org.eclipse.linuxtools.pcap.core.tests/src/org/eclipse/linuxtools/pcap/core/tests/file/PcapFileOpenFailTest.java

   1 /*******************************************************************************
   2  * Copyright (c) 2014 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Vincent Perot - Initial API and implementation
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.pcap.core.tests.file;
  14
  15 import static org.junit.Assert.assertEquals;
  16 import static org.junit.Assert.fail;
  17 import static org.junit.Assume.assumeTrue;
  18
  19 import java.io.IOException;
  20
  21 import org.eclipse.linuxtools.internal.pcap.core.trace.BadPcapFileException;
  22 import org.eclipse.linuxtools.internal.pcap.core.trace.PcapFile;
  23 import org.eclipse.linuxtools.pcap.core.tests.shared.PcapTestTrace;
  24 import org.junit.Test;
  25
  26 /**
  27  * JUnit Class that tests the opening of non-valid pcap files.
  28  *
  29  * @author Vincent Perot
  30  */
  31 public class PcapFileOpenFailTest {
  32
  33     /**
  34      * Test that tries to open a pcap with a bad magic number
  35      *
  36      * @throws IOException
  37      *             Thrown when an IO error occurs. Fails the test.
  38      */
  39     @Test
  40     public void FileOpenBadPcapTest() throws IOException {
  41         PcapTestTrace trace = PcapTestTrace.BAD_PCAPFILE;
  42         assumeTrue(trace.exists());
  43
  44         try (PcapFile file = new PcapFile(trace.getPath());) {
  45             fail("The pcap was accepted even though the magic number is invalid!");
  46         } catch (BadPcapFileException e) {
  47             assertEquals("c3d4a1b2 is not a known magic number.", e.getMessage());
  48         }
  49     }
  50
  51     /**
  52      * Test that tries to open a non-pcap binary file
  53      *
  54      * @throws IOException
  55      *             Thrown when an IO error occurs. Fails the test.
  56      */
  57     @Test
  58     public void FileOpenBinaryFile() throws IOException {
  59         PcapTestTrace trace = PcapTestTrace.KERNEL_TRACE;
  60         assumeTrue(trace.exists());
  61
  62         try (PcapFile file = new PcapFile(trace.getPath());) {
  63             fail("The file was accepted even though it is not a pcap file!");
  64         } catch (BadPcapFileException e) {
  65             assertEquals("c11ffcc1 is not a known magic number.", e.getMessage());
  66         }
  67     }
  68
  69     /**
  70      * Test that tries to open a directory
  71      *
  72      * @throws IOException
  73      *             Thrown when an IO error occurs. Fails the test.
  74      */
  75     @Test
  76     public void FileOpenDirectory() throws IOException {
  77         PcapTestTrace trace = PcapTestTrace.KERNEL_DIRECTORY;
  78         assumeTrue(trace.exists());
  79
  80         try (PcapFile file = new PcapFile(trace.getPath());) {
  81             fail("The file was accepted even though it is not a pcap file!");
  82         } catch (BadPcapFileException e) {
  83             assertEquals("Bad Pcap File.", e.getMessage());
  84         }
  85     }
  86 }