+@step(u'node (\d+) expands to housenumbers')
+def check_interpolated_housenumbers(step, nodeid):
+ """Check that the exact set of housenumbers has been entered in
+ placex for the given source node. Expected are tow columns:
+ housenumber and centroid
+ """
+ numbers = {}
+ for line in step.hashes:
+ assert line["housenumber"] not in numbers
+ numbers[line["housenumber"]] = line["centroid"]
+ cur = world.conn.cursor(cursor_factory=psycopg2.extras.DictCursor)
+ cur.execute("""SELECT DISTINCT housenumber,
+ ST_X(centroid) as clat, ST_Y(centroid) as clon
+ FROM placex WHERE osm_type = 'N' and osm_id = %s""",
+ (int(nodeid),))
+ assert_equals(len(numbers), cur.rowcount)
+ for r in cur:
+ assert_in(r["housenumber"], numbers)
+ world.match_geometry((r['clat'], r['clon']), numbers[r["housenumber"]])
+ del numbers[r["housenumber"]]
+