Mocking state dependencies

CredentialsCheckingStateTest.kt

class CredentialsCheckStateTest {
    private val data = LoginDataState()
    private val factory: LoginStateFactory = mockk()
    private val passwordEntry: LoginState = mockk()

    @Test
    fun returnsToPasswordEntryOnBack() = runTest {
      every { factory.passwordEntry(any()) } returns passwordEntry

      state.start(stateMachine)
      state.process(LoginGesture.Back)

      verify { stateMachine.setMachineState(passwordEntry) }
      verify { factory.passwordEntry(data) }
    }
}