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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.

 *

 * 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

 * 2 along with this work; if not, write to the Free Software Foundation,

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package org.graalvm.compiler.graph.test.graphio;

import java.io.File;

import java.lang.reflect.Method;

import static org.junit.Assert.assertTrue;

import org.junit.Assume;

import org.junit.Test;

public class GraphSnippetTest {

    @Test

    public void dumpTheFile() throws Exception {

        Class<?> snippets = null;

        try {

            snippets = Class.forName("org.graalvm.graphio.GraphSnippets");

        } catch (ClassNotFoundException notFound) {

            Assume.assumeNoException("The snippets class has to be around", notFound);

        }

        Method dump = null;

        try {

            dump = snippets.getDeclaredMethod("dump", File.class);

            dump.setAccessible(true);

        } catch (RuntimeException ex) {

            Assume.assumeTrue("Only run the test, if the method is accessible", dump != null && dump.isAccessible());

        }

        File diamond = File.createTempFile("diamond", ".bgv");

        dump.invoke(null, diamond);

        assertTrue("File .bgv created: " + diamond, diamond.length() > 50);

    }

}