12 files changed, 108 insertions, 0 deletions
diff --git a/testdata/osxmlparser/affiliation_typesystem.osxml b/testdata/integration/osxml/affiliation_typesystem.osxml
index d84dc30..d84dc30 100644
--- a/testdata/osxmlparser/affiliation_typesystem.osxml
+++ b/testdata/integration/osxml/affiliation_typesystem.osxml
diff --git a/testdata/osxmlparser/bibliography_ontology.osxml b/testdata/integration/osxml/bibliography_ontology.osxml
index 0333133..0333133 100644
--- a/testdata/osxmlparser/bibliography_ontology.osxml
+++ b/testdata/integration/osxml/bibliography_ontology.osxml
diff --git a/testdata/integration/osxml/book_ontology.osxml b/testdata/integration/osxml/book_ontology.osxml
new file mode 100644
index 0000000..2c615ca
--- /dev/null
+++ b/testdata/integration/osxml/book_ontology.osxml
@@ -0,0 +1,35 @@
+<?xml version="1.0" standalone="yes"?>
+<!-- The ontology node is the root node of a single ontology definition -->
+<ontology name="book">
+	<struct name="book" cardinality="{1}" root="true">
+		<field>
+			<childRef ref="book.chapter"/>
+			<childRef ref="book.paragraph"/>
+		</field>
+	</struct>
+	<struct name="chapter">
+		<field>
+			<childRef ref="book.section"/>
+			<childRef ref="book.paragraph"/>
+		</field>
+	</struct>
+	<struct name="section">
+		<field>
+			<childRef ref="book.subsection"/>
+			<childRef ref="book.paragraph"/>
+		</field>
+	</struct>
+	<struct name="subsection">
+		<field>
+			<childRef ref="book.paragraph"/>
+		</field>
+	</struct>
+	<struct name="paragraph" transparent="true">
+		<field>
+			<childRef ref="book.text"/>
+		</field>
+	</struct>
+	<struct name="text" transparent="true">
+		<primitive type="string"/>
+	</struct>
+</ontology>
diff --git a/testdata/integration/osxml/comments_ontology.osxml b/testdata/integration/osxml/comments_ontology.osxml
new file mode 100644
index 0000000..34185d8
--- /dev/null
+++ b/testdata/integration/osxml/comments_ontology.osxml
@@ -0,0 +1,40 @@
+<?xml version="1.0" standalone="yes"?>
+<ontology name="comments">
+	<import rel="ontology" src="./book_ontology.osxml"/>
+
+	<!-- an annotation comment -->
+	<annotation name="comment">
+		<field name="replies" subtree="true">
+			<childRef ref="reply"/>
+		</field>
+		<field name="content">
+			<childRef ref="book.paragraph"/>
+		</field>
+	</annotation>
+
+	<!-- an point-like structure comment. -->
+	<struct name="comment">
+		<!-- Is there a chance to prevent users from having to redefine these
+		     two fields in comment and reply? Could we use a fieldRef here?
+		     Or would that be circular? -->
+		<field name="replies" subtree="true">
+			<childRef ref="reply"/>
+		</field>
+		<field name="content">
+			<childRef ref="book.paragraph"/>
+		</field>
+		<parentRef ref="book.paragraph">
+			<fieldRef ref="$default"/>
+		</parentRef>
+	</struct>
+	<!-- note that replies are organized in a tree fashion: One can also reply
+	     to a reply -->
+	<struct name="reply">
+		<field name="replies" subtree="true">
+			<childRef ref="reply"/>
+		</field>
+		<field name="content">
+			<childRef ref="book.paragraph"/>
+		</field>
+	</struct>
+</ontology>
diff --git a/testdata/osxmlparser/complex_book.osxml b/testdata/integration/osxml/complex_book.osxml
index 8eb5f26..8eb5f26 100644
--- a/testdata/osxmlparser/complex_book.osxml
+++ b/testdata/integration/osxml/complex_book.osxml
diff --git a/testdata/osxmlparser/email_typesystem.osxml b/testdata/integration/osxml/email_typesystem.osxml
index 325f89a..325f89a 100644
--- a/testdata/osxmlparser/email_typesystem.osxml
+++ b/testdata/integration/osxml/email_typesystem.osxml
diff --git a/testdata/osxmlparser/emphasis_ontology.osxml b/testdata/integration/osxml/emphasis_ontology.osxml
index 0fdd63a..0fdd63a 100644
--- a/testdata/osxmlparser/emphasis_ontology.osxml
+++ b/testdata/integration/osxml/emphasis_ontology.osxml
diff --git a/testdata/integration/osxml/headings_ontology.osxml b/testdata/integration/osxml/headings_ontology.osxml
new file mode 100644
index 0000000..56c9e7d
--- /dev/null
+++ b/testdata/integration/osxml/headings_ontology.osxml
@@ -0,0 +1,33 @@
+<?xml version="1.0" standalone="yes"?>
+<ontology name="headings">
+
+	<import rel="ontology" src="./book_ontology.osxml"/>
+
+	<struct name="heading" cardinality="1" transparent="true">
+		<!-- The parent mechanism is a curious thing. Remind yourself
+		     that parent-child-relationship in this sense are mediated
+		     by fields. So we must either reference a field that is
+		     already there or declare a new one on the fly. -->
+		<parentRef ref="book.book">
+			<field name="heading" subtree="true" optional="true"/>
+		</parentRef>
+		<parentRef ref="book.chapter">
+			<field name="heading" subtree="true" optional="true"/>
+		</parentRef>
+		<parentRef ref="book.section">
+			<field name="heading" subtree="true" optional="true"/>
+		</parentRef>
+		<parentRef ref="book.subsection">
+			<field name="heading" subtree="true" optional="true"/>
+		</parentRef>
+		<parentRef ref="book.paragraph">
+			<field name="heading" subtree="true" optional="true"/>
+		</parentRef>
+		<!-- regarding its fields we have a problem here. We do not want to
+		     declare a new field, because in fact we want to allow every
+		     bit of content that a paragraph would allow - also considering
+		     possible extensions of paragraph by other ontologies.
+		     So we need to reference the default field of paragraph. -->
+		<fieldRef ref="book.paragraph.$default"/>
+	</struct>
+</ontology>
diff --git a/testdata/osxmlparser/lists_ontology.osxml b/testdata/integration/osxml/lists_ontology.osxml
index c18494a..c18494a 100644
--- a/testdata/osxmlparser/lists_ontology.osxml
+++ b/testdata/integration/osxml/lists_ontology.osxml
diff --git a/testdata/osxmlparser/meta_ontology.osxml b/testdata/integration/osxml/meta_ontology.osxml
index eb392ce..eb392ce 100644
--- a/testdata/osxmlparser/meta_ontology.osxml
+++ b/testdata/integration/osxml/meta_ontology.osxml
diff --git a/testdata/osxmlparser/simple_annotation.osxml b/testdata/integration/osxml/simple_annotation.osxml
index c0f426a..c0f426a 100644
--- a/testdata/osxmlparser/simple_annotation.osxml
+++ b/testdata/integration/osxml/simple_annotation.osxml
diff --git a/testdata/osxmlparser/version_typesystem.osxml b/testdata/integration/osxml/version_typesystem.osxml
index 0d52736..0d52736 100644
--- a/testdata/osxmlparser/version_typesystem.osxml
+++ b/testdata/integration/osxml/version_typesystem.osxml