From ab612b4eb2e65ad61268232c52fe9a424586fece Mon Sep 17 00:00:00 2001
From: Werner Almesberger <werner@almesberger.net>
Date: Tue, 26 Jul 2016 08:28:39 -0300
Subject: [PATCH] sch2fig/test/: tools for comparison with reference results

---
 sch2fig/test/README | 24 ++++++++++++++++++++++++
 sch2fig/test/comp   | 15 +++++++++++++++
 sch2fig/test/genpng | 32 ++++++++++++++++++++++++++++++++
 3 files changed, 71 insertions(+)
 create mode 100644 sch2fig/test/README
 create mode 100755 sch2fig/test/comp
 create mode 100755 sch2fig/test/genpng

diff --git a/sch2fig/test/README b/sch2fig/test/README
new file mode 100644
index 0000000..fdc81f2
--- /dev/null
+++ b/sch2fig/test/README
@@ -0,0 +1,24 @@
+Setup
+-----
+
+git clone https://neo900.org/git/ee.git neo900-ee
+cd neo900-ee
+git reset --hard 57eebdcf573311c049bc57527bc03a517aff0fef
+
+cd ..
+
+git clone git://projects.qi-hardware.com/kicad-libs.git
+cd kicad-libs
+git reset --hard 143fa7fe10cabbfe1cb12d010c7426d482d7e6f4
+
+cd ..
+
+./genpng ref
+
+
+Run test
+--------
+
+./genpng
+./comp
+qiv -t _diff*.png
diff --git a/sch2fig/test/comp b/sch2fig/test/comp
new file mode 100755
index 0000000..55e1052
--- /dev/null
+++ b/sch2fig/test/comp
@@ -0,0 +1,15 @@
+#!/bin/sh
+diffs=0
+rm -f _diff*png
+for n in out*.png; do
+	ref=ref${n#out}
+	diff=_diff${n#out}
+	if ! compare -metric AE $ref $n - >/dev/null; then
+		diffs=`expr $diffs + 1`
+		compare -metric AE $ref $n $diff
+	fi
+done
+echo
+[ $diffs = 0 ] && exit 0
+echo "$diffs difference(s)" 1>&2
+exit 1
diff --git a/sch2fig/test/genpng b/sch2fig/test/genpng
new file mode 100755
index 0000000..827e9b0
--- /dev/null
+++ b/sch2fig/test/genpng
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+usage()
+{
+	echo "usage: $0 [[dir] prefix]" 1>&2
+	exit 1
+}
+
+
+[ "$3" ] && usage
+[ "${1#-}" != "$1" ] && usage
+
+dir=.
+if [ "$2" ]; then
+	dir=$1
+	shift
+fi
+prefix=${1:-out}
+
+sheet=1
+while [ $sheet -le 37 ]; do
+	echo -n .
+	sn=`printf '%02d' $sheet`
+	file=$dir/$prefix$sn.png
+	$dir/../sch2fig -DSHEET=$sn -t $dir/frame.fig \
+	    $dir/neo900-ee/hw/neo900.lib \
+	    $dir/kicad-libs/components/powered.lib \
+	    $dir/neo900-ee/hw/neo900_SS_$sheet.sch |
+	    fig2dev -L png -m 2 >$file
+	sheet=`expr $sheet + 1`
+done
+echo