nl.topicus.jdbc.shaded.com.google.api.gax.grpc.ProtoOperationTransformersTest Maven / Gradle / Ivy

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package nl.topicus.jdbc.shaded.com.google.api.gax.grpc;

import nl.topicus.jdbc.shaded.com.google.api.gax.grpc.ProtoOperationTransformers.MetadataTransformer;
import nl.topicus.jdbc.shaded.com.google.api.gax.grpc.ProtoOperationTransformers.ResponseTransformer;
import nl.topicus.jdbc.shaded.com.google.api.gax.longrunning.OperationSnapshot;
import nl.topicus.jdbc.shaded.com.google.api.gax.rpc.ApiException;
import nl.topicus.jdbc.shaded.com.google.api.gax.rpc.UnavailableException;
import nl.topicus.jdbc.shaded.com.google.common.truth.Truth;
import nl.topicus.jdbc.shaded.com.google.longrunning.Operation;
import nl.topicus.jdbc.shaded.com.google.protobuf.Any;
import nl.topicus.jdbc.shaded.com.google.rpc.Status;
import nl.topicus.jdbc.shaded.com.google.type.Color;
import nl.topicus.jdbc.shaded.com.google.type.Money;
import nl.topicus.jdbc.shaded.io.grpc.Status.Code;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;

@RunWith(JUnit4.class)
public class ProtoOperationTransformersTest {
  @Rule public ExpectedException thrown = ExpectedException.none();

  @Test
  public void testResponseTransformer() {
    ResponseTransformer transformer = ResponseTransformer.create(Money.class);
    Money inputMoney = Money.newBuilder().setCurrencyCode("USD").build();
    OperationSnapshot operationSnapshot =
        GrpcOperationSnapshot.create(
            Operation.newBuilder().setResponse(Any.pack(inputMoney)).build());
    Truth.assertThat(transformer.apply(operationSnapshot)).isEqualTo(inputMoney);
  }

  @Test
  public void testResponseTransformer_exception() {
    thrown.expect(UnavailableException.class);
    ResponseTransformer transformer = ResponseTransformer.create(Money.class);
    Money inputMoney = Money.newBuilder().setCurrencyCode("USD").build();
    Status status = Status.newBuilder().setCode(Code.UNAVAILABLE.value()).build();
    OperationSnapshot operationSnapshot =
        GrpcOperationSnapshot.create(
            Operation.newBuilder().setResponse(Any.pack(inputMoney)).setError(status).build());
    Truth.assertThat(transformer.apply(operationSnapshot)).isEqualTo(inputMoney);
  }

  @Test
  public void testResponseTransformer_mismatchedTypes() {
    thrown.expect(ApiException.class);
    thrown.expectMessage("Failed to unpack object");
    ResponseTransformer transformer = ResponseTransformer.create(Money.class);
    Money inputMoney = Money.newBuilder().setCurrencyCode("USD").build();
    Status status = Status.newBuilder().setCode(Code.OK.value()).build();
    OperationSnapshot operationSnapshot =
        GrpcOperationSnapshot.create(
            Operation.newBuilder()
                .setResponse(Any.pack(Color.getDefaultInstance()))
                .setError(status)
                .build());
    Truth.assertThat(transformer.apply(operationSnapshot)).isEqualTo(inputMoney);
  }

  @Test
  public void testMetadataTransformer() {
    MetadataTransformer transformer = MetadataTransformer.create(Money.class);
    Money inputMoney = Money.newBuilder().setCurrencyCode("USD").build();
    OperationSnapshot operationSnapshot =
        GrpcOperationSnapshot.create(
            Operation.newBuilder().setMetadata(Any.pack(inputMoney)).build());
    Truth.assertThat(transformer.apply(operationSnapshot)).isEqualTo(inputMoney);
  }

  @Test
  public void testMetadataTransformer_mismatchedTypes() {
    thrown.expect(ApiException.class);
    thrown.expectMessage("Failed to unpack object");
    MetadataTransformer transformer = MetadataTransformer.create(Money.class);
    Money inputMoney = Money.newBuilder().setCurrencyCode("USD").build();
    Status status = Status.newBuilder().setCode(Code.OK.value()).build();
    OperationSnapshot operationSnapshot =
        GrpcOperationSnapshot.create(
            Operation.newBuilder()
                .setMetadata(Any.pack(Color.getDefaultInstance()))
                .setError(status)
                .build());
    Truth.assertThat(transformer.apply(operationSnapshot)).isEqualTo(inputMoney);
  }
}