Make dom/DocumentTest work again

client/tests/client/dom/DocumentTest.dart

Index: client/tests/client/dom/DocumentTest.dart
diff --git a/client/tests/client/dom/DocumentTest.dart b/client/tests/client/dom/DocumentTest.dart
index 2e4397e3e5fa3282d20ba46b9d93a50660d5c13f..c9a8d9895cb68cf77b016ff955977c805635a438 100644
--- a/client/tests/client/dom/DocumentTest.dart
+++ b/client/tests/client/dom/DocumentTest.dart
@@ -4,6 +4,7 @@
 
 main() {
   forLayoutTests();
+
   test('CreateElement', () {
     // FIXME: nifty way crashes, do it boring way.
     Expect.isTrue(document.createElement('span') is HTMLElement);
@@ -11,7 +12,10 @@ main() {
     Expect.isTrue(document.createElement('a') is HTMLAnchorElement);
     Expect.isTrue(document.createElement('bad_name') is HTMLUnknownElement);
   });
+
   test('DocumentURL', () {
-    Expect.isTrue(document.URL.endsWith('DocumentTest.html'));
+    // URL is something like ..._client_dom_DocumentTest.dartfrogium.html
+    Expect.isTrue(document.URL.endsWith('.html'));
+    Expect.isTrue(document.URL.indexOf('DocumentTest') > 0);
   });
 }