
+        tParams["LAYERDEFS"] = "1:MR_TOAD = 'NOT FLYING';99:some_col > 5;";
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src removed middle filter" );
+        
+        layer.clearLayerFilter('2');
+        tParams["LAYERDEFS"] = "1:MR_TOAD = 'NOT FLYING';99:some_col > 5;";
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src removed missing filter (no change)" );
+        
+        layer.clearLayerFilter();
+        delete tParams["LAYERDEFS"];
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src removed all filters" );
+        
+        layer.clearLayerFilter();
+        tile.draw();
+        t.eq( tile.url, url + "?" + OpenLayers.Util.getParameterString(tParams), "image src removed all (no) filters" );
+    }
+    
+    
+
+  </script>
+</head>
+<body>
+<div id="map" style="width:500px;height:550px"></div>
+</body>
+</html>