PressBackAction

public final class PressBackAction implements ViewAction


Performs an Android press back action

Summary

Constants

static final int
static final int
static final int

Public constructors

PressBackAction(boolean conditional)

Performs a press back action

PressBackAction(boolean conditional, EspressoKey espressoKey)

Public methods

Matcher<View>

A mechanism for ViewActions to specify what type of views they can operate on.

String

Returns a description of the view action.

void
perform(UiController uiController, View view)

Performs this action on the given view.

Constants

BACK_ACTIVITY_TRANSITION_MILLIS_DELAY

public static final int BACK_ACTIVITY_TRANSITION_MILLIS_DELAY = 150

CLEAR_TRANSITIONING_ACTIVITIES_ATTEMPTS

public static final int CLEAR_TRANSITIONING_ACTIVITIES_ATTEMPTS = 4

CLEAR_TRANSITIONING_ACTIVITIES_MILLIS_DELAY

public static final int CLEAR_TRANSITIONING_ACTIVITIES_MILLIS_DELAY = 150

Public constructors

PressBackAction

public PressBackAction(boolean conditional)

Performs a press back action

Parameters
boolean conditional

Indicated whether or not to throw an exception when Espresso navigates outside the application or process under test. true will throw.

PressBackAction

public PressBackAction(boolean conditional, EspressoKey espressoKey)

Public methods

getConstraints

public Matcher<ViewgetConstraints()

A mechanism for ViewActions to specify what type of views they can operate on.

A ViewAction can demand that the view passed to perform meets certain constraints. For example it may want to ensure the view is already in the viewable physical screen of the device or is of a certain type.

Returns
Matcher<View>

a Matcher that will be tested prior to calling perform.

getDescription

public String getDescription()

Returns a description of the view action. The description should not be overly long and should fit nicely in a sentence like: "performing %description% action on view with id ..."

perform

public void perform(UiController uiController, View view)

Performs this action on the given view.

Parameters
UiController uiController

the controller to use to interact with the UI.

View view

the view to act upon. never null.