Kotlin Testing Part 1 Test

kotlin_testing_pt1_test_1.kt

import org.junit.Before
import org.junit.Test

import org.junit.Assert.*
import org.mockito.Mock
import org.mockito.Mockito
import org.mockito.MockitoAnnotations

class GreeterTest {

    @Mock
    lateinit var user: User

    lateinit var tested: Greeter

    @Before
    fun setUp() {
        MockitoAnnotations.initMocks(this)

        tested = Greeter(user)
    }

    @Test
    fun englishGreetIsCorrect() {
        Mockito.`when`(user.fullName()).thenReturn("Fábio Carballo")

        assertEquals("Hello, Fábio Carballo!", tested.getEnglishGreeting())
    }
}