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// Copyright (C) 2016 The Android Open Source Project
//
// 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.gerrit.server.events;
import static com.google.common.truth.Truth.assertThat;
import com.google.common.base.Supplier;
import com.google.common.base.Suppliers;
import com.google.gerrit.entities.Account;
import com.google.gerrit.entities.BranchNameKey;
import com.google.gerrit.entities.Change;
import com.google.gerrit.entities.Project;
import com.google.gerrit.server.config.AllProjectsName;
import com.google.gerrit.server.config.AllUsersName;
import com.google.gerrit.server.data.AccountAttribute;
import com.google.gerrit.server.data.ChangeAttribute;
import com.google.gerrit.server.data.RefUpdateAttribute;
import com.google.gerrit.server.util.time.TimeUtil;
import com.google.gson.Gson;
import org.junit.Test;
public class EventDeserializerTest {
private final Gson gson = new EventGsonProvider().get();
@Test
public void refUpdatedEvent() {
RefUpdatedEvent orig = new RefUpdatedEvent();
RefUpdateAttribute refUpdatedAttribute = new RefUpdateAttribute();
refUpdatedAttribute.refName = "refs/heads/master";
orig.refUpdate = createSupplier(refUpdatedAttribute);
AccountAttribute accountAttribute = new AccountAttribute();
accountAttribute.email = "some.user@domain.com";
orig.submitter = createSupplier(accountAttribute);
RefUpdatedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertThat(e.refUpdate).isInstanceOf(Supplier.class);
assertThat(e.refUpdate.get().refName).isEqualTo(refUpdatedAttribute.refName);
assertThat(e.submitter).isInstanceOf(Supplier.class);
assertThat(e.submitter.get().email).isEqualTo(accountAttribute.email);
}
@Test
public void patchSetCreatedEvent() {
Change change = newChange();
PatchSetCreatedEvent orig = new PatchSetCreatedEvent(change);
orig.change = asChangeAttribute(change);
orig.uploader = newAccount("uploader");
PatchSetCreatedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
assertSameAccount(e.uploader, orig.uploader);
}
@Test
public void changeDeletedEvent() {
Change change = newChange();
ChangeDeletedEvent orig = new ChangeDeletedEvent(change);
orig.change = asChangeAttribute(change);
orig.deleter = newAccount("deleter");
ChangeDeletedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
assertSameAccount(e.deleter, orig.deleter);
}
@Test
public void hashtagsChangedEvent() {
Change change = newChange();
HashtagsChangedEvent orig = new HashtagsChangedEvent(change);
orig.change = asChangeAttribute(change);
orig.editor = newAccount("editor");
orig.added = new String[] {"added"};
orig.removed = new String[] {"removed"};
orig.hashtags = new String[] {"hashtags"};
HashtagsChangedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
assertSameAccount(e.editor, orig.editor);
assertThat(e.added).isEqualTo(orig.added);
assertThat(e.removed).isEqualTo(orig.removed);
assertThat(e.hashtags).isEqualTo(orig.hashtags);
}
@Test
public void changeAbandonedEvent() {
Change change = newChange();
ChangeAbandonedEvent orig = new ChangeAbandonedEvent(change);
orig.change = asChangeAttribute(change);
orig.abandoner = newAccount("abandoner");
orig.reason = "some reason";
ChangeAbandonedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
assertSameAccount(e.abandoner, orig.abandoner);
assertThat(e.reason).isEqualTo(orig.reason);
}
@Test
public void changeMergedEvent() {
Change change = newChange();
ChangeMergedEvent orig = new ChangeMergedEvent(change);
orig.change = asChangeAttribute(change);
ChangeMergedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void changeRestoredEvent() {
Change change = newChange();
ChangeRestoredEvent orig = new ChangeRestoredEvent(change);
orig.change = asChangeAttribute(change);
ChangeRestoredEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void commentAddedEvent() {
Change change = newChange();
CommentAddedEvent orig = new CommentAddedEvent(change);
orig.change = asChangeAttribute(change);
CommentAddedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void privateStateChangedEvent() {
Change change = newChange();
PrivateStateChangedEvent orig = new PrivateStateChangedEvent(change);
orig.change = asChangeAttribute(change);
PrivateStateChangedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void reviewerAddedEvent() {
Change change = newChange();
ReviewerAddedEvent orig = new ReviewerAddedEvent(change);
orig.change = asChangeAttribute(change);
ReviewerAddedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void reviewerDeletedEvent() {
Change change = newChange();
ReviewerDeletedEvent orig = new ReviewerDeletedEvent(change);
orig.change = asChangeAttribute(change);
ReviewerDeletedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void voteDeletedEvent() {
Change change = newChange();
VoteDeletedEvent orig = new VoteDeletedEvent(change);
orig.change = asChangeAttribute(change);
VoteDeletedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void workinProgressStateChangedEvent() {
Change change = newChange();
WorkInProgressStateChangedEvent orig = new WorkInProgressStateChangedEvent(change);
orig.change = asChangeAttribute(change);
WorkInProgressStateChangedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void topicChangedEvent() {
Change change = newChange();
TopicChangedEvent orig = new TopicChangedEvent(change);
orig.change = asChangeAttribute(change);
TopicChangedEvent e = roundTrip(orig);
assertThat(e).isNotNull();
assertSameChangeEvent(e, orig);
}
@Test
public void shouldSerializeAllProjectsToString() {
String allProjectsString = "foobar";
AllProjectsName allProjectsNameKey = new AllProjectsName(allProjectsString);
assertThat(gson.toJson(allProjectsNameKey))
.isEqualTo(String.format("\"%s\"", allProjectsString));
}
@Test
public void shouldSerializeAllUsersToString() {
String allUsersString = "foobar";
AllUsersName allUsersNameKey = new AllUsersName(allUsersString);
assertThat(gson.toJson(allUsersNameKey)).isEqualTo(String.format("\"%s\"", allUsersString));
}
@Test
public void shouldSerializeProjectNameKeyToString() {
String projectString = "foobar";
Project.NameKey projectNameKey = Project.nameKey(projectString);
assertThat(gson.toJson(projectNameKey)).isEqualTo(String.format("\"%s\"", projectString));
}
private <T> Supplier<T> createSupplier(T value) {
return Suppliers.memoize(() -> value);
}
private Change newChange() {
Change change =
new Change(
Change.key("Ideadbeefdeadbeefdeadbeefdeadbeefdeadbeef"),
Change.id(1000),
Account.id(1000),
BranchNameKey.create(Project.nameKey("myproject"), "mybranch"),
TimeUtil.now());
return change;
}
private Supplier<AccountAttribute> newAccount(String name) {
AccountAttribute account = new AccountAttribute();
account.name = name;
account.email = name + "@somewhere.com";
account.username = name;
return Suppliers.ofInstance(account);
}
private void assertSameChangeEvent(ChangeEvent current, ChangeEvent expected) {
assertThat(current.changeKey.get()).isEqualTo(expected.changeKey.get());
assertThat(current.refName).isEqualTo(expected.refName);
assertThat(current.project).isEqualTo(expected.project);
assertSameChange(current.change, expected.change);
}
private void assertSameChange(
Supplier<ChangeAttribute> currentSupplier, Supplier<ChangeAttribute> expectedSupplier) {
ChangeAttribute current = currentSupplier.get();
ChangeAttribute expected = expectedSupplier.get();
assertThat(current.project).isEqualTo(expected.project);
assertThat(current.branch).isEqualTo(expected.branch);
assertThat(current.topic).isEqualTo(expected.topic);
assertThat(current.id).isEqualTo(expected.id);
assertThat(current.number).isEqualTo(expected.number);
assertThat(current.subject).isEqualTo(expected.subject);
assertThat(current.commitMessage).isEqualTo(expected.commitMessage);
assertThat(current.url).isEqualTo(expected.url);
assertThat(current.status).isEqualTo(expected.status);
assertThat(current.createdOn).isEqualTo(expected.createdOn);
assertThat(current.wip).isEqualTo(expected.wip);
assertThat(current.isPrivate).isEqualTo(expected.isPrivate);
}
private void assertSameAccount(
Supplier<AccountAttribute> currentSupplier, Supplier<AccountAttribute> expectedSupplier) {
AccountAttribute current = currentSupplier.get();
AccountAttribute expected = expectedSupplier.get();
assertThat(current.name).isEqualTo(expected.name);
assertThat(current.email).isEqualTo(expected.email);
assertThat(current.username).isEqualTo(expected.username);
}
public Supplier<ChangeAttribute> asChangeAttribute(Change change) {
ChangeAttribute a = new ChangeAttribute();
a.project = change.getProject().get();
a.branch = change.getDest().shortName();
a.topic = change.getTopic();
a.id = change.getKey().get();
a.number = change.getId().get();
a.subject = change.getSubject();
a.commitMessage = "This is a test commit message";
a.url = "http://somewhere.com";
a.status = change.getStatus();
a.createdOn = change.getCreatedOn().getEpochSecond();
a.wip = change.isWorkInProgress() ? true : null;
a.isPrivate = change.isPrivate() ? true : null;
return Suppliers.ofInstance(a);
}
@SuppressWarnings("unchecked")
private <E extends Event> E roundTrip(E event) {
String json = gson.toJson(event);
return (E) gson.fromJson(json, event.getClass());
}
}