Executor/test/dorkbox/executor/CancelJavaTest.kt

77 lines
2.3 KiB
Kotlin

/*
* Copyright 2020 dorkbox, llc
* Copyright (C) 2014 ZeroTurnaround <support@zeroturnaround.com>
* Contains fragments of code from Apache Commons Exec, rights owned
* by Apache Software Foundation (ASF).
*
* 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 dorkbox.executor
import dorkbox.executor.samples.HelloWorld
import dorkbox.executor.samples.TestSetup
import kotlinx.coroutines.CancellationException
import kotlinx.coroutines.async
import kotlinx.coroutines.launch
import kotlinx.coroutines.runBlocking
import org.junit.jupiter.api.Assertions
import org.junit.jupiter.api.Test
class CancelJavaTest {
private val javaCommand: String by lazy {
TestSetup.getFile(HelloWorld::class.java)
}
@Test
fun testStart() {
runBlocking {
val asyncProcess = Executor()
.enableRead()
.asJvmProcess()
.setMainClass(javaCommand)
.start().output.utf8()
println(asyncProcess)
Assertions.assertEquals(asyncProcess, "Hello world!")
}
}
@Test
fun testStartAsyncCancel() {
val exceptionMessage = "CANCELLED ASYNC"
// Use timeout in case we get stuck
val asyncProcess = Executor()
.asJvmProcess()
.setMainClass(javaCommand)
.startAsync()
runBlocking {
async {
// wait
try {
asyncProcess.await()
Assertions.fail<Void>("CancellationException expected.")
} catch (e: CancellationException) {
Assertions.assertTrue(e.message?.contains(exceptionMessage) == true)
}
}
launch {
asyncProcess.cancel(exceptionMessage)
}
}
}
}