Merge pull request #4308 from Polymer/2.0-preview-debouncer-flush

Reset the `active` state once the callback runs
Polymer · Feb 13, 2017 · d6e9e8a · d6e9e8a
2 parents 12a4bcd + fecb209
commit d6e9e8a
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Showing 2 changed files with 12 additions and 1 deletion.
diff --git a/src/utils/debounce.html b/src/utils/debounce.html
@@ -36,7 +36,7 @@
     setConfig(asyncModule, cb) {
       this._asyncModule = asyncModule;
       this._callback = cb;
-      this._timer = this._asyncModule.run(this._callback);
+      this._timer = this._asyncModule.run(this.flush);
     },
 
     /**

diff --git a/test/unit/debounce.html b/test/unit/debounce.html
@@ -113,6 +113,17 @@
         });
       });
 
+      test('flush debouncer', function(done) {
+        var callback = sinon.spy();
+        var job = Polymer.Debouncer.debounce(null, Polymer.Async.microTask, callback);
+
+        setTimeout(function() {
+          job.flush();
+          assert.isTrue(callback.calledOnce, 'callback should be called once');
+          done();
+        });
+      });
+
       test('different debouncers and multiple micro tasks', function(done) {
         var callback = sinon.spy();
         var job1 = Polymer.Debouncer.debounce(null, Polymer.Async.microTask, callback);