com.moz.fiji.schema.tools.TestFijiToolLauncher.java Source code

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Here is the source code for com.moz.fiji.schema.tools.TestFijiToolLauncher.java

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/**
 * (c) Copyright 2012 WibiData, Inc.
 *
 * See the NOTICE file distributed with this work for additional
 * information regarding copyright ownership.
 *
 * 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 com.moz.fiji.schema.tools;

import static org.junit.Assert.*;

import org.apache.hadoop.conf.Configuration;
import org.junit.Test;

public class TestFijiToolLauncher {
    /**
     * Tests that we can lookup a tool where we expect.
     */
    @Test
    public void testGetToolName() {
        FijiTool tool = new FijiToolLauncher().getToolForName("ls");
        assertNotNull("Got a null tool back, should have gotten a real one.", tool);
        assertEquals("Tool does not advertise it responds to 'ls'.", "ls", tool.getName());
        assertTrue("Didn't get the LsTool we expected!", tool instanceof LsTool);
    }

    @Test
    public void testGetMissingTool() {
        FijiTool tool = new FijiToolLauncher().getToolForName("this-tool/can't1`exist");
        assertNull(tool);
    }

    @Test
    public void testSetsOptionsParsedFlag() throws Exception {
        Configuration conf = new Configuration();

        assertFalse(conf.getBoolean("mapred.used.genericoptionsparser", false));
        assertFalse(conf.getBoolean("mapreduce.client.genericoptionsparser.used", false));

        FijiToolLauncher launcher = new FijiToolLauncher();
        launcher.setConf(conf);
        FijiTool tool = launcher.getToolForName("help");
        launcher.run(tool, new String[0]);

        // Make sure Hadoop 1.x and Hadoop 2.x flags are both enabled by the launcher.
        assertTrue(conf.getBoolean("mapred.used.genericoptionsparser", false));
        assertTrue(conf.getBoolean("mapreduce.client.genericoptionsparser.used", false));
    }
}