TestingLoadingFailure.kt

@Test
fun `Test confirm upon a failure`() = coroutineTestRule.scope.runTest {
    // Given
    coEvery { githubRepository.repositoryByOwner(any()) } returns Either.Left(AppError.Network)

    // When / Then
    stateMachine.state.test {
        stateMachine.dispatch(GithubAction.TypeOwner("mcatta"))
        stateMachine.dispatch(GithubAction.Confirm)

        assertIs<GithubState.ContentState>(awaitItem()) // Initial State
        assertIs<GithubState.ContentState>(awaitItem()) // State after typing
        assertIs<GithubState.Load>(awaitItem())         // Confirm Action
        assertIs<GithubState.Error>(awaitItem())        // Error upon API failure

        coVerify { githubRepository.repositoryByOwner(eq("mcatta")) }
    }
}