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/*
* Copyright (c) 2017 Cisco and/or its affiliates.
*
* 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 io.fd.honeycomb.impl;
import static org.mockito.Mockito.doThrow;
import static org.mockito.Mockito.mock;
import org.junit.Before;
import org.junit.Test;
import org.mockito.InOrder;
import org.mockito.Mockito;
public class ShutdownHandlerImplTest {
private ShutdownHandlerImpl shutdownHandler;
@Before
public void setUp() {
shutdownHandler = new ShutdownHandlerImpl();
}
@Test
public void testShutdownOrder() throws Exception {
AutoCloseable component0 = mock(AutoCloseable.class);
AutoCloseable component1 = mock(AutoCloseable.class);
AutoCloseable component2 = mock(AutoCloseable.class);
InOrder inOrder = Mockito.inOrder(component0, component1, component2);
shutdownHandler.register("component0", component0);
shutdownHandler.register("component1", component1);
shutdownHandler.register("component2", component2);
shutdownHandler.performShutdown();
// check the order was reversed
inOrder.verify(component2).close();
inOrder.verify(component1).close();
inOrder.verify(component0).close();
}
@Test
public void testShutdownFail() throws Exception {
AutoCloseable component0 = mock(AutoCloseable.class);
AutoCloseable component1 = mock(AutoCloseable.class);
doThrow(new IllegalStateException()).when(component1).close();
AutoCloseable component2 = mock(AutoCloseable.class);
InOrder inOrder = Mockito.inOrder(component0, component1, component2);
shutdownHandler.register("component0", component0);
shutdownHandler.register("component1", component1);
shutdownHandler.register("component2", component2);
shutdownHandler.performShutdown();
// shoutdown failed for component1, but other components should be closed
inOrder.verify(component2).close();
inOrder.verify(component0).close();
inOrder.verifyNoMoreInteractions();
}
}
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