[gtk] Revert "reftests: Remove window-show-contents-on-map.ui test"

[Matthias Clasen <matthiasc src gnome org>]

commit 6fb66e299a82833787a4f06d0ca487dbbcee8d82
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Dec 8 11:45:52 2020 -0500

    Revert "reftests: Remove window-show-contents-on-map.ui test"
    
    This reverts commit 074b933ae4e866d092edd734fd43524e39033b5e.

 testsuite/reftests/meson.build                        |  2 ++
 testsuite/reftests/window-show-contents-on-map.ref.ui | 16 ++++++++++++++++
 testsuite/reftests/window-show-contents-on-map.ui     | 15 +++++++++++++++
 3 files changed, 33 insertions(+)
---
diff --git a/testsuite/reftests/meson.build b/testsuite/reftests/meson.build
index a50b8f84df..8df36fab93 100644
--- a/testsuite/reftests/meson.build
+++ b/testsuite/reftests/meson.build
@@ -439,6 +439,8 @@ testdata = [
   'window-default-size.ui',
   'window-height-for-width.ref.ui',
   'window-height-for-width.ui',
+  'window-show-contents-on-map.ref.ui',
+  'window-show-contents-on-map.ui',
 ]
 
 # These need to be fixed but the issue hasn't been tracked down.
diff --git a/testsuite/reftests/window-show-contents-on-map.ref.ui 
b/testsuite/reftests/window-show-contents-on-map.ref.ui
new file mode 100644
index 0000000000..f24540ed6b
--- /dev/null
+++ b/testsuite/reftests/window-show-contents-on-map.ref.ui
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window1">
+    <property name="width_request">200</property>
+    <property name="height_request">200</property>
+    <property name="decorated">0</property>
+    <child>
+      <object class="GtkLabel" id="label1">
+        <property name="label" translatable="yes">This label is only shown when the window is mapped. So the 
window does its first size allocation without the label being visible and has to resize.</property>
+        <property name="wrap">1</property>
+        <property name="width_chars">20</property>
+        <property name="max_width_chars">20</property>
+      </object>
+    </child>
+  </object>
+</interface>
diff --git a/testsuite/reftests/window-show-contents-on-map.ui 
b/testsuite/reftests/window-show-contents-on-map.ui
new file mode 100644
index 0000000000..88e00d8e51
--- /dev/null
+++ b/testsuite/reftests/window-show-contents-on-map.ui
@@ -0,0 +1,15 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+  <object class="GtkWindow" id="window1">
+    <property name="decorated">0</property>
+    <signal name="map" handler="gtk_widget_show" object="label1" after="yes" swapped="yes"/>
+    <child>
+      <object class="GtkLabel" id="label1">
+        <property name="visible">0</property>
+        <property name="label" translatable="yes">This label is only shown when the window is mapped. So the 
window does its first size allocation without the label being visible and has to resize.</property>
+        <property name="width_chars">20</property>
+        <property name="wrap">1</property>
+      </object>
+    </child>
+  </object>
+</interface>