1 files changed, 44 insertions, 1 deletions
diff --git a/test/pgmhist.test b/test/pgmhist.test
index 42666fbf..c141627d 100755
--- a/test/pgmhist.test
+++ b/test/pgmhist.test
@@ -1,12 +1,55 @@
-#! /bin/bash
+#! /bin/sh
 # This script tests: pgmhist
 # Also requires: pgmramp
 
 
 # Ignore differences in spaces.
 
+echo "Test 1"
+
 pgmramp -maxval=8 -lr 8 2 | pgmhist | \
   sed -e 's/  */ /g' -e 's/ *$//'
 
 pgmhist testgrid.pbm | \
   sed -e 's/  */ /g' -e 's/ *$//'
+
+echo "Test 2"
+
+pgmramp -lr 256 1 | pgmhist -machine -median   | \
+  sed -e 's/  */ /g' -e 's/ *$//'
+
+pgmramp -lr 256 1 | pgmhist -machine -quartile | \
+  sed -e 's/  */ /g' -e 's/ *$//'
+
+pgmramp -lr 256 1 | pgmhist -machine -decile   | \
+  sed -e 's/  */ /g' -e 's/ *$//'
+
+echo "Test Invalid"
+
+tmpdir=${tmpdir:-/tmp}
+test_out=${tmpdir}/test_out
+
+echo 1>&2
+echo "Invalid command-line argument combinations." 1>&2
+echo "Error messages should appear below the line." 1>&2
+echo "-----------------------------------------------------------" 1>&2
+
+pgmhist -median   -quartile testgrid.pbm > ${test_out} || \
+  printf "Expected failure 1"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+pgmhist -median   -decile   testgrid.pbm > ${test_out} || \
+  printf "Expected failure 2"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+pgmhist -quartile -decile   testgrid.pbm > ${test_out} || \
+  printf "Expected failure 3"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+pgmhist testimg.ppm > ${test_out} || \
+  printf "Expected failure 4"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}