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Hexagonal pattern: Use Guice dependency injection

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This commit is contained in:
Ilkka Seppälä
2016-09-06 22:39:39 +03:00
parent 348e577e8e
commit 1b10ddbb73
7 changed files with 152 additions and 25 deletions
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52
hexagonal/src/test/java/com/iluwatar/hexagonal/LotteryTestingModule.java Normal file
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@@ -0,0 +1,52 @@
/**
* The MIT License
* Copyright (c) 2014 Ilkka Seppälä
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package com.iluwatar.hexagonal;
import com.google.inject.AbstractModule;
import com.iluwatar.hexagonal.administration.LotteryAdministration;
import com.iluwatar.hexagonal.administration.LotteryAdministrationImpl;
import com.iluwatar.hexagonal.banking.WireTransfers;
import com.iluwatar.hexagonal.banking.WireTransfersImpl;
import com.iluwatar.hexagonal.database.LotteryTicketInMemoryRepository;
import com.iluwatar.hexagonal.database.LotteryTicketRepository;
import com.iluwatar.hexagonal.domain.LotterySystem;
import com.iluwatar.hexagonal.domain.LotterySystemImpl;
import com.iluwatar.hexagonal.notifications.LotteryNotifications;
import com.iluwatar.hexagonal.notifications.LotteryNotificationsImpl;
import com.iluwatar.hexagonal.service.LotteryService;
import com.iluwatar.hexagonal.service.LotteryServiceImpl;
/**
* Guice module for testing dependencies
*/
public class LotteryTestingModule extends AbstractModule {
@Override
protected void configure() {
bind(LotteryTicketRepository.class).to(LotteryTicketInMemoryRepository.class);
bind(LotterySystem.class).to(LotterySystemImpl.class);
bind(LotteryNotifications.class).to(LotteryNotificationsImpl.class);
bind(WireTransfers.class).to(WireTransfersImpl.class);
bind(LotteryAdministration.class).to(LotteryAdministrationImpl.class);
bind(LotteryService.class).to(LotteryServiceImpl.class);
}
}

21
hexagonal/src/test/java/com/iluwatar/hexagonal/domain/LotteryTest.java
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@@ -30,6 +30,11 @@ import java.util.HashSet;
import java.util.Map;
import java.util.Optional;
import com.google.inject.Guice;
import com.google.inject.Inject;
import com.google.inject.Injector;
import com.iluwatar.hexagonal.LotteryModule;
import com.iluwatar.hexagonal.LotteryTestingModule;
import com.iluwatar.hexagonal.domain.*;
import org.junit.Before;
import org.junit.Test;
@@ -48,11 +53,19 @@ import com.iluwatar.hexagonal.test.LotteryTestUtils;
*/
public class LotteryTest {
private final LotterySystem lotterySystem = new LotterySystemImpl();
private final WireTransfers wireTransfers = new WireTransfersImpl();
private Injector injector;
@Inject
private LotterySystem lotterySystem;
@Inject
private WireTransfers wireTransfers;
public LotteryTest() {
this.injector = Guice.createInjector(new LotteryTestingModule());
}
@Before
public void clear() {
public void setup() {
injector.injectMembers(this);
// add funds to the test player's bank account
wireTransfers.setFunds("123-12312", 100);
}