org.jodconverter.process.ProcessManagerTest.java Source code

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Here is the source code for org.jodconverter.process.ProcessManagerTest.java

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/*
 * Copyright 2004 - 2012 Mirko Nasato and contributors
 *           2016 - 2018 Simon Braconnier and contributors
 *
 * This file is part of JODConverter - Java OpenDocument Converter.
 *
 * 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.jodconverter.process;

import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.Assume.assumeTrue;

import org.apache.commons.lang.SystemUtils;
import org.apache.commons.lang3.reflect.FieldUtils;
import org.junit.Test;

import org.jodconverter.office.LocalOfficeManager;
import org.jodconverter.office.LocalOfficeUtils;

public class ProcessManagerTest {

    /**
     * Tests the UnixProcessManager class.
     *
     * @throws Exception if an error occurs.
     */
    @Test
    public void unixProcessManager() throws Exception {
        assumeTrue(SystemUtils.IS_OS_UNIX && !SystemUtils.IS_OS_MAC);

        final ProcessManager processManager = UnixProcessManager.getDefault();
        final Process process = Runtime.getRuntime().exec("sleep 5s");
        final ProcessQuery query = new ProcessQuery("sleep", "5s");

        final long pid = processManager.findPid(query);
        assertThat(pid).isNotEqualTo(ProcessManager.PID_NOT_FOUND);
        final Number javaPid = (Number) FieldUtils.readDeclaredField(process, "pid", true);
        assertThat(pid).isEqualTo(javaPid.longValue());

        processManager.kill(process, pid);
        assertThat(processManager.findPid(query)).isEqualTo(ProcessManager.PID_NOT_FOUND);
    }

    /**
     * Tests the MacProcessManager class.
     *
     * @throws Exception if an error occurs.
     */
    @Test
    public void macProcessManager() throws Exception {
        assumeTrue(SystemUtils.IS_OS_MAC);

        final ProcessManager processManager = MacProcessManager.getDefault();
        final Process process = Runtime.getRuntime().exec("sleep 5s");
        final ProcessQuery query = new ProcessQuery("sleep", "5s");

        final long pid = processManager.findPid(query);
        assertThat(pid).isNotEqualTo(ProcessManager.PID_NOT_FOUND);
        final Number javaPid = (Number) FieldUtils.readDeclaredField(process, "pid", true);

        assertThat(pid).isEqualTo(javaPid.longValue());

        processManager.kill(process, pid);
        assertThat(processManager.findPid(query)).isEqualTo(ProcessManager.PID_NOT_FOUND);
    }

    /**
     * Tests the WindowsProcessManager class.
     *
     * @throws Exception if an error occurs.
     */
    @Test
    public void windowsProcessManager() throws Exception {
        assumeTrue(SystemUtils.IS_OS_WINDOWS);

        final ProcessManager processManager = WindowsProcessManager.getDefault();
        final Process process = Runtime.getRuntime().exec("ping 127.0.0.1 -n 5");
        final ProcessQuery query = new ProcessQuery("ping", "127.0.0.1 -n 5");

        final long pid = processManager.findPid(query);
        assertThat(pid).isNotEqualTo(ProcessManager.PID_NOT_FOUND);
        // Won't work on Windows, skip this assertion
        //Number javaPid = (Number) FieldUtils.readDeclaredField(process, "pid", true);
        //assertThat(pid).isEqualTo(javaPid.longValue());

        processManager.kill(process, pid);
        assertThat(processManager.findPid(query)).isEqualTo(ProcessManager.PID_NOT_FOUND);
    }

    /**
     * Tests the PureJavaProcessManager class.
     *
     * @throws Exception if an error occurs.
     */
    @Test
    public void pureJavaProcessManager() throws Exception {

        final ProcessManager defaultManager = LocalOfficeUtils.findBestProcessManager();
        final ProcessManager processManager = PureJavaProcessManager.getDefault();
        final Process process = Runtime.getRuntime().exec("ping 127.0.0.1 -n 5");
        final ProcessQuery query = new ProcessQuery("ping", "127.0.0.1 -n 5");

        final long pid = processManager.findPid(query);
        assertThat(pid).isEqualTo(ProcessManager.PID_UNKNOWN);

        processManager.kill(process, pid);
        assertThat(defaultManager.findPid(query)).isEqualTo(ProcessManager.PID_NOT_FOUND);
    }

    /**
     * Tests that using an custom process manager that does not appear in the classpath will fail with
     * an IllegalArgumentException.
     */
    @Test(expected = IllegalArgumentException.class)
    public void customProcessManagerNotFound() {

        LocalOfficeManager.builder().processManager("org.foo.fallback.ProcessManager").build();
    }
}