Combine window.setTimeout/setInterval with Timer and Timer.repeating. Also

samples/third_party/dromaeo/tests/RunnerSuite.dart

 part of dromaeo;
 
 typedef void Test();
 typedef void Operation();
 typedef void Reporter(Map<String, Result> results);
 
 class Suite {
   /**
    * Ctor.
    *  [:_window:] The window of the suite.
@@ skipping 33 matching lines @@
    */
   Suite test(String name, Test test_) {
     _nTests++;
     // Don't execute the test immediately.
     return _addOperation(() {
       // List of number of runs in seconds.
       List<double> runsPerSecond = new List<double>();
 
       // Run the test several times.
       try {
-        // TODO(antonm): use .setTimeout to schedule next run as JS
+        // TODO(antonm): use timer to schedule next run as JS
         // version does.  That allows to report the intermidiate results
         // more smoothly as well.
         for (int i = 0; i < _N_RUNS; i++) {
           int runs = 0;
           final int start = new DateTime.now().millisecondsSinceEpoch;
 
           int cur = new DateTime.now().millisecondsSinceEpoch;
           while ((cur - start) < 1000) {
             test_();
             cur = new DateTime.now().millisecondsSinceEpoch;
@@ skipping 18 matching lines @@
     _postMessage('inited', { 'nTests': _nTests });
 
   }
 
   _run() {
     int currentOperation = 0;
     handler() {
       if (currentOperation < _operations.length) {
         _operations[currentOperation]();
         currentOperation++;
-        _window.setTimeout(handler, 1);
+        new Timer(const Duration(milliseconds: 1), handler);
       } else {
         _postMessage('over');
       }
     }
-    _window.setTimeout(handler, 0);
+    Timer.run(handler);
   }
 
   _reportTestResults(String name, Result result) {
     _nRanTests++;
     _postMessage('result', {
         'testName': name,
         'mean': result.mean,
         'error': result.error,
         'percent': (100.0 * _nRanTests / _nTests)
     });
@@ skipping 14 matching lines @@
 
   List<Operation> _operations;
   int _nTests;
   int _nRanTests;
 
   Suite _addOperation(Operation operation) {
     _operations.add(operation);
     return this;
   }
 }