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GrpcResultSetTest.java
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/*
* Copyright 2017 Google LLC
*
* 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 com.google.cloud.spanner;
import static com.google.common.testing.SerializableTester.reserialize;
import static com.google.common.truth.Truth.assertThat;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertThrows;
import static org.junit.Assert.assertTrue;
import com.google.api.gax.grpc.GrpcCallContext;
import com.google.api.gax.rpc.ApiCallContext;
import com.google.cloud.ByteArray;
import com.google.cloud.Date;
import com.google.cloud.Timestamp;
import com.google.cloud.spanner.SingerProto.Genre;
import com.google.cloud.spanner.SingerProto.SingerInfo;
import com.google.cloud.spanner.spi.v1.SpannerRpc;
import com.google.common.base.Function;
import com.google.common.base.Strings;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.protobuf.ByteString;
import com.google.spanner.v1.ExecuteSqlRequest.QueryMode;
import com.google.spanner.v1.MultiplexedSessionPrecommitToken;
import com.google.spanner.v1.PartialResultSet;
import com.google.spanner.v1.QueryPlan;
import com.google.spanner.v1.ResultSetMetadata;
import com.google.spanner.v1.ResultSetStats;
import com.google.spanner.v1.Transaction;
import java.math.BigDecimal;
import java.nio.charset.StandardCharsets;
import java.time.Duration;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Base64;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import javax.annotation.Nullable;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Unit tests for {@link GrpcResultSet}. */
@RunWith(JUnit4.class)
public class GrpcResultSetTest {
private GrpcResultSet resultSet;
private SpannerRpc.ResultStreamConsumer consumer;
private GrpcStreamIterator stream;
private final Duration streamWaitTimeout = Duration.ofNanos(1L);
private static class NoOpListener implements AbstractResultSet.Listener {
@Override
public void onTransactionMetadata(Transaction transaction, boolean shouldIncludeId)
throws SpannerException {}
@Override
public SpannerException onError(SpannerException e, boolean withBeginTransaction) {
return e;
}
@Override
public void onDone(boolean withBeginTransaction) {}
@Override
public void onPrecommitToken(MultiplexedSessionPrecommitToken token) {}
}
@Before
public void setUp() {
stream = new GrpcStreamIterator(10, /*cancelQueryWhenClientIsClosed=*/ false);
stream.setCall(
new SpannerRpc.StreamingCall() {
@Override
public ApiCallContext getCallContext() {
return GrpcCallContext.createDefault().withStreamWaitTimeoutDuration(streamWaitTimeout);
}
@Override
public void cancel(@Nullable String message) {}
@Override
public void request(int numMessages) {}
},
false);
consumer = stream.consumer();
resultSet = new GrpcResultSet(stream, new NoOpListener());
}
public GrpcResultSet resultSetWithMode(QueryMode queryMode) {
return new GrpcResultSet(stream, new NoOpListener());
}
@Test
public void testStreamTimeout() {
// We don't add any results to the stream. That means that it will time out after 1ns.
SpannerException exception = assertThrows(SpannerException.class, resultSet::next);
assertEquals(ErrorCode.DEADLINE_EXCEEDED, exception.getErrorCode());
assertTrue(exception.getMessage(), exception.getMessage().contains("stream wait timeout"));
}
@Test
public void metadata() {
Type rowType = Type.struct(Type.StructField.of("f", Type.string()));
ResultSetMetadata.Builder metadataBuilder = ResultSetMetadata.newBuilder();
metadataBuilder
.setRowType(rowType.toProto().getStructType())
.getTransactionBuilder()
.setId(ByteString.copyFromUtf8("t1"));
PartialResultSet partialResultSet =
PartialResultSet.newBuilder().setMetadata(metadataBuilder.build()).build();
consumer.onPartialResultSet(partialResultSet);
consumer.onCompleted();
assertThat(resultSet.next()).isFalse();
assertThat(resultSet.getType()).isEqualTo(rowType);
}
@Test
public void metadataFailure() {
SpannerException t =
SpannerExceptionFactory.newSpannerException(ErrorCode.DEADLINE_EXCEEDED, "outatime");
consumer.onError(t);
SpannerException e = assertThrows(SpannerException.class, () -> resultSet.next());
assertEquals(ErrorCode.DEADLINE_EXCEEDED, e.getErrorCode());
assertThat(e.getMessage()).contains("outatime");
}
@Test
public void noMetadata() {
consumer.onCompleted();
SpannerException e = assertThrows(SpannerException.class, () -> resultSet.next());
assertEquals(ErrorCode.INTERNAL, e.getErrorCode());
}
@Test
public void empty() {
Type type = Type.struct(Type.StructField.of("f", Type.string()));
PartialResultSet partialResultSet =
PartialResultSet.newBuilder().setMetadata(makeMetadata(type)).build();
consumer.onPartialResultSet(partialResultSet);
consumer.onCompleted();
assertThat(resultSet.next()).isFalse();
assertThat(resultSet.getType()).isEqualTo(type);
}
@Test
public void emptyMultipleResponses() {
PartialResultSet partialResultSet =
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.string()))))
.build();
consumer.onPartialResultSet(partialResultSet);
consumer.onPartialResultSet(PartialResultSet.getDefaultInstance());
consumer.onPartialResultSet(PartialResultSet.getDefaultInstance());
consumer.onCompleted();
assertThat(resultSet.next()).isFalse();
}
private List<String> consumeAllString() {
List<String> results = new ArrayList<>();
while (resultSet.next()) {
results.add(resultSet.getString(0));
}
return results;
}
@Test
public void singleResponse() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.string()))))
.addValues(Value.string("a").toProto())
.addValues(Value.string("b").toProto())
.addValues(Value.string("c").toProto())
.build());
consumer.onCompleted();
assertThat(consumeAllString()).containsExactly("a", "b", "c").inOrder();
}
@Test
public void multiResponse() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.string()))))
.addValues(Value.string("a").toProto())
.addValues(Value.string("b").toProto())
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(Value.string("c").toProto())
.addValues(Value.string("d").toProto())
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(Value.string("e").toProto())
.addValues(Value.string("f").toProto())
.build());
consumer.onCompleted();
assertThat(consumeAllString()).containsExactly("a", "b", "c", "d", "e", "f").inOrder();
}
@Test
public void multiResponseChunkingStreamClosed() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.string()))))
.addValues(Value.string("abcdefg").toProto())
.setChunkedValue(true)
.build());
consumer.onCompleted();
SpannerException e = assertThrows(SpannerException.class, () -> resultSet.next());
assertEquals(ErrorCode.INTERNAL, e.getErrorCode());
}
@Test
public void multiResponseChunkingStrings() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.string()))))
.addValues(Value.string("before").toProto())
.addValues(Value.string("abcdefg").toProto())
.setChunkedValue(true)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(Value.string("hijklmnop").toProto())
.setChunkedValue(true)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(Value.string("qrstuvwxyz").toProto())
.addValues(Value.string("after").toProto())
.setChunkedValue(false)
.build());
consumer.onCompleted();
assertThat(consumeAllString())
.containsExactly("before", "abcdefghijklmnopqrstuvwxyz", "after")
.inOrder();
}
@Test
public void multiResponseChunkingBytes() {
ByteArray expectedBytes = ByteArray.copyFrom("abcdefghijklmnopqrstuvwxyz");
String base64 = expectedBytes.toBase64();
String chunk1 = base64.substring(0, 10);
String chunk2 = base64.substring(10, 20);
String chunk3 = base64.substring(20);
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.bytes()))))
.addValues(Value.bytes(ByteArray.copyFrom("before")).toProto())
.addValues(com.google.protobuf.Value.newBuilder().setStringValue(chunk1))
.setChunkedValue(true)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(com.google.protobuf.Value.newBuilder().setStringValue(chunk2))
.setChunkedValue(true)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(com.google.protobuf.Value.newBuilder().setStringValue(chunk3))
.addValues(Value.bytes(ByteArray.copyFrom("after")).toProto())
.setChunkedValue(false)
.build());
consumer.onCompleted();
List<ByteArray> results = new ArrayList<>();
while (resultSet.next()) {
results.add(resultSet.getBytes(0));
}
assertThat(results)
.containsExactly(ByteArray.copyFrom("before"), expectedBytes, ByteArray.copyFrom("after"))
.inOrder();
}
@Test
public void multiResponseChunkingBoolArray() {
List<Boolean> beforeValue = Collections.singletonList(true);
List<Boolean> chunkedValue = Arrays.asList(false, null, true, true, true, null, null, false);
List<Boolean> afterValue = Collections.singletonList(true);
doArrayTest(
beforeValue,
chunkedValue,
afterValue,
Type.bool(),
input -> Value.boolArray(input).toProto(),
input -> input.getBooleanList(0));
}
@Test
public void multiResponseChunkingInt64Array() {
List<Long> beforeValue = Collections.singletonList(10L);
List<Long> chunkedValue = Arrays.asList(1L, 2L, null, null, 5L, null, 7L, 8L);
List<Long> afterValue = Collections.singletonList(20L);
doArrayTest(
beforeValue,
chunkedValue,
afterValue,
Type.int64(),
input -> Value.int64Array(input).toProto(),
input -> input.getLongList(0));
}
@Test
public void multiResponseChunkingFloat64Array() {
List<Double> beforeValue = Collections.singletonList(10.0);
List<Double> chunkedValue = Arrays.asList(null, 2.0, 3.0, 4.0, null, 6.0, 7.0, null);
List<Double> afterValue = Collections.singletonList(20.0);
doArrayTest(
beforeValue,
chunkedValue,
afterValue,
Type.float64(),
input -> Value.float64Array(input).toProto(),
input -> input.getDoubleList(0));
}
@Test
public void multiResponseChunkingStringArray() {
List<String> beforeValue = Collections.singletonList("before");
List<String> chunkedValue = Arrays.asList("a", "b", null, "d", null, "f", null, "h");
List<String> afterValue = Collections.singletonList("after");
doArrayTest(
beforeValue,
chunkedValue,
afterValue,
Type.string(),
input -> Value.stringArray(input).toProto(),
input -> input.getStringList(0));
}
private static ByteArray b(String data) {
return ByteArray.copyFrom(data);
}
@Test
public void multiResponseChunkingBytesArray() {
List<ByteArray> beforeValue = Collections.singletonList(b("before"));
List<ByteArray> chunkedValue =
Arrays.asList(b("a"), b("b"), null, b("d"), null, b("f"), null, b("h"));
List<ByteArray> afterValue = Collections.singletonList(b("after"));
doArrayTest(
beforeValue,
chunkedValue,
afterValue,
Type.bytes(),
input -> Value.bytesArray(input).toProto(),
input -> input.getBytesList(0));
}
private static Struct s(String a, long b) {
return Struct.newBuilder().set("a").to(a).set("b").to(b).build();
}
@Test
public void multiResponseChunkingStructArray() {
final Type elementType =
Type.struct(
Type.StructField.of("a", Type.string()), Type.StructField.of("b", Type.int64()));
List<Struct> beforeValue = Collections.singletonList(s("before", 10));
List<Struct> chunkedValue =
Arrays.asList(
s("a", 1), s("b", 2), s("c", 3), null, s(null, 5), null, s("g", 7), s("h", 8));
List<Struct> afterValue = Collections.singletonList(s("after", 20));
doArrayTest(
beforeValue,
chunkedValue,
afterValue,
elementType,
input -> Value.structArray(elementType, input).toProto(),
input -> input.getStructList(0));
}
@Test
public void profileResultInFinalResultSet() {
Map<String, com.google.protobuf.Value> statsMap =
ImmutableMap.of(
"f1", Value.string("").toProto(),
"f2", Value.string("").toProto());
ResultSetStats stats =
ResultSetStats.newBuilder()
.setQueryPlan(QueryPlan.newBuilder().build())
.setQueryStats(com.google.protobuf.Struct.newBuilder().putAllFields(statsMap).build())
.build();
ArrayList<Type.StructField> dataType = new ArrayList<>();
dataType.add(Type.StructField.of("data", Type.string()));
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(dataType)))
.addValues(Value.string("d1").toProto())
.setChunkedValue(false)
.setStats(stats)
.build());
resultSet = resultSetWithMode(QueryMode.PROFILE);
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.next()).isFalse();
ResultSetStats receivedStats = resultSet.getStats();
assertThat(stats).isEqualTo(receivedStats);
resultSet.close();
}
@Test
public void profileResultInExtraFinalResultSet() {
Map<String, com.google.protobuf.Value> statsMap =
ImmutableMap.of(
"f1", Value.string("").toProto(),
"f2", Value.string("").toProto());
ResultSetStats stats =
ResultSetStats.newBuilder()
.setQueryPlan(QueryPlan.newBuilder().build())
.setQueryStats(com.google.protobuf.Struct.newBuilder().putAllFields(statsMap).build())
.build();
ArrayList<Type.StructField> dataType = new ArrayList<>();
dataType.add(Type.StructField.of("data", Type.string()));
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(dataType)))
.addValues(Value.string("d1").toProto())
.setChunkedValue(false)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(dataType)))
.setChunkedValue(false)
.setStats(stats)
.build());
resultSet = resultSetWithMode(QueryMode.PROFILE);
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.next()).isFalse();
ResultSetStats receivedStats = resultSet.getStats();
assertThat(stats).isEqualTo(receivedStats);
resultSet.close();
}
@Test
public void planResult() {
ResultSetStats stats =
ResultSetStats.newBuilder().setQueryPlan(QueryPlan.newBuilder().build()).build();
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(new ArrayList<>())))
.setChunkedValue(false)
.setStats(stats)
.build());
resultSet = resultSetWithMode(QueryMode.PLAN);
consumer.onCompleted();
assertThat(resultSet.next()).isFalse();
ResultSetStats receivedStats = resultSet.getStats();
assertThat(stats).isEqualTo(receivedStats);
resultSet.close();
}
@Test
public void withStatsResult() {
Map<String, com.google.protobuf.Value> statsMap =
ImmutableMap.of(
"f1", Value.string("").toProto(),
"f2", Value.string("").toProto());
ResultSetStats stats =
ResultSetStats.newBuilder()
.setQueryStats(com.google.protobuf.Struct.newBuilder().putAllFields(statsMap).build())
.build();
ArrayList<Type.StructField> dataType = new ArrayList<>();
dataType.add(Type.StructField.of("data", Type.string()));
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(dataType)))
.addValues(Value.string("d1").toProto())
.setChunkedValue(false)
.setStats(stats)
.build());
resultSet = resultSetWithMode(QueryMode.WITH_STATS);
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.next()).isFalse();
ResultSetStats receivedStats = resultSet.getStats();
assertThat(stats).isEqualTo(receivedStats);
resultSet.close();
}
@Test
public void withPlanAndStatsResult() {
Map<String, com.google.protobuf.Value> statsMap =
ImmutableMap.of(
"f1", Value.string("").toProto(),
"f2", Value.string("").toProto());
ResultSetStats stats =
ResultSetStats.newBuilder()
.setQueryPlan(QueryPlan.newBuilder().build())
.setQueryStats(com.google.protobuf.Struct.newBuilder().putAllFields(statsMap).build())
.build();
ArrayList<Type.StructField> dataType = new ArrayList<>();
dataType.add(Type.StructField.of("data", Type.string()));
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(dataType)))
.addValues(Value.string("d1").toProto())
.setChunkedValue(false)
.setStats(stats)
.build());
resultSet = resultSetWithMode(QueryMode.WITH_PLAN_AND_STATS);
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.next()).isFalse();
ResultSetStats receivedStats = resultSet.getStats();
assertThat(stats).isEqualTo(receivedStats);
resultSet.close();
}
@Test
public void statsUnavailable() {
ResultSetStats stats = ResultSetStats.newBuilder().build();
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(new ArrayList<>())))
.setChunkedValue(false)
.setStats(stats)
.build());
resultSet = resultSetWithMode(QueryMode.PROFILE);
consumer.onCompleted();
assertThat(resultSet.getStats()).isNull();
}
private <T> void doArrayTest(
List<T> beforeValue,
List<T> chunkedValue,
List<T> afterValue,
Type elementType,
Function<List<T>, com.google.protobuf.Value> toProto,
Function<StructReader, List<T>> getter) {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(Type.struct(Type.StructField.of("f", Type.array(elementType)))))
.addValues(toProto.apply(beforeValue))
.addValues(toProto.apply(chunkedValue.subList(0, 3)))
.setChunkedValue(true)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(toProto.apply(chunkedValue.subList(3, 5)))
.setChunkedValue(true)
.build());
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.addValues(toProto.apply(chunkedValue.subList(5, chunkedValue.size())))
.addValues(toProto.apply(afterValue))
.setChunkedValue(false)
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(getter.apply(resultSet)).containsExactlyElementsIn(beforeValue).inOrder();
assertThat(resultSet.next()).isTrue();
assertThat(getter.apply(resultSet)).containsExactlyElementsIn(chunkedValue).inOrder();
assertThat(resultSet.next()).isTrue();
assertThat(getter.apply(resultSet)).containsExactlyElementsIn(afterValue).inOrder();
assertThat(resultSet.next()).isFalse();
}
private static ResultSetMetadata makeMetadata(Type rowType) {
com.google.spanner.v1.Type typeProto = rowType.toProto();
return ResultSetMetadata.newBuilder().setRowType(typeProto.getStructType()).build();
}
@Test
public void serialization() {
Type structType =
Type.struct(
Arrays.asList(
Type.StructField.of("a", Type.string()), Type.StructField.of("b", Type.int64())));
verifySerialization(
Value.string("a"),
Value.string(null),
Value.bool(true),
Value.bool(null),
Value.int64(1),
Value.int64(null),
Value.float64(1.0),
Value.float64(null),
Value.float32(1.0f),
Value.float32(null),
Value.bytes(ByteArray.fromBase64("abcd")),
Value.bytesFromBase64(
Base64.getEncoder().encodeToString("test".getBytes(StandardCharsets.UTF_8))),
Value.bytes(null),
Value.bytesFromBase64(null),
Value.timestamp(Timestamp.ofTimeSecondsAndNanos(1, 2)),
Value.timestamp(null),
Value.date(Date.fromYearMonthDay(2017, 4, 17)),
Value.date(null),
Value.stringArray(ImmutableList.of("one", "two")),
Value.stringArray(null),
Value.boolArray(new boolean[] {true, false}),
Value.boolArray((boolean[]) null),
Value.int64Array(new long[] {1, 2, 3}),
Value.int64Array((long[]) null),
Value.float64Array(new double[] {1.1, 2.2, 3.3}),
Value.float64Array((double[]) null),
Value.float32Array(new float[] {1.1f, 2.2f, 3.3f}),
Value.float32Array((float[]) null),
Value.bytesArray(Arrays.asList(ByteArray.fromBase64("abcd"), null)),
Value.bytesArrayFromBase64(
Arrays.asList(
Base64.getEncoder().encodeToString("test".getBytes(StandardCharsets.UTF_8)), null)),
Value.bytesArray(null),
Value.bytesArrayFromBase64(null),
Value.timestampArray(ImmutableList.of(Timestamp.MAX_VALUE, Timestamp.MAX_VALUE)),
Value.timestampArray(null),
Value.dateArray(
ImmutableList.of(
Date.fromYearMonthDay(2017, 4, 17), Date.fromYearMonthDay(2017, 5, 18))),
Value.dateArray(null),
Value.struct(s(null, 30)),
Value.struct(structType, null),
Value.structArray(structType, Arrays.asList(s("def", 10), null)),
Value.structArray(structType, Collections.singletonList(null)),
Value.structArray(structType, null));
}
@Test
public void nestedStructSerialization() {
Type structType =
Type.struct(
Arrays.asList(
Type.StructField.of("a", Type.string()), Type.StructField.of("b", Type.int64())));
Struct nestedStruct = s("1", 2L);
Value struct = Value.structArray(structType, Collections.singletonList(nestedStruct));
verifySerialization(
new Function<Value, com.google.protobuf.Value>() {
@Override
@Nullable
public com.google.protobuf.Value apply(@Nullable Value input) {
return input.toProto();
}
},
struct);
}
private void verifySerialization(Value... values) {
verifySerialization(
new Function<Value, com.google.protobuf.Value>() {
@Override
@Nullable
public com.google.protobuf.Value apply(@Nullable Value input) {
return input.toProto();
}
},
values);
}
private void verifySerialization(
Function<Value, com.google.protobuf.Value> protoFn, Value... values) {
resultSet = new GrpcResultSet(stream, new NoOpListener());
PartialResultSet.Builder builder = PartialResultSet.newBuilder();
List<Type.StructField> types = new ArrayList<>();
for (Value value : values) {
types.add(Type.StructField.of("f", value.getType()));
builder.addValues(protoFn.apply(value));
}
consumer.onPartialResultSet(builder.setMetadata(makeMetadata(Type.struct(types))).build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
Struct row = resultSet.getCurrentRowAsStruct();
Struct copy = reserialize(row);
assertThat(row).isEqualTo(copy);
}
@Test
public void getBoolean() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.bool()))))
.addValues(Value.bool(true).toProto())
.addValues(Value.bool(false).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBoolean(0)).isTrue();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBoolean(0)).isFalse();
}
@Test
public void getDouble() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.float64()))))
.addValues(Value.float64(Double.MIN_VALUE).toProto())
.addValues(Value.float64(Double.MAX_VALUE).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getDouble(0)).isWithin(0.0).of(Double.MIN_VALUE);
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getDouble(0)).isWithin(0.0).of(Double.MAX_VALUE);
}
@Test
public void getFloat() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.float32()))))
.addValues(Value.float32(Float.MIN_VALUE).toProto())
.addValues(Value.float32(Float.MAX_VALUE).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getFloat(0)).isWithin(0.0f).of(Float.MIN_VALUE);
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getFloat(0)).isWithin(0.0f).of(Float.MAX_VALUE);
}
@Test
public void getBigDecimal() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.numeric()))))
.addValues(
Value.numeric(
new BigDecimal(
"-" + Strings.repeat("9", 29) + "." + Strings.repeat("9", 9)))
.toProto())
.addValues(
Value.numeric(
new BigDecimal(Strings.repeat("9", 29) + "." + Strings.repeat("9", 9)))
.toProto())
.addValues(Value.numeric(BigDecimal.ZERO).toProto())
.addValues(Value.numeric(new BigDecimal("1.23456")).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBigDecimal(0).toPlainString())
.isEqualTo("-99999999999999999999999999999.999999999");
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBigDecimal(0).toPlainString())
.isEqualTo("99999999999999999999999999999.999999999");
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBigDecimal(0)).isEqualTo(BigDecimal.ZERO);
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBigDecimal(0)).isEqualTo(BigDecimal.valueOf(123456, 5));
}
@Test
public void getLong() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.int64()))))
.addValues(Value.int64(Long.MIN_VALUE).toProto())
.addValues(Value.int64(Long.MAX_VALUE).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getLong(0)).isEqualTo(Long.MIN_VALUE);
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getLong(0)).isEqualTo(Long.MAX_VALUE);
}
@Test
public void getDate() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.date()))))
.addValues(Value.date(Date.fromYearMonthDay(2018, 5, 29)).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getDate(0)).isEqualTo(Date.fromYearMonthDay(2018, 5, 29));
}
@Test
public void getTimestamp() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.timestamp()))))
.addValues(Value.timestamp(Timestamp.parseTimestamp("0001-01-01T00:00:00Z")).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getTimestamp(0))
.isEqualTo(Timestamp.parseTimestamp("0001-01-01T00:00:00Z"));
}
@Test
public void getJson() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.json()))))
.addValues(Value.json("{\"color\":\"red\",\"value\":\"#f00\"}").toProto())
.addValues(Value.json("{}").toProto())
.addValues(Value.json("[]").toProto())
.build());
consumer.onCompleted();
assertTrue(resultSet.next());
assertEquals("{\"color\":\"red\",\"value\":\"#f00\"}", resultSet.getJson(0));
assertTrue(resultSet.next());
assertEquals("{}", resultSet.getJson(0));
assertTrue(resultSet.next());
assertEquals("[]", resultSet.getJson(0));
}
@Test
public void getPgJsonb() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.pgJsonb()))))
.addValues(Value.pgJsonb("{\"color\":\"red\",\"value\":\"#f00\"}").toProto())
.addValues(Value.pgJsonb("{}").toProto())
.addValues(Value.pgJsonb("[]").toProto())
.build());
consumer.onCompleted();
assertTrue(resultSet.next());
assertEquals("{\"color\":\"red\",\"value\":\"#f00\"}", resultSet.getPgJsonb(0));
assertTrue(resultSet.next());
assertEquals("{}", resultSet.getPgJsonb(0));
assertTrue(resultSet.next());
assertEquals("[]", resultSet.getPgJsonb(0));
}
@Test
public void getPgOid() {
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(makeMetadata(Type.struct(Type.StructField.of("f", Type.pgOid()))))
.addValues(Value.pgOid(Long.MIN_VALUE).toProto())
.addValues(Value.pgOid(Long.MAX_VALUE).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getLong(0)).isEqualTo(Long.MIN_VALUE);
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getLong(0)).isEqualTo(Long.MAX_VALUE);
}
@Test
public void getProtoMessage() {
SingerInfo singerInfo1 =
SingerInfo.newBuilder()
.setSingerId(111)
.setNationality("COUNTRY1")
.setGenre(Genre.FOLK)
.build();
SingerInfo singerInfo2 = SingerInfo.newBuilder().setSingerId(222).setGenre(Genre.JAZZ).build();
String singerInfoFullName = SingerInfo.getDescriptor().getFullName();
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(Type.struct(Type.StructField.of("f", Type.proto(singerInfoFullName)))))
.addValues(Value.protoMessage(singerInfo1).toProto())
.addValues(
Value.protoMessage(
ByteArray.copyFrom(singerInfo2.toByteArray()), singerInfoFullName)
.toProto())
.addValues(Value.protoMessage(null, SingerInfo.getDescriptor().getFullName()).toProto())
.build());
consumer.onCompleted();
assertTrue(resultSet.next());
assertEquals(singerInfo1, resultSet.getProtoMessage(0, SingerInfo.getDefaultInstance()));
assertTrue(resultSet.next());
assertEquals(singerInfo2, resultSet.getProtoMessage(0, SingerInfo.getDefaultInstance()));
assertTrue(resultSet.next());
assertThrows(
NullPointerException.class,
() -> {
resultSet.getProtoMessage(0, SingerInfo.getDefaultInstance());
});
}
@Test
public void getProtoEnum() {
String genreFullyQualifiedName = Genre.getDescriptor().getFullName();
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(
Type.struct(Type.StructField.of("f", Type.protoEnum(genreFullyQualifiedName)))))
.addValues(Value.protoEnum(Genre.FOLK).toProto())
.addValues(Value.protoEnum(Genre.JAZZ.getNumber(), genreFullyQualifiedName).toProto())
.addValues(Value.protoEnum(null, genreFullyQualifiedName).toProto())
.build());
consumer.onCompleted();
assertTrue(resultSet.next());
assertEquals(Genre.FOLK, resultSet.getProtoEnum(0, Genre::forNumber));
assertTrue(resultSet.next());
assertEquals(Genre.JAZZ, resultSet.getProtoEnum(0, Genre::forNumber));
assertTrue(resultSet.next());
assertThrows(
NullPointerException.class,
() -> {
resultSet.getProtoEnum(0, Genre::forNumber);
});
}
@Test
public void getBooleanArray() {
boolean[] boolArray = {true, true, false};
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(Type.struct(Type.StructField.of("f", Type.array(Type.bool())))))
.addValues(Value.boolArray(boolArray).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getBooleanArray(0)).isEqualTo(boolArray);
}
@Test
public void getLongArray() {
long[] longArray = {111, 333, 444, 0, -1, -2234, Long.MAX_VALUE, Long.MIN_VALUE};
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(Type.struct(Type.StructField.of("f", Type.array(Type.int64())))))
.addValues(Value.int64Array(longArray).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getLongArray(0)).isEqualTo(longArray);
}
@Test
public void getDoubleArray() {
double[] doubleArray = {Double.MAX_VALUE, Double.MIN_VALUE, 111, 333, 444, 0, -1, -2234};
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(Type.struct(Type.StructField.of("f", Type.array(Type.float64())))))
.addValues(Value.float64Array(doubleArray).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getDoubleArray(0))
.usingTolerance(0.0)
.containsExactly(doubleArray)
.inOrder();
}
@Test
public void getFloatArray() {
float[] floatArray = {Float.MAX_VALUE, Float.MIN_VALUE, 111, 333, 444, 0, -1, -2234};
consumer.onPartialResultSet(
PartialResultSet.newBuilder()
.setMetadata(
makeMetadata(Type.struct(Type.StructField.of("f", Type.array(Type.float32())))))
.addValues(Value.float32Array(floatArray).toProto())
.build());
consumer.onCompleted();
assertThat(resultSet.next()).isTrue();
assertThat(resultSet.getFloatArray(0))
.usingTolerance(0.0)
.containsExactly(floatArray)
.inOrder();
}
@Test
public void getBigDecimalList() {
List<BigDecimal> bigDecimalsList = new ArrayList<>();
bigDecimalsList.add(BigDecimal.valueOf(Double.MIN_VALUE));
bigDecimalsList.add(BigDecimal.valueOf(Double.MAX_VALUE));