| /* ==================================================================== |
| 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; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.apache.poi.hssf.HSSFTestDataSamples; |
| 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.Test; |
| |
| /** |
| * Class to test that HXF correctly detects OOXML |
| * documents |
| */ |
| @SuppressWarnings("deprecation") |
| public class TestDetectAsOOXML { |
| @Test |
| public void testOpensProperly() throws IOException, InvalidFormatException { |
| OPCPackage.open(HSSFTestDataSamples.openSampleFileStream("sample.xlsx")).close(); |
| } |
| |
| @Test |
| public void testDetectAsPOIFS() throws IOException { |
| Object[][] fileAndMagic = { |
| {"SampleSS.xlsx", FileMagic.OOXML}, |
| {"SampleSS.xls", FileMagic.OLE2}, |
| {"SampleSS.txt", FileMagic.UNKNOWN} |
| }; |
| |
| for (Object[] fm : fileAndMagic) { |
| InputStream is = HSSFTestDataSamples.openSampleFileStream((String)fm[0]); |
| is = FileMagic.prepareToCheckMagic(is); |
| FileMagic act = FileMagic.valueOf(is); |
| |
| assertEquals("OOXML files should be detected, others not", |
| act == FileMagic.OOXML, DocumentFactoryHelper.hasOOXMLHeader(is)); |
| |
| assertEquals("file magic failed for "+fm[0], fm[1], act); |
| is.close(); |
| } |
| } |
| |
| @Test |
| public 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(); |
| } |
| } |