/*
 * #%L
 * ImageJ software for multidimensional image processing and analysis.
 * %%
 * Copyright (C) 2009 - 2016 Board of Regents of the University of
 * Wisconsin-Madison, Broad Institute of MIT and Harvard, and Max Planck
 * Institute of Molecular Cell Biology and Genetics.
 * %%
 * Redistribution and use in source and binary forms, with or without
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 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
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 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
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package net.imagej.legacy.plugin;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;

import java.io.IOException;
import java.util.concurrent.ExecutionException;

import javax.script.ScriptException;

import org.junit.Test;
import org.scijava.Context;
import org.scijava.script.ScriptModule;
import org.scijava.script.ScriptService;

/**
 * Tests {@link IJ1MacroLanguage}.
 * 
 * @author Curtis Rueden
 */
public class IJ1MacroLanguageTest {

	@Test
	public void testReturnValues() throws InterruptedException, ExecutionException,
		IOException, ScriptException
	{
		final Context context = new Context();
		final ScriptService scriptService = context.service(ScriptService.class);
		final String script = "return \"green eggs and ham\"";
		final ScriptModule m = scriptService.run("return.ijm", script, true).get();
		final Object returnValue = m.getReturnValue();
		assertSame(String.class, returnValue.getClass());
		assertEquals("green eggs and ham", returnValue);

		context.dispose();
	}

	@Test
	public void testParameters() throws InterruptedException, ExecutionException,
		IOException, ScriptException
	{
		final Context context = new Context();
		final ScriptService scriptService = context.service(ScriptService.class);

		final String script = "" + //
			"// @String name\n" + //
			"// @int age\n" + //
			"// @OUTPUT String greeting\n" + //
			"greeting = \"Hello, \" + name + \"! Happy birthday #\" + age;\n";
		final ScriptModule m = scriptService.run("greeting.ijm", script, true, //
			"name", "Oliver Twist", //
			"age", 9 //
		).get();

		final Object actual = m.getOutput("greeting");
		assertEquals("Hello, Oliver Twist! Happy birthday #9", actual);

		context.dispose();
	}
}

Add unit tests for the IJ1MacroLanguage