test/src/jdk/nashorn/api/scripting/MultipleEngineTest.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
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package jdk.nashorn.api.scripting;

import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import javax.script.ScriptException;
import org.testng.annotations.Test;

/**
 * Test that we can create multiple, independent script engines and use those
 * independently.
 *
 * @test
 * @run testng jdk.nashorn.api.scripting.MultipleEngineTest
 */
@SuppressWarnings("javadoc")
public class MultipleEngineTest {
    @Test
    public void createAndUseManyEngine() throws ScriptException {
        final ScriptEngineManager m = new ScriptEngineManager();

        final ScriptEngine e1 = m.getEngineByName("nashorn");
        e1.eval("var  x = 33; print(x);");

        final ScriptEngine e2 = m.getEngineByName("nashorn");
        e2.eval("try { print(x) } catch(e) { print(e); }");
    }
}