Package com.vaadin.flow.component.textfield

Class TextAreaTester<T extends TextArea>

java.lang.Object

com.vaadin.testbench.unit.ComponentTester<T>

com.vaadin.flow.component.textfield.TextAreaTester<T>

Type Parameters:

T - component type

public class TextAreaTester<T extends TextArea>
extends ComponentTester<T>

Tester for TextArea components.

Constructor Summary

Constructors

Constructor	Description
TextAreaTester(T component)	Wrap given component for testing.

Method Summary

Modifier and Type	Method	Description
boolean	isUsable()	Validate that component can be interacted with and should be visible in the UI.
protected void	notUsableReasons(Consumer<String> collector)	Provides messages explaining why the component is actually not usable.
void	setValue(String value)	Set the value to the component if it is usable.

Methods inherited from class com.vaadin.testbench.unit.ComponentTester

ensureComponentIsUsable, ensureComponentIsUsable, ensureVisible, ensureVisible, find, findAllByQuery, findByQuery, fireDomEvent, fireDomEvent, fireDomEvent, getComponent, getField, getField, getMethod, getMethod, isUsable, notUsableReasons, roundTrip, setModal, setValueAsUser

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

TextAreaTester

public TextAreaTester(T component)

Wrap given component for testing.

Parameters:

component - target component

Method Details

setValue

public void setValue(String value)

Set the value to the component if it is usable. For a non interactable component an IllegalStateException will be thrown as the end user would not be able to set a value.

Parameters:

value - value to set

isUsable

public boolean isUsable()

Description copied from class: ComponentTester

Validate that component can be interacted with and should be visible in the UI. Subclasses overriding this method should also override ComponentTester.notUsableReasons(Consumer) to provide additional details to the potential exception thrown by ComponentTester.ensureComponentIsUsable().

Overrides:

isUsable in class ComponentTester<T extends TextArea>

Returns:

true if component can be interacted with by the user

See Also:

• ComponentTester.notUsableReasons(Consumer)
• ComponentTester.ensureComponentIsUsable()

notUsableReasons

protected void notUsableReasons(Consumer<String> collector)

Description copied from class: ComponentTester

Provides messages explaining why the component is actually not usable. Subclasses overriding ComponentTester.isUsable() should also override this method to provide additional details to the potential exception throw by ComponentTester.ensureComponentIsUsable().

Overrides:

notUsableReasons in class ComponentTester<T extends TextArea>

See Also:

• ComponentTester.isUsable()
• ComponentTester.ensureComponentIsUsable()