mv com/google/domain/registry google/registry

This change renames directories in preparation for the great package
rename. The repository is now in a broken state because the code
itself hasn't been updated. However this should ensure that git
correctly preserves history for each file.

javatests/google/registry/backup/DeleteOldCommitLogsActionTest.java

@@ -0,0 +1,177 @@
+// Copyright 2016 The Domain Registry 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 com.google.domain.registry.backup;
+
+import static com.google.common.truth.Truth.assertThat;
+import static org.joda.time.Duration.millis;
+
+import com.google.domain.registry.config.TestRegistryConfig;
+import com.google.domain.registry.model.ofy.CommitLogManifest;
+import com.google.domain.registry.model.ofy.CommitLogMutation;
+import com.google.domain.registry.model.ofy.Ofy;
+import com.google.domain.registry.model.registrar.Registrar;
+import com.google.domain.registry.testing.AppEngineRule;
+import com.google.domain.registry.testing.ExceptionRule;
+import com.google.domain.registry.testing.FakeClock;
+import com.google.domain.registry.testing.RegistryConfigRule;
+
+import com.googlecode.objectify.VoidWork;
+
+import org.joda.time.DateTime;
+import org.joda.time.Duration;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
+/** Unit tests for {@link DeleteOldCommitLogsAction}. */
+@RunWith(JUnit4.class)
+public class DeleteOldCommitLogsActionTest {
+
+  @Rule
+  public final AppEngineRule appEngine = AppEngineRule.builder()
+      .withDatastore()
+      .build();
+
+  @Rule
+  public final RegistryConfigRule configRule = new RegistryConfigRule();
+
+  @Rule
+  public final ExceptionRule thrown = new ExceptionRule();
+
+  private final FakeClock clock = new FakeClock(DateTime.parse("2000-01-01TZ"));
+  private final Ofy ofy = new Ofy(clock);
+  private final DeleteOldCommitLogsAction task = new DeleteOldCommitLogsAction();
+
+  @Before
+  public void before() throws Exception {
+    task.bucketNum = 1;
+    task.clock = clock;
+    task.maxAge = Duration.millis(2);
+    task.maxDeletes = 4;
+    task.ofy = ofy;
+  }
+
+  @Test
+  public void testRun_noCommitLogs_doesNothing() throws Exception {
+    assertManifestAndMutationCounts(0, 0);
+    task.run();
+    assertManifestAndMutationCounts(0, 0);
+  }
+
+  @Test
+  public void testRun_commitLogNewerThanThreshold_doesntGetDeleted() throws Exception {
+    createCommitLog();
+    clock.advanceOneMilli();
+    assertManifestAndMutationCounts(1, 2);
+    task.run();
+    assertManifestAndMutationCounts(1, 2);
+  }
+
+  @Test
+  public void testRun_commitLogEqualToThreshold_doesntGetDeleted() throws Exception {
+    createCommitLog();
+    clock.advanceBy(millis(2));
+    task.run();
+    assertManifestAndMutationCounts(1, 2);
+  }
+
+  @Test
+  public void testRun_commitLogOlderThanThreshold_getsDeleted() throws Exception {
+    createCommitLog();
+    clock.advanceBy(millis(3));
+    task.run();
+    assertManifestAndMutationCounts(0, 0);
+  }
+
+  @Test
+  public void testRun_oneOlderThanThresholdAndOneNewer_onlyOldOneIsDeleted() throws Exception {
+    createCommitLog();
+    clock.advanceBy(millis(3));
+    createCommitLog();
+    assertManifestAndMutationCounts(2, 4);
+    task.run();
+    assertManifestAndMutationCounts(1, 2);
+  }
+
+  @Test
+  public void testRun_twoOlderThanThreshold_bothGetDeletedInSameTransaction() throws Exception {
+    task.maxDeletes = 2;
+    createCommitLog();
+    clock.advanceOneMilli();
+    createCommitLog();
+    clock.advanceBy(millis(3));
+    assertManifestAndMutationCounts(2, 4);
+    task.run();
+    assertManifestAndMutationCounts(0, 0);
+  }
+
+  @Test
+  public void testRun_twoOlderThanThreshold_bothGetDeletedInTwoTransactions() throws Exception {
+    task.maxDeletes = 1;
+    createCommitLog();
+    clock.advanceOneMilli();
+    createCommitLog();
+    clock.advanceBy(millis(3));
+    createCommitLog();
+    assertManifestAndMutationCounts(3, 6);
+    task.run();
+    assertManifestAndMutationCounts(2, 4);
+    task.run();
+    assertManifestAndMutationCounts(1, 2);
+  }
+
+  @Test
+  public void testRun_commitLogOlderButInADifferentBucket_doesntGetDeleted() throws Exception {
+    createCommitLog();
+    clock.advanceBy(millis(31337));
+    configRule.override(new TestRegistryConfig() {
+      @Override public int getCommitLogBucketCount() { return 2; }
+    });
+    task.bucketNum = 2;
+    task.run();
+    assertManifestAndMutationCounts(1, 2);
+  }
+
+  @Test
+  public void testRun_lessThanATenthOfOldData_doesntGetDeleted() throws Exception {
+    task.maxDeletes = 20;
+    createCommitLog();
+    clock.advanceBy(millis(2));
+    task.run();
+    assertManifestAndMutationCounts(1, 2);
+  }
+
+  private void assertManifestAndMutationCounts(int manifestCount, int mutationCount) {
+    assertThat(ofy.load().type(CommitLogManifest.class).count()).isEqualTo(manifestCount);
+    assertThat(ofy.load().type(CommitLogMutation.class).count()).isEqualTo(mutationCount);
+  }
+
+  private void createCommitLog() {
+    ofy.transact(new VoidWork() {
+      @Override
+      public void vrun() {
+        ofy.save().entity(
+            Registrar.loadByClientId("NewRegistrar").asBuilder()
+                .setEmailAddress("pumpkin@cat.test")
+                .build());
+        ofy.save().entity(
+            Registrar.loadByClientId("TheRegistrar").asBuilder()
+                .setReferralUrl("http://justine.test")
+                .build());
+      }});
+  }
+}