Update charted to 0.4.8 and roll

packages/usage/test/usage_impl_test.dart

 // Copyright (c) 2014, 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 usage.impl_test;
 
 import 'package:test/test.dart';
 import 'package:usage/src/usage_impl.dart';
 
 import 'src/common.dart';
@@ skipping 10 matching lines @@
     test('doesn\'t send too many', () {
       ThrottlingBucket bucket = new ThrottlingBucket(20);
       for (int i = 0; i < 20; i++) {
         expect(bucket.removeDrop(), true);
       }
       expect(bucket.removeDrop(), false);
     });
   });
 
   group('AnalyticsImpl', () {
+    test('trackingId', () {
+      AnalyticsImplMock mock = createMock();
+      expect(mock.trackingId, isNotNull);
+    });
+
+    test('applicationName', () {
+      AnalyticsImplMock mock = createMock();
+      expect(mock.applicationName, isNotNull);
+    });
+
+    test('applicationVersion', () {
+      AnalyticsImplMock mock = createMock();
+      expect(mock.applicationVersion, isNotNull);
+    });
+
     test('respects disabled', () {
       AnalyticsImplMock mock = createMock();
-      mock.optIn = false;
+      mock.enabled = false;
       mock.sendException('FooBar exception');
-      expect(mock.optIn, false);
+      expect(mock.enabled, false);
       expect(mock.mockPostHandler.sentValues, isEmpty);
     });
 
-    test('hasSetOptIn', () {
-      AnalyticsImplMock mock = createMock(setOptIn: false);
-      expect(mock.hasSetOptIn, false);
-      mock.optIn = false;
-      expect(mock.hasSetOptIn, true);
+    test('firstRun', () {
+      AnalyticsImplMock mock = createMock();
+      expect(mock.firstRun, true);
+      mock = createMock(props: {'firstRun': false});
+      expect(mock.firstRun, false);
     });
 
     test('setSessionValue', () {
       AnalyticsImplMock mock = createMock();
       mock.sendScreenView('foo');
       hasnt(mock.last, 'val');
       mock.setSessionValue('val', 'ue');
       mock.sendScreenView('bar');
       has(mock.last, 'val');
       mock.setSessionValue('val', null);
       mock.sendScreenView('baz');
       hasnt(mock.last, 'val');
     });
 
     test('waitForLastPing', () {
       AnalyticsImplMock mock = createMock();
       mock.sendScreenView('foo');
       mock.sendScreenView('bar');
       mock.sendScreenView('baz');
       return mock.waitForLastPing(timeout: new Duration(milliseconds: 100));
     });
+
+    group('clientId', () {
+      test('is available immediately', () {
+        AnalyticsImplMock mock = createMock();
+        expect(mock.clientId, isNotEmpty);
+      });
+
+      test('is memoized', () {
+        AnalyticsImplMock mock = createMock();
+        final value1 = mock.clientId;
+        final value2 = mock.clientId;
+        expect(value1, isNotEmpty);
+        expect(value1, value2);
+      });
+
+      test('is stored in properties', () {
+        AnalyticsImplMock mock = createMock();
+        expect(mock.properties['clientId'], isNull);
+        final value = mock.clientId;
+        expect(mock.properties['clientId'], value);
+      });
+    });
   });
 
   group('postEncode', () {
     test('simple', () {
       Map<String, dynamic> map = {'foo': 'bar', 'baz': 'qux norf'};
       expect(postEncode(map), 'foo=bar&baz=qux%20norf');
     });
   });
 }