Move relevent JS tests to mojo_js_unittests

mojo/apps/js/bindings/core_unittests.js

-// Copyright 2013 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-define([
-    "gin/test/expect",
-    "mojo/bindings/js/core",
-  ], function(expect, core) {
-  runWithPipe(testNop);
-  runWithPipe(testReadAndWriteMessage);
-  this.result = "PASS";
-
-  function runWithPipe(test) {
-    var pipe = core.createMessagePipe();
-
-    test(pipe);
-
-    expect(core.close(pipe.handle0)).toBe(core.RESULT_OK);
-    expect(core.close(pipe.handle1)).toBe(core.RESULT_OK);
-  }
-
-  function testNop(pipe) {
-  }
-
-  function testReadAndWriteMessage(pipe) {
-    var senderData = new Uint8Array(42);
-    for (var i = 0; i < senderData.length; ++i) {
-      senderData[i] = i * i;
-    }
-
-    var result = core.writeMessage(
-      pipe.handle0, senderData, [],
-      core.WRITE_MESSAGE_FLAG_NONE);
-
-    expect(result).toBe(core.RESULT_OK);
-
-    var receiverData = new Uint8Array(50);
-
-    var read = core.readMessage(
-      pipe.handle1, core.READ_MESSAGE_FLAG_NONE)
-
-    expect(read.result).toBe(core.RESULT_OK);
-    expect(read.buffer.byteLength).toBe(42);
-    expect(read.handles.length).toBe(0);
-
-    var memory = new Uint8Array(read.buffer);
-    for (var i = 0; i < memory.length; ++i)
-      expect(memory[i]).toBe((i * i) & 0xFF);
-  }
-});