DownloadLayoutTest.java

package net.osmtracker.layouts;

import static androidx.test.espresso.Espresso.onView;
import static androidx.test.espresso.Espresso.openActionBarOverflowOrOptionsMenu;
import static androidx.test.espresso.action.ViewActions.click;
import static androidx.test.espresso.assertion.ViewAssertions.matches;
import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
import static androidx.test.espresso.matcher.ViewMatchers.isRoot;
import static androidx.test.espresso.matcher.ViewMatchers.withId;
import static androidx.test.espresso.matcher.ViewMatchers.withText;
import static androidx.test.platform.app.InstrumentationRegistry.getInstrumentation;
import static junit.framework.TestCase.fail;
import static net.osmtracker.util.WaitForView.waitForView;

import android.Manifest;
import android.content.SharedPreferences;

import androidx.lifecycle.Lifecycle;
import androidx.preference.PreferenceManager;
import androidx.test.core.app.ActivityScenario;
import androidx.test.espresso.Espresso;
import androidx.test.espresso.contrib.RecyclerViewActions;
import androidx.test.espresso.matcher.ViewMatchers;
import androidx.test.rule.GrantPermissionRule;

import net.osmtracker.OSMTracker;
import net.osmtracker.R;
import net.osmtracker.activity.TrackManager;
import net.osmtracker.util.TestUtils;

import org.apache.commons.io.FileUtils;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;

import java.util.Locale;

public class DownloadLayoutTest {

	private final int WAIT_VIEW_TIMEOUT = 5000;

	@Rule
	public GrantPermissionRule fineLocationPermission = GrantPermissionRule.grant(Manifest.permission.ACCESS_FINE_LOCATION);
	@Rule
	public GrantPermissionRule coarseLocationPermission = GrantPermissionRule.grant(Manifest.permission.ACCESS_COARSE_LOCATION);
	@Rule
	public GrantPermissionRule writeStoragePermission = GrantPermissionRule.grant(Manifest.permission.WRITE_EXTERNAL_STORAGE);

	public ActivityScenario<TrackManager> activity;

	@Before
	public void setUp() {
		// Skip cool intro
		SharedPreferences dtPrefs = PreferenceManager
				.getDefaultSharedPreferences(getInstrumentation().getTargetContext());
		dtPrefs.edit().putBoolean(OSMTracker.Preferences.KEY_DISPLAY_APP_INTRO, false).apply();
		// Launch activity
		activity = ActivityScenario.launch(TrackManager.class);
		activity.moveToState(Lifecycle.State.RESUMED);
	}

	@After
	public void tearDown() {
		activity.close();
	}

	@Test
	public void downloadLayoutTest() {
		deleteLayoutsDirectory();

		TestUtils.setLayoutsTestingRepository();

		String layoutName = "abc";

		navigateToAvailableLayouts();

		clickButtonsToDownloadLayout(layoutName);

		makePostDownloadAssertions(layoutName);
	}


	public void deleteLayoutsDirectory() {
		try {
			FileUtils.deleteDirectory(TestUtils.getLayoutsDirectory());
		} catch (Exception e) {
			e.printStackTrace();
			fail();
		}
	}


	/**
	 * Assuming being in TrackManager
	 */
	public void navigateToAvailableLayouts() {
		// Open options menu in the Action Bar
		openActionBarOverflowOrOptionsMenu(getInstrumentation().getTargetContext());
		// Click on "Settings" in this menu
		onView(withText(TestUtils.getStringResource(R.string.menu_settings))).perform(click());
		// Click on "Buttons presets" settings
		onView(ViewMatchers.withId(androidx.preference.R.id.recycler_view))
				.perform(RecyclerViewActions.actionOnItem(
						ViewMatchers.hasDescendant(withText(R.string.prefs_ui_buttons_layout)),
						click()
				));
		// Wait for "+" to be visible
		onView(isRoot()).perform(waitForView(R.id.launch_available, WAIT_VIEW_TIMEOUT));
		// Perform a click action on the "+" button
		onView(withId(R.id.launch_available)).perform(click());
	}


	/**
	 * Check the new layouts appears as a new option
	 * Select the layout and check its buttons are shown when tracking
	 *
	 * @param layoutName layout name
	 */
	private void makePostDownloadAssertions(String layoutName) {
		Espresso.pressBack();

		// Check the layout appears as a new option in AvailableLayouts
		onView(withText(layoutName.toLowerCase())).check(matches(isDisplayed()));

		// Select the layout
		onView(withText(layoutName.toLowerCase())).perform(click());

		// Go to TrackLogger
		Espresso.pressBack();
		Espresso.pressBack();
		onView(withId(R.id.trackmgr_fab)).perform(click());

		// Check the buttons are loaded correctly
		String[] expectedButtonsLabels = new String[]{"A", "B", "C"};
		for (String label : expectedButtonsLabels)
			onView(withText(label)).check(matches(isDisplayed()));

	}


	private void clickButtonsToDownloadLayout(String layoutName) {
		onView(withText(layoutName)).perform(click());

		// Catch languages available dialog that shows up when the cell phone is not in English
		if (!Locale.getDefault().getLanguage().equalsIgnoreCase("en")) {
			onView(withText("English")).perform(click());
		}

		onView(withText(TestUtils.getStringResource(R.string.available_layouts_description_dialog_positive_confirmation))).
				perform(click());

		TestUtils.checkToastIsShownWith(TestUtils.getStringResource(R.string.available_layouts_successful_download));
	}
}