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package ca.allanwang.kau.kotlin
import org.junit.Before
import org.junit.Test
import kotlin.test.assertEquals
import kotlin.test.assertNotEquals
/**
* Created by Allan Wang on 2017-07-29.
*
* Test code for [LazyResettable]
*/
class LazyResettableTest {
lateinit var registry: LazyResettableRegistry
@Before
fun init() {
registry = LazyResettableRegistry()
}
@Test
fun basic() {
val timeDelegate = lazyResettable { System.currentTimeMillis() }
val time: Long by timeDelegate
registry.add(timeDelegate)
val t1 = time
Thread.sleep(5)
val t2 = time
registry.invalidateAll()
Thread.sleep(5)
val t3 = time
assertEquals(t1, t2, "Lazy resettable not returning same value after second call")
assertNotEquals(t1, t3, "Lazy resettable not invalidated by registry")
}
}
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