ozone/platform/wayland: Add support for wl_output_interface

ui/ozone/platform/wayland/wayland_display_unittest.cc

Index: ui/ozone/platform/wayland/wayland_display_unittest.cc
diff --git a/ui/ozone/platform/wayland/wayland_display_unittest.cc b/ui/ozone/platform/wayland/wayland_display_unittest.cc
index 3b37154a689b7b922b10b51eb83326f4769bb29e..f8caa332cd9d75401a393708afb1ea6c35133d4e 100644
--- a/ui/ozone/platform/wayland/wayland_display_unittest.cc
+++ b/ui/ozone/platform/wayland/wayland_display_unittest.cc
@@ -9,6 +9,7 @@
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/ozone/platform/wayland/fake_server.h"
 #include "ui/ozone/platform/wayland/wayland_display.h"
+#include "ui/ozone/platform/wayland/wayland_screen.h"
 
 namespace ui {
 
@@ -45,4 +46,28 @@ TEST(WaylandDisplayTest, Ping) {
   server.Pause();
 }
 
+TEST(WaylandDisplayTest, Output) {
+  base::MessageLoopForUI message_loop;
+  display::Display fake_display(1, gfx::Rect(0, 0, 800, 600));
+  wl::FakeServer server;
+  server.AddDisplay(fake_display);
+  ASSERT_TRUE(server.Start());
+  WaylandDisplay display;
+  ASSERT_TRUE(display.Initialize());
+  display.StartProcessingEvents();
+
+  base::RunLoop run_loop;
+  display.PrimaryScreen()->SetOutputCompleteClosure(run_loop.QuitClosure());
+  run_loop.Run();
+
+  ASSERT_TRUE(display.GetScreenList().size() == 1);
+  WaylandScreen* screen = display.PrimaryScreen();
+  ASSERT_TRUE(screen->Geometry().width() == 800);
+  ASSERT_TRUE(screen->Geometry().height() == 600);
+
+  server.Resume();
+  base::RunLoop().RunUntilIdle();
+  server.Pause();
+}
+
 }  // namespace ui