/*
* Copyright 2016 Red Hat, Inc. 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 org.uberfire.backend.server.plugins.engine;
import java.nio.file.Path;
import java.util.concurrent.ExecutorService;
import org.junit.After;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mock;
import org.mockito.Spy;
import org.mockito.runners.MockitoJUnitRunner;
import static org.junit.Assert.*;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.*;
@RunWith(MockitoJUnitRunner.class)
public class PluginWatcherTest extends AbstractPluginsTest {
@Spy
private PluginWatcher pluginWatcher;
@Mock
private PluginJarProcessor pluginJarProcessor;
@Mock
private ExecutorService executor;
@Mock
private Path plugin;
@Mock
private Path fileName;
@After
public void tearDown() {
pluginWatcher.stop();
}
@Test
public void startSubmitsWatcherThread() throws Exception {
pluginWatcher.start(pluginDir,
executor,
pluginJarProcessor);
verify(executor,
times(1)).submit(any(Runnable.class));
}
@Test
public void startDoesNotSubmitWatcherThreadIfPluginDirDoesNotExist() throws Exception {
pluginWatcher.start(pluginDir + "invalid",
executor,
pluginJarProcessor);
verify(executor,
never()).submit(any(Runnable.class));
}
@Test
public void startOnlyOnce() throws Exception {
pluginWatcher.start(pluginDir,
executor,
pluginJarProcessor);
pluginWatcher.start(pluginDir,
executor,
pluginJarProcessor);
verify(executor,
times(1)).submit(any(Runnable.class));
}
@Test
public void stopEndsWatcherThread() throws Exception {
pluginWatcher.start(pluginDir,
executor,
pluginJarProcessor);
assertTrue(pluginWatcher.active);
pluginWatcher.stop();
assertFalse(pluginWatcher.active);
verify(executor,
times(1)).shutdown();
}
@Test
public void loadPluginLogsError() throws Exception {
pluginWatcher.start(pluginDir,
executor,
pluginJarProcessor);
when(fileName.toString()).thenReturn("fileName.jar");
when(plugin.getFileName()).thenReturn(fileName);
Exception e = new RuntimeException();
doThrow(e).when(pluginJarProcessor).loadPlugins(any(Path.class),
any(Boolean.class));
pluginWatcher.loadPlugins(plugin);
verify(pluginWatcher,
times(1)).logPluginsWatcherError("Failed to process new plugin fileName.jar",
e,
false);
pluginWatcher.stop();
pluginWatcher.loadPlugins(plugin);
verify(pluginWatcher,
times(1)).logPluginsWatcherError("Failed to process new plugin fileName.jar",
e,
true);
}
@Test
public void reloadPluginsLogsError() throws Exception {
pluginWatcher.start(pluginDir,
executor,
pluginJarProcessor);
when(fileName.toString()).thenReturn("fileName.js");
when(plugin.getFileName()).thenReturn(fileName);
Exception e = new RuntimeException();
doThrow(e).when(pluginJarProcessor).reload();
pluginWatcher.reloadPlugins(plugin);
verify(pluginWatcher,
times(1)).logPluginsWatcherError("Failed to delete plugin fileName.js",
e,
false);
pluginWatcher.stop();
pluginWatcher.reloadPlugins(plugin);
verify(pluginWatcher,
times(1)).logPluginsWatcherError("Failed to delete plugin fileName.js",
e,
true);
}
}