Add .test-outcome.log support to test.dart

dart/tools/test.dart

 #!/usr/bin/env dart
 // Copyright (c) 2013, 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.
 
 /**
  * This file is the entrypoint of the dart test suite.  This suite is used
  * to test:
  *
  *     1. the dart vm
@@ skipping 81 matching lines @@
   // the cache before running.
   Safari.deleteCache = firstConf['clear_safari_cache'];
 
   if (recordingPath != null && recordingOutputPath != null) {
     print("Fatal: Can't have the '--record_to_file' and '--replay_from_file'"
           "at the same time. Exiting ...");
     exit(1);
   }
 
   if (!firstConf['append_logs'])  {
-    var file = new File(TestUtils.flakyFileName());
-    if (file.existsSync()) {
-      file.deleteSync();
+    var files = [new File(TestUtils.flakyFileName()),
+                 new File(TestUtils.testOutcomeFileName())];
+    for (var file in files) {
+      if (file.existsSync()) {
+        file.deleteSync();
+      }
     }
   }
 
   DebugLogger.init(firstConf['write_debug_log'] ?
       TestUtils.debugLogfile() : null, append: firstConf['append_logs']);
 
   // Print the configurations being run by this execution of
   // test.dart. However, don't do it if the silent progress indicator
   // is used. This is only needed because of the junit tests.
   if (progressIndicator != 'silent') {
@@ skipping 118 matching lines @@
     }
     eventListener.add(progressIndicatorFromName(progressIndicator,
                                                 startTime,
                                                 formatter));
     if (printTiming) {
       eventListener.add(new TimingPrinter(startTime));
     }
     eventListener.add(new SkippedCompilationsPrinter());
     eventListener.add(new LeftOverTempDirPrinter());
   }
+  if (firstConf['write_test_outcome_log']) {
+    eventListener.add(new TestOutcomeLogWriter());
+  }
   eventListener.add(new ExitCodeSetter());
 
   void startProcessQueue() {
     // [firstConf] is needed here, since the ProcessQueue needs to know the
     // settings of 'noBatch' and 'local_ip'
     new ProcessQueue(firstConf,
                      maxProcesses,
                      maxBrowserProcesses,
                      startTime,
                      testSuites,
@@ skipping 34 matching lines @@
 void main(List<String> arguments) {
   deleteTemporaryDartDirectories().then((_) {
     var optionsParser = new TestOptionsParser();
     var configurations = optionsParser.parse(arguments);
     if (configurations != null && configurations.length > 0) {
       testConfigurations(configurations);
     }
   });
 }