Add missing files from previous commit

tests/standalone/io/http_server_response_test.dart

+// 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.
+//
+// VMOptions=
+// VMOptions=--short_socket_read
+// VMOptions=--short_socket_write
+// VMOptions=--short_socket_read --short_socket_write
+
+import "dart:io";
+import "dart:scalarlist";
+
+void testServerRequest(void handler(server, request)) {
+  HttpServer.bind().then((server) {
+    server.listen((request) {
+      handler(server, request);
+    });
+
+    var client = new HttpClient();
+    // We only close the client on either
+    // - Bad response headers
+    // - Response done (with optional errors in between).
+    client.get("127.0.0.1", server.port, "/")
+      .then((request) => request.close())
+      .then((response) {
+        response.listen((_) {}, onDone: () {
+          client.close();
+        }, onError: (error) {
+          Expect.isTrue(error.error is HttpParserException);
+        });
+      })
+      .catchError((error) {
+         client.close();
+      }, test: (e) => e is HttpParserException);
+  });
+}
+
+void testResponseDone() {
+  testServerRequest((server, request) {
+    request.response.close();
+    request.response.done.then((response) {
+      Expect.equals(request.response, response);
+      server.close();
+    });
+  });
+}
+
+void testBadResponseAdd() {
+  testServerRequest((server, request) {
+    request.response.contentLength = 0;
+    request.response.add([0]);
+    request.response.done.catchError((error) {
+      server.close();
+    }, test: (e) => e is HttpException);
+  });
+
+  testServerRequest((server, request) {
+    request.response.contentLength = 5;
+    request.response.add([0, 0, 0]);
+    request.response.add([0, 0, 0]);
+    request.response.done.catchError((error) {
+      server.close();
+    }, test: (e) => e is HttpException);
+  });
+
+  testServerRequest((server, request) {
+    request.response.contentLength = 0;
+    request.response.add(new Uint8List(64 * 1024));
+    request.response.add(new Uint8List(64 * 1024));
+    request.response.add(new Uint8List(64 * 1024));
+    request.response.done.catchError((error) {
+      server.close();
+    }, test: (e) => e is HttpException);
+  });
+}
+
+void testBadResponseClose() {
+  testServerRequest((server, request) {
+    request.response.contentLength = 5;
+    request.response.close();
+    request.response.done.catchError((error) {
+      server.close();
+    }, test: (e) => e is HttpException);
+  });
+
+  testServerRequest((server, request) {
+    request.response.contentLength = 5;
+    request.response.add([0]);
+    request.response.close();
+    request.response.done.catchError((error) {
+      server.close();
+    }, test: (e) => e is HttpException);
+  });
+}
+
+void main() {
+  testResponseDone();
+  testBadResponseAdd();
+  testBadResponseClose();
+}