diff --git a/tests/validate-pipe.tap b/tests/validate-pipe.tap
index 3f7d266..ff4f383 100755
--- a/tests/validate-pipe.tap
+++ b/tests/validate-pipe.tap
@@ -19,37 +19,37 @@
set -e # Exit on any error
[ "X$srcdir" = "X" ] && srcdir=`pwd`
. ${srcdir}/tests/common.shi
-echo "1..1"
+echo "1..17"
-${MAGICK} pnm:- null: < ${REFERENCE_IMAGE}
-${MAGICK} pnm:- info: < ${REFERENCE_IMAGE}
-${MAGICK} pnm:- miff:- < ${REFERENCE_IMAGE} | ${IDENTIFY} -
-${MAGICK} pnm:- - < ${REFERENCE_IMAGE} | ${IDENTIFY} -
-${MAGICK} ${REFERENCE_IMAGE} -write null: null:
-${MAGICK} ${REFERENCE_IMAGE} -write info: null:
-${MAGICK} ${REFERENCE_IMAGE} -write miff:- null: | ${IDENTIFY} -
-${MAGICK} ${REFERENCE_IMAGE} -write - null: | ${IDENTIFY} -
+${MAGICK} pnm:- null: < ${REFERENCE_IMAGE} && echo "ok" || echo "not ok"
+${MAGICK} pnm:- info: < ${REFERENCE_IMAGE} && echo "ok" || echo "not ok"
+${MAGICK} pnm:- miff:- < ${REFERENCE_IMAGE} | ${IDENTIFY} - && echo "ok" || echo "not ok"
+${MAGICK} pnm:- - < ${REFERENCE_IMAGE} | ${IDENTIFY} - && echo "ok" || echo "not ok"
+${MAGICK} ${REFERENCE_IMAGE} -write null: null: && echo "ok" || echo "not ok"
+${MAGICK} ${REFERENCE_IMAGE} -write info: null: && echo "ok" || echo "not ok"
+${MAGICK} ${REFERENCE_IMAGE} -write miff:- null: | ${IDENTIFY} - && echo "ok" || echo "not ok"
+${MAGICK} ${REFERENCE_IMAGE} -write - null: | ${IDENTIFY} - && echo "ok" || echo "not ok"
# IMv7 "magick" testing
# -read option
-${MAGICK} -read ${REFERENCE_IMAGE} info:
+${MAGICK} -read ${REFERENCE_IMAGE} info: && echo "ok" || echo "not ok"
# -exit can be used insted of implicit write
-${MAGICK} ${REFERENCE_IMAGE} -write info: -exit
+${MAGICK} ${REFERENCE_IMAGE} -write info: -exit && echo "ok" || echo "not ok"
# null: does not require an image during write
-${MAGICK} -write null: -exit
+${MAGICK} -write null: -exit && echo "ok" || echo "not ok"
# implied write null: without image
-${MAGICK} ${REFERENCE_IMAGE} -write info: +delete null:
+${MAGICK} ${REFERENCE_IMAGE} -write info: +delete null: && echo "ok" || echo "not ok"
# Write to file decriptor
-${MAGICK} ${REFERENCE_IMAGE} fd:6 6>&1 | ${IDENTIFY} -
+${MAGICK} ${REFERENCE_IMAGE} fd:6 6>&1 | ${IDENTIFY} - && echo "ok" || echo "not ok"
# Read from file decriptor
exec 5<${REFERENCE_IMAGE}
-${MAGICK} fd:5 info:
+${MAGICK} fd:5 info: && echo "ok" || echo "not ok"
exec 5<&-
# pipelined magick script
-echo "-read ${REFERENCE_IMAGE} -write info:" | ${MAGICK} -script -
+echo "-read ${REFERENCE_IMAGE} -write info:" | ${MAGICK} -script - && echo "ok" || echo "not ok"
# pipelined magick script, input image pre-read
-echo "-write info:" | ${MAGICK} ${REFERENCE_IMAGE} -script -
+echo "-write info:" | ${MAGICK} ${REFERENCE_IMAGE} -script - && echo "ok" || echo "not ok"
# pipelined script from file descriptor, read image from stdin
echo "-read pnm:- -write info:" |\
- ${MAGICK} -script fd:5 5<&0 <${REFERENCE_IMAGE}
+ ${MAGICK} -script fd:5 5<&0 <${REFERENCE_IMAGE} && echo "ok" || echo "not ok"
: