iotests: 037: Use TEST_IMG override instead of "mv"

Signed-off-by: Fam Zheng <famz@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Message-id: 1450752561-9300-8-git-send-email-famz@redhat.com
Signed-off-by: Max Reitz <mreitz@redhat.com>

diff --git a/tests/qemu-iotests/037 b/tests/qemu-iotests/037
index 9171d8c8a6582be4816b3428b360ac7f9b22f110..586245159fa9a3417e21aa919c14ee6f73eb8b82 100755 (executable)
--- a/tests/qemu-iotests/037
+++ b/tests/qemu-iotests/037
@@ -51,6 +51,9 @@ size=128M
 echo
 echo "== creating backing file for COW tests =="
 
+TEST_IMG_SAVE="$TEST_IMG"
+TEST_IMG="$TEST_IMG.base"
+
 _make_test_img $size
 
 function backing_io()
@@ -71,7 +74,7 @@ function backing_io()
 
 backing_io 0 256 write | $QEMU_IO "$TEST_IMG" | _filter_qemu_io
 
-mv "$TEST_IMG" "$TEST_IMG.base"
+TEST_IMG="$TEST_IMG_SAVE"
 
 _make_test_img -b "$TEST_IMG.base" 6G
 

diff --git a/tests/qemu-iotests/037.out b/tests/qemu-iotests/037.out
index 55b30fdc63fe3ea10a81bf7f562b5a90df866527..cd6710c9016028fce7ad310790beecdaa5cfdfb7 100644 (file)
--- a/tests/qemu-iotests/037.out
+++ b/tests/qemu-iotests/037.out
@@ -1,7 +1,7 @@
 QA output created by 037
 
 == creating backing file for COW tests ==
-Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728
+Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=134217728
 wrote 512/512 bytes at offset 0
 512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 wrote 512/512 bytes at offset 512