tikz-trackschematic/test/testing.sh

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#!/usr/bin/env sh
# Copyright (c) 2018 - 2022, Martin Scheidt (ISC license)
# Permission to use, copy, modify, and/or distribute this file for any purpose with or without fee is hereby granted, provided that the above copyright notice and this permission notice appear in all copies.
# Halt on error
set -e
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## -- pass getopts
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usage() { echo "Usage: dev-install.sh [-q]"; }
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verbose=1
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while getopts ":q" opt; do
case ${opt} in
q ) verbose=0
;;
\? ) usage
exit 1
;;
esac
done
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## -- variables
TESTDIR="../test"
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## -- commands
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check_tex_distro() {
# check for latexmk
status=0
command -v pdflatex >/dev/null 2>&1 || status=1
if [ $status = 0 ]; then
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if [ $verbose = 1 ]; then
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echo "pdflatex found"
fi
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return 0
fi
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echo "Program 'pdflatex' not found."
echo "Be sure to have texlive or mactex installed!"
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exit 1
}
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check_trackschematic() {
# check for tikz-trackschematic
status=0
TEXMFLOCAL=$(kpsewhich --var-value TEXMFLOCAL)
DEVDIR="tex/latex/local/tikz-trackschematic-dev"
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ls $TEXMFLOCAL/$DEVDIR/tikz-trackschematic-dev.sty >> /dev/null 2>&1 || status=1
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if [ $status = 0 ]; then
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if [ $verbose = 1 ]; then
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echo "tikz-trackschematic-dev found"
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fi
return 0
fi
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echo "Library 'tikz-trackschematic-dev' not found."
echo "Be sure to have tikz-trackschematic-dev installed!"
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exit 1
}
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check_imagemagick() {
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# check for ImageMagick/compare
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status=0
command -v compare >/dev/null 2>&1 || status=1
if [ $status = 0 ]; then
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if [ $verbose = 1 ]; then
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echo "compare found"
fi
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return 0
fi
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echo "Program 'compare' not found."
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echo "Be sure to have ImageMagick installed!"
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exit 1
}
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## -- checking system
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check_tex_distro
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check_trackschematic
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check_imagemagick
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if [ "`echo -n`" = "-n" ]; then
n=""
c="\c"
else
n="-n"
c=""
fi
## -- doing the tests
#
# compare metrics
#
# AE: absolute error count, number of different pixels (-fuzz affected)
# DSSIM: structural dissimilarity index
# FUZZ: mean color distance
# MAE: mean absolute error (normalized), average channel error distance
# MEPP: mean error per pixel (normalized mean error, normalized peak error)
# MSE: mean error squared, average of the channel error squared
# NCC: normalized cross correlation
# PAE: peak absolute (normalized peak absolute)
# PHASH: perceptual hash for the sRGB and HCLp colorspaces.
# PSNR: peak signal to noise ratio
# RMSE: root mean squared (normalized root mean squared)
# SSIM: structural similarity index
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mkdir -p .testing
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if [ $verbose = 1 ]; then
echo "==========="
echo "Comparison of the expected appearance with the freshly created."
echo "-----------"
fi
for TEST in `ls $TESTDIR/*.tex`; do
FILE=$(basename "$TEST") # remove path
NAME=${FILE%.*} # remove extension
if [ $verbose = 1 ]; then
echo $n "'$NAME' test: $c"
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fi
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pdflatex -output-directory=.testing -interaction=batchmode -halt-on-error $FILE 2>&1 > /dev/null
if [ $verbose = 1 ]; then
echo $n "build complete, $c" # it is actually not in percent! But it helps them humans...
fi
compare -metric RMSE -colorspace RGB .testing/${NAME}.pdf ${NAME}_expected.pdf NULL:
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if [ $verbose = 1 ]; then
echo "% difference." # it is actually not in percent! But it helps them humans...
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fi
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done
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if [ $verbose = 1 ]; then
echo "-----------"
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echo "tests passed!"
fi