1 files changed, 24 insertions, 24 deletions
diff --git a/test/pamditherbw.test b/test/pamditherbw.test
index be560089..ea3e803f 100755
--- a/test/pamditherbw.test
+++ b/test/pamditherbw.test
@@ -47,63 +47,63 @@ echo "Error messages should appear below the line." 1>&2
 echo "-----------------------------------------------------------" 1>&2
 
 pamditherbw -fs -atkinson       ${test_red} > ${test_out} || \
-  printf "Expected failure 1"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 1 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -floyd -atkinson    ${test_red} > ${test_out} || \
-  printf "Expected failure 2"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 2 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -dither8  -cluster3 ${test_red} > ${test_out} || \
-  printf "Expected failure 3"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 3 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -cluster3 -cluster4 ${test_red} > ${test_out} || \
-  printf "Expected failure 4"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 4 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -cluster3 -cluster8 ${test_red} > ${test_out} || \
-  printf "Expected failure 5"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 5 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -cluster4 -cluster8 ${test_red} > ${test_out} || \
-  printf "Expected failure 6"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 6 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -hilbert -threshold ${test_red} > ${test_out} || \
-  printf "Expected failure 7"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 7 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -clump=8            ${test_red} > ${test_out} || \
-  printf "Expected failure 8"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 8 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -fs -clump=8        ${test_red} > ${test_out} || \
-  printf "Expected failure 9"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 9 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -hilbert -clump=1   ${test_red} > ${test_out} || \
-  printf "Expected failure 10"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 10 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -th -value=-1       ${test_red} > ${test_out} || \
-  printf "Expected failure 11"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 11 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 pamditherbw -th -value=1.1      ${test_red} > ${test_out} || \
-  printf "Expected failure 12"
-  test -s ${test_out}; echo " "$?
+  printf "Expected failure 12 "
+  test -s ${test_out} && echo "unexpected output" || echo "(no output)"
   rm -f ${test_out}
 
 rm ${test_red}