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| author | Matthias Baumgartner <dev@igsor.net> | 2022-12-18 14:07:56 +0100 |
|---|---|---|
| committer | Matthias Baumgartner <dev@igsor.net> | 2022-12-18 14:07:56 +0100 |
| commit | 3165c3609a5061135ff7393747f8dc3f7f7abe0c (patch) | |
| tree | 5683aaab759d1930ce59237acde23e673562e87d /test | |
| parent | edd5390b6db1550f6a80a46f0eaf5f3916997532 (diff) | |
| download | bsfs-3165c3609a5061135ff7393747f8dc3f7f7abe0c.tar.gz bsfs-3165c3609a5061135ff7393747f8dc3f7f7abe0c.tar.bz2 bsfs-3165c3609a5061135ff7393747f8dc3f7f7abe0c.zip | |
graph schema migration
Diffstat (limited to 'test')
| -rw-r--r-- | test/graph/test_graph.py | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/test/graph/test_graph.py b/test/graph/test_graph.py index eaeee0c..0b16527 100644 --- a/test/graph/test_graph.py +++ b/test/graph/test_graph.py @@ -84,6 +84,104 @@ class TestGraph(unittest.TestCase): # node_type must be in the schema self.assertRaises(KeyError, graph.nodes, ns.bsfs.Invalid, guids) + def test_migrate(self): + # setup + graph = Graph(self.backend, self.user) + + # argument must be a schema + class Foo(): pass + self.assertRaises(TypeError, graph.migrate, 'hello world') + self.assertRaises(TypeError, graph.migrate, 1234) + self.assertRaises(TypeError, graph.migrate, Foo()) + + # cannot append inconsistent schema + self.assertRaises(errors.ConsistencyError, graph.migrate, schema.Schema({}, { + schema.Node(ns.bsfs.Entity, + schema.Node(ns.bsfs.Intermediate, + schema.Node(ns.bsfs.Node, None)))}), append=True) + + # cannot migrate to inconsistent schema + self.assertRaises(errors.ConsistencyError, graph.migrate, schema.Schema({}, { + schema.Node(ns.bsfs.Entity, + schema.Node(ns.bsfs.Intermediate, + schema.Node(ns.bsfs.Node, None)))}), append=False) + + # can migrate to compatible schema + target_1 = schema.Schema.from_string(''' + prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> + prefix xsd: <http://www.w3.org/2001/XMLSchema#> + prefix bsfs: <http://bsfs.ai/schema/> + prefix bse: <http://bsfs.ai/schema/Entity#> + bsfs:Entity rdfs:subClassOf bsfs:Node . + xsd:string rdfs:subClassOf bsfs:Literal . + xsd:integer rdfs:subClassOf bsfs:Literal . + + bse:filename rdfs:subClassOf bsfs:Predicate ; + rdfs:domain bsfs:Entity ; + rdfs:range xsd:string ; + bsfs:unique "false"^^xsd:boolean . + + bse:filesize rdfs:subClassOf bsfs:Predicate ; + rdfs:domain bsfs:Entity ; + rdfs:range xsd:integer; + bsfs:unique "false"^^xsd:boolean . + + ''') + graph.migrate(target_1) + # new schema is applied + self.assertLess(target_1, graph.schema) + # graph appends its predicates + self.assertEqual(graph.schema, target_1 + schema.Schema.from_string(''' + prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> + prefix xsd: <http://www.w3.org/2001/XMLSchema#> + prefix bsfs: <http://bsfs.ai/schema/> + prefix bsm: <http://bsfs.ai/schema/Meta#> + xsd:integer rdfs:subClassOf bsfs:Literal . + bsm:t_created rdfs:subClassOf bsfs:Predicate ; + rdfs:domain bsfs:Node ; + rdfs:range xsd:integer ; + bsfs:unique "true"^^xsd:boolean . + ''')) + + # can overwrite the current schema + target_2 = schema.Schema.from_string(''' + prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> + prefix xsd: <http://www.w3.org/2001/XMLSchema#> + prefix bsfs: <http://bsfs.ai/schema/> + prefix bse: <http://bsfs.ai/schema/Entity#> + bsfs:Entity rdfs:subClassOf bsfs:Node . + xsd:string rdfs:subClassOf bsfs:Literal . + xsd:integer rdfs:subClassOf bsfs:Literal . + + bse:filename rdfs:subClassOf bsfs:Predicate ; + rdfs:domain bsfs:Entity ; + rdfs:range xsd:string ; + bsfs:unique "false"^^xsd:boolean . + + bse:author rdfs:subClassOf bsfs:Predicate ; + rdfs:domain bsfs:Entity ; + rdfs:range xsd:string ; + bsfs:unique "true"^^xsd:boolean . + + ''') + graph.migrate(target_2, append=False) + # append overwrites existing predicates + self.assertFalse(target_1 <= graph.schema) + # new schema is applied + self.assertLess(target_2, graph.schema) + # graph appends its predicates + self.assertEqual(graph.schema, target_2 + schema.Schema.from_string(''' + prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> + prefix xsd: <http://www.w3.org/2001/XMLSchema#> + prefix bsfs: <http://bsfs.ai/schema/> + prefix bsm: <http://bsfs.ai/schema/Meta#> + xsd:integer rdfs:subClassOf bsfs:Literal . + bsm:t_created rdfs:subClassOf bsfs:Predicate ; + rdfs:domain bsfs:Node ; + rdfs:range xsd:integer ; + bsfs:unique "true"^^xsd:boolean . + ''')) + ## main ## |