NetworkFactoryTest.kt

class NetworkFactoryTest {

    private val baseUrl = "/"
    private val testData = TestData("hello!")
    private val testDataJson = "{\"name\":\"${testData.name}\"}"

    private val mockWebServer = MockWebServer()
    private val httpUrl = mockWebServer.url(baseUrl)
    
    private val moshi = createMoshi()
    private val authenticator = MyAuthenticator()
    
    private val tokenStorage = mock<TokenStorage>()

    private lateinit var tested: NetworkFactory

    private lateinit var testApi: TestApi

    @Before
    fun setUp() {
        val authInterceptor = AuthenticationInterceptor(tokenStorage)
        tested = NetworkFactory(moshi, authInterceptor, authenticator)

        testApi = tested.createApi(TestApi::class.java, httpUrl.toString())
    }
}

private interface TestApi {

    @GET("/test")
    fun test(): Call<TestData>
}

private data class TestData(val name: String)