(new) assert.instanceOf assert.isUndefined

Author: cloudhead

lib/vows/macros.js

@@ -79,6 +79,11 @@ assert.isNull = function (actual, message) {
         assert.fail(actual, 'null', message || "expected {actual} to be null", "===", assert.isNull);
     }
 };
+assert.isUndefined = function (actual, message) {
+    if (actual !== undefined) {
+        assert.fail(actual, 'undefined', message || "expected {actual} to be undefined", "===", assert.isUndefined);
+    }
+};
 assert.isString = function (actual, message) {
     assertTypeOf(actual, 'string', message || "expected {actual} to be a String", assert.isString);
 };
@@ -88,6 +93,11 @@ assert.isFunction = function (actual, message) {
 assert.typeOf = function (actual, expected, message) {
     assertTypeOf(actual, expected, message, assert.typeOf);
 };
+assert.instanceOf = function (actual, expected, message) {
+    if (! (actual instanceof expected)) {
+        assert.fail(actual, expected, message || "expected {actual} to be an instance of {expected}", "instanceof", assert.instanceOf);
+    }
+};
 
 //
 // Utility functions