tests: simple JSON test

* Adds test for JSON/JSONB fields.  (closes #19)

Signed-off-by: Jiri Kuncar <jiri.kuncar@cern.ch>

.travis.yml

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 #
 # This file is part of Invenio-DB
-# Copyright (C) 2015 CERN
+# Copyright (C) 2015, 2016 CERN
 #
 # Invenio is free software; you can redistribute it and/or
 # modify it under the terms of the GNU General Public License as
@@ -21,6 +21,10 @@
 # granted to it by virtue of its status as an Intergovernmental Organization
 # or submit itself to any jurisdiction.
 
+addons:
+  postgresql: "9.4"
+  mysql: "5.7"
+
 notifications:
   email: false
 
@@ -48,8 +52,6 @@ env:
 
 python:
   - "2.7"
-  - "3.3"
-  - "3.4"
   - "3.5"
 
 before_install:

pytest.ini

@@ -24,3 +24,4 @@
 
 [pytest]
 addopts = --pep8 --ignore=docs --cov=invenio_db --cov-report=term-missing
+pep8ignore = W601

requirements-devel.txt

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 #
 # This file is part of Invenio.
-# Copyright (C) 2015 CERN.
+# Copyright (C) 2015, 2016 CERN.
 #
 # Invenio is free software; you can redistribute it
 # and/or modify it under the terms of the GNU General Public License as
@@ -21,9 +21,5 @@
 # In applying this license, CERN does not
 # waive the privileges and immunities granted to it by virtue of its status
 # as an Intergovernmental Organization or submit itself to any jurisdiction.
-#
-# TODO: Add development versions of some important dependencies here to get a
-#       warning when there are breaking upstream changes, e.g.:
-#
-#     -e git+git://github.com/mitsuhiko/werkzeug.git#egg=Werkzeug
-#     -e git+git://github.com/mitsuhiko/jinja2.git#egg=Jinja2
+
+-e git+https://github.com/zzzeek/sqlalchemy.git#egg=sqlalchemy

tests/test_db.py

@@ -239,3 +239,45 @@ def test_local_proxy(app, db):
             z=LocalProxy(lambda: None),
         ).fetchone()
         assert result == (True, True, True, True)
+
+
+@pytest.mark.skipif(not hasattr(sa, 'JSON'),
+                    reason='Requires SQLAlchemy>=1.1.0b1')
+def test_json(db, app):
+    """Test extension initialization."""
+    from sqlalchemy.dialects import postgresql
+
+    InvenioDB(app, db=db)
+
+    class TestJSON(db.Model):
+        __tablename__ = 'test_json'
+
+        pk = sa.Column(sa.Integer, primary_key=True)
+        js = sa.Column(sa.JSON().with_variant(postgresql.JSONB, 'postgresql'))
+
+    with app.app_context():
+        db.drop_all()
+        db.create_all()
+
+    with app.app_context():
+        db.session.add(TestJSON(pk=1, js={'foo': {'bar': 1}}))
+        db.session.add(TestJSON(pk=2, js={'baz': 2}))
+        db.session.commit()
+
+        result = TestJSON.query.get(1)
+        assert 1 == result.js['foo']['bar']
+
+        if hasattr(TestJSON.js['foo'], 'astext'):
+            result = TestJSON.query.filter(
+                TestJSON.js[('foo', 'bar')].astext.cast(Integer) == 1
+            ).first()
+            assert 1 == result.pk
+
+        if hasattr(TestJSON.js, 'has_key'):
+            result = TestJSON.query.filter(
+                TestJSON.js.has_key('baz')
+            ).first()
+            assert 2 == result.pk
+
+    with app.app_context():
+        db.drop_all()

tests/test_versioning.py

@@ -1,7 +1,7 @@
 # -*- coding: utf-8 -*-
 #
 # This file is part of Invenio.
-# Copyright (C) 2015 CERN.
+# Copyright (C) 2015, 2016 CERN.
 #
 # Invenio is free software; you can redistribute it
 # and/or modify it under the terms of the GNU General Public License as
@@ -42,7 +42,7 @@ def test_disabled_versioning(db, app):
 
 
 @pytest.mark.parametrize("versioning,tables", [
-    (False, 1),  (True, 3)
+    (False, 1), (True, 3)
 ])
 def test_disabled_versioning_with_custom_table(db, app, versioning, tables):
     """Test SQLAlchemy-Continuum table loading."""