Perform better activity tracking in test scripts.

tools/testing/dart/test_progress.dart

 // Copyright (c) 2011, 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.
 
 #library("test_progress");
 
 #import("test_runner.dart");
 
 class ProgressIndicator {
   ProgressIndicator(this._startTime);
@@ skipping 101 matching lines @@
   int _passedTests = 0;
   int _failedTests = 0;
   Date _startTime;
 }
 
 
 class CompactProgressIndicator extends ProgressIndicator {
   CompactProgressIndicator(Date startTime) : super(startTime);
 
   void allDone() {
+    stdout.write('\n'.charCodes());
   }
 
   void _printProgress() {
     var percent = ((_completedTests() / _foundTests) * 100).floor().toString();
     var percentPadded = _pad(percent, 5);
     var passedPadded = _pad(_passedTests.toString(), 5);
     var failedPadded = _pad(_failedTests.toString(), 5);
     var progressLine =
         '\r[${_timeString()} | $percentPadded% | ' +
         '+$passedPadded | -$failedPadded]';
@@ skipping 75 matching lines @@
     var status = 'pass';
     if (test.output.unexpectedOutput) {
       status = 'fail';
     }
     var percent = ((_completedTests() / _foundTests) * 100).toInt().toString();
     print('Done ${test.displayName}: $status');
     print('@@@STEP_CLEAR@@@');
     print('@@@STEP_TEXT@ $percent% +$_passedTests -$_failedTests @@@');
   }
 }