1 files changed, 63 insertions, 1 deletions
diff --git a/test/ppmmake.test b/test/ppmmake.test
index 879a367e..30eb596a 100755
--- a/test/ppmmake.test
+++ b/test/ppmmake.test
@@ -1,7 +1,69 @@
-#! /bin/bash
+#! /bin/sh
 # This script tests: ppmmake
 # Also requires:
 
+echo "Test 1"
 
 ppmmake rgb:ff/80/80 50 100 -maxval=5 | cksum
+ppmmake rgbi:0.5/1.0/0 2   | cksum
 ppmmake red 50 50  | cksum
+
+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
+
+ppmmake rgb:gg/00/00  2 2  > ${test_out} || \
+  printf "Expected failure 1"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake rgb:ff/ff/00  2    > ${test_out} || \
+  printf "Expected failure 2"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake rgbi:1.1/0/0  2 2  > ${test_out} || \
+  printf "Expected failure 3"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake rgbi:1.0/.5   2 2  > ${test_out} || \
+  printf "Expected failure 4"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake rainbow       2 2  > ${test_out} || \
+  printf "Expected failure 5"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake               2 2  > ${test_out} || \
+  printf "Expected failure 6"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake blue -maxval=0 2 2  > ${test_out} || \
+  printf "Expected failure 7"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake blue -maxval=-1 2 2  > ${test_out} || \
+  printf "Expected failure 8"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+ppmmake blue -maxval=65536 2 2  > ${test_out} || \
+  printf "Expected failure 9"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}
+
+RGBDEF=/dev/null ppmmake red 2 2 > ${test_out} || \
+  printf "Expected failure 10"
+  test -s ${test_out}; echo " "$?
+  rm -f ${test_out}