Adding a basic Shadow for the SpeechRecognizer.
PiperOrigin-RevId: 339883503
diff --git a/robolectric/src/test/java/org/robolectric/shadows/ShadowSpeechRecognizerTest.java b/robolectric/src/test/java/org/robolectric/shadows/ShadowSpeechRecognizerTest.java
new file mode 100644
index 0000000..4170ff1
--- /dev/null
+++ b/robolectric/src/test/java/org/robolectric/shadows/ShadowSpeechRecognizerTest.java
@@ -0,0 +1,127 @@
+package org.robolectric.shadows;
+
+import static android.os.Looper.getMainLooper;
+import static com.google.common.truth.Truth.assertThat;
+import static org.robolectric.Shadows.shadowOf;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.speech.RecognitionListener;
+import android.speech.SpeechRecognizer;
+import androidx.test.core.app.ApplicationProvider;
+import java.util.ArrayList;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+/** Unit tests for {@link ShadowSpeechRecognizer}. */
+@RunWith(RobolectricTestRunner.class)
+public class ShadowSpeechRecognizerTest {
+ private SpeechRecognizer speechRecognizer;
+ private static Bundle bundleRecieved;
+ private static float rmsdbRecieved;
+ private static int errorRecieved;
+
+ @Before
+ public void setUp() {
+ speechRecognizer =
+ SpeechRecognizer.createSpeechRecognizer(ApplicationProvider.getApplicationContext());
+ shadowOf(speechRecognizer).handleChangeListener(new TestRecognitionListener());
+ }
+
+ @Test
+ public void onErrorCalled() throws Exception {
+ int expectedError = 1;
+
+ shadowOf(speechRecognizer).triggerOnError(expectedError);
+ shadowOf(getMainLooper()).idle();
+
+ assertThat(errorRecieved).isEqualTo(expectedError);
+ }
+
+ @Test
+ public void onPartialResultsCalled() throws Exception {
+ Bundle expectedBundle = new Bundle();
+ ArrayList<String> results = new ArrayList<>();
+ String result = "onPartialResult";
+ results.add(result);
+ expectedBundle.putStringArrayList(SpeechRecognizer.RESULTS_RECOGNITION, results);
+
+ shadowOf(speechRecognizer).triggerOnPartialResults(expectedBundle);
+ shadowOf(getMainLooper()).idle();
+
+ assertThat(bundleRecieved).isEqualTo(expectedBundle);
+ }
+
+ @Test
+ public void onResultCalled() throws Exception {
+ Bundle expectedBundle = new Bundle();
+ ArrayList<String> results = new ArrayList<>();
+ String result = "onResult";
+ results.add(result);
+ expectedBundle.putStringArrayList(SpeechRecognizer.RESULTS_RECOGNITION, results);
+
+ shadowOf(speechRecognizer).triggerOnResults(expectedBundle);
+ shadowOf(getMainLooper()).idle();
+
+ assertThat(bundleRecieved).isEqualTo(expectedBundle);
+ }
+
+ @Test
+ public void onRmsChangedCalled() throws Exception {
+ float expectedRmsdB = 1.0f;
+
+ shadowOf(speechRecognizer).triggerOnRmsChanged(expectedRmsdB);
+ shadowOf(getMainLooper()).idle();
+
+ assertThat(rmsdbRecieved).isEqualTo(expectedRmsdB);
+ }
+
+ @Test
+ public void startAndStopListening() throws Exception {
+ // Check that start and stop listening methods in SpeechRecognizer don't break.
+ speechRecognizer.startListening(new Intent());
+ shadowOf(speechRecognizer).triggerOnResults(new Bundle());
+ shadowOf(getMainLooper()).idle();
+ speechRecognizer.stopListening();
+ }
+
+ static final class TestRecognitionListener implements RecognitionListener {
+
+ @Override
+ public void onBeginningOfSpeech() {}
+
+ @Override
+ public void onBufferReceived(byte[] buffer) {}
+
+ @Override
+ public void onEndOfSpeech() {}
+
+ @Override
+ public void onError(int error) {
+ errorRecieved = error;
+ }
+
+ @Override
+ public void onEvent(int eventType, Bundle params) {}
+
+ @Override
+ public void onPartialResults(Bundle bundle) {
+ bundleRecieved = bundle;
+ }
+
+ @Override
+ public void onReadyForSpeech(Bundle params) {}
+
+ @Override
+ public void onResults(Bundle bundle) {
+ bundleRecieved = bundle;
+ }
+
+ @Override
+ public void onRmsChanged(float rmsdB) {
+ rmsdbRecieved = rmsdB;
+ }
+ }
+}
diff --git a/shadows/framework/src/main/java/org/robolectric/shadows/ShadowSpeechRecognizer.java b/shadows/framework/src/main/java/org/robolectric/shadows/ShadowSpeechRecognizer.java
new file mode 100644
index 0000000..f943df7
--- /dev/null
+++ b/shadows/framework/src/main/java/org/robolectric/shadows/ShadowSpeechRecognizer.java
@@ -0,0 +1,36 @@
+package org.robolectric.shadows;
+
+import android.os.Bundle;
+import android.speech.RecognitionListener;
+import android.speech.SpeechRecognizer;
+import org.robolectric.annotation.Implementation;
+import org.robolectric.annotation.Implements;
+
+/** Robolectric shadow for SpeechRecognizer. */
+@Implements(SpeechRecognizer.class)
+public class ShadowSpeechRecognizer {
+
+ private RecognitionListener recognitionListener;
+
+ /** Handles setting the listener directly. */
+ @Implementation
+ protected void handleChangeListener(RecognitionListener listener) {
+ recognitionListener = listener;
+ }
+
+ public void triggerOnError(int error) {
+ recognitionListener.onError(error);
+ }
+
+ public void triggerOnPartialResults(Bundle bundle) {
+ recognitionListener.onPartialResults(bundle);
+ }
+
+ public void triggerOnResults(Bundle bundle) {
+ recognitionListener.onResults(bundle);
+ }
+
+ public void triggerOnRmsChanged(float rmsdB) {
+ recognitionListener.onRmsChanged(rmsdB);
+ }
+}
