main/src/test/java/org/apache/poi/poifs/filesystem/TestNotOLE2Exception.java

/* ====================================================================
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   contributor license agreements.  See the NOTICE file distributed with
   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
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
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package org.apache.poi.poifs.filesystem;

import static org.apache.poi.POITestCase.assertContains;
import static org.junit.jupiter.api.Assertions.assertThrows;

import java.io.IOException;
import java.io.InputStream;

import org.apache.poi.POIDataSamples;
import org.apache.poi.hssf.HSSFTestDataSamples;
import org.apache.poi.hssf.OldExcelFormatException;
import org.junit.jupiter.api.Test;

/**
 * Class to test that POIFS complains when given older non-OLE2
 *  formats. See also {@link TestOfficeXMLException} for OOXML
 *  checks
 */
class TestNotOLE2Exception {
	private static InputStream openXLSSampleStream(String sampleFileName) {
		return HSSFTestDataSamples.openSampleFileStream(sampleFileName);
	}
    private static InputStream openDOCSampleStream(String sampleFileName) {
        return POIDataSamples.getDocumentInstance().openResourceAsStream(sampleFileName);
    }

    @Test
	void testRawXMLException() throws IOException {
        try (InputStream in = openXLSSampleStream("SampleSS.xml")) {
            NotOLE2FileException e = assertThrows(NotOLE2FileException.class, () -> new POIFSFileSystem(in));
            assertContains(e.getMessage(), "The supplied data appears to be a raw XML file");
            assertContains(e.getMessage(), "Formats such as Office 2003 XML");
        }
    }

    @Test
    void testMSWriteException() throws IOException {
        try (InputStream in = openDOCSampleStream("MSWriteOld.wri")) {
            NotOLE2FileException e = assertThrows(NotOLE2FileException.class, () -> new POIFSFileSystem(in));
            assertContains(e.getMessage(), "The supplied data appears to be in the old MS Write");
            assertContains(e.getMessage(), "doesn't currently support");
        }
    }

    @Test
	void testBiff3Exception() throws IOException {
        try (InputStream in = openXLSSampleStream("testEXCEL_3.xls")) {
            OldExcelFormatException e = assertThrows(OldExcelFormatException.class, () -> new POIFSFileSystem(in));
            assertContains(e.getMessage(), "The supplied data appears to be in BIFF3 format");
            assertContains(e.getMessage(), "try OldExcelExtractor");
        }
	}

    @Test
    void testBiff4Exception() throws IOException {
        try (InputStream in = openXLSSampleStream("testEXCEL_4.xls")) {
            OldExcelFormatException e = assertThrows(OldExcelFormatException.class, () -> new POIFSFileSystem(in));
            assertContains(e.getMessage(), "The supplied data appears to be in BIFF4 format");
            assertContains(e.getMessage(), "try OldExcelExtractor");
        }
    }
}