Merge "Verifying that current Launcher is the test Launcher in fallback recents tests" into main

import org.junit.runner.RunWith;

import org.junit.runners.model.Statement;

import java.io.IOException;

import java.util.concurrent.CountDownLatch;

import java.util.concurrent.ExecutionException;

import java.util.concurrent.TimeUnit;

import java.util.function.Consumer;

import java.util.function.Function;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

@LargeTest

@RunWith(AndroidJUnit4.class)

public class FallbackRecentsTest {

    private static final String FALLBACK_LAUNCHER_TITLE = "Test launcher";

    private static final Pattern COMPONENT_INFO_REGEX = Pattern.compile("ComponentInfo\\{(.*)\\}");

    private final UiDevice mDevice;

    private final LauncherInstrumentation mLauncher;

    //@NavigationModeSwitch

    @Test

    @ScreenRecordRule.ScreenRecord // b/321775748

    public void testOverview() {

    public void testOverview() throws IOException {

        startAppFast(getAppPackageName());

        startAppFast(resolveSystemApp(Intent.CATEGORY_APP_CALCULATOR));

        startTestActivity(2);

        Wait.atMost("Expected three apps in the task list",

                () -> mLauncher.getRecentTasks().size() >= 3, DEFAULT_ACTIVITY_TIMEOUT, mLauncher);

        checkTestLauncher();

        BaseOverview overview = mLauncher.getLaunchedAppState().switchToOverview();

        checkTestLauncher();

        executeOnRecents(recents -> {

            assertTrue("Don't have at least 3 tasks", getTaskCount(recents) >= 3);

        });

                mOtherLauncherActivity.packageName).text(FALLBACK_LAUNCHER_TITLE)), WAIT_TIME_MS));

    }

    private void checkTestLauncher() throws IOException {

        final Matcher matcher = COMPONENT_INFO_REGEX.matcher(

                mDevice.executeShellCommand("cmd shortcut get-default-launcher"));

        assertTrue("Incorrect output from get-default-launcher", matcher.find());

        assertEquals("Current Launcher activity is incorrect",

                "com.google.android.apps.nexuslauncher.tests/com.android"

                        + ".launcher3.testcomponent.TestLauncherActivity",

                matcher.group(1)

        );

    }

    private int getCurrentOverviewPage(RecentsActivity recents) {

        return recents.<RecentsView>getOverviewPanel().getCurrentPage();

    }