On 2018-08-07 16:49, Alberto Garcia wrote: > On Thu 28 Jun 2018 02:07:21 AM CEST, Max Reitz wrote: >> This function queries a node; since we cannot do that right now, it >> executes query-named-block-nodes and returns the matching node's object. >> >> Signed-off-by: Max Reitz <mre...@redhat.com> >> --- >> tests/qemu-iotests/iotests.py | 7 +++++++ >> 1 file changed, 7 insertions(+) >> >> diff --git a/tests/qemu-iotests/iotests.py b/tests/qemu-iotests/iotests.py >> index 5c45788dac..3b18907f6a 100644 >> --- a/tests/qemu-iotests/iotests.py >> +++ b/tests/qemu-iotests/iotests.py >> @@ -465,6 +465,13 @@ class VM(qtest.QEMUQtestMachine): >> else: >> iotests.log(ev) >> >> + def node_info(self, node_name): >> + nodes = self.qmp('query-named-block-nodes') >> + for x in nodes['return']: >> + if x['node-name'] == node_name: >> + return x >> + assert False >> + > > There are cases in which you want to verify that a node doesn't exist > anymore (e.g. after you have removed it), so it would be nice to return > None if the node doesn't exist.
Can do (and then maybe add a wrapper function that aborts if the node doesn't exist). Thanks for reviewing! Max > I actually have a similar function (minus the "return None" part) in one > of my tests from the blockdev-reopen series, so I could make use of this > one instead. > > Berto >
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