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#! /bin/bash
# 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 3"
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 || echo "Expected failure 1"
pgmhist -median -decile testgrid.pbm || echo "Expected failure 2"
pgmhist -quartile -decile testgrid.pbm || echo "Expected failure 3"
pgmhist testimg.ppm || echo "Expected failure 4"
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