writerfilter: build-time test for unexpected data types

So next time I write <data type="ST_Foo"> instead of <ref
name="ST_FOO">, I get an error quickly.

Change-Id: Ida91b8ebe68915e22c62addffafe418ab29b1158
Reviewed-on: https://gerrit.libreoffice.org/59661
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.co.uk>

writerfilter/source/ooxml/factoryimpl_ns.py

@@ -94,6 +94,13 @@ def resourceForAttribute(nsNode, attrNode):
             resourceName = "Boolean"
         elif len([i for i in attrNode.getElementsByTagName("data") if i.getAttribute("type") in ("unsignedInt", "integer", "int")]):
             resourceName = "Integer"
+        else:
+            dataNodes = attrNode.getElementsByTagName("data")
+            if len(dataNodes):
+                t = dataNodes[0].getAttribute("type")
+                # Blacklist existing unexpected data types.
+                if t not in ("token", "long", "decimal", "float", "byte", "ST_DecimalNumber", "positiveInteger"):
+                    raise Exception("unexpected data type: " + dataNodes[0].getAttribute("type"))
     return resourceName