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Unified Diff: packages/polymer/test/instance_attrs_test.dart

Issue 1400473008: Roll Observatory packages and add a roll script (Closed) Base URL: git@github.com:dart-lang/observatory_pub_packages.git@master
Patch Set: Created 5 years, 2 months ago
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Index: packages/polymer/test/instance_attrs_test.dart
diff --git a/packages/polymer/test/instance_attrs_test.dart b/packages/polymer/test/instance_attrs_test.dart
new file mode 100644
index 0000000000000000000000000000000000000000..1671f89e8ce5989c5b6d7bdb4bb48e87cdfaaa97
--- /dev/null
+++ b/packages/polymer/test/instance_attrs_test.dart
@@ -0,0 +1,38 @@
+// Copyright (c) 2013, 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.
+
+import 'dart:html';
+import 'package:unittest/unittest.dart';
+import 'package:unittest/html_config.dart';
+import 'package:polymer/polymer.dart';
+
+// Note: we use @CustomTag to make this type reflectable.
+@CustomTag('my-element')
+class MyElement extends PolymerElement {
+ MyElement.created() : super.created();
+
+ // This is here so that [attributes] can be read via mirrors in polymer
+ // expressions (@CustomTag in this class makes the attribute reflectable).
+ get attributes => super.attributes;
+}
+
+main() => initPolymer().then((zone) => zone.run(() {
+ useHtmlConfiguration();
+
+ setUp(() => Polymer.onReady);
+
+ test('attributes were deserialized', () {
+ var elem = querySelector('my-element');
+
+ expect(elem.attributes, {'foo': '123', 'bar': 'hi', 'baz': 'world'},
+ reason: 'attributes should be copied to instance');
+
+ var text = elem.shadowRoot.text;
+ // Collapse adjacent whitespace like a browser would:
+ text = text.replaceAll('\n', ' ').replaceAll(new RegExp(r'\s+'), ' ');
+
+ expect(text, " foo: 123 bar: hi baz: world ",
+ reason: 'text should match expected HTML template');
+ });
+}));
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