Merge IO v2 branch to bleeding edge

tests/standalone/io/directory_invalid_arguments_test.dart

 // Copyright (c) 2012, 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:io";
+import "dart:isolate";
 
-class DirectoryInvalidArgumentsTest {
-  static void testFailingList(Directory d, var recursive) {
-    int errors = 0;
-    var lister = d.list(recursive: recursive);
-    lister.onError = (error) {
+void testFailingList(Directory d, var recursive) {
+  var port = new ReceivePort();
+  int errors = 0;
+  d.list(recursive: recursive).listen(
+    () => Expect.fail("Unexpected listing result"),
+    onError: (error) {
       errors += 1;
-    };
-    lister.onDone = (completed) {
+    },
+    onDone: () {
+      port.close();
       Expect.equals(1, errors);
-      Expect.isFalse(completed);
-    };
-    Expect.equals(0, errors);
+    });
+  Expect.equals(0, errors);
+}
+
+void testInvalidArguments() {
+  Directory d = new Directory(12);
+  try {
+    d.existsSync();
+    Expect.fail("No exception thrown");
+  } catch (e) {
+    Expect.isTrue(e is ArgumentError);
   }
-
-  static void testInvalidArguments() {
-    Directory d = new Directory(12);
-    try {
-      d.existsSync();
-      Expect.fail("No exception thrown");
-    } catch (e) {
-      Expect.isTrue(e is ArgumentError);
-    }
-    try {
-      d.deleteSync();
-      Expect.fail("No exception thrown");
-    } catch (e) {
-      Expect.isTrue(e is ArgumentError);
-    }
-    try {
-      d.createSync();
-      Expect.fail("No exception thrown");
-    } catch (e) {
-      Expect.isTrue(e is ArgumentError);
-    }
-    testFailingList(d, false);
-    Expect.throws(() => d.listSync(recursive: true),
-                  (e) => e is ArgumentError);
-    d = new Directory(".");
-    testFailingList(d, 1);
-    Expect.throws(() => d.listSync(recursive: 1),
-                  (e) => e is ArgumentError);
+  try {
+    d.deleteSync();
+    Expect.fail("No exception thrown");
+  } catch (e) {
+    Expect.isTrue(e is ArgumentError);
   }
-
-  static void testMain() {
-    testInvalidArguments();
+  try {
+    d.createSync();
+    Expect.fail("No exception thrown");
+  } catch (e) {
+    Expect.isTrue(e is ArgumentError);
   }
+  testFailingList(d, false);
+  Expect.throws(() => d.listSync(recursive: true),
+                (e) => e is ArgumentError);
+  d = new Directory(".");
+  testFailingList(d, 1);
+  Expect.throws(() => d.listSync(recursive: 1),
+                (e) => e is ArgumentError);
 }
 
 main() {
-  DirectoryInvalidArgumentsTest.testMain();
+  testInvalidArguments();
 }