issue 17992 Added extra params to message

pkg/shelf/test/response_test.dart

Index: pkg/shelf/test/response_test.dart
diff --git a/pkg/shelf/test/response_test.dart b/pkg/shelf/test/response_test.dart
index 3006d703adc41a1cf87c7972054c5d09a0db4092..af0e4562bffb498db30bb52aeb6f4c0b40228d34 100644
--- a/pkg/shelf/test/response_test.dart
+++ b/pkg/shelf/test/response_test.dart
@@ -231,4 +231,56 @@ void main() {
       }).contentLength, equals(42));
     });
   });
+  
+  
+  group("context", () {
+    test("are correctly populated in ok", () {
+      expect(new Response.ok("okay!", headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in forbidden", () {
+      expect(new Response.forbidden("okay!", headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in found", () {
+      expect(new Response.found("okay!", headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in internalServerError", () {
+      expect(new Response.internalServerError(headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in movedPermanently", () {
+      expect(new Response.movedPermanently("okay!", headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in notFound", () {
+      expect(new Response.notFound("okay!", headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in notModified", () {
+      expect(new Response.notModified(headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+
+    test("are correctly populated in seeOther", () {
+      expect(new Response.seeOther("other", headers: {}, context: {
+        'my-param' : 42
+      }).context['my-param'], equals(42));
+    });
+});
+
 }