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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,59 @@ | ||
| package io.findify.flinkadt | ||
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| import cats.data.NonEmptyList | ||
| import io.findify.flinkadt.AnyTest.FAny | ||
| import io.findify.flinkadt.AnyTest.Filter.{FTerm, StringTerm, TermFilter} | ||
| import org.apache.flink.api.common.typeinfo.TypeInformation | ||
| import org.apache.flink.api.common.typeutils.TypeSerializer | ||
| import org.apache.flink.core.memory.{DataInputViewStreamWrapper, DataOutputViewStreamWrapper} | ||
| import org.scalatest.flatspec.AnyFlatSpec | ||
| import org.scalatest.matchers.should.Matchers | ||
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| import java.io.{ByteArrayInputStream, ByteArrayOutputStream} | ||
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| class AnyTest extends AnyFlatSpec with Matchers with TestUtils { | ||
| import io.findify.flinkadt.api._ | ||
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| it should "serialize concrete class" in { | ||
| val ser = implicitly[TypeInformation[StringTerm]].createSerializer(null) | ||
| roundtrip(ser, StringTerm("fo")) | ||
| } | ||
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| it should "serialize ADT" in { | ||
| val ser = implicitly[TypeInformation[FAny]].createSerializer(null) | ||
| roundtrip(ser, StringTerm("fo")) | ||
| } | ||
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| it should "serialize NEL" in { | ||
| val ser = implicitly[TypeInformation[NonEmptyList[FTerm]]].createSerializer(null) | ||
| roundtrip(ser, NonEmptyList.one(StringTerm("fo"))) | ||
| } | ||
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| it should "serialize nested nel" in { | ||
| val ser = implicitly[TypeInformation[TermFilter]].createSerializer(null) | ||
| roundtrip(ser, TermFilter("a", NonEmptyList.one(StringTerm("fo")))) | ||
| } | ||
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| } | ||
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| object AnyTest { | ||
| sealed trait FAny | ||
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| sealed trait FValueAny extends FAny { | ||
| def value: Any | ||
| } | ||
| object Filter { | ||
| sealed trait FTerm extends FValueAny | ||
| case class StringTerm(value: String) extends FTerm { | ||
| type T = String | ||
| } | ||
| case class NumericTerm(value: Double) extends FTerm { | ||
| type T = Double | ||
| } | ||
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| case class TermFilter( | ||
| field: String, | ||
| values: NonEmptyList[FTerm] | ||
| ) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| package io.findify.flinkadt | ||
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| import cats.data.NonEmptyList | ||
| import org.scalatest.flatspec.AnyFlatSpec | ||
| import org.scalatest.matchers.should.Matchers | ||
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| class CatsTest extends AnyFlatSpec with Matchers with TestUtils { | ||
| import io.findify.flinkadt.api._ | ||
| it should "derive for NEL[String]" in { | ||
| val ser = deriveTypeInformation[NonEmptyList[String]].createSerializer(null) | ||
| roundtrip(ser, NonEmptyList.one("doo")) | ||
| } | ||
| it should "derive for NEL[Int]" in { | ||
| val ser = deriveTypeInformation[NonEmptyList[Int]].createSerializer(null) | ||
| roundtrip(ser, NonEmptyList.one(1)) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,42 @@ | ||
| package io.findify.flinkadt | ||
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| import org.apache.flink.api.common.typeutils.TypeSerializer | ||
| import org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer | ||
| import org.apache.flink.api.scala.typeutils.ScalaCaseClassSerializer | ||
| import org.apache.flink.core.memory.{DataInputViewStreamWrapper, DataOutputViewStreamWrapper} | ||
| import org.scalatest.{Inspectors, Suite} | ||
| import org.scalatest.matchers.should.Matchers | ||
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| import java.io.{ByteArrayInputStream, ByteArrayOutputStream, ObjectOutputStream} | ||
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| trait TestUtils extends Matchers with Inspectors { | ||
| def roundtrip[T](ser: TypeSerializer[T], in: T) = { | ||
| val out = new ByteArrayOutputStream() | ||
| ser.serialize(in, new DataOutputViewStreamWrapper(out)) | ||
| val copy = ser.deserialize(new DataInputViewStreamWrapper(new ByteArrayInputStream(out.toByteArray))) | ||
| in shouldBe copy | ||
| } | ||
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| def noKryo[T](ser: TypeSerializer[T]): Unit = | ||
| ser match { | ||
| case p: ScalaCaseClassSerializer[_] => | ||
| forAll(p.getFieldSerializers) { param => | ||
| noKryo(param) | ||
| } | ||
| case _: KryoSerializer[_] => | ||
| throw new IllegalArgumentException("kryo detected") | ||
| case _ => // ok | ||
| } | ||
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| def serializable[T](ser: TypeSerializer[T]) = { | ||
| val stream = new ObjectOutputStream(new ByteArrayOutputStream()) | ||
| stream.writeObject(ser) | ||
| } | ||
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| def all[T](ser: TypeSerializer[T], in: T) = { | ||
| roundtrip(ser, in) | ||
| noKryo(ser) | ||
| serializable(ser) | ||
| } | ||
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| } |