Merge "Add activity to show the result of tests."
diff --git a/packages/MtpDocumentsProvider/tests/AndroidManifest.xml b/packages/MtpDocumentsProvider/tests/AndroidManifest.xml
index 50b7521..12fcb87 100644
--- a/packages/MtpDocumentsProvider/tests/AndroidManifest.xml
+++ b/packages/MtpDocumentsProvider/tests/AndroidManifest.xml
@@ -5,9 +5,17 @@
 
     <application>
         <uses-library android:name="android.test.runner" />
+        <activity android:name="com.android.mtp.TestResultActivity"
+                  android:screenOrientation="locked"
+                  android:launchMode="singleInstance">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
     </application>
 
-    <instrumentation android:name="android.test.InstrumentationTestRunner"
+    <instrumentation android:name="com.android.mtp.TestResultInstrumentation"
         android:targetPackage="com.android.mtp"
         android:label="Tests for MtpDocumentsProvider" />
 
diff --git a/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestResultActivity.java b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestResultActivity.java
new file mode 100644
index 0000000..9f2bb2a
--- /dev/null
+++ b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestResultActivity.java
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed 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.
+ */
+
+package com.android.mtp;
+
+import android.app.Activity;
+import android.content.Context;
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.ViewGroup.LayoutParams;
+import android.widget.LinearLayout;
+import android.widget.TextView;
+
+
+/**
+ * Activity that shows the test results instead of adb while using USB port to connect MTP device.
+ */
+public class TestResultActivity extends Activity {
+    private final static String TAG = "MtpDocumentsProviderTest";
+    private TextView mTextView;
+
+    static void show(Context context, String message) {
+        Log.d(TAG, message);
+        final Intent intent = new Intent(context, TestResultActivity.class);
+        intent.putExtra("message", message);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        context.startActivity(intent);
+    }
+
+    @Override
+    public void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+
+        final LinearLayout linearLayout = new LinearLayout(this);
+        linearLayout.setOrientation(LinearLayout.VERTICAL);
+        setContentView(linearLayout);
+
+        mTextView = new TextView(this);
+        mTextView.setText(getIntent().getStringExtra("message") + "\n");
+        linearLayout.addView(
+                mTextView, new LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT));
+    }
+
+    @Override
+    protected void onNewIntent(Intent intent) {
+        super.onNewIntent(intent);
+        mTextView.setText(mTextView.getText() + intent.getStringExtra("message") + "\n");
+    }
+}
diff --git a/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestResultInstrumentation.java b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestResultInstrumentation.java
new file mode 100644
index 0000000..45a77d8
--- /dev/null
+++ b/packages/MtpDocumentsProvider/tests/src/com/android/mtp/TestResultInstrumentation.java
@@ -0,0 +1,48 @@
+package com.android.mtp;
+
+import android.os.Bundle;
+import android.test.InstrumentationTestRunner;
+
+import junit.framework.AssertionFailedError;
+import junit.framework.Test;
+import junit.framework.TestListener;
+
+public class TestResultInstrumentation extends InstrumentationTestRunner implements TestListener {
+    private boolean mHasError = false;
+
+    @Override
+    public void onCreate(Bundle arguments) {
+        super.onCreate(arguments);
+        addTestListener(this);
+    }
+
+    @Override
+    public void addError(Test test, Throwable t) {
+        mHasError = true;
+        show("ERROR", test, t);
+    }
+
+    @Override
+    public void addFailure(Test test, AssertionFailedError t) {
+        mHasError = true;
+        show("FAIL", test, t);
+    }
+
+    @Override
+    public void endTest(Test test) {
+        if (!mHasError) {
+            show("PASS", test, null);
+        }
+    }
+
+    @Override
+    public void startTest(Test test) {
+        mHasError = false;
+    }
+
+    private void show(String tag, Test test, Throwable t) {
+        TestResultActivity.show(
+                getContext(),
+                String.format("[%s] %s %s", tag, test.toString(), t != null ? t.getMessage() : ""));
+    }
+}