namespace handling improvements, spec for noConflict

spec/runner.html

@@ -7,7 +7,11 @@
 	<script type="text/javascript" src="../lib/jasmine/jasmine-html.js"></script>
 	
 	<!-- source files -->
-	
+		
+		<script type="text/javascript">
+			L = 'test'; //to test L#noConflict later
+		</script>
+		
 		<script type="text/javascript" src="../src/env.js"></script>
 	  
 		<!-- /core -->
@@ -20,6 +24,8 @@
 		<script type="text/javascript" src="../src/geometry/Transformation.js"></script>
 	
 	<!-- spec files -->
+		
+		<script type="text/javascript" src="suites/envSpec.js"></script>
 	
 		<!-- /core -->
 		<script type="text/javascript" src="suites/core/UtilSpec.js"></script>

spec/suites/envSpec.js

@@ -0,0 +1,15 @@
+describe('L#noConflict', function() {
+	it('should restore the previous L value and return Leaflet namespace', function(){
+		
+		expect(L.version).toBeDefined();
+		
+		var L2 = L.noConflict();
+		
+		expect(L).toEqual('test');
+		expect(L2.version).toBeDefined();
+		
+		this.after(function() {
+			window.L = L2;
+		});
+	});
+});

src/env.js

@@ -1,11 +1,16 @@
 /*
- * Leaflet namespace config, allows using any global variable instead of L
+ * Leaflet namespace config, allows using any global variable instead of L & restoring the original value
  */
 
-var originalL = window.L, 
+(function() {
-	L = {};
+	var originalL = window.L;
-
+	
-L.noConflict = function() {
+	L = {
-	window.L = originalL;
+		version: '0.0.1'
-	return this;
+	};
-};
+	
+	L.noConflict = function() {
+		window.L = originalL;
+		return this;
+	};
+})();