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diff --git a/tests/viewporter-test.c b/tests/viewporter-test.c
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+/*
+ * Copyright © 2014, 2016 Collabora, Ltd.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "config.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <assert.h>
+#include <time.h>
+
+#include "shared/helpers.h"
+#include "shared/xalloc.h"
+#include "weston-test-client-helper.h"
+#include "viewporter-client-protocol.h"
+
+static struct wp_viewporter *
+get_viewporter(struct client *client)
+{
+ struct global *g;
+ struct global *global_wpr = NULL;
+ static struct wp_viewporter *wpr;
+
+ if (wpr)
+ return wpr;
+
+ wl_list_for_each(g, &client->global_list, link) {
+ if (strcmp(g->interface, wp_viewporter_interface.name))
+ continue;
+
+ if (global_wpr)
+ assert(0 && "multiple wp_viewporter objects");
+
+ global_wpr = g;
+ }
+
+ assert(global_wpr && "no wp_viewporter found");
+
+ assert(global_wpr->version == 1);
+
+ wpr = wl_registry_bind(client->wl_registry, global_wpr->name,
+ &wp_viewporter_interface, 1);
+ assert(wpr);
+
+ return wpr;
+}
+
+static struct wp_viewport *
+create_viewport(struct client *client)
+{
+ struct wp_viewporter *viewporter;
+ struct wp_viewport *viewport;
+
+ viewporter = get_viewporter(client);
+ viewport = wp_viewporter_get_viewport(viewporter,
+ client->surface->wl_surface);
+ assert(viewport);
+
+ return viewport;
+}
+
+static void
+set_source(struct wp_viewport *vp, int x, int y, int w, int h)
+{
+ wp_viewport_set_source(vp, wl_fixed_from_int(x), wl_fixed_from_int(y),
+ wl_fixed_from_int(w), wl_fixed_from_int(h));
+}
+
+TEST(test_viewporter_double_create)
+{
+ struct wp_viewporter *viewporter;
+ struct client *client;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+
+ viewporter = get_viewporter(client);
+ wp_viewporter_get_viewport(viewporter, client->surface->wl_surface);
+ wp_viewporter_get_viewport(viewporter, client->surface->wl_surface);
+
+ expect_protocol_error(client, &wp_viewporter_interface,
+ WP_VIEWPORTER_ERROR_VIEWPORT_EXISTS);
+}
+
+struct bad_source_rect_args {
+ int x, y, w, h;
+};
+
+static const struct bad_source_rect_args bad_source_rect_args[] = {
+ { -5, 0, 20, 10 },
+ { 0, -5, 20, 10 },
+ { 5, 6, 0, 10 },
+ { 5, 6, 20, 0 },
+ { 5, 6, -20, 10 },
+ { 5, 6, 20, -10 },
+ { -1, -1, 20, 10 },
+ { 5, 6, -1, -1 },
+};
+
+TEST_P(test_viewporter_bad_source_rect, bad_source_rect_args)
+{
+ const struct bad_source_rect_args *args = data;
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+
+ vp = create_viewport(client);
+
+ fprintf(stderr, "wp_viewport.set_source x=%d, y=%d, w=%d, h=%d\n",
+ args->x, args->y, args->w, args->h);
+ set_source(vp, args->x, args->y, args->w, args->h);
+
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_BAD_VALUE);
+}
+
+TEST(test_viewporter_unset_source_rect)
+{
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+
+ vp = create_viewport(client);
+ set_source(vp, -1, -1, -1, -1);
+ wl_surface_commit(client->surface->wl_surface);
+
+ client_roundtrip(client);
+}
+
+struct bad_destination_args {
+ int w, h;
+};
+
+static const struct bad_destination_args bad_destination_args[] = {
+ { 0, 10 },
+ { 20, 0 },
+ { -20, 10 },
+ { -1, 10 },
+ { 20, -10 },
+ { 20, -1 },
+};
+
+TEST_P(test_viewporter_bad_destination_size, bad_destination_args)
+{
+ const struct bad_destination_args *args = data;
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+
+ vp = create_viewport(client);
+
+ fprintf(stderr, "wp_viewport.set_destination w=%d, h=%d\n",
+ args->w, args->h);
+ wp_viewport_set_destination(vp, args->w, args->h);
+
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_BAD_VALUE);
+}
+
+TEST(test_viewporter_unset_destination_size)
+{
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+
+ vp = create_viewport(client);
+ wp_viewport_set_destination(vp, -1, -1);
+ wl_surface_commit(client->surface->wl_surface);
+
+ client_roundtrip(client);
+}
+
+struct nonint_destination_args {
+ wl_fixed_t w, h;
+};
+
+static const struct nonint_destination_args nonint_destination_args[] = {
+#define F(i,f) ((i) * 256 + (f))
+ { F(20, 0), F(10, 1) },
+ { F(20, 0), F(10, -1) },
+ { F(20, 1), F(10, 0) },
+ { F(20, -1), F(10, 0) },
+ { F(20, 128), F(10, 128) },
+#undef F
+};
+
+TEST_P(test_viewporter_non_integer_destination_size, nonint_destination_args)
+{
+ const struct nonint_destination_args *args = data;
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+
+ vp = create_viewport(client);
+
+ fprintf(stderr, "non-integer size w=%f, h=%f\n",
+ wl_fixed_to_double(args->w), wl_fixed_to_double(args->h));
+ wp_viewport_set_source(vp, 5, 6, args->w, args->h);
+ wp_viewport_set_destination(vp, -1, -1);
+ wl_surface_commit(client->surface->wl_surface);
+
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_BAD_SIZE);
+}
+
+struct source_buffer_args {
+ wl_fixed_t x, y;
+ wl_fixed_t w, h;
+ int buffer_scale;
+ enum wl_output_transform buffer_transform;
+};
+
+static int
+get_surface_width(struct surface *surface,
+ int buffer_scale,
+ enum wl_output_transform buffer_transform)
+{
+ switch (buffer_transform) {
+ case WL_OUTPUT_TRANSFORM_NORMAL:
+ case WL_OUTPUT_TRANSFORM_180:
+ case WL_OUTPUT_TRANSFORM_FLIPPED:
+ case WL_OUTPUT_TRANSFORM_FLIPPED_180:
+ return surface->width / buffer_scale;
+ case WL_OUTPUT_TRANSFORM_90:
+ case WL_OUTPUT_TRANSFORM_270:
+ case WL_OUTPUT_TRANSFORM_FLIPPED_90:
+ case WL_OUTPUT_TRANSFORM_FLIPPED_270:
+ return surface->height / buffer_scale;
+ }
+
+ return -1;
+}
+
+static int
+get_surface_height(struct surface *surface,
+ int buffer_scale,
+ enum wl_output_transform buffer_transform)
+{
+ switch (buffer_transform) {
+ case WL_OUTPUT_TRANSFORM_NORMAL:
+ case WL_OUTPUT_TRANSFORM_180:
+ case WL_OUTPUT_TRANSFORM_FLIPPED:
+ case WL_OUTPUT_TRANSFORM_FLIPPED_180:
+ return surface->height / buffer_scale;
+ case WL_OUTPUT_TRANSFORM_90:
+ case WL_OUTPUT_TRANSFORM_270:
+ case WL_OUTPUT_TRANSFORM_FLIPPED_90:
+ case WL_OUTPUT_TRANSFORM_FLIPPED_270:
+ return surface->width / buffer_scale;
+ }
+
+ return -1;
+}
+
+static void
+setup_source_vs_buffer(struct client *client,
+ const struct source_buffer_args *args)
+{
+ struct wl_surface *surf;
+ struct wp_viewport *vp;
+
+ surf = client->surface->wl_surface;
+ vp = create_viewport(client);
+
+ fprintf(stderr, "surface %dx%d\n",
+ get_surface_width(client->surface,
+ args->buffer_scale, args->buffer_transform),
+ get_surface_height(client->surface,
+ args->buffer_scale, args->buffer_transform));
+ fprintf(stderr, "source x=%f, y=%f, w=%f, h=%f; "
+ "buffer scale=%d, transform=%d\n",
+ wl_fixed_to_double(args->x), wl_fixed_to_double(args->y),
+ wl_fixed_to_double(args->w), wl_fixed_to_double(args->h),
+ args->buffer_scale, args->buffer_transform);
+
+ wl_surface_set_buffer_scale(surf, args->buffer_scale);
+ wl_surface_set_buffer_transform(surf, args->buffer_transform);
+ wl_surface_attach(surf, client->surface->buffer->proxy, 0, 0);
+ wp_viewport_set_source(vp, args->x, args->y, args->w, args->h);
+ wp_viewport_set_destination(vp, 99, 99);
+ wl_surface_commit(surf);
+}
+
+/* buffer dimensions */
+#define WIN_W 124
+#define WIN_H 78
+
+/* source rect base size */
+#define SRC_W 20
+#define SRC_H 10
+
+/* margin */
+#define MRG 10
+/* epsilon of wl_fixed_t */
+#define EPS 1
+
+TEST(test_viewporter_source_buffer_params)
+{
+ const int max_scale = 2;
+
+ /* buffer_scale requirement */
+ assert(WIN_W % max_scale == 0);
+ assert(WIN_H % max_scale == 0);
+
+ /* source rect must fit inside regardless of scale and transform */
+ assert(SRC_W < WIN_W / max_scale);
+ assert(SRC_H < WIN_H / max_scale);
+ assert(SRC_W < WIN_H / max_scale);
+ assert(SRC_H < WIN_W / max_scale);
+
+ /* If buffer scale was ignored, source rect should be inside instead */
+ assert(WIN_W / max_scale + SRC_W + MRG < WIN_W);
+ assert(WIN_H / max_scale + SRC_H + MRG < WIN_H);
+ assert(WIN_W / max_scale + SRC_H + MRG < WIN_W);
+ assert(WIN_H / max_scale + SRC_W + MRG < WIN_H);
+}
+
+static const struct source_buffer_args bad_source_buffer_args[] = {
+#define F(i) ((i) * 256)
+
+/* Flush right-top, but epsilon too far right. */
+ { F(WIN_W - SRC_W) + EPS, F(0), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(WIN_W - SRC_W), F(0), F(SRC_W) + EPS, F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+/* Flush left-bottom, but epsilon too far down. */
+ { F(0), F(WIN_H - SRC_H) + EPS, F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(0), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H) + EPS, 1, WL_OUTPUT_TRANSFORM_NORMAL },
+/* Completely outside on the right. */
+ { F(WIN_W + MRG), F(0), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+/* Competely outside on the bottom. */
+ { F(0), F(WIN_H + MRG), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+
+/*
+ * buffer_scale=2, so the surface size will be halved.
+ * If buffer_scale was not taken into account, these would all be inside.
+ * These are the same as above, but adapted to buffer_scale=2.
+ */
+ { F(WIN_W / 2 - SRC_W) + EPS, F(0), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(WIN_W / 2 - SRC_W), F(0), F(SRC_W) + EPS, F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+
+ { F(0), F(WIN_H / 2 - SRC_H) + EPS, F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(0), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H) + EPS, 2, WL_OUTPUT_TRANSFORM_NORMAL },
+
+ { F(WIN_W / 2 + MRG), F(0), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+
+ { F(0), F(WIN_H / 2 + MRG), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+
+/* Exceeding bottom-right corner by epsilon: */
+/* non-dimension-swapping transforms */
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H) + EPS, 1, WL_OUTPUT_TRANSFORM_FLIPPED_180 },
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H) + EPS, F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_FLIPPED },
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H), F(SRC_W) + EPS, F(SRC_H), 1, WL_OUTPUT_TRANSFORM_180 },
+
+/* dimension-swapping transforms */
+ { F(WIN_H - SRC_W) + EPS, F(WIN_W - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_90 },
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H) + EPS, F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_270 },
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H), F(SRC_W) + EPS, F(SRC_H), 1, WL_OUTPUT_TRANSFORM_FLIPPED_90 },
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H), F(SRC_W), F(SRC_H) + EPS, 1, WL_OUTPUT_TRANSFORM_FLIPPED_270 },
+
+/* non-dimension-swapping transforms, buffer_scale=2 */
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H) + EPS, F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED_180 },
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H), F(SRC_W) + EPS, F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED },
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H) + EPS, 2, WL_OUTPUT_TRANSFORM_180 },
+
+/* dimension-swapping transforms, buffer_scale=2 */
+ { F(WIN_H / 2 - SRC_W) + EPS, F(WIN_W / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_90 },
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H) + EPS, F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_270 },
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H), F(SRC_W) + EPS, F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED_90 },
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H), F(SRC_W), F(SRC_H) + EPS, 2, WL_OUTPUT_TRANSFORM_FLIPPED_270 },
+
+#undef F
+};
+
+TEST_P(test_viewporter_source_outside_buffer, bad_source_buffer_args)
+{
+ const struct source_buffer_args *args = data;
+ struct client *client;
+
+ client = create_client_and_test_surface(100, 50, WIN_W, WIN_H);
+ setup_source_vs_buffer(client, args);
+
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_OUT_OF_BUFFER);
+}
+
+static const struct source_buffer_args good_source_buffer_args[] = {
+#define F(i) ((i) * 256)
+
+/* top-left, top-right, bottom-left, and bottom-right corner */
+ { F(0), F(0), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(WIN_W - SRC_W), F(0), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(0), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_NORMAL },
+
+/* buffer_scale=2, so the surface size will be halved */
+ { F(0), F(0), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(WIN_W / 2 - SRC_W), F(0), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(0), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_NORMAL },
+
+/* with half pixel offset */
+ { F(WIN_W / 2 - SRC_W) + 128, F(WIN_H / 2 - SRC_H) + 128, F(SRC_W) - 128, F(SRC_H) - 128, 2, WL_OUTPUT_TRANSFORM_NORMAL },
+
+/* Flushed to bottom-right corner: */
+/* non-dimension-swapping transforms */
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_FLIPPED_180 },
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_FLIPPED },
+ { F(WIN_W - SRC_W), F(WIN_H - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_180 },
+
+/* dimension-swapping transforms */
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_90 },
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_270 },
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_FLIPPED_90 },
+ { F(WIN_H - SRC_W), F(WIN_W - SRC_H), F(SRC_W), F(SRC_H), 1, WL_OUTPUT_TRANSFORM_FLIPPED_270 },
+
+/* non-dimension-swapping transforms, buffer_scale=2 */
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED_180 },
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED },
+ { F(WIN_W / 2 - SRC_W), F(WIN_H / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_180 },
+
+/* dimension-swapping transforms, buffer_scale=2 */
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_90 },
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_270 },
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED_90 },
+ { F(WIN_H / 2 - SRC_W), F(WIN_W / 2 - SRC_H), F(SRC_W), F(SRC_H), 2, WL_OUTPUT_TRANSFORM_FLIPPED_270 },
+
+#undef F
+};
+
+TEST_P(test_viewporter_source_inside_buffer, good_source_buffer_args)
+{
+ const struct source_buffer_args *args = data;
+ struct client *client;
+
+ client = create_client_and_test_surface(100, 50, WIN_W, WIN_H);
+ setup_source_vs_buffer(client, args);
+ client_roundtrip(client);
+}
+
+#undef WIN_W
+#undef WIN_H
+#undef SRC_W
+#undef SRC_H
+#undef MRG
+#undef EPS
+
+TEST(test_viewporter_outside_null_buffer)
+{
+ struct client *client;
+ struct wp_viewport *vp;
+ struct wl_surface *surf;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+ surf = client->surface->wl_surface;
+
+ /* If buffer is NULL, does not matter what the source rect is. */
+ vp = create_viewport(client);
+ wl_surface_attach(surf, NULL, 0, 0);
+ set_source(vp, 1000, 1000, 20, 10);
+ wp_viewport_set_destination(vp, 99, 99);
+ wl_surface_commit(surf);
+ client_roundtrip(client);
+
+ /* Try again, with all old values. */
+ wl_surface_commit(surf);
+ client_roundtrip(client);
+
+ /* Try once more with old NULL buffer. */
+ set_source(vp, 1200, 1200, 20, 10);
+ wl_surface_commit(surf);
+ client_roundtrip(client);
+
+ /* When buffer comes back, source rect matters again. */
+ wl_surface_attach(surf, client->surface->buffer->proxy, 0, 0);
+ wl_surface_commit(surf);
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_OUT_OF_BUFFER);
+}
+
+TEST(test_viewporter_no_surface_set_source)
+{
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+ vp = create_viewport(client);
+ wl_surface_destroy(client->surface->wl_surface);
+ client->surface->wl_surface = NULL;
+
+ /* But the wl_surface does not exist anymore. */
+ set_source(vp, 1000, 1000, 20, 10);
+
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_NO_SURFACE);
+}
+
+TEST(test_viewporter_no_surface_set_destination)
+{
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+ vp = create_viewport(client);
+ wl_surface_destroy(client->surface->wl_surface);
+ client->surface->wl_surface = NULL;
+
+ /* But the wl_surface does not exist anymore. */
+ wp_viewport_set_destination(vp, 99, 99);
+
+ expect_protocol_error(client, &wp_viewport_interface,
+ WP_VIEWPORT_ERROR_NO_SURFACE);
+}
+
+TEST(test_viewporter_no_surface_destroy)
+{
+ struct client *client;
+ struct wp_viewport *vp;
+
+ client = create_client_and_test_surface(100, 50, 123, 77);
+ vp = create_viewport(client);
+ wl_surface_destroy(client->surface->wl_surface);
+ client->surface->wl_surface = NULL;
+
+ /* But the wl_surface does not exist anymore. */
+ wp_viewport_destroy(vp);
+
+ client_roundtrip(client);
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-27 09:09:03 +0000