Re: [Qemu-devel] [PATCH] tests/qmp-test: Add generic, basic test of query commands

[Thomas Huth <thuth@redhat.com>]

On 11.08.2017 11:08, Markus Armbruster wrote:
> Eric Blake <eblake@redhat.com> writes:
> 
>> On 08/10/2017 01:30 PM, Markus Armbruster wrote:
[...]
>>> We get basic test coverage for the following commands:
>>
>> Cool!
>>
>>>
>>>     qom-list-types
>>>     query-acpi-ospm-status
>>>     query-balloon               (expected to fail)
>>
>>>     query-vm-generation-id      (expected to fail)
>>
>>> Most tested commands are expected to succeed.  The test does not check
>>> the return value then.  A few commands are expected to fail because
>>> they need special arguments to succeed, and this test is too dumb to
>>> supply them.
>>
>> Sounds like it would just be a matter of adding additional command line
>> parameters to the qemu being invoked for testing those commands?
> 
> In theory, setting up the state required for a query to succeed could be
> too complex for this stupid test.
> 
> In practice, query-balloon should need just "-device virtio-balloon",
> and query-vm-generation-id should need just "-device vmgenid" and ACPI
> (I think).  Not all machines can do these devices.  Let's what I can do
> in v2.

FWIW: I think the balloon testing could also go into
tests/virtio-balloon-test.c instead ... that test is only run on
architectures where the device should be available.

 Thomas