TestNavigationEventDispatcherOwner

A test implementation of NavigationEventDispatcherOwner for verifying NavigationEventDispatcher interactions.

Use this class in tests to confirm that the fallbackOnBackPressed action is invoked as expected. It tracks the number of times this event occurs.

Summary

Public constructors
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Public properties
open NavigationEventDispatcher

The NavigationEventDispatcher instance managed by this owner.
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Int

The number of times the dispatcher's fallbackOnBackPressed lambda has been invoked.
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Public constructors

TestNavigationEventDispatcherOwner

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Added in 1.0.0-alpha09
TestNavigationEventDispatcherOwner(
    onBackCompletedFallback: TestNavigationEventDispatcherOwner.() -> Unit = {}
)
Parameters
onBackCompletedFallback: TestNavigationEventDispatcherOwner.() -> Unit = {}

An optional lambda to execute when the NavigationEventDispatcher back fallback is triggered. This is invoked after the internal invocation counter is incremented.

Public properties

Cmn
Added in 1.0.0-alpha09
open val navigationEventDispatcher: NavigationEventDispatcher

The NavigationEventDispatcher instance managed by this owner.

This dispatcher is created with the fallbackOnBackPressed lambda provided to the TestNavigationEventDispatcherOwner's constructor, which increments onBackCompletedFallback.

onBackCompletedFallbackInvocations

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Added in 1.0.0-alpha09
val onBackCompletedFallbackInvocations: Int

The number of times the dispatcher's fallbackOnBackPressed lambda has been invoked.

This counter is incremented when a back navigation event completes and no NavigationEventHandler handles it.