[mutter] tests/restore-size: Also test that untiling restores correctly

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 989e2ccc4693230968f5c302478d1788863bd853
Author: Jonas Ådahl <jadahl gmail com>
Date:   Thu Apr 2 19:09:44 2020 +0200

    tests/restore-size: Also test that untiling restores correctly
    
    Tiling, then untiling should restore to the size prior to tiling.
    
    Tiling, maximizing, then unmaximizing should also restore to the size
    prior to tiling.
    
    https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/1171

 src/tests/stacking/restore-size.metatest | 42 ++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)
---
diff --git a/src/tests/stacking/restore-size.metatest b/src/tests/stacking/restore-size.metatest
index 329c582f2..58941b017 100644
--- a/src/tests/stacking/restore-size.metatest
+++ b/src/tests/stacking/restore-size.metatest
@@ -1,4 +1,5 @@
 # Check that X11 clients restore to their right size after unmaximize
+# or untile
 
 new_client x x11
 create x/1 csd
@@ -25,7 +26,28 @@ wait_reconfigure
 
 assert_size x/1 300 200
 
+tile x/1 right
+wait_reconfigure
+assert_size x/1 MONITOR_WIDTH/2 MONITOR_HEIGHT
+
+untile x/1
+wait_reconfigure
+assert_size x/1 300 200
+
+tile x/1 left
+wait_reconfigure
+assert_size x/1 MONITOR_WIDTH/2 MONITOR_HEIGHT
+
+maximize x/1
+wait_reconfigure
+assert_size x/1 MONITOR_WIDTH MONITOR_HEIGHT
+
+unmaximize x/1
+wait_reconfigure
+assert_size x/1 300 200
+
 # Check that Wayland clients restore to their right size after unmaximize
+# or untile
 
 new_client w wayland
 create w/1 csd
@@ -51,3 +73,23 @@ unmaximize w/1
 wait_reconfigure
 
 assert_size w/1 300 200
+
+tile w/1 right
+wait_reconfigure
+assert_size w/1 MONITOR_WIDTH/2 MONITOR_HEIGHT
+
+untile w/1
+wait_reconfigure
+assert_size w/1 300 200
+
+tile w/1 left
+wait_reconfigure
+assert_size w/1 MONITOR_WIDTH/2 MONITOR_HEIGHT
+
+maximize w/1
+wait_reconfigure
+assert_size w/1 MONITOR_WIDTH MONITOR_HEIGHT
+
+unmaximize w/1
+wait_reconfigure
+assert_size w/1 300 200