[Qemu-devel] [2.4 PATCH v3 17/19] iotests: add invalid input incremental backup tests

[John Snow <jsnow@redhat.com>]

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
---
 tests/qemu-iotests/124     | 89 ++++++++++++++++++++++++++++++++++++++++++++++
 tests/qemu-iotests/124.out |  5 +++
 tests/qemu-iotests/group   |  1 +
 3 files changed, 95 insertions(+)
 create mode 100644 tests/qemu-iotests/124
 create mode 100644 tests/qemu-iotests/124.out

diff --git a/tests/qemu-iotests/124 b/tests/qemu-iotests/124
new file mode 100644
index 0000000..7985cd1
--- /dev/null
+++ b/tests/qemu-iotests/124
@@ -0,0 +1,89 @@
+#!/usr/bin/env python
+#
+# Tests for incremental drive-backup
+#
+# Copyright (C) 2015 John Snow for Red Hat, Inc.
+#
+# Based on 056.
+#
+# 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
+
+
+def io_write_patterns(img, patterns):
+    for pattern in patterns:
+        iotests.qemu_io('-c', 'write -P%s %s %s' % pattern, img)
+
+
+class TestIncrementalBackup(iotests.QMPTestCase):
+    def setUp(self):
+        self.bitmaps = list()
+        self.files = list()
+        self.vm = iotests.VM()
+        self.test_img = os.path.join(iotests.test_dir, 'base.img')
+        self.full_bak = os.path.join(iotests.test_dir, 'backup.img')
+        self.foo_img = os.path.join(iotests.test_dir, 'foo.bar')
+        self.img_create(self.test_img, iotests.imgfmt)
+        self.vm.add_drive(self.test_img)
+        # Create a base image with a distinctive patterning
+        io_write_patterns(self.test_img, (('0x41', 0, 512),
+                                          ('0xd5', '1M', '32k'),
+                                          ('0xdc', '32M', '124k')))
+        self.vm.launch()
+
+
+    def img_create(self, img, fmt=iotests.imgfmt, size='64M',
+                   parent=None, parentFormat=None):
+        plist = list()
+        if parent:
+            if parentFormat is None:
+                parentFormat = fmt
+            iotests.qemu_img('create', '-f', fmt, img, size,
+                             '-b', parent, '-F', parentFormat)
+        else:
+            iotests.qemu_img('create', '-f', fmt, img, size)
+        self.files.append(img)
+
+    def test_sync_dirty_bitmap_missing(self):
+        self.assert_no_active_block_jobs()
+        self.files.append(self.foo_img)
+        result = self.vm.qmp('drive-backup', device='drive0',
+                             sync='dirty-bitmap', format=iotests.imgfmt,
+                             target=self.foo_img)
+        self.assert_qmp(result, 'error/class', 'GenericError')
+
+
+    def test_sync_dirty_bitmap_not_found(self):
+        self.assert_no_active_block_jobs()
+        self.files.append(self.foo_img)
+        result = self.vm.qmp('drive-backup', device='drive0',
+                             sync='dirty-bitmap', bitmap='unknown',
+                             format=iotests.imgfmt, target=self.foo_img)
+        self.assert_qmp(result, 'error/class', 'GenericError')
+
+
+    def tearDown(self):
+        self.vm.shutdown()
+        for filename in self.files:
+            try:
+                os.remove(filename)
+            except OSError:
+                pass
+
+
+if __name__ == '__main__':
+    iotests.main(supported_fmts=['qcow2'])
diff --git a/tests/qemu-iotests/124.out b/tests/qemu-iotests/124.out
new file mode 100644
index 0000000..fbc63e6
--- /dev/null
+++ b/tests/qemu-iotests/124.out
@@ -0,0 +1,5 @@
+..
+----------------------------------------------------------------------
+Ran 2 tests
+
+OK
diff --git a/tests/qemu-iotests/group b/tests/qemu-iotests/group
index 71f19d4..e99702c 100644
--- a/tests/qemu-iotests/group
+++ b/tests/qemu-iotests/group
@@ -121,4 +121,5 @@
 114 rw auto quick
 116 rw auto quick
 123 rw auto quick
+124 rw auto backing
 128 rw auto quick
-- 
1.9.3