Follow the style of the other tests and provide
style for both the test and ref.
-* {
+#label {
font-family: nonexisting,Sans;
}
+
+#reference {
+ font-family: Sans;
+}
<property name="type">popup</property>
<child>
<object class="GtkLabel" id="label3">
+ <property name="name">reference</property>
<property name="label" translatable="yes">abcdefg</property>
</object>
</child>
<property name="type">popup</property>
<child>
<object class="GtkLabel" id="label3">
+ <property name="name">label</property>
<property name="label" translatable="yes">abcdefg</property>
</object>
</child>