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Added UI tests
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‎app/src/androidTest/assets/barcode.txt

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@
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ANSI 636000080002DL00410278ZV03190008DLDAQT64235789
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DCSSAMPLE
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DDEN
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DACMICHAEL
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DDFN
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DADJOHN
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DDGN
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DCUJR
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DCAD
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DCBK
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DCDPH
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DBD06062008
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DBB06061986
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DBA12102013
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DBC1
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DAU068 in
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DAYBRO
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DAG2300 WEST BROAD STREET
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DAIRICHMOND
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DAJVA
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DAK232690000
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DCF2424244747474786102204
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DCGUSA
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DCK123456789
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DDAM
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DDB06062008
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DDC06062009
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DDD1ZVZVA01

‎app/src/androidTest/assets/cardImage.png

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‎app/src/androidTest/assets/cardImageRotated.png

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‎app/src/androidTest/assets/selfieImage.jpg

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‎app/src/androidTest/java/com/appliedrec/credentials/app/AppTests.java

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package com.appliedrec.credentials.app;
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import android.app.Activity;
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import android.app.Instrumentation;
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import android.content.Intent;
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import android.graphics.Bitmap;
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import android.graphics.BitmapFactory;
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import android.net.Uri;
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import android.os.Parcel;
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import androidx.exifinterface.media.ExifInterface;
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import androidx.test.espresso.intent.rule.IntentsTestRule;
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import androidx.test.platform.app.InstrumentationRegistry;
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import com.appliedrec.uielements.facecomparison.ResultActivity;
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import com.appliedrec.verid.core.Bearing;
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import com.appliedrec.verid.core.DetectedFace;
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import com.appliedrec.verid.core.Face;
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import com.appliedrec.verid.core.FaceDetectionException;
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import com.appliedrec.verid.core.RecognizableFace;
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import com.appliedrec.verid.core.VerID;
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import com.appliedrec.verid.core.VerIDFactory;
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import com.appliedrec.verid.core.VerIDImage;
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import com.appliedrec.verid.core.VerIDSessionResult;
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import com.appliedrec.verid.ui.VerIDSessionActivity;
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import org.junit.After;
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import org.junit.Rule;
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import org.junit.Test;
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import static androidx.test.espresso.Espresso.onView;
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import static androidx.test.espresso.action.ViewActions.click;
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import static androidx.test.espresso.intent.Intents.getIntents;
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import static androidx.test.espresso.intent.Intents.intended;
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import static androidx.test.espresso.intent.Intents.intending;
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import static androidx.test.espresso.intent.matcher.IntentMatchers.hasComponent;
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import static androidx.test.espresso.intent.matcher.IntentMatchers.hasExtraWithKey;
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import static androidx.test.espresso.matcher.ViewMatchers.withId;
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import static junit.framework.TestCase.assertTrue;
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import static org.hamcrest.core.AllOf.allOf;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.fail;
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public class AppTests {
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private File idCardTempFile;
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private File selfieTempFile;
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private VerID verID;
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@After
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public void cleanup() {
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if (idCardTempFile != null) {
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idCardTempFile.delete();
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idCardTempFile = null;
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}
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if (selfieTempFile != null) {
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selfieTempFile.delete();
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selfieTempFile = null;
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}
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}
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@Rule
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public IntentsTestRule<IDCardActivity> idCardActivityIntentsTestRule = new IntentsTestRule<IDCardActivity>(IDCardActivity.class) {
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@Override
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protected Intent getActivityIntent() {
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Intent intent = new Intent(InstrumentationRegistry.getInstrumentation().getTargetContext(), IDCardActivity.class);
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try {
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Uri cardImageUri = getCardImageUri();
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intent.putExtra(IDCardActivity.EXTRA_CARD_IMAGE_URI, cardImageUri);
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VerIDImage verIDImage = getImageFromUri(cardImageUri);
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Face[] faces = getVerID().getFaceDetection().detectFacesInImage(verIDImage, 1, 0);
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if (faces.length == 0) {
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throw new FaceDetectionException(FaceDetectionException.Type.FACE_NOT_FOUND, null);
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}
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RecognizableFace[] recognizableFaces = getVerID().getFaceRecognition().createRecognizableFacesFromFaces(faces, verIDImage);
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intent.putExtra(IDCardActivity.EXTRA_DETECTED_FACE, new DetectedFace(recognizableFaces[0], Bearing.STRAIGHT, cardImageUri));
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} catch (Exception e) {
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fail();
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}
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return intent;
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}
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};
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@Test
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public void testFaceComparison_returnsExpectedScore() throws Exception {
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Intent data = new Intent();
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VerIDSessionResult sessionResult = getSessionResult(null);
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data.putExtra(VerIDSessionActivity.EXTRA_RESULT, sessionResult);
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Instrumentation.ActivityResult activityResult = new Instrumentation.ActivityResult(Activity.RESULT_OK, data);
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intending(hasComponent(VerIDSessionActivity.class.getName())).respondWith(activityResult);
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onView(withId(R.id.button)).perform(click());
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Thread.sleep(5000);
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intended(allOf(hasComponent(ResultActivity.class.getName()), hasExtraWithKey(ResultActivity.EXTRA_SCORE)));
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float score = -1f;
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for (Intent intent : getIntents()) {
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if (intent.hasExtra(ResultActivity.EXTRA_SCORE)) {
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score = intent.getFloatExtra(ResultActivity.EXTRA_SCORE, -1f);
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break;
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}
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}
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assertTrue(score > 3.8f);
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}
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@Test
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public void testFaceDetection_returnsExpectedFaceCoordinates() throws Exception {
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Face[] faces = getVerID().getFaceDetection().detectFacesInImage(getSelfieImage("selfieImage.jpg"), 1, 0);
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assertEquals(1, faces.length);
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float delta = 0.1f;
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assertEquals(81f, faces[0].getLeftEye().x, delta);
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assertEquals(71.5f, faces[0].getLeftEye().y, delta);
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assertEquals(111.0f, faces[0].getRightEye().x, delta);
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assertEquals(68.5f, faces[0].getRightEye().y, delta);
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}
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private VerIDImage getImageFromUri(Uri uri) throws IOException {
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Bitmap bitmap;
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int orientation;
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try (InputStream inputStream = new FileInputStream(uri.getPath())) {
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bitmap = BitmapFactory.decodeStream(inputStream);
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}
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if (bitmap == null) {
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throw new IOException();
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}
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try (InputStream inputStream = new FileInputStream(uri.getPath())) {
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orientation = new ExifInterface(inputStream).getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
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}
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return new VerIDImage(bitmap, orientation);
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}
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private Uri getCardImageUri() throws Exception {
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try (InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getAssets().open("cardImage.png")) {
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idCardTempFile = File.createTempFile("cardImage_", ".png");
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try (FileOutputStream outputStream = new FileOutputStream(idCardTempFile)) {
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int read;
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byte[] buffer = new byte[512];
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while ((read = inputStream.read(buffer, 0, buffer.length)) > 0) {
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outputStream.write(buffer, 0, read);
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}
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outputStream.flush();
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return Uri.fromFile(idCardTempFile);
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}
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}
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}
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private VerIDSessionResult getSessionResult(Exception exception) throws Exception {
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if (exception != null) {
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return new VerIDSessionResult(exception);
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} else {
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String fileName = "selfieImage.jpg";
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VerIDImage image = getSelfieImage(fileName);
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Face[] faces = getVerID().getFaceDetection().detectFacesInImage(image, 1, 0);
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assertEquals(1, faces.length);
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RecognizableFace[] recognizableFaces = getVerID().getFaceRecognition().createRecognizableFacesFromFaces(faces, image);
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DetectedFace detectedFace = new DetectedFace(recognizableFaces[0], Bearing.STRAIGHT, getSelfieImageUri(fileName));
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ArrayList<DetectedFace> attachments = new ArrayList<>();
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attachments.add(detectedFace);
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Parcel parcel = Parcel.obtain();
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parcel.writeTypedList(attachments);
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parcel.setDataPosition(0);
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return VerIDSessionResult.CREATOR.createFromParcel(parcel);
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}
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}
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private VerIDImage getSelfieImage(String name) throws Exception {
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Bitmap bitmap;
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int orientation;
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try (InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getAssets().open(name)) {
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bitmap = BitmapFactory.decodeStream(inputStream);
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}
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if (bitmap == null) {
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throw new Exception();
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}
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try (InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getAssets().open(name)) {
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ExifInterface exifInterface = new ExifInterface(inputStream);
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orientation = exifInterface.getAttributeInt(ExifInterface.TAG_ORIENTATION, ExifInterface.ORIENTATION_NORMAL);
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}
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return new VerIDImage(bitmap, orientation);
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}
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private Uri getSelfieImageUri(String name) throws Exception {
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if (selfieTempFile == null) {
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try (InputStream inputStream = InstrumentationRegistry.getInstrumentation().getContext().getAssets().open(name)) {
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File tempFile = File.createTempFile("test_", ".jpg");
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try (FileOutputStream fileOutputStream = new FileOutputStream(tempFile)) {
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int read;
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byte[] buffer = new byte[512];
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while ((read = inputStream.read(buffer, 0, buffer.length)) > 0) {
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fileOutputStream.write(buffer, 0, read);
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}
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fileOutputStream.flush();
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selfieTempFile = tempFile;
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}
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}
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}
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return Uri.fromFile(selfieTempFile);
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}
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private VerID getVerID() throws Exception {
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if (verID == null) {
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verID = new VerIDFactory(InstrumentationRegistry.getInstrumentation().getTargetContext()).createVerIDSync();
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}
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return verID;
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}
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}

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