diff --git a/lib/js/Gruntfile.js b/lib/js/Gruntfile.js
index 32c8834..3298d5c 100644
--- a/lib/js/Gruntfile.js
+++ b/lib/js/Gruntfile.js
@@ -35,7 +35,7 @@
           'dist/<%= pkg.name %>.min.js': ['<%= concat.dist.dest %>']
         }
       }
-    },
+    },  
     shell: {
       InstallThriftJS: {
         command: 'mkdir test/build; mkdir test/build/js; cp src/thrift.js test/build/js/thrift.js'
@@ -48,9 +48,6 @@
       },
       ThriftGenJQ: {
         command: 'thrift -gen js:jquery -gen js:node -o test ../../test/ThriftTest.thrift'
-      },
-      ThriftGenDeepConstructor: {
-        command: 'thrift -gen js -o test ../../test/JsDeepConstructorTest.thrift'
       }
     },
     external_daemon: {
@@ -126,13 +123,6 @@
             'https://localhost:8089/testws.html'
           ]
         }
-      },
-      ThriftDeepConstructor: {
-        options: {
-          urls: [
-            'http://localhost:8088/test-deep-constructor.html'
-          ]
-        }
       }
     },
     jshint: {
@@ -157,14 +147,13 @@
   grunt.loadNpmTasks('grunt-external-daemon');
   grunt.loadNpmTasks('grunt-shell');
 
-  grunt.registerTask('test', ['jshint', 'shell:InstallThriftJS', 'shell:InstallThriftNodeJSDep', 'shell:ThriftGen',
-                              'external_daemon:ThriftTestServer', 'external_daemon:ThriftTestServer_TLS',
-                              'shell:ThriftGenDeepConstructor', 'qunit:ThriftDeepConstructor',
+  grunt.registerTask('test', ['jshint', 'shell:InstallThriftJS', 'shell:InstallThriftNodeJSDep', 'shell:ThriftGen', 
+                              'external_daemon:ThriftTestServer', 'external_daemon:ThriftTestServer_TLS', 
                               'qunit:ThriftJS', 'qunit:ThriftJS_TLS',
                               'shell:ThriftGenJQ', 'qunit:ThriftJSJQ', 'qunit:ThriftJSJQ_TLS'
                              ]);
-  grunt.registerTask('default', ['jshint', 'shell:InstallThriftJS', 'shell:InstallThriftNodeJSDep', 'shell:ThriftGen',
-                                 'external_daemon:ThriftTestServer', 'external_daemon:ThriftTestServer_TLS',
+  grunt.registerTask('default', ['jshint', 'shell:InstallThriftJS', 'shell:InstallThriftNodeJSDep', 'shell:ThriftGen', 
+                                 'external_daemon:ThriftTestServer', 'external_daemon:ThriftTestServer_TLS', 
                                  'qunit:ThriftJS', 'qunit:ThriftJS_TLS',
                                  'shell:ThriftGenJQ', 'qunit:ThriftJSJQ', 'qunit:ThriftJSJQ_TLS',
                                  'concat', 'uglify', 'jsdoc'
diff --git a/lib/js/src/thrift.js b/lib/js/src/thrift.js
index 9bd1198..af45d9c 100644
--- a/lib/js/src/thrift.js
+++ b/lib/js/src/thrift.js
@@ -1203,7 +1203,7 @@
         r.size = list.shift();
 
         this.rpos.push(this.rstack.length);
-        this.rstack.push(list.shift());
+        this.rstack.push(list);
 
         return r;
     },
@@ -1439,69 +1439,3 @@
 
 
 
-var copyList, copyMap;
-
-copyList = function(lst, types) {
-
-  if (!lst) {return lst; }
-
-  var type;
-
-  if (types.shift === undefined) {
-    type = types;
-  }
-  else {
-    type = types[0];
-  }
-  var Type = type;
-
-  var len = lst.length, result = [], i, val;
-  for (i = 0; i < len; i++) {
-    val = lst[i];
-    if (type === null) {
-      result.push(val);
-    }
-    else if (type === copyMap || type === copyList) {
-      result.push(type(val, types.slice(1)));
-    }
-    else {
-      result.push(new Type(val));
-    }
-  }
-  return result;
-};
-
-copyMap = function(obj, types){
-
-  if (!obj) {return obj; }
-
-  var type;
-
-  if (types.shift === undefined) {
-    type = types;
-  }
-  else {
-    type = types[0];
-  }
-  var Type = type;
-
-  var result = {}, val;
-  for(var prop in obj) {
-    if(obj.hasOwnProperty(prop)) {
-      val = obj[prop];
-      if (type === null) {
-        result[prop] = val;
-      }
-      else if (type === copyMap || type === copyList) {
-        result[prop] = type(val, types.slice(1));
-      }
-      else {
-        result[prop] = new Type(val);
-      }
-    }
-  }
-  return result;
-};
-
-Thrift.copyMap = copyMap;
-Thrift.copyList = copyList;
diff --git a/lib/js/test/deep-constructor.test.js b/lib/js/test/deep-constructor.test.js
deleted file mode 100644
index 9a19809..0000000
--- a/lib/js/test/deep-constructor.test.js
+++ /dev/null
@@ -1,195 +0,0 @@
-function serialize(data) {
-  var transport = new Thrift.Transport("/service");
-  var protocol  = new Thrift.Protocol(transport);
-  protocol.writeMessageBegin("", 0, 0);
-  data.write(protocol);
-  protocol.writeMessageEnd();
-  return transport.send_buf;
-}
-
-function deserialize(serialized, type) {
-  var transport = new Thrift.Transport("/service");
-  transport.setRecvBuffer(serialized);
-  var protocol  = new Thrift.Protocol(transport);
-  protocol.readMessageBegin();
-  var data = new type();
-  data.read(protocol);
-  protocol.readMessageEnd();
-  return data;
-}
-
-
-function createThriftObj() {
-
-  return new Complex({
-
-    struct_field: new Simple({value: 'a'}),
-
-    struct_list_field: [
-      new Simple({value: 'b'}),
-      new Simple({value: 'c'}),
-    ],
-
-    struct_set_field: [
-      new Simple({value: 'd'}),
-      new Simple({value: 'e'}),
-    ],
-
-    struct_map_field: {
-      A: new Simple({value: 'f'}),
-      B: new Simple({value: 'g'})
-    },
-
-    struct_nested_containers_field: [
-      [
-        {
-          C: [
-            new Simple({value: 'h'}),
-            new Simple({value: 'i'})
-          ]
-        }
-      ]
-    ],
-
-
-    struct_nested_containers_field2: {
-      D: [
-        {
-          DA: new Simple({value: 'j'})
-        },
-        {
-          DB: new Simple({value: 'k'})
-        }
-      ]
-    }
-  }
-  );
-}
-
-
-function createJsObj() {
-
-  return {
-
-    struct_field: {value: 'a'},
-
-    struct_list_field: [
-      {value: 'b'},
-      {value: 'c'},
-    ],
-
-    struct_set_field: [
-      {value: 'd'},
-      {value: 'e'},
-    ],
-
-    struct_map_field: {
-      A: {value: 'f'},
-      B: {value: 'g'}
-    },
-
-    struct_nested_containers_field: [
-      [
-        {
-          C: [
-            {value: 'h'},
-            {value: 'i'}
-          ]
-        }
-      ]
-    ],
-
-    struct_nested_containers_field2: {
-      D: [
-        {
-          DA: {value: 'j'}
-        },
-        {
-          DB: {value: 'k'}
-        }
-      ]
-    }
-  };
-}
-
-
-function assertValues(obj, assert) {
-    assert.equal(obj.struct_field.value, 'a');
-    assert.equal(obj.struct_list_field[0].value, 'b');
-    assert.equal(obj.struct_list_field[1].value, 'c');
-    assert.equal(obj.struct_set_field[0].value, 'd');
-    assert.equal(obj.struct_set_field[1].value, 'e');
-    assert.equal(obj.struct_map_field.A.value, 'f');
-    assert.equal(obj.struct_map_field.B.value, 'g');
-    assert.equal(obj.struct_nested_containers_field[0][0].C[0].value, 'h');
-    assert.equal(obj.struct_nested_containers_field[0][0].C[1].value, 'i');
-    assert.equal(obj.struct_nested_containers_field2.D[0].DA.value, 'j');
-    assert.equal(obj.struct_nested_containers_field2.D[1].DB.value, 'k');
-}
-
-var cases = {
-
-  "Serialize/deserialize simple struct should return equal object": function(assert){
-    var tObj = new Simple({value: 'a'});
-    var received = deserialize(serialize(tObj), Simple);
-    assert.ok(tObj !== received);
-    assert.deepEqual(received, tObj);
-  },
-
-
-  "Serialize/deserialize should return equal object": function(assert){
-    var tObj = createThriftObj();
-    var received = deserialize(serialize(tObj), Complex);
-    assert.ok(tObj !== received);
-    assert.deepEqual(received, tObj);
-  },
-
-  "Nested structs and containers initialized from plain js objects should serialize same as if initialized from thrift objects": function(assert) {
-    var tObj1 = createThriftObj();
-    var tObj2 = new Complex(createJsObj());
-    assertValues(tObj2, assert);
-    assert.equal(serialize(tObj2), serialize(tObj1));
-  },
-
-  "Modifications to args object should not affect constructed Thrift object": function (assert) {
-
-    var args = createJsObj();
-    assertValues(args, assert);
-
-    var tObj = new Complex(args);
-    assertValues(tObj, assert);
-
-    args.struct_field.value = 'ZZZ';
-    args.struct_list_field[0].value = 'ZZZ';
-    args.struct_list_field[1].value = 'ZZZ';
-    args.struct_set_field[0].value = 'ZZZ';
-    args.struct_set_field[1].value = 'ZZZ';
-    args.struct_map_field.A.value = 'ZZZ';
-    args.struct_map_field.B.value = 'ZZZ';
-    args.struct_nested_containers_field[0][0].C[0] = 'ZZZ';
-    args.struct_nested_containers_field[0][0].C[1] = 'ZZZ';
-    args.struct_nested_containers_field2.D[0].DA = 'ZZZ';
-    args.struct_nested_containers_field2.D[0].DB = 'ZZZ';
-
-    assertValues(tObj, assert);
-  },
-
-  "nulls are ok": function(assert) {
-    var tObj = new Complex({
-      struct_field: null,
-      struct_list_field: null,
-      struct_set_field: null,
-      struct_map_field: null,
-      struct_nested_containers_field: null,
-      struct_nested_containers_field2: null
-    });
-    var received = deserialize(serialize(tObj), Complex);
-    assert.ok(tObj !== received);
-    assert.deepEqual(tObj, received);
-  }
-
-};
-
-Object.keys(cases).forEach(function(caseName) {
-  test(caseName, cases[caseName]);
-});
diff --git a/lib/js/test/test-deep-constructor.html b/lib/js/test/test-deep-constructor.html
deleted file mode 100755
index 5835dc8..0000000
--- a/lib/js/test/test-deep-constructor.html
+++ /dev/null
@@ -1,49 +0,0 @@
-<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
-<!--
-  Licensed to the Apache Software Foundation (ASF) under one
-  or more contributor license agreements. See the NOTICE file
-  distributed with this work for additional information
-  regarding copyright ownership. The ASF licenses this file
-  to you under the Apache License, Version 2.0 (the
-  "License"); you may not use this file except in compliance
-  with the License. You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing,
-  software distributed under the License is distributed on an
-  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
-  KIND, either express or implied. See the License for the
-  specific language governing permissions and limitations
-  under the License.
--->
-<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
-<head>
-  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-  <title>Thrift Javascript Bindings: Unit Test</title>
-
-  <script src="build/js/thrift.js"         type="text/javascript" charset="utf-8"></script>
-  <script src="gen-js/JsDeepConstructorTest_types.js" type="text/javascript" charset="utf-8"></script>
-  <!-- jQuery -->
-  <script type="text/javascript" src="http://code.jquery.com/jquery-1.7.2.js" charset="utf-8"></script>
-
-  <!-- QUnit Test framework-->
-  <script type="text/javascript" src="http://code.jquery.com/qunit/qunit-1.14.0.js" charset="utf-8"></script>
-  <link rel="stylesheet" href="http://code.jquery.com/qunit/qunit-1.14.0.css" type="text/css" media="screen" />
-
-  <!-- the Test Suite-->
-  <script type="text/javascript" src="deep-constructor.test.js" charset="utf-8"></script>
-</head>
-<body>
-  <h1 id="qunit-header">Thrift Javascript Bindings: Deep Constructor Test (<a href="https://git-wip-us.apache.org/repos/asf?p=thrift.git;a=blob;f=test/JsDeepConstructorTest.thrift;hb=HEAD">JsDeepConstructorTest.thrift</a>)</h1>
-  <h2 id="qunit-banner"></h2>
-  <div id="qunit-testrunner-toolbar"></div>
-  <h2 id="qunit-userAgent"></h2>
-  <ol id="qunit-tests"><li><!-- get valid xhtml strict--></li></ol>
-  <p>
-      <a href="http://validator.w3.org/check/referer"><img
-          src="http://www.w3.org/Icons/valid-xhtml10"
-          alt="Valid XHTML 1.0!" height="31" width="88" /></a>
-  </p>
-</body>
-</html>