TestableState class

State object for a Testable widget.

Inheritance

• Object
• State<Testable>
• TestableState

Mixed in types

• SingleTickerProviderStateMixin<Testable>

Constructors

TestableState()

Properties

context → BuildContext

The location in the tree where this widget builds.

no setter, inherited

hashCode → int

The hash code for this object.

no setter, inherited

mounted → bool

Whether this State object is currently in a tree.

no setter, inherited

onRequestError → (dynamic Function()?)

Returns the callback function capable of prividing the current error message from the child widget.

no setter

onRequestValue → (dynamic Function()?)

Returns the callback function capable of prividing the current value from the child widget.

no setter

onSetValue → ValueChanged?

Returns the callback funcation that can be used to set the value to the child widget.

no setter

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

widget → Testable

The current configuration.

no setter, inherited

Methods

activate() → void

Called when this object is reinserted into the tree after having been removed via deactivate.

inherited

build(BuildContext context) → Widget

Describes the part of the user interface represented by this widget.

override

captureImage([Color? backgroundColor]) → Future<Uint8List?>

Captures the image from the current widget. This will return null if the image cannot be captured for any reason.

createTicker(TickerCallback onTick) → Ticker

Creates a ticker with the given callback.

inherited

deactivate() → void

Called when this object is removed from the tree.

inherited

debugFillProperties(DiagnosticPropertiesBuilder properties) → void

Add additional properties associated with the node.

inherited

didChangeDependencies() → void

Called when a dependency of this State object changes.

override

didUpdateWidget(covariant Widget oldWidget) → void

Called whenever the widget configuration changes.

override

dispose() → void

Called when this object is removed from the tree permanently.

override

flash() → Future<void>

Flashes the Testable widget to give a visual indicator that the framework is interactging with the widget.

initState() → void

Called when this object is inserted into the tree.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

obscure(Color? color) → Future<void>

Obscures the testable widget using the given color. This provides a way to obscure / exclude dynamic widgets from golden screenshot calculations.

opacity(double? opacity) → Future<void>

Sets the opacity on the widget to hide it or show it for golden image tests.

reassemble() → void

Called whenever the application is reassembled during debugging, for example during hot reload.

inherited

setState(VoidCallback fn) → void

Notify the framework that the internal state of this object has changed.

inherited

toDiagnosticsNode({String? name, DiagnosticsTreeStyle? style}) → DiagnosticsNode

Returns a debug representation of the object that is used by debugging tools and by DiagnosticsNode.toStringDeep.

inherited

toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) → String

A string representation of this object.

inherited

toStringShort() → String

A brief description of this object, usually just the runtimeType and the hashCode.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited