poi/poi-integration/src/test/java/org/apache/poi/stress/HPSFFileHandler.java

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   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
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       http://www.apache.org/licenses/LICENSE-2.0

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   distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.poi.stress;

import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.fail;
import static org.junit.jupiter.api.Assumptions.assumeFalse;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.nio.charset.StandardCharsets;
import java.util.Set;

import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
import org.apache.poi.examples.hpsf.CopyCompare;
import org.apache.poi.hpsf.DocumentSummaryInformation;
import org.apache.poi.hpsf.HPSFPropertiesOnlyDocument;
import org.apache.poi.hpsf.PropertySet;
import org.apache.poi.hpsf.SummaryInformation;
import org.apache.poi.poifs.filesystem.DirectoryNode;
import org.apache.poi.poifs.filesystem.DocumentInputStream;
import org.apache.poi.poifs.filesystem.POIFSFileSystem;
import org.apache.poi.util.TempFile;
import org.junit.jupiter.api.Test;

class HPSFFileHandler extends POIFSFileHandler {
    private static final String NL = System.getProperty("line.separator");

    private static final ThreadLocal<File> copyOutput = ThreadLocal.withInitial(HPSFFileHandler::getTempFile);

    static final Set<String> EXCLUDES_HANDLE_ADD = StressTestUtils.unmodifiableHashSet(
        "spreadsheet/45290.xls",
        "spreadsheet/46904.xls",
        "spreadsheet/55982.xls",
        "spreadsheet/testEXCEL_3.xls",
        "spreadsheet/testEXCEL_4.xls",
        "hpsf/Test_Humor-Generation.ppt",
        "document/word2.doc"
    );

    @Override
    public void handleFile(InputStream stream, String path) throws Exception {
        POIFSFileSystem poifs = new POIFSFileSystem(stream);
        HPSFPropertiesOnlyDocument hpsf = new HPSFPropertiesOnlyDocument(poifs);
        DocumentSummaryInformation dsi = hpsf.getDocumentSummaryInformation();
        SummaryInformation si = hpsf.getSummaryInformation();
        boolean hasDSI = hasPropertyStream(poifs, DocumentSummaryInformation.DEFAULT_STREAM_NAME);
        boolean hasSI = hasPropertyStream(poifs, SummaryInformation.DEFAULT_STREAM_NAME);

        assertEquals(hasDSI, dsi != null);
        assertEquals(hasSI, si != null);

        handlePOIDocument(hpsf);
    }

    private static boolean hasPropertyStream(POIFSFileSystem poifs, String streamName) throws IOException {
        DirectoryNode root = poifs.getRoot();
        if (!root.hasEntry(streamName)) {
            return false;
        }
        try (DocumentInputStream dis = root.createDocumentInputStream(streamName)) {
            return PropertySet.isPropertySetStream(dis);
        }
    }

    private static File getTempFile() {
        File f = null;
        try {
            f = TempFile.createTempFile("hpsfCopy", "out");
        } catch (IOException e) {
            fail(e);
        }
        f.deleteOnExit();
        return f;
    }

    @Override
    public void handleAdditional(File file) throws Exception {
        assumeFalse(EXCLUDES_HANDLE_ADD.contains(file.getParentFile().getName()+"/"+file.getName()));

        UnsynchronizedByteArrayOutputStream bos = new UnsynchronizedByteArrayOutputStream();
        PrintStream psNew = new PrintStream(bos, true, "ISO-8859-1");
        CopyCompare.setOut(psNew);
        CopyCompare.main(new String[]{file.getAbsolutePath(), copyOutput.get().getAbsolutePath()});
        assertEquals("Equal" + NL, bos.toString(StandardCharsets.UTF_8));
    }


    // a test-case to test this locally without executing the full TestAllFiles
    @Override
    @Test
    @SuppressWarnings("java:S2699")
    void test() throws Exception {
        String path = "test-data/diagram/44501.vsd";
        try (InputStream stream = new FileInputStream(path)) {
            handleFile(stream, path);
        }
    }

    // a test-case to test this locally without executing the full TestAllFiles
    @Test
    void testExtractor() {
        File file = new File("test-data/hpsf/TestBug44375.xls");
        assertDoesNotThrow(() -> handleExtracting(file));
    }
}