block12.java

interface Foo {
    fun bar(): Bar
}
interface Bar {
    val value: String
}
class ExampleTest {
    @Test
    fun `method chain`() {
        val foo: Foo = mockk()
	
	`every` { foo.bar().value } returns "mock"
                
	val bar = foo.bar()
	assertEquals("mock", bar.value) // success
    }
}