Add Resource package.

test/loader_data_test.dart

+// Copyright (c) 2015, 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:async";
+import "dart:convert";
+import "dart:io";
+
+import "package:resource/resource.dart";
+import "package:test/test.dart";
+
+const content = "Rødgrød med fløde";
+
+main() {
+  var dir;
+  testFile(Encoding encoding, bool base64) {
+    group("${encoding.name}${base64 ? " base64" : ""}", () {
+      var uri;
+      setUp(() {
+        var dataUri = new UriData.fromString(content,
+                                             encoding: encoding,
+                                             base64: base64);
+        uri = dataUri.uri;
+      });
+
+      test("read string", () async {
+        var loader = ResourceLoader.defaultLoader;
+        String string = await loader.readAsString(uri, encoding: encoding);
+        expect(string, content);
+      });
+
+      test("read bytes", () async {
+        var loader = ResourceLoader.defaultLoader;
+        List<int> bytes = await loader.readAsBytes(uri);
+        expect(bytes, encoding.encode(content));
+      });
+
+      test("read byte stream", () async {
+        var loader = ResourceLoader.defaultLoader;
+        Stream<int> bytes = loader.openRead(uri);
+        var buffer = [];
+        await bytes.forEach(buffer.addAll);
+        expect(buffer, encoding.encode(content));
+      });
+    });
+  }
+  testFile(LATIN1, true);
+  testFile(LATIN1, false);
+  testFile(UTF8, true);
+  testFile(UTF8, false);
+}