This is testing the issue described in #1293.
No fix though, this is still broken in Vulkan.
It works correctly in GL and with cairo.
--- /dev/null
+@import "reset-to-defaults.css";
+
+window {
+ background-color: black;
+}
+
+#reference {
+ background: linear-gradient(red 50%, yellow 50%);
+}
+
+#red {
+ background-color: red;
+}
+
+#yellow {
+ background-color: yellow;
+}
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+ <object class="GtkWindow" id="window1">
+ <property name="decorated">0</property>
+ <property name="default_width">200</property>
+ <property name="default_height">200</property>
+ <child>
+ <object class="GtkBox">
+ <property name="orientation">vertical</property>
+ <child>
+ <object class="GtkBox">
+ <property name="hexpand">1</property>
+ <property name="vexpand">1</property>
+ <property name="name">red</property>
+ </object>
+ </child>
+ <child>
+ <object class="GtkBox">
+ <property name="hexpand">1</property>
+ <property name="vexpand">1</property>
+ <property name="name">yellow</property>
+ </object>
+ </child>
+ </object>
+ </child>
+ </object>
+</interface>
--- /dev/null
+<?xml version="1.0" encoding="UTF-8"?>
+<interface>
+ <object class="GtkWindow" id="window1">
+ <property name="decorated">0</property>
+ <property name="default_width">200</property>
+ <property name="default_height">200</property>
+ <property name="name">reference</property>
+ </object>
+</interface>
'gtk-image-effect-inherit.css',
'gtk-image-effect-inherit.ref.ui',
'gtk-image-effect-inherit.ui',
+ 'gradient-hard-stop.css',
+ 'gradient-hard-stop.ref.ui',
+ 'gradient-hard-stop.ui',
'green-20x20.png',
'grid-empty-with-spacing.ref.ui',
'grid-empty-with-spacing.ui',