linux-ext4 - [PATCH] ext4: regression test for wrong assert in ext4_mb_normalize

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Date:	Wed, 16 Jul 2014 17:43:15 +0800
From:	Xiaoguang Wang <wangxg.fnst@...fujitsu.com>
To:	<fstests@...r.kernel.org>, <linux-ext4@...r.kernel.org>
CC:	<tytso@....edu>, <mlombard@...hat.com>,
	Xiaoguang Wang <wangxg.fnst@...fujitsu.com>
Subject: [PATCH] ext4: regression test for wrong assert in ext4_mb_normalize_request()

Regression test for:
    b5b6077 ext4: fix wrong assert in ext4_mb_normalize_request()

Signed-off-by: Xiaoguang Wang <wangxg.fnst@...fujitsu.com>
---
 tests/ext4/003     | 57 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 tests/ext4/003.out |  2 ++
 tests/ext4/group   |  1 +
 3 files changed, 60 insertions(+)
 create mode 100755 tests/ext4/003
 create mode 100644 tests/ext4/003.out

diff --git a/tests/ext4/003 b/tests/ext4/003
new file mode 100755
index 0000000..d5be9a7
--- /dev/null
+++ b/tests/ext4/003
@@ -0,0 +1,57 @@
+#! /bin/bash
+# FS QA Test No. ext4/003
+#
+# Regression test for commit:
+# b5b6077 ext4: fix wrong assert in ext4_mb_normalize_request()
+# This testcase checks whether this bug has been fixed.
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2014 Fujitsu.  All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc.,  51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+#-----------------------------------------------------------------------
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+    _scratch_unmount
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# real QA test starts here
+_supported_fs ext4
+_supported_os Linux
+
+_require_scratch
+
+rm -f $seqres.full
+
+yes | mkfs.ext4 -O bigalloc -C 65536  -g 256 $SCRATCH_DEV 512m \
+    >> $seqres.full 2>&1
+_scratch_mount || _fail "couldn't mount fs"
+
+dd if=/dev/zero of=$SCRATCH_MNT/testfile bs=1M count=256 2>&1 | _filter_dd
+
+echo "Slience is golden"
+
+status=0
+exit
diff --git a/tests/ext4/003.out b/tests/ext4/003.out
new file mode 100644
index 0000000..07f245d
--- /dev/null
+++ b/tests/ext4/003.out
@@ -0,0 +1,2 @@
+QA output created by 003
+Slience is golden
diff --git a/tests/ext4/group b/tests/ext4/group
index 7e66035..152196c 100644
--- a/tests/ext4/group
+++ b/tests/ext4/group
@@ -5,6 +5,7 @@
 #
 001 auto prealloc quick
 002 auto quick prealloc
+003 auto quick
 271 auto rw quick
 301 aio dangerous ioctl rw stress
 302 aio dangerous ioctl rw stress
-- 
1.8.2.1

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