[Top][All Lists]

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[Qemu-devel] [PATCH v5 10/11] iotests: implement pretty-print for log an

From: John Snow
Subject: [Qemu-devel] [PATCH v5 10/11] iotests: implement pretty-print for log and qmp_log
Date: Wed, 19 Dec 2018 21:29:51 -0500

If iotests have lines exceeding >998 characters long, git doesn't
want to send it plaintext to the list. We can solve this by allowing
the iotests to use pretty printed QMP output that we can match against

As a bonus, it's much nicer for human eyes too.

Signed-off-by: John Snow <address@hidden>
 tests/qemu-iotests/iotests.py | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py
index dcd0c6f71d..d65bcaf953 100644
--- a/tests/qemu-iotests/iotests.py
+++ b/tests/qemu-iotests/iotests.py
@@ -284,13 +284,18 @@ def filter_img_info(output, filename):
     return '\n'.join(lines)
-def log(msg, filters=[]):
+def log(msg, filters=[], indent=None):
+    '''Logs either a string message or a JSON serializable message (like QMP).
+    If indent is provided, JSON serializable messages are pretty-printed.'''
     for flt in filters:
         msg = flt(msg)
     if isinstance(msg, dict) or isinstance(msg, list):
+        # Python < 3.4 needs to know not to add whitespace when 
+        separators = (', ', ': ') if indent is None else (',', ': ')
         # Don't sort if it's already sorted
         do_sort = not isinstance(msg, OrderedDict)
-        print(json.dumps(msg, sort_keys=do_sort))
+        print(json.dumps(msg, sort_keys=do_sort,
+                         indent=indent, separators=separators))
@@ -479,14 +484,14 @@ class VM(qtest.QEMUQtestMachine):
         return result
-    def qmp_log(self, cmd, filters=[], **kwargs):
+    def qmp_log(self, cmd, filters=[], indent=None, **kwargs):
         full_cmd = OrderedDict((
             ("execute", cmd),
             ("arguments", ordered_kwargs(kwargs))
-        log(full_cmd, filters)
+        log(full_cmd, filters, indent=indent)
         result = self.qmp(cmd, **kwargs)
-        log(result, filters)
+        log(result, filters, indent=indent)
         return result
     def run_job(self, job, auto_finalize=True, auto_dismiss=False):

reply via email to

[Prev in Thread] Current Thread [Next in Thread]