log4j/src/scratchpad/testcases/org/apache/poi/hsmf/TestFileWithAttachmentsRead.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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package org.apache.poi.hsmf;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.ByteArrayOutputStream;
import java.io.IOException;

import org.apache.poi.POIDataSamples;
import org.apache.poi.hsmf.datatypes.AttachmentChunks;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.junit.jupiter.api.Test;

/**
 * Tests to verify that we can read attachments from msg file
 */
public class TestFileWithAttachmentsRead {
    private static MAPIMessage twoSimpleAttachments;
    private static MAPIMessage pdfMsgAttachments;
    private static MAPIMessage inlineImgMsgAttachments;

    /**
     * Initialize this test, load up the attachment_test_msg.msg mapi message.
     */
    @BeforeAll
    public static void setUp() throws IOException {
        POIDataSamples samples = POIDataSamples.getHSMFInstance();
        twoSimpleAttachments = new MAPIMessage(samples.openResourceAsStream("attachment_test_msg.msg"));
        pdfMsgAttachments = new MAPIMessage(samples.openResourceAsStream("attachment_msg_pdf.msg"));
        inlineImgMsgAttachments = new MAPIMessage(samples.openResourceAsStream("attachment_msg_inlineImg.msg"));
    }

    @AfterAll
    public static void tearDown() throws IOException {
        twoSimpleAttachments.close();
        pdfMsgAttachments.close();
        inlineImgMsgAttachments.close();
    }

    /**
     * Test to see if we can retrieve attachments.
     */
    @Test
    void testRetrieveAttachments() {
        // Simple file
        AttachmentChunks[] attachments = twoSimpleAttachments.getAttachmentFiles();
        assertEquals(2, attachments.length);

        // Other file
        attachments = pdfMsgAttachments.getAttachmentFiles();
        assertEquals(2, attachments.length);
    }

    /**
     * Bug 60550: Test to see if we get the correct Content-IDs of inline images`.
     */
    @Test
    void testReadContentIDField() throws IOException {
        AttachmentChunks[] attachments = inlineImgMsgAttachments.getAttachmentFiles();

        AttachmentChunks attachment;

        // Check in Content-ID field
        attachment = inlineImgMsgAttachments.getAttachmentFiles()[0];
        assertEquals("image001.png", attachment.getAttachFileName().getValue());
        assertEquals(".png", attachment.getAttachExtension().getValue());
        assertEquals("image001.png@01D0A524.96D40F30", attachment.getAttachContentId().getValue());

        attachment = inlineImgMsgAttachments.getAttachmentFiles()[1];
        assertEquals("image002.png", attachment.getAttachFileName().getValue());
        assertEquals(".png", attachment.getAttachExtension().getValue());
        assertEquals("image002.png@01D0A524.96D40F30", attachment.getAttachContentId().getValue());

        attachment = inlineImgMsgAttachments.getAttachmentFiles()[2];
        assertEquals("image003.png", attachment.getAttachFileName().getValue());
        assertEquals(".png", attachment.getAttachExtension().getValue());
        assertEquals("image003.png@01D0A526.B4C739C0", attachment.getAttachContentId().getValue());

        attachment = inlineImgMsgAttachments.getAttachmentFiles()[3];
        assertEquals("image006.jpg", attachment.getAttachFileName().getValue());
        assertEquals(".jpg", attachment.getAttachExtension().getValue());
        assertEquals("image006.jpg@01D0A526.B649E220", attachment.getAttachContentId().getValue());
    }


    /**
     * Test to see if attachments are not empty.
     */
    @Test
    void testReadAttachments() throws IOException {
        AttachmentChunks[] attachments = twoSimpleAttachments.getAttachmentFiles();

        // Basic checks
        for (AttachmentChunks attachment : attachments) {
            assertTrue(attachment.getAttachFileName().getValue().length() > 0);
            assertTrue(attachment.getAttachLongFileName().getValue().length() > 0);
            assertTrue(attachment.getAttachExtension().getValue().length() > 0);
            if (attachment.getAttachMimeTag() != null) {
                assertTrue(attachment.getAttachMimeTag().getValue().length() > 0);
            }
        }

        AttachmentChunks attachment;

        // Now check in detail
        attachment = twoSimpleAttachments.getAttachmentFiles()[0];
        assertEquals("TEST-U~1.DOC", attachment.getAttachFileName().getValue());
        assertEquals("test-unicode.doc", attachment.getAttachLongFileName().getValue());
        assertEquals(".doc", attachment.getAttachExtension().getValue());
        assertNull(attachment.getAttachMimeTag());
        ByteArrayOutputStream attachmentstream = new ByteArrayOutputStream();
        attachment.getAttachData().writeValue(attachmentstream);
        assertEquals(24064, attachmentstream.size());
        // or compare the hashes of the attachment data
        assertEquals(24064, attachment.getAttachData().getValue().length);

        attachment = twoSimpleAttachments.getAttachmentFiles()[1];
        assertEquals("pj1.txt", attachment.getAttachFileName().getValue());
        assertEquals("pj1.txt", attachment.getAttachLongFileName().getValue());
        assertEquals(".txt", attachment.getAttachExtension().getValue());
        assertNull(attachment.getAttachMimeTag());
        // or compare the hashes of the attachment data
        assertEquals(89, attachment.getAttachData().getValue().length);
        attachmentstream = new ByteArrayOutputStream();
        attachment.getAttachData().writeValue(attachmentstream);
        assertEquals(89, attachmentstream.size());
    }

    /**
     * Test that we can handle both PDF and MSG attachments
     */
    @Test
    void testReadMsgAttachments() throws Exception {
        AttachmentChunks[] attachments = pdfMsgAttachments.getAttachmentFiles();
        assertEquals(2, attachments.length);

        AttachmentChunks attachment;

        // Second is a PDF
        attachment = pdfMsgAttachments.getAttachmentFiles()[1];
        assertEquals("smbprn~1.pdf", attachment.getAttachFileName().getValue());
        assertEquals("smbprn.00009008.KdcPjl.pdf", attachment.getAttachLongFileName().getValue());
        assertEquals(".pdf", attachment.getAttachExtension().getValue());
        assertNull(attachment.getAttachMimeTag());
        assertNull(attachment.getAttachmentDirectory());
        //or compare the hashes of the attachment data
        assertEquals(13539, attachment.getAttachData().getValue().length);

        // First in a nested message
        attachment = pdfMsgAttachments.getAttachmentFiles()[0];
        assertEquals("Test Attachment", attachment.getAttachFileName().getValue());
        assertNull(attachment.getAttachLongFileName());
        assertNull(attachment.getAttachExtension());
        assertNull(attachment.getAttachMimeTag());
        assertNull(attachment.getAttachData());
        assertNotNull(attachment.getAttachmentDirectory());

        // Check we can see some bits of it
        MAPIMessage nested = attachment.getAttachmentDirectory().getAsEmbeddedMessage();
        assertEquals(1, nested.getRecipientNamesList().length);
        assertEquals("Nick Booth", nested.getRecipientNames());
        assertEquals("Test Attachment", nested.getConversationTopic());
    }
}