## simplest possible valid message
-## this does a LENGTH Header and LENGTH Body
+## VALID_HEADER includes a LENGTH Header and LENGTH Body
VALID_HEADER
-SET_LENGTH Header
-SET_LENGTH Body
+FIELD_NAME name
+TYPE STRING
+STRING 'org.freedesktop.Foo'
+ALIGN 8
+END_LENGTH Header
+START_LENGTH Body
+END_LENGTH Body