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/*
* MIT License
*
* Copyright (c) 2017 atlarge-research
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
package com.atlarge.opendc.omega
import com.atlarge.opendc.simulator.Bootstrap
import com.atlarge.opendc.simulator.Context
import com.atlarge.opendc.simulator.Process
import org.junit.jupiter.api.Test
/**
* This test suite checks for smoke when running a large amount of simulations.
*
* @author Fabian Mastenbroek (f.s.mastenbroek@student.tudelft.nl)
*/
internal class SmokeTest {
class EchoProcess : Process<Unit, Unit> {
override val initialState = Unit
override suspend fun Context<Unit, Unit>.run() {
while (true) {
receive {
sender?.send(message)
}
}
}
}
/**
* Run a large amount of simulations and test if any exceptions occur.
*/
@Test
fun smoke() {
val n = 1000
val messages = 100
val bootstrap: Bootstrap<Unit> = Bootstrap.create { ctx ->
repeat(n) {
EchoProcess().also {
ctx.register(it)
for (i in 1 until messages) {
ctx.schedule(i, it, delay = i.toLong())
}
}
}
}
val kernel = OmegaKernelFactory.create(bootstrap)
kernel.run()
}
class NullProcess : Process<Unit, Unit> {
override val initialState = Unit
override suspend fun Context<Unit, Unit>.run() {}
}
/**
* Test if the kernel allows sending messages to [Context] instances that have already stopped.
*/
@Test
fun `sending message to process that has gracefully stopped`() {
val process = NullProcess()
val bootstrap: Bootstrap<Unit> = Bootstrap.create { ctx ->
process.also {
ctx.register(it)
ctx.schedule(0, it)
}
}
val kernel = OmegaKernelFactory.create(bootstrap)
kernel.run()
}
class CrashProcess : Process<Unit, Unit> {
override val initialState = Unit
override suspend fun Context<Unit, Unit>.run() {
TODO("This process should crash")
}
}
/**
* Test if the kernel allows sending messages to [Context] instances that have crashed.
*/
@Test
fun `sending message to process that has crashed`() {
val process = CrashProcess()
val bootstrap: Bootstrap<Unit> = Bootstrap.create { ctx ->
process.also {
ctx.register(it)
ctx.schedule(0, it)
}
}
val kernel = OmegaKernelFactory.create(bootstrap)
kernel.run()
}
}
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