misc/cmp_schema.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Wed, 09 Dec 2015 17:44:17 +0100
changeset 11001 37c5c9b3b3bf
parent 5372 b74eed7e8b37
permissions -rw-r--r--
[migration] handle the case where new final entity type is not yet in the schema This may occur on new cube addition. Related to #7569998.

"""This module compare the Schema on the file system to the one in the database"""

from cStringIO import StringIO
from cubicweb.web.schemaviewer import SchemaViewer
from logilab.common.ureports import TextWriter
import difflib

viewer = SchemaViewer()
layout_db = viewer.visit_schema(schema, display_relations=True)
layout_fs = viewer.visit_schema(fsschema, display_relations=True)
writer = TextWriter()
stream_db = StringIO()
stream_fs = StringIO()
writer.format(layout_db, stream=stream_db)
writer.format(layout_fs, stream=stream_fs)

stream_db.seek(0)
stream_fs.seek(0)
db = stream_db.getvalue().splitlines()
fs = stream_fs.getvalue().splitlines()
open('db_schema.txt', 'w').write(stream_db.getvalue())
open('fs_schema.txt', 'w').write(stream_fs.getvalue())
#for diff in difflib.ndiff(fs, db):
#    print diff