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Subject: svn commit: r1589200 - in /pdfbox/trunk/pdfbox/src/test:
 java/org/apache/pdfbox/filter/TestFilters.java
 resources/org/apache/pdfbox/filter/
 resources/org/apache/pdfbox/filter/PDFBOX-1777.bin
Date: Tue, 22 Apr 2014 16:32:58 -0000
To: commits@pdfbox.apache.org
From: tilman@apache.org
Message-Id: <20140422163258.D330F23888E4@eris.apache.org>

Author: tilman
Date: Tue Apr 22 16:32:58 2014
New Revision: 1589200

URL: http://svn.apache.org/r1589200
Log:
PDFBOX-2036: Add test with LZW fail sequence

Added:
    pdfbox/trunk/pdfbox/src/test/resources/org/apache/pdfbox/filter/
    pdfbox/trunk/pdfbox/src/test/resources/org/apache/pdfbox/filter/PDFBOX-1777.bin   (with props)
Modified:
    pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/filter/TestFilters.java

Modified: pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/filter/TestFilters.java
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/filter/TestFilters.java?rev=1589200&r1=1589199&r2=1589200&view=diff
==============================================================================
--- pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/filter/TestFilters.java (original)
+++ pdfbox/trunk/pdfbox/src/test/java/org/apache/pdfbox/filter/TestFilters.java Tue Apr 22 16:32:58 2014
@@ -19,12 +19,14 @@ package org.apache.pdfbox.filter;
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
+import java.io.InputStream;
 import java.util.Arrays;
 import java.util.Random;
 
 import junit.framework.TestCase;
 
 import org.apache.pdfbox.cos.COSDictionary;
+import org.apache.pdfbox.cos.COSName;
 
 /**
  * This will test all of the filters in the PDFBox system.
@@ -109,5 +111,35 @@ public class TestFilters extends TestCas
             }
         }
     }
+    
 
+    /**
+     * This will test the LZW filter with the sequence that failed in PDFBOX-1777.
+     * To check that the test itself is legit, revert LZWFilter.java to rev 1571801,
+     * which should fail this test.
+     * 
+     * @throws IOException 
+     */
+    public void testPDFBOX1777() throws IOException
+    {
+        Filter lzwFilter = FilterFactory.INSTANCE.getFilter(COSName.LZW_DECODE);
+        ByteArrayOutputStream baos = new ByteArrayOutputStream();
+        InputStream is = this.getClass().getResourceAsStream("PDFBOX-1777.bin");
+        int by;
+        while ((by = is.read()) != -1)
+        {
+            baos.write(by);
+        }
+        is.close();
+        ByteArrayOutputStream encoded = new ByteArrayOutputStream();
+        lzwFilter.encode(new ByteArrayInputStream(baos.toByteArray()),
+                encoded, new COSDictionary());
+        ByteArrayOutputStream decoded = new ByteArrayOutputStream();
+        lzwFilter.decode(new ByteArrayInputStream(encoded.toByteArray()),
+                decoded, new COSDictionary());
+        assertTrue(
+                "PDFBOX-1777 data that is encoded and then decoded through "
+                + lzwFilter.getClass() + " does not match the original data",
+                Arrays.equals(baos.toByteArray(), decoded.toByteArray()));
+    }
 }

Added: pdfbox/trunk/pdfbox/src/test/resources/org/apache/pdfbox/filter/PDFBOX-1777.bin
URL: http://svn.apache.org/viewvc/pdfbox/trunk/pdfbox/src/test/resources/org/apache/pdfbox/filter/PDFBOX-1777.bin?rev=1589200&view=auto
==============================================================================
Binary file - no diff available.

Propchange: pdfbox/trunk/pdfbox/src/test/resources/org/apache/pdfbox/filter/PDFBOX-1777.bin
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    svn:mime-type = application/octet-stream