Integrate ImageProcessing test into test framework

http://b/issue?id=5274365
Change-Id: I7949b4114dcab17d895d04755df5df2bd5a576a3

Author: Xia Wang

tests/RenderScriptTests/ImageProcessing/Android.mk

@@ -17,7 +17,9 @@
 LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
-LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_TAGS := tests
+
+LOCAL_JAVA_LIBRARIES := android.test.runner
 
 LOCAL_SRC_FILES := $(call all-java-files-under, src) \
                    $(call all-renderscript-files-under, src)

tests/RenderScriptTests/ImageProcessing/AndroidManifest.xml

@@ -2,15 +2,21 @@
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.android.rs.image">
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />    
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
     <uses-sdk android:minSdkVersion="11" />
     <application android:label="Image Processing"
                  android:hardwareAccelerated="true">
+        <uses-library android:name="android.test.runner" />
         <activity android:name="ImageProcessingActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
     </application>
+
+    <instrumentation android:name=".ImageProcessingTestRunner"
+      android:targetPackage="com.android.rs.image"
+      android:label="Test runner for Image Processing Benchmark Test"
+    />
 </manifest>

tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/ImageProcessingActivity.java

@@ -33,11 +33,13 @@
 import android.widget.SeekBar;
 import android.widget.TextView;
 import android.view.View;
+import android.util.Log;
 import java.lang.Math;
 
 public class ImageProcessingActivity extends Activity
                                        implements SurfaceHolder.Callback,
                                        SeekBar.OnSeekBarChangeListener {
+    private final String TAG = "Img";
     private Bitmap mBitmapIn;
     private Bitmap mBitmapOut;
     private ScriptC_threshold mScript;
@@ -268,7 +270,15 @@ private static Bitmap copyBitmap(Bitmap source) {
 
     // button hook
     public void benchmark(View v) {
-        android.util.Log.v("Img", "Benchmarking");
+        long t = getBenchmark();
+        //long javaTime = javaFilter();
+        //mBenchmarkResult.setText("RS: " + t + " ms  Java: " + javaTime + " ms");
+        mBenchmarkResult.setText("Result: " + t + " ms");
+    }
+
+    // For benchmark test
+    public long getBenchmark() {
+        Log.v(TAG, "Benchmarking");
         int oldRadius = mRadius;
         mRadius = MAX_RADIUS;
         mScript.set_radius(mRadius);
@@ -279,16 +289,12 @@ public void benchmark(View v) {
         mOutPixelsAllocation.copyTo(mBitmapOut);
 
         t = java.lang.System.currentTimeMillis() - t;
-        android.util.Log.v("Img", "Renderscript frame time core ms " + t);
-
-        //long javaTime = javaFilter();
-        //mBenchmarkResult.setText("RS: " + t + " ms  Java: " + javaTime + " ms");
-        mBenchmarkResult.setText("Result: " + t + " ms");
-
+        Log.v(TAG, "getBenchmark: Renderscript frame time core ms " + t);
         mRadius = oldRadius;
         mScript.set_radius(mRadius);
 
         mScript.invoke_filter();
         mOutPixelsAllocation.copyTo(mBitmapOut);
+        return t;
     }
 }

tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/ImageProcessingTest.java

@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2011 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.rs.image;
+
+import android.os.Bundle;
+import android.os.Environment;
+import android.app.Instrumentation;
+import android.content.Context;
+import android.content.Intent;
+import android.net.Uri;
+import android.test.ActivityInstrumentationTestCase2;
+import android.test.suitebuilder.annotation.LargeTest;
+import android.util.Log;
+
+import java.io.BufferedWriter;
+import java.io.File;
+import java.io.FileWriter;
+import java.io.IOException;
+
+/**
+ * ImageProcessing benchmark test.
+ * To run the test, please use command
+ *
+ * adb shell am instrument -w com.android.rs.image/.ImageProcessingTestRunner
+ *
+ */
+public class ImageProcessingTest extends ActivityInstrumentationTestCase2<ImageProcessingActivity> {
+    private final String TAG = "ImageProcessingTest";
+    private final String RESULT_FILE = "image_processing_result.txt";
+    private ImageProcessingActivity mAct;
+
+    public ImageProcessingTest() {
+        super(ImageProcessingActivity.class);
+    }
+
+    @Override
+    public void setUp() throws Exception {
+        super.setUp();
+        mAct = getActivity();
+   }
+
+    @Override
+    public void tearDown() throws Exception {
+        super.tearDown();
+    }
+
+    /**
+     * ImageProcessing benchmark test
+     */
+    @LargeTest
+    public void testImageProcessingBench() {
+        long t = mAct.getBenchmark();
+        Log.v(TAG, "t = " + t);
+
+        // write result into a file
+        File externalStorage = Environment.getExternalStorageDirectory();
+        if (!externalStorage.canWrite()) {
+            Log.v(TAG, "sdcard is not writable");
+            return;
+        }
+        File resultFile = new File(externalStorage, RESULT_FILE);
+        resultFile.setWritable(true, false);
+        try {
+            BufferedWriter results = new BufferedWriter(new FileWriter(resultFile));
+            results.write("Renderscript frame time core: " + t + " ms");
+            results.close();
+            Log.v(TAG, "Saved results in: " + resultFile.getAbsolutePath());
+        } catch (IOException e) {
+            Log.v(TAG, "Unable to write result file " + e.getMessage());
+        }
+    }
+}

tests/RenderScriptTests/ImageProcessing/src/com/android/rs/image/ImageProcessingTestRunner.java

@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2011 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.rs.image;
+
+import com.android.rs.image.ImageProcessingTest;
+import android.os.Bundle;
+import android.test.InstrumentationTestRunner;
+import android.test.InstrumentationTestSuite;
+import junit.framework.TestSuite;
+
+/**
+ * Run the ImageProcessing benchmark test
+ * adb shell am instrument -w com.android.rs.image/.ImageProcessingTestRunner
+ *
+ */
+public class ImageProcessingTestRunner extends InstrumentationTestRunner {
+    @Override
+    public TestSuite getAllTests() {
+        TestSuite suite = new InstrumentationTestSuite(this);
+        suite.addTestSuite(ImageProcessingTest.class);
+        return suite;
+    }
+}