btrfs-progs: tests: add script to clean intermediate images

Signed-off-by: David Sterba <dsterba@suse.cz>

Makefile.in

@@ -169,6 +169,10 @@ test-fsck: btrfs btrfs-image btrfs-corrupt-block btrfs-debug-tree mkfs.btrfs
 	@echo "    [TEST]   fsck-tests.sh"
 	$(Q)bash tests/fsck-tests.sh
 
+test-clean:
+	@echo "Cleaning tests"
+	$(Q)bash tests/clean-tests.sh
+
 test: test-fsck test-convert
 
 #

tests/clean-tests.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+# remove all intermediate files from tests
+
+if [ "$BUILD_VERBOSE" = 1 ]; then
+	verbose=-print
+fi
+
+SCRIPT_DIR=$(dirname $(readlink -f $0))
+TOP=$(readlink -f $SCRIPT_DIR/../)
+
+if ! cd $TOP/tests; then
+	echo "ERROR: cannot cd to $TOP/tests"
+	exit 1
+fi
+
+find fsck-tests -type f -name '*.restored' $verbose -delete
+
+# do not remove, the file could have special permissions set
+echo -n > test.img