From ed5c15bf3473b2c982cc71d953918cdf95930956 Mon Sep 17 00:00:00 2001
From: Adam Barth <abarth@chromium.org>
Date: Thu, 19 Feb 2015 23:09:51 -0800
Subject: [PATCH] Make it possible to inherit from any constructable host
 object

This CL makes it possible for authors to extend any host object (e.g., DOM
objects) and to use those objects in all the usual places they can be used in
the API.

R=esprehn@chromium.org

Review URL: https://codereview.chromium.org/936193005
---
 .../tests/dom/inherit-from-text-expected.txt  |  6 ++++
 .../flutter/tests/dom/inherit-from-text.sky   | 31 +++++++++++++++++++
 2 files changed, 37 insertions(+)
 create mode 100644 engine/src/flutter/tests/dom/inherit-from-text-expected.txt
 create mode 100644 engine/src/flutter/tests/dom/inherit-from-text.sky

diff --git a/engine/src/flutter/tests/dom/inherit-from-text-expected.txt b/engine/src/flutter/tests/dom/inherit-from-text-expected.txt
new file mode 100644
index 00000000000..879dff8b29a
--- /dev/null
+++ b/engine/src/flutter/tests/dom/inherit-from-text-expected.txt
@@ -0,0 +1,6 @@
+CONSOLE: unittest-suite-wait-for-done
+CONSOLE: PASS: should be able to insert in DOM
+CONSOLE: 
+CONSOLE: All 1 tests passed.
+CONSOLE: unittest-suite-success
+DONE
diff --git a/engine/src/flutter/tests/dom/inherit-from-text.sky b/engine/src/flutter/tests/dom/inherit-from-text.sky
new file mode 100644
index 00000000000..ffede0634a2
--- /dev/null
+++ b/engine/src/flutter/tests/dom/inherit-from-text.sky
@@ -0,0 +1,31 @@
+<sky>
+<script>
+import "../resources/third_party/unittest/unittest.dart";
+import "../resources/unit.dart";
+
+import "dart:sky";
+
+class CustomText extends Text {
+  CustomText() : super("awesome");
+
+  bool get isCustom => true;
+}
+
+void main() {
+  initUnit();
+
+  test("should be able to insert in DOM", () {
+    var child = new CustomText();
+    expect(child.isCustom, isTrue);
+    expect(child.parentNode, isNull);
+    expect(child.data, equals("awesome"));
+
+    var parent = document.createElement("div");
+    parent.appendChild(child);
+    expect(child.parentNode, equals(parent));
+    expect(parent.firstChild, equals(child));
+    expect(parent.firstChild.isCustom, isTrue);
+  });
+}
+</script>
+</sky>