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Handle eventally consistent blob lists in storage ITs #704

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merged 2 commits into from
Mar 3, 2016
Merged

Handle eventally consistent blob lists in storage ITs #704

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452e274
Handle eventally consistent blob lists in storage ITs
mziccard Mar 2, 2016
622dcc9
Replace values().iterator() with iterateAll() in blob list ITs
mziccard Mar 3, 2016
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43 changes: 34 additions & 9 deletions gcloud-java-storage/src/test/java/com/google/gcloud/storage/it/ITStorageTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -28,6 +28,7 @@
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Iterators;
import com.google.common.collect.Lists;
import com.google.gcloud.Page;
import com.google.gcloud.ReadChannel;
Expand Down Expand Up @@ -287,8 +288,8 @@ public void testGetBlobFailNonExistingGeneration() {
assertTrue(remoteBlob.delete());
}

@Test
public void testListBlobsSelectedFields() {
@Test(timeout = 5000)
public void testListBlobsSelectedFields() throws InterruptedException {
String[] blobNames = {"test-list-blobs-selected-fields-blob1",
"test-list-blobs-selected-fields-blob2"};
ImmutableMap<String, String> metadata = ImmutableMap.of("k", "v");
Expand All @@ -307,19 +308,27 @@ public void testListBlobsSelectedFields() {
Page<Blob> page = storage.list(BUCKET,
Storage.BlobListOption.prefix("test-list-blobs-selected-fields-blob"),
Storage.BlobListOption.fields(BlobField.METADATA));
int index = 0;
// Listing blobs is eventually consistent, we loop until the list is of the expected size. The
// test fails if timeout is reached.
while (Iterators.size(page.values().iterator()) != 2) {

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Thread.sleep(500);
page = storage.list(BUCKET,
Storage.BlobListOption.prefix("test-list-blobs-selected-fields-blob"),
Storage.BlobListOption.fields(BlobField.METADATA));
}
Set<String> blobSet = ImmutableSet.of(blobNames[0], blobNames[1]);
for (Blob remoteBlob : page.values()) {
assertEquals(BUCKET, remoteBlob.bucket());
assertEquals(blobNames[index++], remoteBlob.name());
assertTrue(blobSet.contains(remoteBlob.name()));
assertEquals(metadata, remoteBlob.metadata());
assertNull(remoteBlob.contentType());
}
assertTrue(remoteBlob1.delete());
assertTrue(remoteBlob2.delete());
}

@Test
public void testListBlobsEmptySelectedFields() {
@Test(timeout = 5000)
public void testListBlobsEmptySelectedFields() throws InterruptedException {
String[] blobNames = {"test-list-blobs-empty-selected-fields-blob1",
"test-list-blobs-empty-selected-fields-blob2"};
BlobInfo blob1 = BlobInfo.builder(BUCKET, blobNames[0])
Expand All @@ -335,17 +344,25 @@ public void testListBlobsEmptySelectedFields() {
Page<Blob> page = storage.list(BUCKET,
Storage.BlobListOption.prefix("test-list-blobs-empty-selected-fields-blob"),
Storage.BlobListOption.fields());
int index = 0;
// Listing blobs is eventually consistent, we loop until the list is of the expected size. The
// test fails if timeout is reached.
while (Iterators.size(page.values().iterator()) != 2) {
Thread.sleep(500);
page = storage.list(BUCKET,
Storage.BlobListOption.prefix("test-list-blobs-empty-selected-fields-blob"),
Storage.BlobListOption.fields());
}
Set<String> blobSet = ImmutableSet.of(blobNames[0], blobNames[1]);
for (Blob remoteBlob : page.values()) {
assertEquals(BUCKET, remoteBlob.bucket());
assertEquals(blobNames[index++], remoteBlob.name());
assertTrue(blobSet.contains(remoteBlob.name()));
assertNull(remoteBlob.contentType());
}
assertTrue(remoteBlob1.delete());
assertTrue(remoteBlob2.delete());
}

@Test
@Test(timeout = 10000)
public void testListBlobsVersioned() throws ExecutionException, InterruptedException {
String bucketName = RemoteGcsHelper.generateBucketName();
Bucket bucket = storage.create(BucketInfo.builder(bucketName).versioningEnabled(true).build());
Expand All @@ -366,6 +383,14 @@ public void testListBlobsVersioned() throws ExecutionException, InterruptedExcep
Page<Blob> page = storage.list(bucketName,
Storage.BlobListOption.prefix("test-list-blobs-versioned-blob"),
Storage.BlobListOption.versions(true));
// Listing blobs is eventually consistent, we loop until the list is of the expected size. The
// test fails if timeout is reached.
while (Iterators.size(page.values().iterator()) != 3) {
Thread.sleep(500);
page = storage.list(bucketName,
Storage.BlobListOption.prefix("test-list-blobs-versioned-blob"),
Storage.BlobListOption.versions(true));
}
Set<String> blobSet = ImmutableSet.of(blobNames[0], blobNames[1]);
for (Blob remoteBlob : page.values()) {
assertEquals(bucketName, remoteBlob.bucket());
Expand Down