bluetooth: Add notification system to internals page.

chrome/test/data/webui/bluetooth_internals_browsertest.js

Index: chrome/test/data/webui/bluetooth_internals_browsertest.js
diff --git a/chrome/test/data/webui/bluetooth_internals_browsertest.js b/chrome/test/data/webui/bluetooth_internals_browsertest.js
index 1def822be4f4c55586a4c314e3c6e8e98b3e8f17..76fa3105f12ddd0152903694f283099aacf1757d 100644
--- a/chrome/test/data/webui/bluetooth_internals_browsertest.js
+++ b/chrome/test/data/webui/bluetooth_internals_browsertest.js
@@ -264,6 +264,7 @@ TEST_F('BluetoothInternalsTest', 'Startup_BluetoothInternals', function() {
     teardown(function() {
       adapterFactory.reset();
       sidebarObj.close();
+      window.snackbar.Snackbar.dismiss(true);

[Dan Beam, 2016/12/16 08:42:58]

why do you need the "window."?

[mbrunson, 2016/12/16 21:42:30]

Removed. Done.

     });
 
     /**
@@ -465,8 +466,93 @@ TEST_F('BluetoothInternalsTest', 'Startup_BluetoothInternals', function() {
       sidebarObj.close();
       expectFalse(sidebarNode.classList.contains('open'));
     });
+
+    /* Snackbar Tests */
+    function finishSnackbarTest(done) {
+      // Let event queue finish.
+      setTimeout(function() {
+        expectEquals(0, $('snackbar-container').children.length);
+        expectFalse(!!window.snackbar.Snackbar.current_);
+        done();
+      }, 10);
+    }
+
+    test('Snackbar_ShowTimeout', function(done) {
+      var snackbar = window.snackbar.Snackbar.show('Message 1');
+      assertEquals(1, $('snackbar-container').children.length);
+
+      snackbar.addEventListener('dismissed', function() {
+        finishSnackbarTest(done);
+      });
+    });
+
+    test('Snackbar_ShowDismiss', function(done) {
+      var snackbar = window.snackbar.Snackbar.show('Message 1');
+      assertEquals(1, $('snackbar-container').children.length);
+      snackbar.addEventListener('dismissed', function() {
+        finishSnackbarTest(done);
+      });
+
+      window.snackbar.Snackbar.dismiss();
+    });
+
+    test('Snackbar_QueueThreeDismiss', function(done) {
+      var expectedCalls = 3;
+      var actualCalls = 0;
+
+      var snackbar1 = window.snackbar.Snackbar.show('Message 1');
+      var snackbar2 = window.snackbar.Snackbar.show('Message 2');
+      var snackbar3 = window.snackbar.Snackbar.show('Message 3');
+
+      assertEquals(1, $('snackbar-container').children.length);
+      expectEquals(2, window.snackbar.Snackbar.queue_.length);
+
+      function next() {
+        actualCalls++;
+        window.snackbar.Snackbar.dismiss();
+      }
+
+      snackbar1.addEventListener('dismissed', next);
+      snackbar2.addEventListener('dismissed', next);
+      snackbar3.addEventListener('dismissed', function() {
+        next();
+        expectEquals(expectedCalls, actualCalls);
+        finishSnackbarTest(done);
+      });
+
+      window.snackbar.Snackbar.dismiss();
+    });
+
+    test('Snackbar_QueueThreeDismissAll', function(done) {
+      var expectedCalls = 1;
+      var actualCalls = 0;
+
+      var snackbar1 = window.snackbar.Snackbar.show('Message 1');
+      var snackbar2 = window.snackbar.Snackbar.show('Message 2');
+      var snackbar3 = window.snackbar.Snackbar.show('Message 3');
+
+      assertEquals(1, $('snackbar-container').children.length);
+      expectEquals(2, window.snackbar.Snackbar.queue_.length);
+
+      function next() {
+        assertTrue(false);
+      }
+
+      snackbar1.addEventListener('dismissed', function() {
+        expectEquals(0, window.snackbar.Snackbar.queue_.length);
+        expectFalse(!!window.snackbar.Snackbar.current_);
+        window.snackbar.Snackbar.dismiss();
+
+        finishSnackbarTest(done);
+      });
+      snackbar2.addEventListener('dismissed', next);
+      snackbar3.addEventListener('dismissed', next);
+
+      window.snackbar.Snackbar.dismiss(true);
+    });
   });
 
+
   // Run all registered tests.
   mocha.run();
 });