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Add async media sample unit tests (#4165)
* Add async media sample unit tests * Fix async media test to use Label
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‎maven/core-unittests/src/test/java/com/codename1/media/AsyncMediaSampleTest.java‎

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package com.codename1.media;
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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.ui.Button;
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import com.codename1.ui.CN;
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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.Slider;
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import com.codename1.ui.events.ActionListener;
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import com.codename1.ui.events.MessageEvent;
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import com.codename1.ui.layouts.BorderLayout;
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import com.codename1.ui.layouts.LayeredLayout;
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import com.codename1.util.SuccessCallback;
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import static org.junit.jupiter.api.Assertions.*;
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class AsyncMediaSampleTest extends UITestBase {
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@FormTest
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void promptMessagesCompletePromptPromiseAndAreConsumed() {
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AsyncMediaSampleHarness harness = new AsyncMediaSampleHarness(true);
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Form form = new Form();
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harness.initUI(form);
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final boolean[] resolved = new boolean[1];
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MessageEvent.PromptPromise promptPromise = new MessageEvent.PromptPromise();
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promptPromise.ready(new SuccessCallback<Boolean>() {
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public void onSucess(Boolean arg) {
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resolved[0] = arg != null && arg.booleanValue();
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}
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});
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MessageEvent evt = implementation.fireMessageEvent(promptPromise, "", 426);
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flushSerialCalls();
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assertTrue(evt.isConsumed());
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assertTrue(resolved[0]);
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}
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@FormTest
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void playMessageStartsRecordingAndDisablesPlayButton() {
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AsyncMediaSampleHarness harness = new AsyncMediaSampleHarness(true);
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Form form = new Form();
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harness.initUI(form);
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implementation.fireMessageEvent(this, "play", 0);
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assertEquals(1, harness.getRecordRequests());
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assertTrue(harness.getPauseButton().isEnabled());
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assertTrue(harness.getPauseButton().isVisible());
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assertFalse(harness.getPlayButton().isEnabled());
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assertFalse(harness.getPlayButton().isVisible());
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}
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@FormTest
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void pauseMessageStopsRecordingAndRestoresPlayButton() {
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AsyncMediaSampleHarness harness = new AsyncMediaSampleHarness(true);
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Form form = new Form();
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harness.initUI(form);
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implementation.fireMessageEvent(this, "play", 0);
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implementation.fireMessageEvent(this, "pause", 0);
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assertEquals(1, harness.getPauseRequests());
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assertEquals("Paused", harness.getStatus().getText());
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assertEquals("Press play to begin", harness.getInstructions().getText());
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assertFalse(harness.getPauseButton().isVisible());
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assertFalse(harness.getPauseButton().isEnabled());
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assertTrue(harness.getPlayButton().isVisible());
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assertTrue(harness.getPlayButton().isEnabled());
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}
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private static class AsyncMediaSampleHarness {
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private final Slider slider = new Slider();
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private final Label status = new Label();
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private final Label instructions = new Label();
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private final Button pause = new Button("Pause");
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private final Button play = new Button("Play");
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private final boolean promptResponse;
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private int recordRequests;
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private int pauseRequests;
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AsyncMediaSampleHarness(boolean promptResponse) {
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this.promptResponse = promptResponse;
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}
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void initUI(Form form) {
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pause.addActionListener(evt -> {
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pause();
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status.setText("Paused");
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pause.setEnabled(false);
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play.setEnabled(true);
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play.setVisible(true);
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pause.setVisible(false);
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instructions.setText("Press play to begin");
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});
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play.addActionListener(evt -> {
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pause.setEnabled(true);
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play.setEnabled(false);
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play.setVisible(false);
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pause.setVisible(true);
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record();
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});
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CN.addMessageListener((ActionListener<MessageEvent>) evt -> {
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if (evt.isPromptForAudioPlayer()) {
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evt.consume();
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CN.callSerially(new Runnable() {
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public void run() {
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MessageEvent.PromptPromise res = evt.getPromptPromise();
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if (res != null) {
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res.complete(Boolean.valueOf(promptResponse));
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}
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}
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});
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return;
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}
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if (evt.isPromptForAudioRecorder()) {
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evt.consume();
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CN.callSerially(new Runnable() {
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public void run() {
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MessageEvent.PromptPromise res = evt.getPromptPromise();
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if (res != null) {
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res.complete(Boolean.valueOf(promptResponse));
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}
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}
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});
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return;
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}
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String message = evt.getMessage();
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if ("play".equals(message)) {
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pause.setEnabled(true);
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play.setEnabled(false);
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play.setVisible(false);
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pause.setVisible(true);
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record();
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return;
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}
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if ("pause".equals(message)) {
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pause();
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status.setText("Paused");
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pause.setEnabled(false);
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play.setEnabled(true);
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play.setVisible(true);
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pause.setVisible(false);
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instructions.setText("Press play to begin");
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return;
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}
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});
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form.setLayout(new BorderLayout());
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form.add(BorderLayout.CENTER, LayeredLayout.encloseIn(pause, play));
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form.add(BorderLayout.SOUTH, BorderLayout.south(slider).add(BorderLayout.CENTER, status));
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form.add(BorderLayout.NORTH, instructions);
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instructions.setText("Press play to begin");
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pause.setVisible(false);
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pause.setEnabled(false);
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slider.setEditable(false);
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}
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int getRecordRequests() {
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return recordRequests;
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}
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int getPauseRequests() {
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return pauseRequests;
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}
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Button getPauseButton() {
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return pause;
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}
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Button getPlayButton() {
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return play;
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}
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Label getStatus() {
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return status;
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}
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Label getInstructions() {
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return instructions;
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}
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private void pause() {
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pauseRequests++;
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}
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private void record() {
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recordRequests++;
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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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import com.codename1.ui.TextSelection;
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import com.codename1.ui.events.ActionEvent;
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import com.codename1.ui.events.ActionListener;
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import com.codename1.ui.events.MessageEvent;
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import com.codename1.ui.geom.Dimension;
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import com.codename1.ui.util.ImageIO;
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import com.codename1.ui.geom.Rectangle;
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return lastSentMessage;
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}
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/**
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* Dispatches a {@link MessageEvent} through the current display. This mirrors how
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* native ports forward messages into the Codename One runtime so that tests can
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* exercise message listeners without bypassing the platform entry point.
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*
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* @param source event source
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* @param message message payload
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* @param code event code
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* @return the dispatched event
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*/
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public MessageEvent fireMessageEvent(Object source, String message, int code) {
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MessageEvent evt = new MessageEvent(source, message, code);
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Display.getInstance().dispatchMessage(evt);
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return evt;
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}
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@Override
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public void scheduleLocalNotification(LocalNotification notif, long firstTime, int repeat) {
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if (notif == null) {

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