From fa7241ac10bf9b47c3d20d557fdca0aa0a468484 Mon Sep 17 00:00:00 2001
From: Alan Coopersmith <alan.coopersmith@oracle.com>
Date: Sat, 9 Apr 2022 15:42:10 -0700
Subject: test: add round-trip-test for atobm & bmtoa

Signed-off-by: Alan Coopersmith <alan.coopersmith@oracle.com>
---
 Makefile.am             |  2 ++
 configure.ac            |  1 +
 test/round-trip-test.in | 27 +++++++++++++++++++++++++++
 3 files changed, 30 insertions(+)
 create mode 100644 test/round-trip-test.in

diff --git a/Makefile.am b/Makefile.am
index 5b2a060..f6f411f 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -74,6 +74,8 @@ dist_appdefault_DATA = \
 	app-defaults/Bitmap-nocase \
 	app-defaults/Bitmap
 
+TESTS = test/round-trip-test
+
 MAINTAINERCLEANFILES = ChangeLog INSTALL
 
 .PHONY: ChangeLog INSTALL
diff --git a/configure.ac b/configure.ac
index ee246bf..50b57dc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -68,4 +68,5 @@ AC_SUBST(appdefaultdir)
 
 AC_CONFIG_FILES([Makefile
            man/Makefile])
+AC_CONFIG_FILES([test/round-trip-test], [chmod +x test/round-trip-test])
 AC_OUTPUT
diff --git a/test/round-trip-test.in b/test/round-trip-test.in
new file mode 100644
index 0000000..788ac2e
--- /dev/null
+++ b/test/round-trip-test.in
@@ -0,0 +1,27 @@
+#! /bin/sh
+
+prefix="@prefix@"
+builddir="@builddir@"
+BITMAP_SRC="${srcdir}/bitmaps"
+BITMAP_INC="@includedir@/X11/bitmaps"
+
+error_count=0
+for bm in ${BITMAP_SRC}/* ${BITMAP_INC}/* ; do
+    if [ -f ${bm} ] ; then
+        echo ${bm}
+        bmbase="$(basename ${bm})"
+        ${builddir}/bmtoa "${bm}" > bma.out
+        error_count=$(( error_count + $? ))
+        ${builddir}/atobm -name "${bmbase}" bma.out > abm.out
+        error_count=$(( error_count + $? ))
+        ${builddir}/bmtoa abm.out > bma.out.2
+        error_count=$(( error_count + $? ))
+        cmp bma.out bma.out.2
+        if [[ $? != 0 ]] ; then
+            exit 1
+        fi
+        rm abm.out bma.out bma.out.2
+    fi
+done
+
+exit $error_count
-- 
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