[Qemu-block] [RFC PATCH 16/16] iotests: Add persistent bitmap test case 141

[Fam Zheng]

For now it merely invokes block-dirty-bitmap-{add,set-persistent}.
Verification of the bitmap data and user data to be added in the future.

Signed-off-by: Fam Zheng <address@hidden>
---
 tests/qemu-iotests/141     | 62 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/141.out |  5 ++++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 68 insertions(+)
 create mode 100644 tests/qemu-iotests/141
 create mode 100644 tests/qemu-iotests/141.out

diff --git a/tests/qemu-iotests/141 b/tests/qemu-iotests/141
new file mode 100644
index 0000000..434c7ce
--- /dev/null
+++ b/tests/qemu-iotests/141
@@ -0,0 +1,62 @@
+#!/usr/bin/env python
+#
+# Tests for persistent dirty bitmap
+#
+# Copyright (C) 2016 Red Hat, Inc.
+#
+# 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; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will 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, see <http://www.gnu.org/licenses/>.
+#
+
+import os
+import iotests
+from iotests import qemu_img, qemu_io
+
+test_img = os.path.join(iotests.test_dir, 'test.img')
+
+class TestPersistentDirtyBitmap(iotests.QMPTestCase):
+    image_len = 64 * 1024 * 1024 # MB
+    def setUp(self):
+        # Write data to the image so we can compare later
+        qemu_img('create', '-f', iotests.imgfmt, test_img, str(self.image_len))
+        self.vm = iotests.VM().add_drive(test_img)
+        self.vm.launch()
+
+    def tearDown(self):
+        self.vm.shutdown()
+        os.remove(test_img)
+
+    def do_test_create(self, n):
+        def make_range(k):
+            return (k * 65536, 512)
+        r = range(n)
+        for i in r:
+            result = self.vm.qmp('block-dirty-bitmap-add', node='drive0',
+                            name='bitmap-%d' % i,
+                            persistent=True)
+            self.assert_qmp(result, 'return', {})
+            self.vm.hmp_qemu_io('drive0', 'write -P %d %d %d' % ((i % 255,) + 
make_range(i)))
+        for i in r:
+            result = self.vm.qmp('block-dirty-bitmap-set-persistent',
+                                 node='drive0', name='bitmap-%d' % i,
+                                 persistent=False)
+            self.assert_qmp(result, 'return', {})
+
+    def test_simple_one(self):
+        self.do_test_create(1)
+
+    def test_simple_multiple(self):
+        self.do_test_create(10)
+
+if __name__ == '__main__':
+    iotests.main(supported_fmts=['qbm'])
diff --git a/tests/qemu-iotests/141.out b/tests/qemu-iotests/141.out
new file mode 100644
index 0000000..fbc63e6
--- /dev/null
+++ b/tests/qemu-iotests/141.out
@@ -0,0 +1,5 @@
+..
+----------------------------------------------------------------------
+Ran 2 tests
+
+OK
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index e220a00..877bdbb 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -142,4 +142,5 @@
 138 rw auto quick
 139 rw auto quick
 140 rw auto quick
+141 rw auto quick
 142 auto
-- 
2.4.3