Github user TheRealHaui commented on a diff in the pull request: https://github.com/apache/commons-imaging/pull/27#discussion_r127775941 --- Diff: src/test/java/org/apache/commons/imaging/formats/tiff/fieldtypes/FieldTypeByteTest.java --- @@ -0,0 +1,37 @@ +package org.apache.commons.imaging.formats.tiff.fieldtypes; + +import org.junit.Test; + +import java.nio.ByteOrder; + +import static org.junit.Assert.assertEquals; +import static org.junit.Assert.fail; + +/** + * Unit tests for class {@link FieldTypeByte}. + * + * @date 13.07.2017 + * @see FieldTypeByte + * + **/ +public class FieldTypeByteTest{ + + + @Test + public void testWriteDataWithNull() { + + FieldTypeByte fieldTypeByte = FieldType.UNDEFINED; + ByteOrder byteOrder = ByteOrder.BIG_ENDIAN; + + try { + fieldTypeByte.writeData( null, byteOrder); + fail("Expecting exception: Exception"); + } catch(Exception e) { + assertEquals("Invalid data: null (null)",e.getMessage()); + assertEquals(FieldTypeByte.class.getName(), e.getStackTrace()[0].getClassName()); --- End diff -- You're right. Omitting the stack trace is definitely shorter and more intuitive.
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