Codelab: Advanced WorkManager and Testing

[CheoR]

Write tests for Worker implementations

Specify the language of the codelab if it is not English:

In which task and step of the codelab can this issue be found?

Write a BlurWorker test cleanupWorker_doWork_resultSuccess.

Describe the problem

Example test code results in error and does not match final code in main branch.

... 
           assertThat(result, `is`(ListenableWorker.Result.success()))
... 

// main branch
... 
           assertTrue(result is ListenableWorker.Result.Success)
... 

Versions
Android Studio version: 2022.3.1. Patch 2
API version of the emulator:

Additional information
Include screenshots if they would be useful in clarifying the problem.

[entropia9]

It's part of Hamcrest, it should come bundled with JUnit.

I don't know why they used that instead of assertTrue, though.