Files
bonobo/tests/io/test_json.py

35 lines
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Python

import pytest
from bonobo import JsonReader, JsonWriter, settings
from bonobo.execution.node import NodeExecutionContext
from bonobo.util.testing import FilesystemTester
json_tester = FilesystemTester('json')
json_tester.input_data = '''[{"x": "foo"},{"x": "bar"}]'''
def test_write_json_ioformat_arg0(tmpdir):
fs, filename, services = json_tester.get_services_for_writer(tmpdir)
with pytest.raises(ValueError):
JsonWriter(filename, ioformat=settings.IOFORMAT_ARG0)
with pytest.raises(ValueError):
JsonReader(filename, ioformat=settings.IOFORMAT_ARG0),
@pytest.mark.parametrize('add_kwargs', (
{},
{
'ioformat': settings.IOFORMAT_KWARGS,
},
))
def test_write_json_kwargs(tmpdir, add_kwargs):
fs, filename, services = json_tester.get_services_for_writer(tmpdir)
with NodeExecutionContext(JsonWriter(filename, **add_kwargs), services=services) as context:
context.write_sync({'foo': 'bar'})
with fs.open(filename) as fp:
assert fp.read() == '[{"foo": "bar"}]'