Fix for "BaseTypes.String.Format does not support sub-elements", patch + tests

from rdewit, r=me, (Closes #1956)


git-svn-id: http://svn.openlayers.org/trunk/openlayers@8900 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf

tests/BaseTypes.html

@@ -89,7 +89,7 @@
             "", "${ ", "${", " ${", "${${", "${}", "${${}}", " ${ ${",
             "}", "${${} }"
         ]
-        t.plan(6 + unchanged.length);
+        t.plan(7 + unchanged.length);
 
         var format = OpenLayers.String.format;
         
@@ -140,6 +140,23 @@
             "still works if arguments are not supplied"
         );
 
+        // test contexts where attribute values can be objects
+        var context = {
+            a: {
+                b: {
+                    c: 'd',
+                    e: function() {
+                        return 'f';
+                    }
+                }
+            }
+        };
+        t.eq(
+            format("${a.b.c} ${a.b.e} ${a.b.q} ${a} ${a...b...c}", context),
+            "d f undefined [object Object] d",
+            "attribute values that are objects are supported"
+        );
+
     }
 
     function test_String_isNumeric(t) {