[PATCH 3/4] tests: Tests for io mode io_uring

[Peter Krempa]

On Sat, Apr 18, 2020 at 23:57:53 +0800, Han Han wrote:
> Signed-off-by: Han Han <hhan at redhat.com>
> ---
>  tests/qemublocktest.c                         |  1 +
>  ...le-backing_basic-aio_io_uring-srconly.json | 44 +++++++++++++
>  .../file-backing_basic-aio_io_uring.json      | 66 +++++++++++++++++++
>  .../file-backing_basic-aio_io_uring.xml       | 47 +++++++++++++
>  .../disk-aio-io_uring.x86_64-latest.args      | 40 +++++++++++
>  tests/qemuxml2argvdata/disk-aio-io_uring.xml  | 30 +++++++++
>  tests/qemuxml2argvtest.c                      |  1 +
>  .../disk-aio-io_uring.x86_64-latest.xml       | 39 +++++++++++
>  tests/qemuxml2xmltest.c                       |  1 +
>  9 files changed, 269 insertions(+)
>  create mode 100644 tests/qemublocktestdata/xml2json/file-backing_basic-aio_io_uring-srconly.json
>  create mode 100644 tests/qemublocktestdata/xml2json/file-backing_basic-aio_io_uring.json
>  create mode 100644 tests/qemublocktestdata/xml2json/file-backing_basic-aio_io_uring.xml
>  create mode 100644 tests/qemuxml2argvdata/disk-aio-io_uring.x86_64-latest.args
>  create mode 100644 tests/qemuxml2argvdata/disk-aio-io_uring.xml
>  create mode 100644 tests/qemuxml2xmloutdata/disk-aio-io_uring.x86_64-latest.xml

The series doesn't pass 'make check' at this point since the RNG schema
is fixed only in commit 4. So the patches need to be reordered.

> diff --git a/tests/qemuxml2argvdata/disk-aio-io_uring.xml b/tests/qemuxml2argvdata/disk-aio-io_uring.xml
> new file mode 100644
> index 00000000..b067cc72
> --- /dev/null
> +++ b/tests/qemuxml2argvdata/disk-aio-io_uring.xml
> @@ -0,0 +1,30 @@
> +<domain type='qemu'>
> +  <name>QEMUGuest1</name>
> +  <uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
> +  <memory unit='KiB'>219100</memory>
> +  <currentMemory unit='KiB'>219100</currentMemory>
> +  <vcpu placement='static'>1</vcpu>
> +  <os>
> +    <type arch='x86_64' machine='pc'>hvm</type>
> +    <boot dev='hd'/>
> +  </os>
> +  <clock offset='utc'/>
> +  <on_poweroff>destroy</on_poweroff>
> +  <on_reboot>restart</on_reboot>
> +  <on_crash>destroy</on_crash>
> +  <devices>
> +    <emulator>/usr/bin/qemu-system-x86_64</emulator>
> +    <disk type='block' device='disk'>
> +      <driver name='qemu' type='qcow2' io='io_uring'/>
> +      <source dev='/dev/HostVG/QEMUGuest1'/>
> +      <target dev='hda' bus='ide'/>

Please use virtio-blk/scsi here. Using a high-performance backend with IDE
emulation frontend doesn't make much sense and gives bad examples. 

> +      <address type='drive' controller='0' bus='0' target='0' unit='0'/>
> +    </disk>
> +    <controller type='usb' index='0'/>
> +    <controller type='ide' index='0'/>
> +    <controller type='pci' index='0' model='pci-root'/>
> +    <input type='mouse' bus='ps2'/>
> +    <input type='keyboard' bus='ps2'/>
> +    <memballoon model='virtio'/>
> +  </devices>
> +</domain>

After reordering:

Reviewed-by: Peter Krempa <pkrempa at redhat.com>