8000 Bigtable: Add integration test to test nonexistent row handling by igorbernstein2 · Pull Request #3870 · googleapis/google-cloud-java · GitHub
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Bigtable: Add integration test to test nonexistent row handling #3870

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Merged
chingor13 merged 2 commits into from
Oct 31, 2018
Merged

Bigtable: Add integration test to test nonexistent row handling #3870

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Bigtable: Add integration test to test nonexistent row handling
igorbernstein2 Oct 29, 2018
b8cd748
Merge branch 'master' into nonexistent-row-test
igorbernstein2 Oct 30, 2018
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31 changes: 31 additions & 0 deletions ...ents/google-cloud-bigtable/src/test/java/com/google/cloud/bigtable/data/v2/it/ReadIT.java
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Original file line number Diff line number Diff line change
Expand Up @@ -17,6 +17,9 @@

import static com.google.common.truth.Truth.assertThat;

import com.google.api.core.ApiFuture;
import com.google.api.core.ApiFutureCallback;
import com.google.api.core.ApiFutures;
import com.google.api.core.SettableApiFuture;
import com.google.api.gax.rpc.ResponseObserver;
import com.google.api.gax.rpc.StreamController;
Expand All @@ -27,11 +30,14 @@
import com.google.cloud.bigtable.data.v2.models.RowMutation;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.Lists;
import com.google.common.util.concurrent.MoreExecutors;
import com.google.protobuf.ByteString;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import org.junit.Before;
import org.junit.ClassRule;
import org.junit.Test;
Expand Down Expand Up @@ -111,6 +117,31 @@ public void read() throws Throwable {
assertThat(observer.responses).containsExactlyElementsIn(expectedRows);
}

@Test
public void readSingleNonexistentAsyncCallback() throws Exception {
ApiFuture<Row> future = testEnvRule.env().getDataClient()
.readRowAsync(testEnvRule.env().getTableName().getTable(), "somenonexistentkey");

final AtomicBoolean found = new AtomicBoolean();
final CountDownLatch latch = new CountDownLatch(1);

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ApiFutures.addCallback(future, new ApiFutureCallback<Row>() {
@Override
public void onFailure(Throwable t) {
latch.countDown();
}

@Override
public void onSuccess(Row result) {
found.set(true);
latch.countDown();
}
}, MoreExecutors.directExecutor());

latch.await(1, TimeUnit.MINUTES);
assertThat(found.get()).isTrue();
}

static class AccumulatingObserver implements ResponseObserver<Row> {
final List<Row> responses = Lists.newArrayList();
final SettableApiFuture<Void> completionFuture = SettableApiFuture.create();
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