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#! /bin/bash
# This script tests: ppmhist
# Also requires: pgmramp pamtopnm pbmmake pamseq ppmpat
echo "Test 1"
pgmramp -maxval=8 -lr 8 2 | ppmhist -sort=rgb -noheader
ppmhist -map -sort=rgb -noheader testimg.ppm | pamtopnm | cksum
# Test summary header
echo "Test 2"
pbmmake -b 2 1 | ppmhist | head -n1
pbmmake -w 2 1 | ppmhist | head -n1
pbmmake -g 2 1 | ppmhist | head -n1
pgmramp -lr 16 1 | ppmhist | head -n1
pgmramp -lr -maxval=7 16 1 | ppmhist | head -n1
pamseq 3 1 | ppmhist | head -n1
pamseq 3 2 | ppmhist | head -n1
ppmpat -madras --color=rgb:32/0d/b7,rgb:31/58/a3,rgb:e9/5e/d4 25 25 | \
ppmhist | head -n1
ppmpat -madras --color=rgb:00/00/00,rgb:31/58/a3,rgb:e9/5e/d4 25 25 | \
ppmhist | head -n1
ppmpat -madras --color=rgb:00/00/00,rgb:31/58/a3,rgb:ff/ff/ff 25 25 | \
ppmhist | head -n1
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
ppmhist -hexcolor -float testimg.ppm || echo "Expected failure 1"
ppmhist -hexcolor -map testimg.ppm || echo "Expected failure 2"
ppmhist -float -map testimg.ppm || echo "Expected failure 3"
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