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public static void assertBitmapsAreSimilar(Bitmap expectedBitmap, Bitmap actualBitmap, double tolerance) {
	Bitmap reducedExpectedBitmap = Bitmap.createScaledBitmap(expectedBitmap, 32, 32, true);
	Bitmap reducedActualBitmap  = Bitmap.createScaledBitmap(actualBitmap, 32, 32, true);
		
	int cumulatedColorDistance = 0;
		
	for (int x = 0 ; x < reducedExpectedBitmap.getWidth() ; x++) {
		for (int y = 0 ; y<reducedExpectedBitmap.getHeight() ; y++) {
			int expectedColor = reducedExpectedBitmap.getPixel(x, y);
			int actualColor = reducedActualBitmap.getPixel(x, y);

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/**
 * Sugar for has(int, isAssignableFrom(Class)).
 * 
 *  Example: onView(rootView).check(has(3, EditText.class);
 */
public static ViewAssertion has(final int expectedCount, Class<? extends View> clazz) {
  return has(expectedCount, isAssignableFrom(clazz));
}

/**

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// Input: byte[] data, int width, int height, File jpegFile
YuvImage yuvImage = new YuvImage(data, ImageFormat.NV21, width, height, null);
FileOutputStream jepgFileOS = new FileOutputStream(jpegFile);
yuvimage.compressToJpeg(new Rect(0, 0, width, height), 95, jpegFileOS);
jpegFileOS.close();

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// Dependency: Guava
// From an Activity, assets = getAssets();
// From a test, assets = getInstrumentation().getContext().getAssets();

ByteStreams.copy(assets.open(assetFileName), new FileOutputStream(targetPath));

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/**
* Usage: <code>org.eclipse.jetty.util.log.Log.setLog(new JettySilentLogger());</code>
*/

public class JettySilentLogger implements org.eclipse.jetty.util.log.Logger {
	@Override public void debug(Throwable arg0) {}
	@Override public void debug(String arg0, Object... arg1) {}
	@Override public void debug(String arg0, Throwable arg1) {}
	@Override public Logger getLogger(String arg0) { return this; }
	@Override public String getName() { return this.getName(); }

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import java.lang.reflect.Type;

import android.util.Base64;

import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.JsonDeserializationContext;
import com.google.gson.JsonDeserializer;
import com.google.gson.JsonElement;
import com.google.gson.JsonParseException;