android.support.test.rule.ActivityTestRule#launchActivity ( )源码实例Demo

public static void Disconnect(ActivityTestRule<SnippetListActivity> snippetListActivityTestRule) {
    SnippetListActivity snippetListActivity = snippetListActivityTestRule.launchActivity(null);

    openActionBarOverflowOrOptionsMenu(InstrumentationRegistry.getTargetContext());

    // Espresso can't find menu items by id. We'll use the text property.
    onView(withText(R.string.disconnect_menu_item))
            .perform(click());

    intended(allOf(
            hasComponent(hasShortClassName(".SignInActivity")),
            toPackage("com.microsoft.graph.snippets")
    ));

    snippetListActivity.finish();
}
 

public static List<Integer> getSnippetsIndexes(ActivityTestRule<SnippetListActivity> snippetListActivityRule) {
    SnippetListActivity snippetListActivity = snippetListActivityRule.launchActivity(null);

    ListAdapter listAdapter = getListAdapter(snippetListActivity);
    int numItems = listAdapter.getCount();

    List<Integer> snippetIndexes = new ArrayList<>();

    // Get the index of items in the adapter that
    // are actual snippets and not categories, which don't have a Url
    for (int i = 0; i < numItems; i++) {
        if(((AbstractSnippet)listAdapter.getItem(i)).getUrl() != null) {
            snippetIndexes.add(i);
        }
    }

    snippetListActivity.finish();

    return snippetIndexes;
}
 

public static void AzureADSignIn(String username, String password, ActivityTestRule<SignInActivity> signInActivityTestRule) throws InterruptedException {
    SignInActivity signInActivity = signInActivityTestRule.launchActivity(null);

    onView(withId(R.id.o365_signin)).perform(click());

    try {
        onWebView()
                .withElement(findElement(Locator.ID, USER_ID_TEXT_ELEMENT))
                .perform(clearElement())
                // Enter text into the input element
                .perform(DriverAtoms.webKeys(username))
                // Set focus on the username input text
                // The form validates the username when this field loses focus
                .perform(webClick())
                .withElement(findElement(Locator.ID, PASSWORD_TEXT_ELEMENT))
                // Now we force focus on this element to make
                // the username element to lose focus and validate
                .perform(webClick())
                .perform(clearElement())
                // Enter text into the input element
                .perform(DriverAtoms.webKeys(password));

        Thread.sleep(2000, 0);

        onWebView()
                .withElement(findElement(Locator.ID, SIGN_IN_BUTTON_ELEMENT))
                .perform(webClick());
    } catch (NoMatchingViewException ex) {
        // If user is already logged in, the flow will go directly to SnippetListActivity
    } finally {
        Thread.sleep(2000, 0);
    }

    // Finally, verify that SnippetListActivity is on top
    intended(allOf(
            hasComponent(hasShortClassName(".SnippetListActivity")),
            toPackage("com.microsoft.graph.snippets")
    ));

    signInActivity.finish();
}
 

private int getItemsCount(ActivityTestRule<SnippetListActivity> snippetListActivityRule){
    SnippetListActivity snippetListActivity = snippetListActivityRule.launchActivity(null);

    ListAdapter listAdapter = getListAdapter(snippetListActivity);
    int numItems = listAdapter.getCount();

    snippetListActivity.finish();

    return numItems;
}