[Qemu-devel] [PATCH v2 2/2] qemu-iotests: Extend test 026

[Max Reitz]

Extend test case 026 by an aio_write fail test, which should not result
in any leaked clusters.

Signed-off-by: Max Reitz <address@hidden>
---
 tests/qemu-iotests/026             | 31 +++++++++++++++++++++++++++++++
 tests/qemu-iotests/026.out         |  8 ++++++++
 tests/qemu-iotests/026.out.nocache |  8 ++++++++
 3 files changed, 47 insertions(+)

diff --git a/tests/qemu-iotests/026 b/tests/qemu-iotests/026
index ebe29d0..a9dfe36 100755
--- a/tests/qemu-iotests/026
+++ b/tests/qemu-iotests/026
@@ -193,6 +193,37 @@ done
 done
 done
 
+echo
+echo === Write leak test ===
+echo
+CLUSTER_SIZE=512
+
+for event in write_aio; do
+for errno in 28; do
+for imm in off; do
+for once in on; do
+
+cat > "$TEST_DIR/blkdebug.conf" <<EOF
+[inject-error]
+event = "$event"
+errno = "$errno"
+immediately = "$imm"
+once = "$once"
+EOF
+
+_make_test_img 1G
+
+echo
+echo "Event: $event; errno: $errno; imm: $imm; once: $once"
+$QEMU_IO -c "write 0 128k" "$BLKDBG_TEST_IMG" | _filter_qemu_io
+
+_check_test_img 2>&1 | grep -v "refcount=1 reference=0"
+
+done
+done
+done
+done
+
 # success, all done
 echo "*** done"
 rm -f $seq.full
diff --git a/tests/qemu-iotests/026.out b/tests/qemu-iotests/026.out
index 1504579..c94daca 100644
--- a/tests/qemu-iotests/026.out
+++ b/tests/qemu-iotests/026.out
@@ -599,4 +599,12 @@ write failed: No space left on device
 
 96 leaked clusters were found on the image.
 This means waste of disk space, but no harm to data.
+
+=== Write leak test ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
+
+Event: write_aio; errno: 28; imm: off; once: on
+write failed: No space left on device
+No errors were found on the image.
 *** done
diff --git a/tests/qemu-iotests/026.out.nocache 
b/tests/qemu-iotests/026.out.nocache
index c9d242e..962bb71 100644
--- a/tests/qemu-iotests/026.out.nocache
+++ b/tests/qemu-iotests/026.out.nocache
@@ -607,4 +607,12 @@ write failed: No space left on device
 
 96 leaked clusters were found on the image.
 This means waste of disk space, but no harm to data.
+
+=== Write leak test ===
+
+Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=1073741824 
+
+Event: write_aio; errno: 28; imm: off; once: on
+write failed: No space left on device
+No errors were found on the image.
 *** done
-- 
1.8.3.1