Allow for reporting with the --list option

tools/testing/dart/test_runner.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /**
  * Classes and methods for executing tests.
  *
  * This module includes:
  * - Managing parallel execution of tests, including timeout checks.
  * - Evaluating the output of each test as pass/fail/crash/timeout.
@@ skipping 2775 matching lines @@
                 String recordedInputFile]) {
     void setupForListing(TestCaseEnqueuer testCaseEnqueuer) {
       _graph.events.where((event) => event is dgraph.GraphSealedEvent)
         .listen((dgraph.GraphSealedEvent event) {
           var testCases = new List.from(testCaseEnqueuer.remainingTestCases);
           testCases.sort((a, b) => a.displayName.compareTo(b.displayName));
 
           print("\nGenerating all matching test cases ....\n");
 
           for (TestCase testCase in testCases) {
+            eventFinishedTestCase(testCase);
             print("${testCase.displayName}   "
                   "Expectations: ${testCase.expectedOutcomes.join(', ')}   "
                   "Configuration: '${testCase.configurationString}'");
           }
+          eventAllTestsKnown();
         });
     }
 
     var testCaseEnqueuer;
     CommandQueue commandQueue;
+
     void setupForRunning(TestCaseEnqueuer testCaseEnqueuer) {
       Timer _debugTimer;
       // If we haven't seen a single test finishing during a 10 minute period
       // something is definitly wrong, so we dump the debugging information.
       final debugTimerDuration = const Duration(minutes: 10);
 
       void cancelDebugTimer() {
         if (_debugTimer != null) {
           _debugTimer.cancel();
         }
@@ skipping 135 matching lines @@
     }
   }
 
   void eventAllTestsDone() {
     for (var listener in _eventListener) {
       listener.allDone();
     }
     _allDone();
   }
 }