iotests: Move qmp_to_opts() to VM

qmp_to_opts() used to be a method of QMPTestCase, but recently we
started to add more Python test cases that don't make use of
QMPTestCase. In order to make the method usable there, move it to VM.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>

3 files changed, 27 insertions, 26 deletions

diff --git a/tests/qemu-iotests/041 b/tests/qemu-iotests/041
index e945879..c20ac7d 100755
--- a/tests/qemu-iotests/041
+++ b/tests/qemu-iotests/041
@@ -1030,9 +1030,9 @@ class TestOrphanedSource(iotests.QMPTestCase):
                  'read-only': 'on' }
 
         self.vm = iotests.VM()
-        self.vm.add_blockdev(self.qmp_to_opts(blk0))
-        self.vm.add_blockdev(self.qmp_to_opts(blk1))
-        self.vm.add_blockdev(self.qmp_to_opts(blk2))
+        self.vm.add_blockdev(self.vm.qmp_to_opts(blk0))
+        self.vm.add_blockdev(self.vm.qmp_to_opts(blk1))
+        self.vm.add_blockdev(self.vm.qmp_to_opts(blk2))
         self.vm.launch()
 
     def tearDown(self):
diff --git a/tests/qemu-iotests/155 b/tests/qemu-iotests/155
index 42dae04..63a5b5e 100755
--- a/tests/qemu-iotests/155
+++ b/tests/qemu-iotests/155
@@ -63,7 +63,7 @@ class BaseClass(iotests.QMPTestCase):
                     'driver': iotests.imgfmt,
                     'file': {'driver': 'file',
                              'filename': source_img}}
-        self.vm.add_blockdev(self.qmp_to_opts(blockdev))
+        self.vm.add_blockdev(self.vm.qmp_to_opts(blockdev))
         self.vm.add_device('virtio-blk,id=qdev0,drive=source')
         self.vm.launch()
 
diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index ed08e06..28159d83 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -363,6 +363,27 @@ class VM(qtest.QEMUQtestMachine):
         return self.qmp('human-monitor-command',
                         command_line='qemu-io %s "%s"' % (drive, cmd))
 
+    def flatten_qmp_object(self, obj, output=None, basestr=''):
+        if output is None:
+            output = dict()
+        if isinstance(obj, list):
+            for i in range(len(obj)):
+                self.flatten_qmp_object(obj[i], output, basestr + str(i) + '.')
+        elif isinstance(obj, dict):
+            for key in obj:
+                self.flatten_qmp_object(obj[key], output, basestr + key + '.')
+        else:
+            output[basestr[:-1]] = obj # Strip trailing '.'
+        return output
+
+    def qmp_to_opts(self, obj):
+        obj = self.flatten_qmp_object(obj)
+        output_list = list()
+        for key in obj:
+            output_list += [key + '=' + obj[key]]
+        return ','.join(output_list)
+
+
 
 index_re = re.compile(r'([^\[]+)\[([^\]]+)\]')
 
@@ -390,26 +411,6 @@ class QMPTestCase(unittest.TestCase):
                     self.fail('invalid index "%s" in path "%s" in "%s"' % (idx, path, str(d)))
         return d
 
-    def flatten_qmp_object(self, obj, output=None, basestr=''):
-        if output is None:
-            output = dict()
-        if isinstance(obj, list):
-            for i in range(len(obj)):
-                self.flatten_qmp_object(obj[i], output, basestr + str(i) + '.')
-        elif isinstance(obj, dict):
-            for key in obj:
-                self.flatten_qmp_object(obj[key], output, basestr + key + '.')
-        else:
-            output[basestr[:-1]] = obj # Strip trailing '.'
-        return output
-
-    def qmp_to_opts(self, obj):
-        obj = self.flatten_qmp_object(obj)
-        output_list = list()
-        for key in obj:
-            output_list += [key + '=' + obj[key]]
-        return ','.join(output_list)
-
     def assert_qmp_absent(self, d, path):
         try:
             result = self.dictpath(d, path)
@@ -444,8 +445,8 @@ class QMPTestCase(unittest.TestCase):
         '''Asserts that the given filename is a json: filename and that its
            content is equal to the given reference object'''
         self.assertEqual(json_filename[:5], 'json:')
-        self.assertEqual(self.flatten_qmp_object(json.loads(json_filename[5:])),
-                         self.flatten_qmp_object(reference))
+        self.assertEqual(self.vm.flatten_qmp_object(json.loads(json_filename[5:])),
+                         self.vm.flatten_qmp_object(reference))
 
     def cancel_and_wait(self, drive='drive0', force=False, resume=False):
         '''Cancel a block job and wait for it to finish, returning the event'''