TMI-84: LZWDecoder fixes for > 12 bit exception when using full 12 bit (4096 entries) table

imageio/imageio-tiff/src/test/java/com/twelvemonkeys/imageio/plugins/tiff/TIFFImageReaderTest.java

@@ -30,7 +30,6 @@ import com.twelvemonkeys.imageio.util.ImageReaderAbstractTestCase;
 import org.junit.Test;
 
 import javax.imageio.ImageReadParam;
-import javax.imageio.ImageReader;
 import javax.imageio.event.IIOReadWarningListener;
 import javax.imageio.spi.ImageReaderSpi;
 import javax.imageio.stream.ImageInputStream;
@@ -42,12 +41,9 @@ import java.util.List;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
-import static org.mockito.Matchers.anyString;
 import static org.mockito.Matchers.contains;
 import static org.mockito.Matchers.eq;
-import static org.mockito.Mockito.atLeastOnce;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.*;
 
 /**
  * TIFFImageReaderTest
@@ -72,6 +68,7 @@ public class TIFFImageReaderTest extends ImageReaderAbstractTestCase<TIFFImageRe
                 new TestData(getClassLoaderResource("/tiff/bali.tif"), new Dimension(725, 489)), // Palette-based, LZW compressed
                 new TestData(getClassLoaderResource("/tiff/f14.tif"), new Dimension(640, 480)), // Gray, uncompressed
                 new TestData(getClassLoaderResource("/tiff/marbles.tif"), new Dimension(1419, 1001)), // RGB, LZW compressed w/predictor
+                new TestData(getClassLoaderResource("/tiff/lzw-full-12-bit-table.tif"), new Dimension(874, 1240)), // Gray, LZW compressed, w/predictor
                 new TestData(getClassLoaderResource("/tiff/chifley_logo.tif"), new Dimension(591, 177)), // CMYK, uncompressed
                 new TestData(getClassLoaderResource("/tiff/ycbcr-cat.tif"), new Dimension(250, 325)), // YCbCr, LZW compressed
                 new TestData(getClassLoaderResource("/tiff/quad-jpeg.tif"), new Dimension(512, 384)), // YCbCr, JPEG compressed, striped