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Add AsyncResourceSample media unit tests (#4166)
* Add tests for AsyncResourceSample media flow * Add AsyncResourceSample test fixture
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‎maven/core-unittests/src/test/java/com/codename1/samples/AsyncResourceSample.java‎

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package com.codename1.samples;
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import com.codename1.components.ToastBar;
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import com.codename1.io.Log;
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import com.codename1.media.MediaManager;
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import com.codename1.ui.Button;
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import com.codename1.ui.Dialog;
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import com.codename1.ui.Display;
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import com.codename1.ui.Form;
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import com.codename1.ui.Label;
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import com.codename1.ui.layouts.BoxLayout;
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/**
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* Test-local copy of the AsyncResource sample used by {@link AsyncResourceSampleTest}.
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*/
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public class AsyncResourceSample {
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private static final String SUCCESS_URI = "https://sample-videos.com/audio/mp3/crowd-cheering.mp3";
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private static final String ERROR_URI = "https://sample-videos.com/audio/mp3/crowd-cheering-not-found.mp3";
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private Form current;
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public void start() {
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if (current != null) {
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current.show();
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return;
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}
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final Form hi = new Form("Hi World", BoxLayout.y());
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hi.add(new Label("Hi World"));
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final Button playAsync = new Button("Play Async");
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playAsync.addActionListener(e -> handleAsyncMedia(playAsync, SUCCESS_URI));
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hi.add(playAsync);
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final Button playAsyncErr = new Button("Play Async (Not Found)");
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playAsyncErr.addActionListener(e -> handleAsyncMedia(playAsyncErr, ERROR_URI));
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hi.add(playAsyncErr);
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hi.show();
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}
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private void handleAsyncMedia(final Button source, String uri) {
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source.setEnabled(false);
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final ToastBar.Status status = ToastBar.getInstance().createStatus();
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status.setMessage("Loading Audio...");
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status.setShowProgressIndicator(true);
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status.show();
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source.repaint();
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MediaManager.createMediaAsync(uri, false, null)
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.ready(media -> {
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status.clear();
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source.setEnabled(true);
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source.repaint();
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media.play();
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})
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.except(ex -> {
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status.clear();
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source.setEnabled(true);
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source.repaint();
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Log.e(ex);
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ToastBar.showErrorMessage(ex.getMessage());
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});
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}
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public void stop() {
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current = Display.getInstance().getCurrent();
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if (current instanceof Dialog) {
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((Dialog) current).dispose();
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current = Display.getInstance().getCurrent();
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}
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}
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public void destroy() {
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}
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}

‎maven/core-unittests/src/test/java/com/codename1/samples/AsyncResourceSampleTest.java‎

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package com.codename1.samples;
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import com.codename1.junit.FormTest;
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import com.codename1.junit.UITestBase;
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import com.codename1.media.Media;
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import com.codename1.ui.Button;
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import com.codename1.ui.Component;
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import com.codename1.ui.Container;
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import com.codename1.ui.Display;
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import com.codename1.ui.Form;
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import com.codename1.util.AsyncResource;
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import static org.junit.jupiter.api.Assertions.*;
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class AsyncResourceSampleTest extends UITestBase {
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private static final String SUCCESS_URI = "https://sample-videos.com/audio/mp3/crowd-cheering.mp3";
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private static final String ERROR_URI = "https://sample-videos.com/audio/mp3/crowd-cheering-not-found.mp3";
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@FormTest
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void playAsyncCompletesAndPlaysMedia() {
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AsyncResource<Media> asyncMedia = new AsyncResource<Media>();
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FakeMedia media = new FakeMedia();
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implementation.setMediaAsync(SUCCESS_URI, asyncMedia);
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AsyncResourceSample sample = new AsyncResourceSample();
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sample.start();
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Button playAsync = findButton(Display.getInstance().getCurrent(), "Play Async");
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assertNotNull(playAsync);
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playAsync.released();
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assertFalse(playAsync.isEnabled());
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implementation.completeMediaAsync(SUCCESS_URI, media);
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flushSerialCalls();
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assertTrue(playAsync.isEnabled());
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assertTrue(media.playInvoked);
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}
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@FormTest
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void playAsyncHandlesErrors() {
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AsyncResource<Media> asyncMedia = new AsyncResource<Media>();
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implementation.setMediaAsync(ERROR_URI, asyncMedia);
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AsyncResourceSample sample = new AsyncResourceSample();
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sample.start();
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Button errorButton = findButton(Display.getInstance().getCurrent(), "Play Async (Not Found)");
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assertNotNull(errorButton);
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errorButton.released();
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assertFalse(errorButton.isEnabled());
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RuntimeException failure = new RuntimeException("Resource missing");
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implementation.failMediaAsync(ERROR_URI, failure);
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flushSerialCalls();
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assertTrue(errorButton.isEnabled());
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}
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private Button findButton(Form form, String text) {
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if (form == null) {
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return null;
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}
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return findButtonRecursive(form.getContentPane(), text);
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}
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private Button findButtonRecursive(Container container, String text) {
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for (Component child : container) {
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if (child instanceof Button) {
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Button button = (Button) child;
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if (text.equals(button.getText())) {
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return button;
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}
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}
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if (child instanceof Container) {
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Button nested = findButtonRecursive((Container) child, text);
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if (nested != null) {
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return nested;
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}
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}
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}
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return null;
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}
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private static class FakeMedia implements Media {
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private boolean playInvoked;
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public void play() {
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playInvoked = true;
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}
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public void pause() {
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}
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public void prepare() {
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}
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public void cleanup() {
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}
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public int getTime() {
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return 0;
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}
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public void setTime(int time) {
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}
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public int getDuration() {
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return 0;
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}
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public int getVolume() {
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return 0;
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}
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public void setVolume(int vol) {
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}
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public boolean isPlaying() {
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return playInvoked;
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}
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public Component getVideoComponent() {
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return null;
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}
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public boolean isVideo() {
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return false;
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}
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public boolean isFullScreen() {
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return false;
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}
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public void setFullScreen(boolean fullScreen) {
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}
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public boolean isNativePlayerMode() {
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return false;
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}
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public void setNativePlayerMode(boolean nativePlayerMode) {
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}
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public void setVariable(String key, Object value) {
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}
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public Object getVariable(String key) {
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return null;
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}
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public boolean isTimeSupported() {
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return true;
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}
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public boolean isSeekSupported() {
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return true;
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}
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}
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}

‎maven/core-unittests/src/test/java/com/codename1/testing/TestCodenameOneImplementation.java‎

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@@ -125,6 +125,7 @@ public class TestCodenameOneImplementation extends CodenameOneImplementation {
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private Media backgroundMedia;
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private Media media;
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private AsyncResource<Media> mediaAsync;
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private final Map<String, AsyncResource<Media>> mediaAsyncByUri = new ConcurrentHashMap<String, AsyncResource<Media>>();
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private Purchase inAppPurchase;
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private int startRemoteControlInvocations;
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private int stopRemoteControlInvocations;
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return nativeImageCacheSupported;
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}
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private AsyncResource<Media> resolveMediaAsync(String uri) {
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if (uri != null && mediaAsyncByUri.containsKey(uri)) {
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return mediaAsyncByUri.get(uri);
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}
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return mediaAsync;
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}
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@Override
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public AsyncResource<Media> createBackgroundMediaAsync(String uri) {
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return backgroundMediaAsync;
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@Override
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public AsyncResource<Media> createMediaAsync(String uri, boolean video, Runnable onCompletion) {
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return mediaAsync;
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return resolveMediaAsync(uri);
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}
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@Override
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this.mediaAsync = mediaAsync;
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}
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public void setMediaAsync(String uri, AsyncResource<Media> asyncResource) {
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if (uri == null) {
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mediaAsync = asyncResource;
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} else if (asyncResource == null) {
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mediaAsyncByUri.remove(uri);
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} else {
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mediaAsyncByUri.put(uri, asyncResource);
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}
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}
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public void clearMediaAsyncMappings() {
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mediaAsyncByUri.clear();
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}
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public void completeMediaAsync(String uri, Media value) {
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AsyncResource<Media> async = resolveMediaAsync(uri);
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if (async != null) {
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async.complete(value);
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}
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}
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public void failMediaAsync(String uri, Throwable error) {
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AsyncResource<Media> async = resolveMediaAsync(uri);
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if (async != null) {
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async.error(error);
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}
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}
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@Override
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public void initializeTextSelection(TextSelection aThis) {
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initializeTextSelectionCount++;

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