update dangerfile-ios.js and .travis.yml
diff --git a/.travis.yml b/.travis.yml
index 8e57063..8ce5c4c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -45,7 +45,7 @@
         export PATH=$PATH:$ANDROID_NDK_HOME
         echo "ndk.dir=$ANDROID_NDK_HOME" > android/local.properties
         ;;
-        "ios" )
+      "ios")
         npm install
         cd ios && pod install --repo-update
         ;;
@@ -61,11 +61,11 @@
           ./gradlew clean assembleRelease --info
         fi
         ;;
-      "ios" )
+      "ios")
         hasIosFile=$(npm run danger -- run --dangerfile ./dangerfile-ios.js)
         echo "The value of hasIosFile is ${hasIosFile}"
         if [[ "$hasIosFile" =~ "hasIosFile" ]]; then
-          xcodebuild -project ios/WeexSDK.xcodeproj test -scheme WeexUITestDemo CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO -destination "platform=iOS Simulator,name=iPhone 6"
+          xcodebuild -project ios/WeexDemo.xcworkspace test -scheme WeexUITestDemo CODE_SIGN_IDENTITY="" CODE_SIGNING_REQUIRED=NO -destination "platform=iOS Simulator,name=iPhone 6"
         fi
         ;;
     esac
@@ -80,4 +80,4 @@
     recipients:
       - weexnotify@gmail.com
     on_success: never
-    on_failure: always
\ No newline at end of file
+    on_failure: always
diff --git a/dangerfile-ios.js b/dangerfile-ios.js
index 7eb3370..e6aa37c 100644
--- a/dangerfile-ios.js
+++ b/dangerfile-ios.js
@@ -17,46 +17,9 @@
  * under the License.
  */
 import { schedule, danger, fail, warn, message, markdown } from "danger";
-import fs from "fs";
-import path from 'path';
-import GitHubApi from 'github';
-import parseDiff from 'parse-diff';
-import shell from "shelljs";
-
-const type_unknown = 0;
-const type_ios_sdk = 1;
-const type_android_sdk = 2;
-const type_ios_test = 3;
-const type_android_test = 4;
-const type_jsfm = 5;
-const type_jsfm_test = 6;
-const type_ui_test = 8;
-
-const getFileType = file => {
-  if (file.match(/WeexSDK\/Sources\/.+\.(m|h|mm)/)) {
-    return type_ios_sdk;
-  } else if (file.match(/WeexSDKTests\//)) {
-    return type_ios_test;
-  } else if (file.match(/android\/sdk\/src\/test\/.+\.java/)) {
-    return type_android_test;
-  } else if (file.match(/android\/sdk\/src\/main\/java\/.+\.java/)) {
-    return type_android_sdk;
-  } else if (
-    file.match(/html5\/(shared|frameworks|render|runtime|services)\/.+\.js/)
-  ) {
-    return type_jsfm;
-  } else if (file.match(/html5\/test\/.+\.js/)) {
-    return type_jsfm_test;
-  } else if(file.match(/test\/scripts\/.+\.js/) || file.match(/test\/pages\/.+\.vue/)){
-    return type_ui_test
-  }else{
-    return type_unknown
-  }
-}
 
 function checkIosFile(file){
-  var type = getFileType(file);
-  return type == type_ios_sdk || type == type_ios_test || type == type_jsfm;
+  return file.match(/ios\//)?true:false;
 }
 
 var hasIosFile = false;