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package com.pitchedapps.frost.rx
import org.junit.Before
import org.junit.Test
import java.util.concurrent.CountDownLatch
import kotlin.test.assertEquals
import kotlin.test.assertNotEquals
/**
* Created by Allan Wang on 07/01/18.
*/
private inline val threadId
get() = Thread.currentThread().id
class ResettableFlyweightTest {
class IntFlyweight : RxFlyweight<Int, Long, Long>() {
override fun call(input: Int): Long {
println("Call for $input on thread $threadId")
Thread.sleep(20)
return System.currentTimeMillis()
}
override fun validate(input: Int, cond: Long) = System.currentTimeMillis() - cond < 500
override fun cache(input: Int): Long = System.currentTimeMillis()
}
private lateinit var flyweight: IntFlyweight
private lateinit var latch: CountDownLatch
@Before
fun init() {
flyweight = IntFlyweight()
latch = CountDownLatch(1)
}
@Test
fun testCache() {
flyweight(1).subscribe { i ->
flyweight(1).subscribe { j ->
assertEquals(i, j, "Did not use cache during calls")
latch.countDown()
}
}
latch.await()
}
@Test
fun testNoCache() {
flyweight(1).subscribe { i ->
flyweight(2).subscribe { j ->
assertNotEquals(i, j, "Should not use cache for calls with different keys")
latch.countDown()
}
}
latch.await()
}
}
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