log4j/src/scratchpad/testcases/org/apache/poi/hmef/TestBugs.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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package org.apache.poi.hmef;

import static org.apache.poi.hmef.TestHMEFMessage.openSample;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.IOException;
import java.util.List;

import org.apache.poi.hmef.attribute.MAPIAttribute;
import org.apache.poi.hmef.attribute.TNEFAttribute;
import org.apache.poi.hmef.attribute.TNEFProperty;
import org.apache.poi.hsmf.datatypes.MAPIProperty;
import org.apache.poi.util.LittleEndian;
import org.junit.jupiter.api.Test;

public class TestBugs {
    @Test
    void test52400ReadSimpleTNEF() throws IOException {
        HMEFMessage tnefDat = openSample("bug52400-winmail-simple.dat");
        MAPIAttribute bodyHtml = tnefDat.getMessageMAPIAttribute(MAPIProperty.BODY_HTML);
        assertNotNull(bodyHtml);
        String bodyStr = new String(bodyHtml.getData(), getEncoding(tnefDat));
        assertTrue(bodyStr.contains("This is the message body."));
    }

    @Test
    void test52400ReadAttachedTNEF() throws IOException {
        HMEFMessage tnefDat = openSample("bug52400-winmail-with-attachments.dat");
        MAPIAttribute bodyHtml = tnefDat.getMessageMAPIAttribute(MAPIProperty.BODY_HTML);
        assertNotNull(bodyHtml);
        String bodyStr = new String(bodyHtml.getData(), getEncoding(tnefDat));
        assertTrue(bodyStr.contains("There are also two attachments."));
        assertEquals(2, tnefDat.getAttachments().size());
    }

    private String getEncoding(HMEFMessage tnefDat) {
        TNEFAttribute oemCP = tnefDat.getMessageAttribute(TNEFProperty.ID_OEMCODEPAGE);
        MAPIAttribute cpId = tnefDat.getMessageMAPIAttribute(MAPIProperty.INTERNET_CPID);
        int codePage = 1252;
        if (oemCP != null) {
            codePage = LittleEndian.getInt(oemCP.getData());
        } else if (cpId != null) {
            codePage =  LittleEndian.getInt(cpId.getData());
        }
        switch (codePage) {
        // see http://en.wikipedia.org/wiki/Code_page for more
        case 1252: return "Windows-1252";
        case 20127: return "US-ASCII";
        default: return "cp"+codePage;
        }
    }

    @Test
    void bug63955() throws IOException {
        HMEFMessage tnefDat = openSample("bug63955-winmail.dat");
        List<MAPIAttribute> atts = tnefDat.getMessageMAPIAttributes();
        assertEquals(96, atts.size());
        MAPIAttribute bodyHtml = tnefDat.getMessageMAPIAttribute(MAPIProperty.BODY_HTML);
        assertNotNull(bodyHtml);
        String bodyStr = new String(bodyHtml.getData(), getEncoding(tnefDat));
        assertEquals(1697, bodyStr.length());
    }
}