diff --git a/CMakeLists.txt b/CMakeLists.txt
index d1c40c3b19..dad20ba10b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -58,8 +58,8 @@ endif()
 set(BUILD_CPP_TESTS_DEFAULT ON)
 set(BUILD_LUA_LIBS_DEFAULT ON)
 set(BUILD_LUA_TESTS_DEFAULT ON)
-set(BUILD_JS_LIBS_DEFAULT OFF)
-set(BUILD_JS_TESTS_DEFAULT OFF)
+set(BUILD_JS_LIBS_DEFAULT ON)
+set(BUILD_JS_TESTS_DEFAULT ON)
 # TODO: fix test samples for MSVC
 if(MSVC)
   set(BUILD_CPP_TESTS_DEFAULT OFF)
diff --git a/build/android-build.py b/build/android-build.py
index 47ffe5930e..bca7221447 100755
--- a/build/android-build.py
+++ b/build/android-build.py
@@ -4,12 +4,12 @@
 
 import sys
 import os, os.path
-import shutil
 from optparse import OptionParser
 
 CPP_SAMPLES = ['cpp-empty-test', 'cpp-tests', 'game-controller-test']
 LUA_SAMPLES = ['lua-empty-test', 'lua-tests', 'lua-game-controller-test']
-ALL_SAMPLES = CPP_SAMPLES + LUA_SAMPLES
+JS_SAMPLES = ['js-tests']
+ALL_SAMPLES = CPP_SAMPLES + LUA_SAMPLES + JS_SAMPLES
 
 def caculate_built_samples(args):
     ''' Compute the sampels to be built
@@ -27,6 +27,9 @@ def caculate_built_samples(args):
     if 'lua' in args:
         targets += LUA_SAMPLES
         args.remove('lua')
+    if 'js' in args:
+        targets += JS_SAMPLES
+        args.remove('js')
 
     targets += args
 
@@ -36,8 +39,8 @@ def caculate_built_samples(args):
     return list(targets)
 
 def do_build(app_android_root, build_mode):
-     
-    command = 'cocos compile -p android -s %s --ndk-mode %s' % (app_android_root, build_mode) 
+
+    command = 'cocos compile -p android -s %s --ndk-mode %s' % (app_android_root, build_mode)
     print command
 
     if os.system(command) != 0:
@@ -49,7 +52,7 @@ def build_samples(target, build_mode):
         build_mode = 'debug'
     elif build_mode != 'release':
         build_mode = 'debug'
-    
+
     build_targets = caculate_built_samples(target)
 
     app_android_root = ''
@@ -60,7 +63,8 @@ def build_samples(target, build_mode):
         "cpp-tests": "tests/cpp-tests",
         "lua-empty-test": "tests/lua-empty-test",
         "lua-tests": "tests/lua-tests",
-        "lua-game-controller-test": "tests/lua-game-controller-test"
+        "lua-game-controller-test": "tests/lua-game-controller-test",
+        "js-tests": "tests/js-tests"
     }
 
     cocos_root = os.path.join(os.path.dirname(os.path.realpath(__file__)), "..")
@@ -81,7 +85,7 @@ if __name__ == '__main__':
     usage = """
     This script is mainy used for building tests built-in with cocos2d-x.
 
-    Usage: %prog [options] [cpp-empty-test|cpp-tests|lua-empty-test|lua-tests|cpp|lua|all]
+    Usage: %prog [options] [cpp-empty-test|cpp-tests|lua-empty-test|lua-tests|js-tests|cpp|lua|all]
 
     If you are new to cocos2d-x, I recommend you start with cpp-empty-test, lua-empty-test.
 
@@ -93,13 +97,15 @@ if __name__ == '__main__':
 
     parser = OptionParser(usage=usage)
     parser.add_option("-n", "--ndk", dest="ndk_build_param",
-    help='It is not used anymore, because cocos console does not support it.')
+                      help='It is not used anymore, because cocos console does not support it.')
     parser.add_option("-p", "--platform", dest="android_platform",
-    help='This parameter is not used any more, just keep compatible.')
+                      help='This parameter is not used any more, just keep compatible.')
     parser.add_option("-b", "--build", dest="build_mode",
-    help='The build mode for java project,debug[default] or release. Get more information,please refer to http://developer.android.com/tools/building/building-cmdline.html')
+                      help='The build mode for java project,debug[default] or release. \
+                      Get more information, \
+                      please refer to http://developer.android.com/tools/building/building-cmdline.html')
     (opts, args) = parser.parse_args()
-    
+
     if len(args) == 0:
         parser.print_help()
         sys.exit(1)
diff --git a/tools/jenkins-scripts/do-pull-request-builder.py b/tools/jenkins-scripts/do-pull-request-builder.py
index d4dba509dd..06a8c56a9b 100755
--- a/tools/jenkins-scripts/do-pull-request-builder.py
+++ b/tools/jenkins-scripts/do-pull-request-builder.py
@@ -48,10 +48,13 @@ def do_build_slaves():
             js_tests_build_scripts = jenkins_script_path + "win32-js-build.bat"
         elif(node_name == 'windows-universal' or node_name == 'windows-universal_bak'):
             slave_build_scripts = jenkins_script_path + "windows-universal.bat"
+            js_tests_build_scripts = jenkins_script_path + "windows-js-universal.bat"
         elif(node_name == 'ios_mac' or node_name == 'ios' or node_name == 'ios_bak'):
             slave_build_scripts = jenkins_script_path + "ios-build.sh"
+            js_tests_build_scripts = jenkins_script_path + "ios-js-build.sh"
         elif(node_name == 'mac' or node_name == 'mac_bak'):
             slave_build_scripts = jenkins_script_path + "mac-build.sh"
+            js_tests_build_scripts = jenkins_script_path + "mac-js-build.sh"
         elif(node_name == 'linux_centos' or node_name == 'linux' or node_name == 'linux_bak'):
             slave_build_scripts = jenkins_script_path + "linux-build.sh"
         elif(node_name == 'wp8'):
diff --git a/tools/jenkins-scripts/slave-scripts/android-build.sh b/tools/jenkins-scripts/slave-scripts/android-build.sh
index 5c86082518..bfad2d3a49 100755
--- a/tools/jenkins-scripts/slave-scripts/android-build.sh
+++ b/tools/jenkins-scripts/slave-scripts/android-build.sh
@@ -2,4 +2,4 @@
 DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
 COCOS2DX_ROOT="$DIR"/../../..
 cd ${COCOS2DX_ROOT}
-python build/android-build.py -p 10 cpp-tests lua-tests
+python build/android-build.py -p 10 cpp-tests lua-tests js-tests
diff --git a/tools/jenkins-scripts/slave-scripts/gen_jsb.py b/tools/jenkins-scripts/slave-scripts/gen_jsb.py
index 1403b49400..4f69233e0c 100755
--- a/tools/jenkins-scripts/slave-scripts/gen_jsb.py
+++ b/tools/jenkins-scripts/slave-scripts/gen_jsb.py
@@ -4,7 +4,7 @@ import os
 import sys
 
 ret = 0
-genbindings_dirs = ['tolua']
+genbindings_dirs = ['tolua', 'tojs']
 for item in genbindings_dirs:
     os.chdir("tools/" + item)
     ret = os.system('python genbindings.py')
@@ -12,5 +12,5 @@ for item in genbindings_dirs:
     if(ret != 0):
         ret = 1
         break
-    
+
 sys.exit(ret)
diff --git a/tools/jenkins-scripts/slave-scripts/ios-js-build.sh b/tools/jenkins-scripts/slave-scripts/ios-js-build.sh
new file mode 100755
index 0000000000..1c3ca79613
--- /dev/null
+++ b/tools/jenkins-scripts/slave-scripts/ios-js-build.sh
@@ -0,0 +1,7 @@
+#put xctool.sh into your PATH
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+COCOS2DX_ROOT="$DIR"/../../..
+xcodebuild -project "$COCOS2DX_ROOT"/build/cocos2d_js_tests.xcodeproj -scheme "js-tests iOS"  -destination "platform=iOS Simulator,name=iPhone Retina (4-inch)" clean | xcpretty
+xcodebuild -project "$COCOS2DX_ROOT"/build/cocos2d_js_tests.xcodeproj -scheme "js-tests iOS"  -destination "platform=iOS Simulator,name=iPhone Retina (4-inch)" build | xcpretty
+#the following commands must not be removed
+xcodebuild -project "$COCOS2DX_ROOT"/build/cocos2d_js_tests.xcodeproj -scheme "js-tests iOS"  -destination "platform=iOS Simulator,name=iPhone Retina (4-inch)" build
diff --git a/tools/jenkins-scripts/slave-scripts/mac-js-build.sh b/tools/jenkins-scripts/slave-scripts/mac-js-build.sh
new file mode 100755
index 0000000000..5a686724d0
--- /dev/null
+++ b/tools/jenkins-scripts/slave-scripts/mac-js-build.sh
@@ -0,0 +1,22 @@
+#put xctool.sh into your PATH
+
+#######
+# Cmake build
+####### 
+# DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+# COCOS2DX_ROOT="$DIR"/../../..
+# cd ${COCOS2DX_ROOT}
+# mkdir mac-build
+# cd mac-build
+# cmake ..
+# make -j4
+
+#######
+# xcode build
+####### 
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+COCOS2DX_ROOT="$DIR"/../../..
+xcodebuild -project "$COCOS2DX_ROOT"/build/cocos2d_js_tests.xcodeproj -scheme "js-tests Mac" clean | xcpretty
+xcodebuild -project "$COCOS2DX_ROOT"/build/cocos2d_js_tests.xcodeproj -scheme "js-tests Mac" build | xcpretty
+#xcpretty has a bug, some xcodebuid fails return value would be treated as 0.
+xcodebuild -project "$COCOS2DX_ROOT"/build/cocos2d_js_tests.xcodeproj -scheme "js-tests Mac" build
diff --git a/tools/jenkins-scripts/slave-scripts/windows-js-universal.bat b/tools/jenkins-scripts/slave-scripts/windows-js-universal.bat
new file mode 100755
index 0000000000..efb44a152f
--- /dev/null
+++ b/tools/jenkins-scripts/slave-scripts/windows-js-universal.bat
@@ -0,0 +1,2 @@
+call "%VS120COMNTOOLS%vsvars32.bat"
+msbuild build\cocos2d-js-win8.1-universal.sln /t:Build /p:Platform="Win32" /p:Configuration="Release" /m