| /******************************************************************************* |
| * Copyright (c) 2020 Christian Pontesegger and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Christian Pontesegger - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.skills; |
| |
| import static org.junit.jupiter.api.Assertions.assertNotNull; |
| import static org.mockito.Matchers.any; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.times; |
| import static org.mockito.Mockito.verify; |
| |
| import org.junit.jupiter.api.DisplayName; |
| import org.junit.jupiter.api.Test; |
| import org.osgi.service.event.EventHandler; |
| |
| public class BrokerToolsTest { |
| |
| private static final String TEST_TOPIC = "org/eclipse/skills/test"; |
| |
| @Test |
| @DisplayName("Get broker returns broker service") |
| public void getBrokerReturnsService() { |
| assertNotNull(BrokerTools.getBroker()); |
| } |
| |
| @Test |
| @DisplayName("Subscribe to a channel") |
| public void subscribeToChannel() { |
| final EventHandler handler = mock(EventHandler.class); |
| BrokerTools.subscribe(TEST_TOPIC, handler); |
| |
| verify(handler, times(0)).handleEvent(any()); |
| |
| BrokerTools.send(TEST_TOPIC, new Object()); |
| verify(handler, times(1)).handleEvent(any()); |
| } |
| |
| @Test |
| @DisplayName("Unsubscribe a handler") |
| public void unsubscribeFromBroker() { |
| final EventHandler handler = mock(EventHandler.class); |
| BrokerTools.subscribe(TEST_TOPIC, handler); |
| |
| BrokerTools.unsubscribe(handler); |
| |
| BrokerTools.send(TEST_TOPIC, new Object()); |
| verify(handler, times(0)).handleEvent(any()); |
| } |
| } |