Dummy test to demonstrate Flow testing

DummyTest.kt

package com.example.domain.usecase

import app.cash.turbine.test
import com.natpryce.hamkrest.assertion.assertThat
import com.natpryce.hamkrest.equalTo
import kotlinx.coroutines.flow.flowOf
import kotlinx.coroutines.test.runTest
import org.junit.Test

class DummyTest {

    class UseCase {

        operator fun invoke(input: String) = flowOf(input)
    }

    fun produceSut() = UseCase()

    @Test
    fun `invoke() emits data with correct attribute anyPendingTxs true`() = runTest {
        // arrange mocks, create sut
        val sut = produceSut()

        // act
        val result = sut("input")

        // assert
        result.test {
            assertThat(awaitItem(), equalTo("input"))
            awaitComplete()
        }
    }
}