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diff --git a/src/tests/ref-tests/wayland_buffer_single_pixel_buffer_4.ref.png b/src/tests/ref-tests/wayland_buffer_single_pixel_buffer_4.ref.png
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diff --git a/src/tests/ref-tests/wayland_buffer_single_pixel_buffer_5.ref.png b/src/tests/ref-tests/wayland_buffer_single_pixel_buffer_5.ref.png
new file mode 100644
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diff --git a/src/tests/ref-tests/wayland_buffer_single_pixel_buffer_6.ref.png b/src/tests/ref-tests/wayland_buffer_single_pixel_buffer_6.ref.png
new file mode 100644
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diff --git a/src/tests/wayland-test-clients/meson.build b/src/tests/wayland-test-clients/meson.build
index 6633b56f4..0610f3cc5 100644
--- a/src/tests/wayland-test-clients/meson.build
+++ b/src/tests/wayland-test-clients/meson.build
@@ -49,6 +49,9 @@ wayland_test_clients = [
{
'name': 'buffer-transform',
},
+ {
+ 'name': 'single-pixel-buffer',
+ },
{
'name': 'subsurface-remap-toplevel',
},
diff --git a/src/tests/wayland-test-clients/single-pixel-buffer.c b/src/tests/wayland-test-clients/single-pixel-buffer.c
new file mode 100644
index 000000000..ed98939a3
--- /dev/null
+++ b/src/tests/wayland-test-clients/single-pixel-buffer.c
@@ -0,0 +1,270 @@
+/*
+ * Copyright (C) 2022 Collabora, Ltd.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, see .
+ */
+
+#include "config.h"
+
+#include
+#include
+
+#include "wayland-test-client-utils.h"
+
+static WaylandDisplay *display;
+static struct wl_surface *surface;
+static struct xdg_surface *xdg_surface;
+static struct xdg_toplevel *xdg_toplevel;
+static struct wl_buffer *buffer;
+static struct wl_surface *subsurface_surface;
+static struct wl_subsurface *subsurface;
+
+static gboolean waiting_for_configure = FALSE;
+static gboolean fullscreen = 0;
+static uint32_t window_width = 0;
+static uint32_t window_height = 0;
+
+static void
+handle_xdg_toplevel_configure (void *data,
+ struct xdg_toplevel *xdg_toplevel,
+ int32_t width,
+ int32_t height,
+ struct wl_array *states)
+{
+ uint32_t *p;
+
+ fullscreen = 0;
+ wl_array_for_each(p, states)
+ {
+ uint32_t state = *p;
+
+ switch (state)
+ {
+ case XDG_TOPLEVEL_STATE_FULLSCREEN:
+ fullscreen = 1;
+ break;
+ }
+ }
+
+ if (width > 0 && height > 0)
+ {
+ window_width = width;
+ window_height = height;
+ }
+}
+
+static void
+handle_xdg_toplevel_close(void *data,
+ struct xdg_toplevel *xdg_toplevel)
+{
+ g_assert_not_reached ();
+}
+
+static const struct xdg_toplevel_listener xdg_toplevel_listener = {
+ handle_xdg_toplevel_configure,
+ handle_xdg_toplevel_close,
+};
+
+static void
+handle_xdg_surface_configure (void *data,
+ struct xdg_surface *xdg_surface,
+ uint32_t serial)
+{
+ xdg_surface_ack_configure (xdg_surface, serial);
+
+ waiting_for_configure = FALSE;
+}
+
+static const struct xdg_surface_listener xdg_surface_listener = {
+ handle_xdg_surface_configure,
+};
+
+static void
+wait_for_configure (void)
+{
+ waiting_for_configure = TRUE;
+ while (waiting_for_configure || window_width == 0)
+ {
+ if (wl_display_dispatch (display->display) == -1)
+ exit (EXIT_FAILURE);
+ }
+}
+
+static void
+handle_buffer_release (void *data,
+ struct wl_buffer *callback_buffer)
+{
+ g_assert (callback_buffer == buffer);
+ g_clear_pointer (&buffer, wl_buffer_destroy);
+}
+
+static const struct wl_buffer_listener buffer_listener = {
+ handle_buffer_release
+};
+
+static void
+wait_for_buffer_released (void)
+{
+ while (buffer)
+ {
+ if (wl_display_dispatch (display->display) == -1)
+ g_error ("%s: Failed to dispatch Wayland display", __func__);
+ }
+}
+
+int
+main (int argc,
+ char **argv)
+{
+ struct wp_viewport *viewport;
+ struct wp_viewport *subsurface_viewport;
+
+ display = wayland_display_new (WAYLAND_DISPLAY_CAPABILITY_TEST_DRIVER);
+
+ surface = wl_compositor_create_surface (display->compositor);
+ xdg_surface = xdg_wm_base_get_xdg_surface (display->xdg_wm_base, surface);
+ xdg_surface_add_listener (xdg_surface, &xdg_surface_listener, NULL);
+ xdg_toplevel = xdg_surface_get_toplevel (xdg_surface);
+ xdg_toplevel_add_listener (xdg_toplevel, &xdg_toplevel_listener, NULL);
+
+ xdg_toplevel_set_fullscreen (xdg_toplevel, NULL);
+ wl_surface_commit (surface);
+ wait_for_configure ();
+
+ viewport = wp_viewporter_get_viewport (display->viewporter, surface);
+ wp_viewport_set_destination (viewport, window_width, window_height);
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff,
+ 0xffffffff);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (surface, buffer, 0, 0);
+ wl_surface_commit (surface);
+ wait_for_effects_completed (display, surface);
+ wait_for_view_verified (display, 0);
+
+ wait_for_buffer_released ();
+
+ subsurface_surface = wl_compositor_create_surface (display->compositor);
+ subsurface = wl_subcompositor_get_subsurface (display->subcompositor,
+ subsurface_surface,
+ surface);
+ wl_subsurface_set_desync (subsurface);
+ wl_subsurface_set_position (subsurface, 20, 20);
+ wl_surface_commit (surface);
+
+ subsurface_viewport = wp_viewporter_get_viewport (display->viewporter,
+ subsurface_surface);
+ wp_viewport_set_destination (subsurface_viewport,
+ window_width - 40,
+ window_height - 40);
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0xffffffff);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 1);
+
+ wait_for_buffer_released ();
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 0);
+
+ wait_for_buffer_released ();
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0xffffffff,
+ 0x00000000,
+ 0x00000000,
+ 0xffffffff);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 2);
+
+ wait_for_buffer_released ();
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0x00000000,
+ 0xffffffff,
+ 0x00000000,
+ 0xffffffff);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 3);
+
+ wait_for_buffer_released ();
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0x00000000,
+ 0x00000000,
+ 0xffffffff,
+ 0xffffffff);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 4);
+
+ wait_for_buffer_released ();
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0x80808080,
+ 0x00000000,
+ 0x80808080,
+ 0xffffffff);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 5);
+
+ wait_for_buffer_released ();
+
+ buffer =
+ wp_single_pixel_buffer_manager_v1_create_u32_rgba_buffer (display->single_pixel_mgr,
+ 0x80808080,
+ 0x00000000,
+ 0x80808080,
+ 0x80808080);
+ wl_buffer_add_listener (buffer, &buffer_listener, NULL);
+ wl_surface_attach (subsurface_surface, buffer, 0, 0);
+ wl_surface_commit (subsurface_surface);
+ wait_for_view_verified (display, 6);
+
+ wait_for_buffer_released ();
+
+ g_clear_object (&display);
+
+ return EXIT_SUCCESS;
+}
diff --git a/src/tests/wayland-test-clients/wayland-test-client-utils.c b/src/tests/wayland-test-clients/wayland-test-client-utils.c
index 7cbe5f4fd..d00a2fb5b 100644
--- a/src/tests/wayland-test-clients/wayland-test-client-utils.c
+++ b/src/tests/wayland-test-clients/wayland-test-client-utils.c
@@ -166,6 +166,17 @@ handle_registry_global (void *user_data,
display->shm = wl_registry_bind (registry,
id, &wl_shm_interface, 1);
}
+ else if (strcmp (interface, "wp_single_pixel_buffer_manager_v1") == 0)
+ {
+ display->single_pixel_mgr =
+ wl_registry_bind (registry, id,
+ &wp_single_pixel_buffer_manager_v1_interface, 1);
+ }
+ else if (strcmp (interface, "wp_viewporter") == 0)
+ {
+ display->viewporter = wl_registry_bind (registry, id,
+ &wp_viewporter_interface, 1);
+ }
else if (strcmp (interface, "xdg_wm_base") == 0)
{
int xdg_wm_base_version = 1;
@@ -227,6 +238,8 @@ wayland_display_new (WaylandDisplayCapabilities capabilities)
g_assert_nonnull (display->compositor);
g_assert_nonnull (display->subcompositor);
g_assert_nonnull (display->shm);
+ g_assert_nonnull (display->single_pixel_mgr);
+ g_assert_nonnull (display->viewporter);
g_assert_nonnull (display->xdg_wm_base);
if (capabilities & WAYLAND_DISPLAY_CAPABILITY_TEST_DRIVER)
diff --git a/src/tests/wayland-test-clients/wayland-test-client-utils.h b/src/tests/wayland-test-clients/wayland-test-client-utils.h
index 8d5eda155..114e1098d 100644
--- a/src/tests/wayland-test-clients/wayland-test-client-utils.h
+++ b/src/tests/wayland-test-clients/wayland-test-client-utils.h
@@ -5,7 +5,9 @@
#include
#include
+#include "single-pixel-buffer-v1-client-protocol.h"
#include "test-driver-client-protocol.h"
+#include "viewporter-client-protocol.h"
#include "xdg-shell-client-protocol.h"
typedef enum _WaylandDisplayCapabilities
@@ -25,8 +27,10 @@ typedef struct _WaylandDisplay
struct wl_registry *registry;
struct wl_compositor *compositor;
struct wl_subcompositor *subcompositor;
- struct xdg_wm_base *xdg_wm_base;
struct wl_shm *shm;
+ struct wp_single_pixel_buffer_manager_v1 *single_pixel_mgr;
+ struct wp_viewporter *viewporter;
+ struct xdg_wm_base *xdg_wm_base;
struct test_driver *test_driver;
GHashTable *properties;
diff --git a/src/tests/wayland-unit-tests.c b/src/tests/wayland-unit-tests.c
index 9acbca23c..12dc6d8d3 100644
--- a/src/tests/wayland-unit-tests.c
+++ b/src/tests/wayland-unit-tests.c
@@ -75,6 +75,16 @@ buffer_transform (void)
meta_wayland_test_client_finish (wayland_test_client);
}
+static void
+single_pixel_buffer (void)
+{
+ MetaWaylandTestClient *wayland_test_client;
+
+ wayland_test_client =
+ meta_wayland_test_client_new ("single-pixel-buffer");
+ meta_wayland_test_client_finish (wayland_test_client);
+}
+
static void
subsurface_reparenting (void)
{
@@ -668,6 +678,8 @@ init_tests (void)
{
g_test_add_func ("/wayland/buffer/transform",
buffer_transform);
+ g_test_add_func ("/wayland/buffer/single_pixel_buffer",
+ single_pixel_buffer);
g_test_add_func ("/wayland/subsurface/remap-toplevel",
subsurface_remap_toplevel);
g_test_add_func ("/wayland/subsurface/reparent",