Created
August 12, 2020 12:49
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ZIO Test Managed in stream from iterator
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| import java.io.{File, FileInputStream, InputStream} | |
| import zio.stream.Stream | |
| import zio.test._ | |
| import zio.{Managed, Task, ZManaged} | |
| object BugShowOff extends DefaultRunnableSpec { | |
| private val importfileName = getClass.getClassLoader.getResource("test_import_ISO-8859-1.zip") | |
| private val managedInputStream: ZManaged[Any, Throwable, InputStream] = Managed.makeEffect({ | |
| val file = new File(importfileName.toURI) | |
| new FileInputStream(file) | |
| }) (fis => Task(fis.close()).orDie) | |
| def simpleStreamFunction(in: InputStream): Stream[Throwable, Int] = { | |
| Stream.fromIterator(parseIS(in)) | |
| } | |
| def parseIS(in: InputStream): Iterator[Int] = { | |
| new Iterator[Int]{ | |
| override def hasNext: Boolean = in.available() > 0 | |
| override def next(): Int = in.read() | |
| } | |
| } | |
| override def spec: ZSpec[ZTestEnv, Any] = | |
| suite("ZManaged with Stream should")( | |
| testM("not fail")( | |
| assertM( | |
| managedInputStream.use(is => simpleStreamFunction(is).runSum) | |
| )(Assertion.anything) | |
| ) | |
| ) | |
| } |
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