From 337ade622ce859ec7a7618365ba91ae356153109 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jonas=20=C3=85dahl?= <jadahl@gmail.com>
Date: Fri, 27 Jan 2023 20:49:40 +0100
Subject: [PATCH] tests/wayland-test-utils: Add helper to wait for window

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2810>
---
 src/tests/meta-wayland-test-utils.c | 16 ++++++++++++++++
 src/tests/meta-wayland-test-utils.h |  3 +++
 2 files changed, 19 insertions(+)

diff --git a/src/tests/meta-wayland-test-utils.c b/src/tests/meta-wayland-test-utils.c
index 860372986..0c1f4bf02 100644
--- a/src/tests/meta-wayland-test-utils.c
+++ b/src/tests/meta-wayland-test-utils.c
@@ -135,3 +135,19 @@ meta_find_client_window (MetaContext *context,
 
   return NULL;
 }
+
+MetaWindow *
+meta_wait_for_client_window (MetaContext *context,
+                             const char  *title)
+{
+  while (TRUE)
+    {
+      MetaWindow *window;
+
+      window = meta_find_client_window (context, title);
+      if (window)
+        return window;
+
+      g_main_context_iteration (NULL, TRUE);
+    }
+}
diff --git a/src/tests/meta-wayland-test-utils.h b/src/tests/meta-wayland-test-utils.h
index 4983ab01d..3422b5d21 100644
--- a/src/tests/meta-wayland-test-utils.h
+++ b/src/tests/meta-wayland-test-utils.h
@@ -30,4 +30,7 @@ void meta_wayland_test_client_finish (MetaWaylandTestClient *wayland_test_client
 MetaWindow * meta_find_client_window (MetaContext *context,
                                       const char  *title);
 
+MetaWindow * meta_wait_for_client_window (MetaContext *context,
+                                          const char  *title);
+
 #endif /* META_WAYLAND_TEST_UTILS_H */