contains name=foo
----
false

add parent-id=1 parent-schema-id=29 name=foo
----
(1, 29, foo)

contains parent-id=1 parent-schema-id=29 name=foo
----
true

contains name=foo
----
false

contains parent-id=2 parent-schema-id=29 name=foo
----
false

add parent-id=2 parent-schema-id=29 name=foo
----
(2, 29, foo)

contains parent-id=2 parent-schema-id=29 name=foo
----
true

contains name=foo
----
false

clear
----

contains parent-id=1 parent-schema-id=29 name=foo
----
false
