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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.openxml4j;
import org.apache.poi.hssf.HSSFTestDataSamples;
import org.apache.poi.openxml4j.exceptions.InvalidFormatException;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.openxml4j.util.ZipSecureFile;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.parallel.Isolated;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.junit.jupiter.api.Assertions.fail;
@Isolated // changes static values, so other tests should not run at the same time
class TestOPCPackageFileLimit {
@Test
void testWithReducedFileLimit() throws InvalidFormatException {
final long defaultLimit = ZipSecureFile.getMaxFileCount();
ZipSecureFile.setMaxFileCount(5);
try (InputStream is = HSSFTestDataSamples.openSampleFileStream("HeaderFooterComplexFormats.xlsx")) {
OPCPackage opcPackage = OPCPackage.open(is);
fail("expected IOException");
} catch (IOException e) {
assertTrue(e.getMessage().contains("ZipSecureFile.setMaxFileCount()"),
"unexpected exception message: " + e.getMessage());
} finally {
ZipSecureFile.setMaxFileCount(defaultLimit);
}
}
@Test
void testFileWithReducedFileLimit() {
final File file = HSSFTestDataSamples.getSampleFile("HeaderFooterComplexFormats.xlsx");
final long defaultLimit = ZipSecureFile.getMaxFileCount();
ZipSecureFile.setMaxFileCount(5);
try {
OPCPackage opcPackage = OPCPackage.open(file);
fail("expected InvalidFormatException");
} catch (InvalidFormatException e) {
assertTrue(e.getMessage().contains("ZipSecureFile.setMaxFileCount()"),
"unexpected exception message: " + e.getMessage());
} finally {
ZipSecureFile.setMaxFileCount(defaultLimit);
}
}
}
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