[mutter/gtk3-ci: 9/18] tests/stacking: Check that unmaximize to new size works

[Jonas Ådahl <jadahl src gnome org>]

commit 7cf61a392d173d15a016f9fab1274a44cf520163
Author: Jonas Ådahl <jadahl gmail com>
Date:   Thu Apr 2 18:22:34 2020 +0200

    tests/stacking: Check that unmaximize to new size works
    
    A client that set a new fallback size while being maximized should not
    restore to the one prior to being maximized.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1171

 src/tests/meson.build                           |  1 +
 src/tests/stacking/unmaximize-new-size.metatest | 22 ++++++++++++++++++++++
 2 files changed, 23 insertions(+)
---
diff --git a/src/tests/meson.build b/src/tests/meson.build
index ed30535ce..aa2edac84 100644
--- a/src/tests/meson.build
+++ b/src/tests/meson.build
@@ -142,6 +142,7 @@ stacking_tests = [
   'set-override-redirect-parent',
   'set-parent-exported',
   'restore-size',
+  'unmaximize-new-size',
 ]
 
 foreach stacking_test: stacking_tests
diff --git a/src/tests/stacking/unmaximize-new-size.metatest b/src/tests/stacking/unmaximize-new-size.metatest
new file mode 100644
index 000000000..b25922a70
--- /dev/null
+++ b/src/tests/stacking/unmaximize-new-size.metatest
@@ -0,0 +1,22 @@
+# This is only tested on Wayland since it's broken on X11
+
+new_client w wayland
+create w/1 csd
+
+resize w/1 500 400
+show w/1
+wait
+
+assert_size w/1 500 400
+
+maximize w/1
+wait_reconfigure
+assert_size w/1 MONITOR_WIDTH MONITOR_HEIGHT
+
+resize w/1 300 500
+wait_reconfigure
+assert_size w/1 MONITOR_WIDTH MONITOR_HEIGHT
+
+unmaximize w/1
+wait_reconfigure
+assert_size w/1 300 500