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/*
* Copyright 2018 Allan Wang
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package ca.allanwang.kau.kotlin
import kotlin.test.assertEquals
import kotlin.test.assertNotEquals
import org.junit.Before
import org.junit.Test
/**
* 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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