Adds metadata check to VigilanceExtension

creynders · Jul 16, 2013 · 69bb9b0 · 69bb9b0
1 parent 7205594
commit 69bb9b0
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Showing 2 changed files with 43 additions and 0 deletions.
diff --git a/src/robotlegs/bender/extensions/vigilance/VigilanceExtension.as b/src/robotlegs/bender/extensions/vigilance/VigilanceExtension.as
@@ -36,6 +36,7 @@ package robotlegs.bender.extensions.vigilance
 		 */
 		public function extend(context:IContext):void
 		{
+			context.injector.instantiateUnmapped(MetadataChecker).check();
 			context.addLogTarget(this);
 			context.injector.addEventListener(MappingEvent.MAPPING_OVERRIDE, mappingOverrideHandler)
 		}
@@ -62,3 +63,24 @@ package robotlegs.bender.extensions.vigilance
 		}
 	}
 }
+
+import robotlegs.bender.extensions.vigilance.VigilantError;
+import robotlegs.bender.framework.api.IContext;
+
+class MetadataChecker
+{
+	[Inject(optional=true)]
+	public var context:IContext;
+
+	public function check():void
+	{
+		if (context == null)
+		{
+			throw new VigilantError(
+				"It looks like custom metadata is being ignored by your compiler. " +
+				"If you're compiling with the Flash IDE you need to open your " +
+				'"Publish Settings" and select "Publish SWC". ' +
+				"See: https://github.com/robotlegs/robotlegs-framework/wiki/Common-Problems");
+		}
+	}
+}
diff --git a/test/robotlegs/bender/extensions/vigilance/VigilanceExtensionTest.as b/test/robotlegs/bender/extensions/vigilance/VigilanceExtensionTest.as
@@ -7,6 +7,9 @@
 
 package robotlegs.bender.extensions.vigilance
 {
+	import org.hamcrest.assertThat;
+	import org.hamcrest.text.containsString;
+
 	import robotlegs.bender.framework.api.IContext;
 	import robotlegs.bender.framework.api.IInjector;
 	import robotlegs.bender.framework.api.ILogger;
@@ -69,6 +72,24 @@ package robotlegs.bender.extensions.vigilance
 			logger.fatal("");
 		}
 
+		[Test]
+		public function extension_throws_when_METADATA_is_missing():void
+		{
+			const context:IContext = new Context();
+			// We can't actually test for missing metadata, so we simulate it.
+			context.injector.unmap(IContext);
+			var error:VigilantError;
+			try
+			{
+				context.install(VigilanceExtension);
+			}
+			catch(e:VigilantError)
+			{
+				error = e;
+			}
+			assertThat(error.message, containsString("metadata"));
+		}
+
 		/*============================================================================*/
 		/* Public Functions                                                           */
 		/*============================================================================*/