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/* ====================================================================
Licensed to the Apache Software Foundation (ASF) under one or more
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.
==================================================================== */
package org.apache.poi.ooxml;
import static org.apache.poi.hssf.HSSFTestDataSamples.openSampleFileStream;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.poifs.filesystem.DocumentFactoryHelper;
import org.apache.poi.poifs.filesystem.FileMagic;
import org.apache.poi.util.IOUtils;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.CsvSource;
/**
* Class to test that HXF correctly detects OOXML
* documents
*/
@SuppressWarnings("deprecation")
class TestDetectAsOOXML {
@Test
void testOpensProperly() throws IOException, InvalidFormatException {
try (InputStream is = openSampleFileStream("sample.xlsx");
OPCPackage pkg = OPCPackage.open(is)) {
assertNotNull(pkg);
}
}
@ParameterizedTest
@CsvSource({"SampleSS.xlsx, OOXML", "SampleSS.xls, OLE2", "SampleSS.txt, UNKNOWN"})
void testDetectAsPOIFS(String file, FileMagic fm) throws IOException {
try (InputStream is = FileMagic.prepareToCheckMagic(openSampleFileStream(file))) {
FileMagic act = FileMagic.valueOf(is);
assertEquals(act == FileMagic.OOXML, DocumentFactoryHelper.hasOOXMLHeader(is),
"OOXML files should be detected, others not");
assertEquals(fm, act, "file magic failed for " + file);
}
}
@Test
void testFileCorruption() throws Exception {
// create test InputStream
byte[] testData = { 1, 2, 3 };
ByteArrayInputStream testInput = new ByteArrayInputStream(testData);
InputStream is = FileMagic.prepareToCheckMagic(testInput);
// detect header
assertFalse(DocumentFactoryHelper.hasOOXMLHeader(is));
// check if InputStream is still intact
byte[] act = IOUtils.toByteArray(is);
assertArrayEquals(testData, act);
assertEquals(-1, is.read());
is.close();
}
}
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