From 26e3ec10db15409256bf773ad93c944156697e9e Mon Sep 17 00:00:00 2001
From: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
Date: Sat, 20 Aug 2022 14:38:49 +0200
Subject: Overhaul tar compression test script, add to corpora test set

 - Make the script faster by unpacking everything at once instead
   of file-by-file
 - Also compare symlinks and directories
 - More verbose output

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>
---
 tests/Makemodule.am     |  6 ++++--
 tests/tarcompress.sh.in | 39 +++++++++++++++++++++++++++++++--------
 2 files changed, 35 insertions(+), 10 deletions(-)

(limited to 'tests')

diff --git a/tests/Makemodule.am b/tests/Makemodule.am
index 0ae3f8b..39db3ba 100644
--- a/tests/Makemodule.am
+++ b/tests/Makemodule.am
@@ -6,8 +6,10 @@ include tests/libsqfs/Makemodule.am
 
 if BUILD_TOOLS
 if CORPORA_TESTS
-check_SCRIPTS += tests/cantrbry.sh tests/test_tar_sqfs.sh tests/pack_dir_root.sh
-TESTS += tests/cantrbry.sh tests/test_tar_sqfs.sh tests/pack_dir_root.sh
+check_SCRIPTS += tests/cantrbry.sh tests/test_tar_sqfs.sh \
+		tests/pack_dir_root.sh tests/tarcompress.sh
+TESTS += tests/cantrbry.sh tests/test_tar_sqfs.sh \
+	tests/pack_dir_root.sh tests/tarcompress.sh
 endif
 endif
 
diff --git a/tests/tarcompress.sh.in b/tests/tarcompress.sh.in
index 99075a2..726f4e8 100644
--- a/tests/tarcompress.sh.in
+++ b/tests/tarcompress.sh.in
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -e
 
@@ -31,18 +31,41 @@ rm "$DIR/out2.sqfs" "$DIR/out3.sqfs"
 rm "$DIR/linux-3.11.tar.bz2"
 rm "$DIR/linux-3.11.tar.gz"
 
-# every file that exists in the tar ball MUST exist in the squashfs image
-# and they MUST be identical
+# unpack tarball and squashfs image
 tar -C "$DIR" -xf "$DIR/linux-3.11.tar.xz"
+rm "$DIR/linux-3.11.tar.xz"
+
+"$RDSQFS" -DSF -u / -p "$DIR/sqfs/" "$DIR/out1.sqfs"
+rm "$DIR/out1.sqfs"
 
+# every file that exists in the tar ball MUST exist in the squashfs image
+# and they MUST be identical
 find "$DIR/linux-3.11" -type f | sed "s#$DIR/##" | \
 while read fname; do
-	"$RDSQFS" -c "$fname" "$DIR/out1.sqfs" > "$DIR/temp"
+	set -e
+	diff "$DIR/$fname" "$DIR/sqfs/$fname"
+	rm "$DIR/sqfs/$fname" "$DIR/$fname"
+	echo "match $DIR/$fname"
+done
 
-	diff "$DIR/$fname" "$DIR/temp"
+find "$DIR/linux-3.11" -type l | sed "s#$DIR/##" | \
+while read fname; do
+	set -e
+	a=$(readlink "$DIR/$fname")
+	b=$(readlink "$DIR/sqfs/$fname")
+	[ "x$a" = "x$b" ] || exit 1
+	unlink "$DIR/sqfs/$fname"
+	unlink "$DIR/$fname"
+	echo "match $DIR/$fname"
+done
+
+# match directories and cleanup at the same time
+find "$DIR/linux-3.11" -type d | sed "s#$DIR/##" | sort -ur | \
+while read fname; do
+	set -e
+	rmdir "$DIR/$fname" "$DIR/sqfs/$fname"
 done
 
-# cleanup
-rm "$DIR/temp" "$DIR/out1.sqfs" "$DIR/linux-3.11.tar.xz"
-rm --one-file-system -rf "$DIR/linux-3.11"
+rmdir "$DIR/sqfs"
 rmdir "$DIR"
+echo "DONE!"
-- 
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