name.martingeisse.phunky.equivalence.SingleSourceFileEquivalenceTests.java Source code

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Here is the source code for name.martingeisse.phunky.equivalence.SingleSourceFileEquivalenceTests.java

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/**
 * Copyright (c) 2010 Martin Geisse
 *
 * This file is distributed under the terms of the MIT license.
 */

package name.martingeisse.phunky.equivalence;

import java.io.File;
import java.io.StringWriter;
import name.martingeisse.phunky.runtime.PhpRuntime;
import org.apache.commons.io.IOUtils;
import org.junit.Assert;
import org.junit.Test;

/**
 * PHP equivalence tests using a single source file
 * from the single-source-file-equivalence folder.
 * This test case actually scans that folder and
 * executes all those tests.
 */
public final class SingleSourceFileEquivalenceTests {

    /**
     * @throws Exception ...
     */
    @Test
    public void runTests() throws Exception {
        runTests(new File("tests/single-source-file-equivalence"));
    }

    /**
     * 
     */
    private void runTests(File file) throws Exception {
        if (file.isDirectory()) {
            for (File sub : file.listFiles()) {
                runTests(sub);
            }
        } else if (file.isFile() && file.getName().endsWith(".php")) {
            runTest(file);
        }
    }

    /**
     * @param file
     */
    private void runTest(File file) throws Exception {

        // run with Phunky
        String phunkyOutput;
        {
            StringWriter phunkyStringWriter = new StringWriter();
            PhpRuntime runtime = new PhpRuntime(true);
            runtime.setOutputWriter(phunkyStringWriter);
            runtime.getInterpreter().execute(file);
            phunkyOutput = phunkyStringWriter.toString();
        }

        // run with PHP
        String phpOutput;
        {
            Process process = Runtime.getRuntime().exec("php " + file.getPath());
            phpOutput = IOUtils.toString(process.getInputStream(), "iso-8859-1");
        }

        // compare them
        Assert.assertEquals(phpOutput, phunkyOutput);

    }

}