TestDispatchersFunction

TestDispatchersFunction.kt

class Car {
    var fuel = 0

    fun addFuel(){
        CoroutineScope(Dispatchers.IO).launch {
            fuel = 50
        }
    }
}

class CarTest {
    private val car = Car()
    
    @Test
    fun addFuel()  = runTest{
        car.addFuel()
        Assert.assertEquals(50,car.fuel)
    }
 }