google-nomulus/javatests/google/registry/model/ofy/OfyCommitLogTest.java
mcilwain cd314bdc75 Replace many Work and VoidWork usages with lambdas
-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=176153460
2017-11-21 18:45:12 -05:00

376 lines
16 KiB
Java

// Copyright 2017 The Nomulus Authors. All Rights Reserved.
//
// 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 google.registry.model.ofy;
import static com.google.appengine.api.datastore.EntityTranslator.convertToPb;
import static com.google.common.truth.Truth.assertThat;
import static com.googlecode.objectify.ObjectifyService.register;
import static google.registry.model.common.EntityGroupRoot.getCrossTldKey;
import static google.registry.model.ofy.CommitLogBucket.getBucketKey;
import static google.registry.model.ofy.ObjectifyService.ofy;
import com.google.common.collect.ImmutableSet;
import com.googlecode.objectify.Key;
import com.googlecode.objectify.annotation.Entity;
import com.googlecode.objectify.annotation.Id;
import com.googlecode.objectify.annotation.Parent;
import google.registry.model.BackupGroupRoot;
import google.registry.model.ImmutableObject;
import google.registry.model.common.EntityGroupRoot;
import google.registry.testing.AppEngineRule;
import google.registry.testing.ExceptionRule;
import google.registry.testing.FakeClock;
import google.registry.testing.InjectRule;
import google.registry.testing.TestObject.TestVirtualObject;
import org.joda.time.DateTime;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Unit tests ensuring {@link Ofy} saves transactions to {@link CommitLogManifest}. */
@RunWith(JUnit4.class)
public class OfyCommitLogTest {
@Rule
public final AppEngineRule appEngine = AppEngineRule.builder()
.withDatastore()
.build();
@Rule
public final ExceptionRule thrown = new ExceptionRule();
@Rule
public final InjectRule inject = new InjectRule();
private final FakeClock clock = new FakeClock(DateTime.parse("2000-01-01TZ"));
@Before
public void before() throws Exception {
register(Root.class);
register(Child.class);
inject.setStaticField(Ofy.class, "clock", clock);
}
@Test
public void testTransact_doesNothing_noCommitLogIsSaved() throws Exception {
ofy().transact(() -> {});
assertThat(ofy().load().type(CommitLogManifest.class)).isEmpty();
}
@Test
public void testTransact_savesDataAndCommitLog() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())).now());
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now().value)
.isEqualTo("value");
assertThat(ofy().load().type(CommitLogManifest.class)).hasSize(1);
assertThat(ofy().load().type(CommitLogMutation.class)).hasSize(1);
}
@Test
public void testTransact_saveWithoutBackup_noCommitLogIsSaved() throws Exception {
ofy().transact(() -> ofy().saveWithoutBackup().entity(Root.create(1, getCrossTldKey())).now());
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now().value)
.isEqualTo("value");
assertThat(ofy().load().type(CommitLogManifest.class)).isEmpty();
assertThat(ofy().load().type(CommitLogMutation.class)).isEmpty();
}
@Test
public void testTransact_deleteWithoutBackup_noCommitLogIsSaved() throws Exception {
ofy().transact(() -> ofy().saveWithoutBackup().entity(Root.create(1, getCrossTldKey())).now());
ofy().transact(() -> ofy().deleteWithoutBackup().key(Key.create(Root.class, 1)));
assertThat(ofy().load().key(Key.create(Root.class, 1)).now()).isNull();
assertThat(ofy().load().type(CommitLogManifest.class)).isEmpty();
assertThat(ofy().load().type(CommitLogMutation.class)).isEmpty();
}
@Test
public void testTransact_savesEntity_itsProtobufFormIsStoredInCommitLog() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())).now());
final byte[] entityProtoBytes =
ofy().load().type(CommitLogMutation.class).first().now().entityProtoBytes;
// This transaction is needed so that save().toEntity() can access ofy().getTransactionTime()
// when it attempts to set the update timestamp.
ofy()
.transact(
() ->
assertThat(entityProtoBytes)
.isEqualTo(
convertToPb(ofy().save().toEntity(Root.create(1, getCrossTldKey())))
.toByteArray()));
}
@Test
public void testTransact_savesEntity_mutationIsChildOfManifest() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())).now());
assertThat(
ofy()
.load()
.type(CommitLogMutation.class)
.ancestor(ofy().load().type(CommitLogManifest.class).first().now()))
.hasSize(1);
}
@Test
public void testTransactNew_savesDataAndCommitLog() throws Exception {
ofy().transactNew(() -> ofy().save().entity(Root.create(1, getCrossTldKey())).now());
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now().value)
.isEqualTo("value");
assertThat(ofy().load().type(CommitLogManifest.class)).hasSize(1);
assertThat(ofy().load().type(CommitLogMutation.class)).hasSize(1);
}
@Test
public void testTransact_multipleSaves_logsMultipleMutations() throws Exception {
ofy()
.transact(
() -> {
ofy().save().entity(Root.create(1, getCrossTldKey())).now();
ofy().save().entity(Root.create(2, getCrossTldKey())).now();
});
assertThat(ofy().load().type(CommitLogManifest.class)).hasSize(1);
assertThat(ofy().load().type(CommitLogMutation.class)).hasSize(2);
}
@Test
public void testTransact_deletion_deletesAndLogsWithoutMutation() throws Exception {
ofy().transact(() -> ofy().saveWithoutBackup().entity(Root.create(1, getCrossTldKey())).now());
clock.advanceOneMilli();
final Key<Root> otherTldKey = Key.create(getCrossTldKey(), Root.class, 1);
ofy().transact(() -> ofy().delete().key(otherTldKey));
assertThat(ofy().load().key(otherTldKey).now()).isNull();
assertThat(ofy().load().type(CommitLogManifest.class)).hasSize(1);
assertThat(ofy().load().type(CommitLogMutation.class)).isEmpty();
assertThat(ofy().load().type(CommitLogManifest.class).first().now().getDeletions())
.containsExactly(otherTldKey);
}
@Test
public void testTransactNew_deleteNotBackedUpKind_throws() throws Exception {
final CommitLogManifest backupsArentAllowedOnMe =
CommitLogManifest.create(getBucketKey(1), clock.nowUtc(), ImmutableSet.<Key<?>>of());
thrown.expect(IllegalArgumentException.class, "Can't save/delete a @NotBackedUp");
ofy().transactNew(() -> ofy().delete().entity(backupsArentAllowedOnMe));
}
@Test
public void testTransactNew_saveNotBackedUpKind_throws() throws Exception {
final CommitLogManifest backupsArentAllowedOnMe =
CommitLogManifest.create(getBucketKey(1), clock.nowUtc(), ImmutableSet.<Key<?>>of());
thrown.expect(IllegalArgumentException.class, "Can't save/delete a @NotBackedUp");
ofy().transactNew(() -> ofy().save().entity(backupsArentAllowedOnMe));
}
@Test
public void testTransactNew_deleteVirtualEntityKey_throws() throws Exception {
final Key<TestVirtualObject> virtualEntityKey = TestVirtualObject.createKey("virtual");
thrown.expect(IllegalArgumentException.class, "Can't save/delete a @VirtualEntity");
ofy().transactNew(() -> ofy().delete().key(virtualEntityKey));
}
@Test
public void testTransactNew_saveVirtualEntity_throws() throws Exception {
final TestVirtualObject virtualEntity = TestVirtualObject.create("virtual");
thrown.expect(IllegalArgumentException.class, "Can't save/delete a @VirtualEntity");
ofy().transactNew(() -> ofy().save().entity(virtualEntity));
}
@Test
public void test_deleteWithoutBackup_withVirtualEntityKey_throws() throws Exception {
final Key<TestVirtualObject> virtualEntityKey = TestVirtualObject.createKey("virtual");
thrown.expect(IllegalArgumentException.class, "Can't save/delete a @VirtualEntity");
ofy().deleteWithoutBackup().key(virtualEntityKey);
}
@Test
public void test_saveWithoutBackup_withVirtualEntity_throws() throws Exception {
final TestVirtualObject virtualEntity = TestVirtualObject.create("virtual");
thrown.expect(IllegalArgumentException.class, "Can't save/delete a @VirtualEntity");
ofy().saveWithoutBackup().entity(virtualEntity);
}
@Test
public void testTransact_twoSavesOnSameKey_throws() throws Exception {
thrown.expect(IllegalArgumentException.class, "Multiple entries with same key");
ofy()
.transact(
() -> {
ofy().save().entity(Root.create(1, getCrossTldKey()));
ofy().save().entity(Root.create(1, getCrossTldKey()));
});
}
@Test
public void testTransact_saveAndDeleteSameKey_throws() throws Exception {
thrown.expect(IllegalArgumentException.class, "Multiple entries with same key");
ofy()
.transact(
() -> {
ofy().save().entity(Root.create(1, getCrossTldKey()));
ofy().delete().entity(Root.create(1, getCrossTldKey()));
});
}
@Test
public void testSavingRootAndChild_updatesTimestampOnBackupGroupRoot() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
clock.advanceOneMilli();
ofy()
.transact(
() -> {
ofy().save().entity(Root.create(1, getCrossTldKey()));
ofy().save().entity(new Child());
});
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
}
@Test
public void testSavingOnlyChild_updatesTimestampOnBackupGroupRoot() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
clock.advanceOneMilli();
ofy().transact(() -> ofy().save().entity(new Child()));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
}
@Test
public void testDeletingChild_updatesTimestampOnBackupGroupRoot() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
clock.advanceOneMilli();
// The fact that the child was never persisted is irrelevant.
ofy().transact(() -> ofy().delete().entity(new Child()));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
}
@Test
public void testReadingRoot_doesntUpdateTimestamp() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
clock.advanceOneMilli();
ofy()
.transact(
() -> {
// Don't remove this line, as without saving *something* the commit log code will
// never be invoked and the test will trivially pass.
ofy().save().entity(Root.create(2, getCrossTldKey()));
ofy().load().entity(Root.create(1, getCrossTldKey()));
});
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc().minusMillis(1));
}
@Test
public void testReadingChild_doesntUpdateTimestampOnBackupGroupRoot() throws Exception {
ofy().transact(() -> ofy().save().entity(Root.create(1, getCrossTldKey())));
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
clock.advanceOneMilli();
ofy()
.transact(
() -> {
// Don't remove this line, as without saving *something* the commit log code will
// never be invoked and the test will trivially pass
ofy().save().entity(Root.create(2, getCrossTldKey()));
ofy().load().entity(new Child()); // All Child objects are under Root(1).
});
ofy().clearSessionCache();
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc().minusMillis(1));
}
@Test
public void testSavingAcrossBackupGroupRoots_updatesCorrectTimestamps() throws Exception {
// Create three roots.
ofy()
.transact(
() -> {
ofy().save().entity(Root.create(1, getCrossTldKey()));
ofy().save().entity(Root.create(2, getCrossTldKey()));
ofy().save().entity(Root.create(3, getCrossTldKey()));
});
ofy().clearSessionCache();
for (int i = 1; i <= 3; i++) {
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, i)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
}
clock.advanceOneMilli();
// Mutate one root, and a child of a second, ignoring the third.
ofy()
.transact(
() -> {
ofy().save().entity(new Child()); // All Child objects are under Root(1).
ofy().save().entity(Root.create(2, getCrossTldKey()));
});
ofy().clearSessionCache();
// Child was touched.
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 1)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
// Directly touched.
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 2)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc());
// Wasn't touched.
assertThat(ofy().load().key(Key.create(getCrossTldKey(), Root.class, 3)).now()
.getUpdateAutoTimestamp().getTimestamp()).isEqualTo(clock.nowUtc().minusMillis(1));
}
@Entity
static class Root extends BackupGroupRoot {
@Parent
Key<EntityGroupRoot> parent;
@Id
long id;
String value;
static Root create(long id, Key<EntityGroupRoot> parent) {
Root result = new Root();
result.parent = parent;
result.id = id;
result.value = "value";
return result;
}
}
@Entity
static class Child extends ImmutableObject {
@Parent
Key<Root> parent = Key.create(Root.create(1, getCrossTldKey()));
@Id
long id = 1;
}
}