This function is a convenience wrapper around the TestNavigationEventCallback constructor that defaults its info type to *. Use this in tests where the specific type of NavigationEventInfo is not relevant.
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Last updated 2025-08-27 UTC.
[null,null,["Last updated 2025-08-27 UTC."],[],[],null,["androidx.navigationevent.testing\n\n*** ** * ** ***\n\nKotlin \\|[Java](/reference/androidx/navigationevent/testing/package-summary \"View this page in Java\")\nCommon/All\n\nClasses \n\n|-----------------------------------------------------------------------------------------------------------------------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----|\n| [TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback) | A test implementation of [NavigationEventCallback](/reference/kotlin/androidx/navigationevent/NavigationEventCallback) that records received events and invocation counts. | Cmn |\n| [TestNavigationEventDispatcherOwner](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventDispatcherOwner) | A test implementation of [NavigationEventDispatcherOwner](/reference/kotlin/androidx/navigationevent/NavigationEventDispatcherOwner) for verifying [NavigationEventDispatcher](/reference/kotlin/androidx/navigationevent/NavigationEventDispatcher) interactions. | Cmn |\n\nTop-level functions summary \n\n|--------------------------------------------------------------------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----|\n| [TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback)`\u003c*\u003e` | [TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/package-summary#TestNavigationEventCallback(kotlin.Boolean,kotlin.Function2,kotlin.Function2,kotlin.Function1,kotlin.Function1))`(` ` isEnabled: `[Boolean](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-boolean/index.html)`,` ` onEventStarted: `[TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback)`\u003c*\u003e.(event: `[NavigationEvent](/reference/kotlin/androidx/navigationevent/NavigationEvent)`) `-\u003e` `[Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html)`,` ` onEventProgressed: `[TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback)`\u003c*\u003e.(event: `[NavigationEvent](/reference/kotlin/androidx/navigationevent/NavigationEvent)`) `-\u003e` `[Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html)`,` ` onEventCancelled: `[TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback)`\u003c*\u003e.() `-\u003e` `[Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html)`,` ` onEventCompleted: `[TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback)`\u003c*\u003e.() `-\u003e` `[Unit](https://kotlinlang.org/api/core/kotlin-stdlib/kotlin/-unit/index.html) `)` Creates an instance of [TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback) without requiring an explicit generic type. | Cmn |\n\nTop-level functions \n\nTestNavigationEventCallback \nCmn \nArtifact: [androidx.navigationevent:navigationevent-testing](/jetpack/androidx/releases/navigationevent) \n[View Source](https://cs.android.com/search?q=file:androidx/navigationevent/testing/TestNavigationEventCallback.kt+function:TestNavigationEventCallback) \nAdded in [1.0.0-alpha07](/jetpack/androidx/releases/navigationevent#1.0.0-alpha07) \n\n```\nfun TestNavigationEventCallback(\n isEnabled: Boolean = true,\n onEventStarted: TestNavigationEventCallback\u003c*\u003e.(event: NavigationEvent) -\u003e Unit = {},\n onEventProgressed: TestNavigationEventCallback\u003c*\u003e.(event: NavigationEvent) -\u003e Unit = {},\n onEventCancelled: TestNavigationEventCallback\u003c*\u003e.() -\u003e Unit = {},\n onEventCompleted: TestNavigationEventCallback\u003c*\u003e.() -\u003e Unit = {}\n): TestNavigationEventCallback\u003c*\u003e\n```\n\nCreates an instance of [TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback) without requiring an explicit generic type.\n\nThis function is a convenience wrapper around the [TestNavigationEventCallback](/reference/kotlin/androidx/navigationevent/testing/TestNavigationEventCallback) constructor that defaults its info type to `*`. Use this in tests where the specific type of [NavigationEventInfo](/reference/kotlin/androidx/navigationevent/NavigationEventInfo) is not relevant."]]
