BlogRepositoryUTest.kt

@RunWith(JUnit4::class)
class BlogRepositoryUTest {
  
  lateinit var blogRepository : BlogRepository
  lateinit var mockServer : MockWebServer
  lateinit var blogService : BlogService
  
  @Before @Throws fun setUp() {
    // Initialize mock webserver
    mockServer = MockWebServer()
    // Start the local server
    mockServer.start()
    
    // Get an okhttp client
    val okHttpClient = OkHttpClient.Builder()
            .build()
    
    // Get an instance of Retrofit
    val retrofit = Retrofit.Builder()
            .addCallAdapterFactory(RxJava2CallAdapterFactory.create())
            .baseUrl("https://api.blogs.com")
            .addConverterFactory(GsonConverterFactory.create())
            .client(okHttpClient)
            .build()
    
    // Get an instance of blogService
    blogService = retrofit.create(BlogService::class.java)
    // Initialized repository
    blogRepository = BlogRepository(blogService)
  }
  
  @After @Throws fun tearDown() {
    // We're done with tests, shut it down
    mockServer.shutdown()
  }

}