Re: [PATCH spice-gtk v4 27/29] test-cd-emu: Test detach and reattach

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Frediano Ziglio writes:

> Make sure device can be detached and attached again.
>
> Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
> ---
>  tests/cd-emu.c | 105 +++++++++++++++++++++++++++++++++++--------------
>  1 file changed, 76 insertions(+), 29 deletions(-)
>
> diff --git a/tests/cd-emu.c b/tests/cd-emu.c
> index f0966662..8bc3a7ed 100644
> --- a/tests/cd-emu.c
> +++ b/tests/cd-emu.c
> @@ -113,6 +113,67 @@ static void decrement_allocated(gpointer data G_GNUC_UNUSED, GObject *old_gobjec
>          spice_usb_backend_read_guest_data(usb_ch, (uint8_t*)data, G_N_ELEMENTS(data)); \
>      } while(0)
>
> +static void
> +device_iteration(const int loop, const bool attach_on_connect)
> +{
> +    GError *err = NULL;
> +    unsigned int hellos_expected, messages_expected;
> +
> +printf("LOOP %d\n", loop);

Stray printf? Or if you want to keep it, indentation?

> +    hellos_expected = hellos_sent;
> +    messages_expected = messages_sent;
> +
> +    if (ch_state == SPICE_CHANNEL_STATE_UNCONNECTED) {
> +        ch_state = SPICE_CHANNEL_STATE_CONNECTING;
> +    }
> +    if (attach_on_connect) {
> +        g_assert_true(spice_usb_backend_channel_attach(usb_ch, device, &err));
> +        g_assert_null(err);
> +        if (ch_state == SPICE_CHANNEL_STATE_READY) {
> +            hellos_expected = MIN(hellos_expected + 1, 1);
> +            ++messages_expected;
> +        } else {
> +            g_assert_cmpint(messages_sent, ==, messages_expected);
> +        }
> +    }
> +    g_assert_cmpint(hellos_sent, ==, hellos_expected);
> +    g_assert_cmpint(messages_sent, >=, messages_expected);
> +
> +    // try to get initial data
> +    if (ch_state == SPICE_CHANNEL_STATE_CONNECTING) {
> +        ch_state = SPICE_CHANNEL_STATE_READY;
> +        spice_usb_backend_channel_flush_writes(usb_ch);
> +        hellos_expected = MIN(hellos_expected + 1, 1);
> +        ++messages_expected;
> +    }
> +
> +    // we should get an hello (only one!)
> +    g_assert_cmpint(hellos_sent, ==, hellos_expected);
> +    g_assert_cmpint(messages_sent, >=, messages_expected);
> +
> +    // send hello reply
> +    if (loop == 0) {
> +        DATA_START
> +            0x00,0x00,0x00,0x00,0x44,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //000 ....D.......
> +            0x71,0x65,0x6d,0x75,0x20,0x75,0x73,0x62,0x2d,0x72,0x65,0x64, //00c qemu usb-red
> +            0x69,0x72,0x20,0x67,0x75,0x65,0x73,0x74,0x20,0x33,0x2e,0x30, //018 ir guest 3.0
> +            0x2e,0x31,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //024 .1..........
> +            0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //030 ............
> +            0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //03c ............
> +            0x00,0x00,0x00,0x00,0xff,0x00,0x00,0x00,                     //048 ........

I guess it was probably a direct dump from od or something, but maybe it
would be more readable replacing 0x71 with 'q' and so on?

> +        DATA_SEND;
> +    }
> +
> +    if (!attach_on_connect) {
> +        g_assert_true(spice_usb_backend_channel_attach(usb_ch, device, &err));
> +        g_assert_null(err);
> +    }
> +    g_assert_cmpint(hellos_sent, ==, 1);
> +    g_assert_cmpint(messages_sent, >, 1);
> +
> +    spice_usb_backend_channel_detach(usb_ch);
> +}
> +
>  static void attach(const void *param)
>  {
>      const bool attach_on_connect = !!GPOINTER_TO_UINT(param);
> @@ -156,44 +217,30 @@ static void attach(const void *param)
>      g_assert_true(create_emulated_cd(be, &params, &err));
>      g_assert_null(err);
>      g_assert_nonnull(device);
> +    g_assert_false(device->edev_configured);
>
>      usb_ch = spice_usb_backend_channel_new(be, SPICE_USBREDIR_CHANNEL(ch));
>      g_assert_nonnull(usb_ch);
>
> -    // attach on connect
> -    ch_state = SPICE_CHANNEL_STATE_CONNECTING;
> -    if (attach_on_connect) {
> -        g_assert_true(spice_usb_backend_channel_attach(usb_ch, device, &err));
> -        g_assert_null(err);
> +    for (int loop = 0; loop < 2; ++loop) {
> +        device_iteration(loop, attach_on_connect);
>      }
> -    g_assert_cmpint(hellos_sent, ==, 0);
> -    g_assert_cmpint(messages_sent, ==, 0);
>
> -    // try to get initial data
> -    ch_state = SPICE_CHANNEL_STATE_READY;
> -    spice_usb_backend_channel_flush_writes(usb_ch);
> +/*
>
> -    // we should get an hello (only one!)
> -    g_assert_cmpint(hellos_sent, ==, 1);
> -    g_assert_cmpint(messages_sent, ==, 1);
> +> to server/guest
> +< to client from server/guest
>
> -    // send hello reply
> -    DATA_START
> -        0x00,0x00,0x00,0x00,0x44,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //000 ....D.......
> -        0x71,0x65,0x6d,0x75,0x20,0x75,0x73,0x62,0x2d,0x72,0x65,0x64, //00c qemu usb-red
> -        0x69,0x72,0x20,0x67,0x75,0x65,0x73,0x74,0x20,0x33,0x2e,0x30, //018 ir guest 3.0
> -        0x2e,0x31,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //024 .1..........
> -        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //030 ............
> -        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, //03c ............
> -        0x00,0x00,0x00,0x00,0xff,0x00,0x00,0x00,                     //048 ........
> -    DATA_SEND;
> +> usb_redir_interface_info,
> +> usb_redir_ep_info,
> +> usb_redir_device_connect
>
> -    if (!attach_on_connect) {
> -        g_assert_true(spice_usb_backend_channel_attach(usb_ch, device, &err));
> -        g_assert_null(err);
> -    }
> -    g_assert_cmpint(hellos_sent, ==, 1);
> -    g_assert_cmpint(messages_sent, >, 1);
> +< usb_redir_reset
> +< usb_redir_control_packet
> +
> +> usb_redir_control_packet
> +
> +*/
>
>      // cleanup
>      spice_usb_backend_device_unref(device);


--
Cheers,
Christophe de Dinechin (IRC c3d)
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