Tests for the getTileData method.

Tests pass on Chrome 17, Firefox 10, IE 8, and IE 6.
2012-03-08 19:16:09 -06:00
parent 46054b8543
commit 021ad521a8
2 changed files with 127 additions and 1 deletions
--- a/lib/OpenLayers/Layer/Grid.js
+++ b/lib/OpenLayers/Layer/Grid.js
@@ -460,7 +460,7 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
            // index of tile in grid
            var col = Math.floor(dtx);
            var row = Math.floor(dty);
-            if (row < numRows) {
+            if (row >= 0 && row < numRows) {
                var tile = this.grid[row][col];
                if (tile) {
                    data = {