Java Code Examples for android.support.test.uiautomator.UiObject#exists()

@Test
public void testChangeText_sameActivity() {


    UiObject skipButton = mDevice.findObject(new UiSelector()
            .text("SKIP").className("android.widget.TextView"));

    // Simulate a user-click on the OK button, if found.
    try {
        if (skipButton.exists() && skipButton.isEnabled()) {
                skipButton.click();
        }
    } catch (UiObjectNotFoundException e) {
        e.printStackTrace();
    }
}
 

public void allowPermissionsIfNeeded() {
    try {

        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {

            sleep(PERMISSIONS_DIALOG_DELAY);
            UiDevice device = UiDevice.getInstance(getInstrumentation());
            UiSelector selector = new UiSelector()
                    .clickable(true)
                    .checkable(false)
                    .index(GRANT_BUTTON_INDEX);
            UiObject allowPermissions = device.findObject(selector);

            if (allowPermissions.exists()) {
                allowPermissions.click();
            }
        }

    } catch (UiObjectNotFoundException e) {
        System.out.println("There is no permissions dialog to interact with");
    }
}
 

public static boolean viewExistsContains(UiDevice device, String... textToMatch) throws UiObjectNotFoundException
{
    if (textToMatch == null || textToMatch.length < 1)
    {
        return false;
    }
    UiObject view;
    boolean contains = false;
    for (int i = 0; i < textToMatch.length; i++)
    {
        view = device.findObject(new UiSelector().textContains(textToMatch[i]));
        contains = view.exists();
        if (contains) return true;
    }
    return false;
}
 

public boolean handleAnr() {
    UiObject window = sDevice.findObject(new UiSelector()
            .className("com.android.server.am.AppNotRespondingDialog"));
    String errorText = null;
    if (window.exists()) {
        try {
            errorText = window.getText();
        } catch (UiObjectNotFoundException e) {
            Log.e(TAG, "dialog gone?", e);
        }
        onAnrDetected(errorText);
        postHandler();
        return true; // triggered
    }
    return false; // no trigger
}
 

public boolean handleAnr2() {
    UiObject window = sDevice.findObject(new UiSelector().packageName("android")
            .textContains("isn't responding."));
    if (!window.exists()) {
        window = sDevice.findObject(new UiSelector().packageName("android")
                .textContains("沒有回應"));
    }
    if (window.exists()) {
        String errorText = null;
        try {
            errorText = window.getText();
        } catch (UiObjectNotFoundException e) {
            Log.e(TAG, "dialog gone?", e);
        }
        onAnrDetected(errorText);
        postHandler();
        return true; // triggered
    }
    return false; // no trigger
}
 

public boolean handleCrash() {
    UiObject window = sDevice.findObject(new UiSelector()
            .className("com.android.server.am.AppErrorDialog"));
    if (window.exists()) {
        String errorText = null;
        try {
            errorText = window.getText();
        } catch (UiObjectNotFoundException e) {
            Log.e(TAG, "dialog gone?", e);
        }
        onCrashDetected(errorText);
        postHandler();
        return true; // triggered
    }
    return false; // no trigger
}
 

public boolean handleCrash2() {
    UiObject window = sDevice.findObject(new UiSelector().packageName("android")
            .textContains("has stopped"));
    if (!window.exists()) {
        window = sDevice.findObject(new UiSelector().packageName("android")
                .textContains("已停止運作"));
    }
    if (window.exists()) {
        String errorText = null;
        try {
            errorText = window.getText();
        } catch (UiObjectNotFoundException e) {
            Log.e(TAG, "dialog gone?", e);
        }
        UiHelper.takeScreenshots("[CRASH]");
        onCrashDetected(errorText);
        postHandler();
        return true; // triggered
    }
    return false; // no trigger
}
 

public static boolean viewExistsContains(UiDevice device, String... textToMatch) throws UiObjectNotFoundException
{
    if (textToMatch == null || textToMatch.length < 1)
    {
        return false;
    }
    UiObject view;
    boolean contains = false;
    for (int i = 0; i < textToMatch.length; i++)
    {
        view = device.findObject(new UiSelector().textContains(textToMatch[i]));
        contains = view.exists();
        if (contains) return true;
    }
    return false;
}
 

public static boolean handleCommonDialog() {
    UiDevice device = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation());
    UiObject button = null;
    for (String keyword : Config.COMMON_BUTTONS) {
        button = device.findObject(new UiSelector().text(keyword).enabled(true));
        if (button != null && button.exists()) {
            break;
        }
    }
    try {
        // sometimes it takes a while for the OK button to become enabled
        if (button != null && button.exists()) {
            button.waitForExists(5000);
            button.click();
            Log.i("AppCrawlerAction", "{Click} " + button.getText() + " Button succeeded");
            return true; // triggered
        }
    } catch (UiObjectNotFoundException e) {
        Log.w(TAG, "UiObject disappear");
    }
    return false; // no trigger
}
 

public static void inputRandomTextToEditText() {
    UiDevice device = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation());
    UiObject edit = null;
    int i = 0;
    do {
        edit = null;
        edit = device.findObject(new UiSelector().className("android.widget.EditText").instance(i++));
        if (edit != null && edit.exists()) {
            try {
                Random rand = new Random();
                String text = Config.RANDOM_TEXT[rand.nextInt(Config.RANDOM_TEXT.length - 1)];
                edit.setText(text);
            } catch (UiObjectNotFoundException e) {
                // Don't worry
            }
        }
    } while (edit != null && edit.exists());
}
 

/**
 * Clicks a button with the given text. This will try to find the widget exactly as the text is given, and
 * will try upper casing the text if it is not found.
 */
public static void clickButton(UiDevice device, String buttonText) throws UiObjectNotFoundException
{
    UiObject accept = device.findObject(new UiSelector().text(buttonText));
    if (accept.exists())
    {
        accept.click();
        return;
    }
    accept = device.findObject(new UiSelector().text(buttonText.toUpperCase()));
    accept.click();
}
 

public static void allowPermissionsIfNeeded(Activity activity, String permissionNeeded) {
    try {
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && !hasNeededPermission(activity, permissionNeeded)) {
            sleep(PERMISSIONS_DIALOG_DELAY);
            UiDevice device = UiDevice.getInstance(getInstrumentation());
            UiObject allowPermissions = device.findObject(new UiSelector().clickable(true).index(GRANT_BUTTON_INDEX));
            if (allowPermissions.exists()) {
                allowPermissions.click();
            }
        }
    } catch (UiObjectNotFoundException e) {
        System.out.println("There is no permissions dialog to interact with");
    }
}
 

private void allowPermissionsIfNeeded()  {
    if (Build.VERSION.SDK_INT >= 23) {
        UiObject allowPermissions = mDevice.findObject(new UiSelector().text("Allow"));
        if (allowPermissions.exists()) {
            try {
                allowPermissions.click();
            } catch (UiObjectNotFoundException e) {
                Timber.w(e, "There is no permissions dialog to interact with ");
            }
        }
    }
}
 

private boolean parseSignature(UiObject uiObject) {
    //Log.v(TAG, new Exception().getStackTrace()[0].getMethodName() + "()");
    if ((uiObject == null) || !uiObject.exists())
        return false;

    if (signature.length() > Config.sScreenSignatueLength)
        return true;

    try {
        // Screen signature: use classname list in the view hierarchy
        String classname = "";
        for (String tmp : uiObject.getClassName().split("\\.")) {
            classname = tmp;
        }
        signature = signature.concat(classname + ";");

        // Add all children recursively
        for (int i = 0; i < uiObject.getChildCount(); i++) {
            parseSignature(uiObject.getChild(new UiSelector().index(i)));
        }
    } catch (UiObjectNotFoundException e) {
        Log.e(TAG, "uiObject does not exists during parsing");
        return false;
    }

    return true;
}
 

public static void allowPermissionsIfNeeded(UiDevice device) {
    if (Build.VERSION.SDK_INT >= 23) {
        UiObject allowPermissions = device.findObject(new UiSelector().text(TEXT_ALLOW));

        if (allowPermissions.exists()) {
            try {
                allowPermissions.click();
            } catch (UiObjectNotFoundException ignored) {
            }
        }
    }
}
 

public static boolean viewExistsContains(UiDevice device, String textToMatch) throws UiObjectNotFoundException
{
    UiObject view = device.findObject(new UiSelector().textContains(textToMatch));
    return view.exists();
}
 

protected boolean dialogIsShownWith(String expectedMessage) {
    UiDevice device = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation());
    UiObject dialog = device.findObject(new UiSelector().textMatches(expectedMessage));
    return dialog.exists();
}
 

public static boolean viewExistsExact(UiDevice device, String messageText) throws UiObjectNotFoundException
{
    UiObject view = device.findObject(new UiSelector().text(messageText));
    return view.exists();
}
 

public static boolean viewExistsContains(UiDevice device, String textToMatch) throws UiObjectNotFoundException
{
    UiObject view = device.findObject(new UiSelector().textContains(textToMatch));
    return view.exists();
}
 

public static boolean viewExistsExact(UiDevice device, String messageText) throws UiObjectNotFoundException
{
    UiObject view = device.findObject(new UiSelector().text(messageText));
    return view.exists();
}