Import wpt@bd99724e428dae78082983eab4675480c43f6234

third_party/WebKit/LayoutTests/resources/idlharness.js

 /*
 Distributed under both the W3C Test Suite License [1] and the W3C
 3-clause BSD License [2]. To contribute to a W3C Test Suite, see the
 policies and contribution forms [3].
 
 [1] http://www.w3.org/Consortium/Legal/2008/04-testsuite-license
 [2] http://www.w3.org/Consortium/Legal/2008/03-bsd-license
 [3] http://www.w3.org/2004/10/27-testcases
 */
 
@@ skipping 429 matching lines @@
         assert_true(Array.isArray(value), "is not array");
         if (!value.length)
         {
             // Nothing we can do.
             return;
         }
         this.assert_type_is(value[0], type.idlType.idlType);
         return;
     }
 
+    if (type.generic === "Promise") {
+        assert_own_property(value, "then", "Attribute with a Promise type has a then property");
+        // TODO: Ideally, we would check on project fulfillment
+        // that we get the right type
+        // but that would require making the type check async
+        return;
+    }
+
     type = type.idlType;
 
     switch(type)
     {
         case "void":
             assert_equals(value, undefined);
             return;
 
         case "boolean":
             assert_equals(typeof value, "boolean");
@@ skipping 1384 matching lines @@
     /** An array of values produced by the "typedef" production. */
     this.values = obj.values;
 
 }
 //@}
 
 IdlTypedef.prototype = Object.create(IdlObject.prototype);
 
 }());
 // vim: set expandtab shiftwidth=4 tabstop=4 foldmarker=@{,@} foldmethod=marker: