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import pytest
from tests.utils import is_postgresql_env_with_json_field
@pytest.mark.skipif(not is_postgresql_env_with_json_field(),
reason="requires postgresql and Django 1.9+")
@pytest.mark.django_db
def test_dirty_json_field():
from tests.models import TestModelWithJSONField
tm = TestModelWithJSONField.objects.create(json_field={'data': [1, 2, 3]})
data = tm.json_field['data']
data.append(4)
assert tm.get_dirty_fields(verbose=True) == {
'json_field': {
'current': {'data': [1, 2, 3, 4]},
'saved': {'data': [1, 2, 3]}
}
}
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