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demonstrate recursion and stackoverflow error #19

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50 changes: 38 additions & 12 deletions generator/src/test/kotlin/io/github/mscheong01/krotodc/ConversionTest.kt
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Original file line number Diff line number Diff line change
Expand Up @@ -18,17 +18,7 @@ import com.google.protobuf.ByteString
import io.github.mscheong01.importtest.ImportFromOtherFileTest.ImportTestMessage
import io.github.mscheong01.importtest.krotodc.importtestmessage.toDataClass
import io.github.mscheong01.importtest.krotodc.importtestmessage.toProto
import io.github.mscheong01.test.DeprecatedMessage
import io.github.mscheong01.test.Employee
import io.github.mscheong01.test.EmptyMessage
import io.github.mscheong01.test.Job
import io.github.mscheong01.test.MapMessage
import io.github.mscheong01.test.OneOfMessage
import io.github.mscheong01.test.OptionalMessage
import io.github.mscheong01.test.Person
import io.github.mscheong01.test.PrimitiveMessage
import io.github.mscheong01.test.RepeatedMessage
import io.github.mscheong01.test.TopLevelMessage
import io.github.mscheong01.test.*
import io.github.mscheong01.test.krotodc.deprecatedmessage.toDataClass
import io.github.mscheong01.test.krotodc.employee.toDataClass
import io.github.mscheong01.test.krotodc.employee.toProto
Expand All @@ -44,6 +34,7 @@ import io.github.mscheong01.test.krotodc.person.toDataClass
import io.github.mscheong01.test.krotodc.person.toProto
import io.github.mscheong01.test.krotodc.primitivemessage.toDataClass
import io.github.mscheong01.test.krotodc.primitivemessage.toProto
import io.github.mscheong01.test.krotodc.recursivemessage.toDataClass
import io.github.mscheong01.test.krotodc.repeatedmessage.toDataClass
import io.github.mscheong01.test.krotodc.repeatedmessage.toProto
import io.github.mscheong01.test.krotodc.toplevelmessage.toDataClass
Expand Down Expand Up @@ -294,7 +285,9 @@ class ConversionTest {
val proto = ImportTestMessage.newBuilder()
.setImportedNestedMessage(TopLevelMessage.NestedMessage.newBuilder().setName("test").build())
.setImportedPerson(Person.newBuilder().setName("John").setAge(30).build())
.setImportedSimpleMessage(OuterClassNameTestProto.SimpleMessage.newBuilder().setName("test").build())
.setImportedSimpleMessage(
OuterClassNameTestProto.SimpleMessage.newBuilder().setName("test").build()
)
.build()
val kroto = proto.toDataClass()
Assertions.assertThat(kroto.importedNestedMessage).isEqualTo(
Expand All @@ -306,4 +299,37 @@ class ConversionTest {
val proto2 = kroto.toProto()
Assertions.assertThat(proto2).isEqualTo(proto)
}

@Test
fun `test message with recursive field`() {
val noDepth = RecursiveMessage.newBuilder()
.setDepth(1)
.build()

val krotoNoDepth = noDepth.toDataClass()
Assertions.assertThat(krotoNoDepth.depth).isEqualTo(1)
Assertions.assertThat(krotoNoDepth.next).isNull()

val someDepth = RecursiveMessage.newBuilder()
.setDepth(1)
.setNext(
RecursiveMessage.newBuilder()
.setDepth(2)
.setNext(
RecursiveMessage.newBuilder()
.setDepth(3)
.build()
)
.build()
)
.build()

val krotoSomeDepth = someDepth.toDataClass()
Assertions.assertThat(krotoSomeDepth.depth).isEqualTo(1)
Assertions.assertThat(krotoSomeDepth.next).isNotNull()
Assertions.assertThat(krotoSomeDepth.next.depth).isEqualTo(2)
Assertions.assertThat(krotoSomeDepth.next.next).isNotNull()
Assertions.assertThat(krotoSomeDepth.next.depth).isEqualTo(3)
Assertions.assertThat(krotoSomeDepth.next.next.next).isNull()
}
}
5 changes: 5 additions & 0 deletions generator/src/test/proto/test.proto
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Expand Up @@ -107,3 +107,8 @@ message DeprecatedMessage {
Person oneof_person = 4;
}
}

message RecursiveMessage {
int32 depth = 1;
RecursiveMessage next = 2;
}