Improve the event handling for string input stream

tools/testing/dart/test_suite.dart

Index: tools/testing/dart/test_suite.dart
diff --git a/tools/testing/dart/test_suite.dart b/tools/testing/dart/test_suite.dart
index e31be54dd9e2f6a81e5e88faba9e3da542447ca0..cdf7e05201c6e11fa794424240b1bcf042a6f102 100644
--- a/tools/testing/dart/test_suite.dart
+++ b/tools/testing/dart/test_suite.dart
@@ -103,19 +103,26 @@ class CCTestSuite implements TestSuite {
     doTest = onTest;
     doDone = (ignore) => (onDone != null) ? onDone() : null;
 
+    var filesRead = 0;
+    void statusFileRead() {
+      filesRead++;
+      if (filesRead == statusFilePaths.length) {
+        receiveTestName = new ReceivePort();
+        new CCTestListerIsolate().spawn().then((port) {
+            port.send(runnerPath, receiveTestName.toSendPort());
+            receiveTestName.receive(testNameHandler);
+        });
+      }
+    }
+
     testExpectations =
         new TestExpectations(complexMatching: complexStatusMatching());
     for (var statusFilePath in statusFilePaths) {
       ReadTestExpectationsInto(testExpectations,
                                statusFilePath,
-                               configuration);
+                               configuration,
+                               statusFileRead);
     }
-
-    receiveTestName = new ReceivePort();
-    new CCTestListerIsolate().spawn().then((port) {
-        port.send(runnerPath, receiveTestName.toSendPort());
-        receiveTestName.receive(testNameHandler);
-    });
   }
 
   void completeHandler(TestCase testCase) {
@@ -153,16 +160,24 @@ class StandardTestSuite implements TestSuite {
     doTest = onTest;
     doDone = (onDone != null) ? onDone : (() => null);
 
+    var filesRead = 0;
+    void statusFileRead() {
+      filesRead++;
+      if (filesRead == statusFilePaths.length) {
+        processDirectory();
+      }
+    }
+
     // Read test expectations from status files.
     testExpectations =
         new TestExpectations(complexMatching: complexStatusMatching());
+    List<Future> fut = new List();

[Mads Ager (google), 2011/12/09 13:09:33]

fut fut, delete?

[Søren Gjesse, 2011/12/09 13:36:43]

Done.

     for (var statusFilePath in statusFilePaths) {
       ReadTestExpectationsInto(testExpectations,
                                statusFilePath,
-                               configuration);
+                               configuration,
+                               statusFileRead);
     }
-
-    processDirectory();
   }
 
   void processDirectory() {