49 lines
1.3 KiB
Python
49 lines
1.3 KiB
Python
import pytest
|
|
|
|
from bonobo import Bag, JsonWriter, JsonReader
|
|
from bonobo.constants import BEGIN, END
|
|
from bonobo.context.execution import NodeExecutionContext
|
|
from bonobo.util.testing import CapturingNodeExecutionContext
|
|
|
|
|
|
def test_write_json_to_file(tmpdir):
|
|
file = tmpdir.join('output.json')
|
|
writer = JsonWriter(path=str(file))
|
|
context = NodeExecutionContext(writer, None)
|
|
|
|
context.start()
|
|
context.recv(BEGIN, Bag({'foo': 'bar'}), END)
|
|
context.step()
|
|
context.stop()
|
|
|
|
assert file.read() == '[\n{"foo": "bar"}\n]'
|
|
|
|
with pytest.raises(AttributeError):
|
|
getattr(context, 'file')
|
|
|
|
with pytest.raises(AttributeError):
|
|
getattr(context, 'first')
|
|
|
|
|
|
def test_read_json_from_file(tmpdir):
|
|
file = tmpdir.join('input.json')
|
|
file.write('[{"x": "foo"},{"x": "bar"}]')
|
|
reader = JsonReader(path=str(file))
|
|
|
|
context = CapturingNodeExecutionContext(reader, None)
|
|
|
|
context.start()
|
|
context.recv(BEGIN, Bag(), END)
|
|
context.step()
|
|
context.stop()
|
|
|
|
assert len(context.send.mock_calls) == 2
|
|
|
|
args0, kwargs0 = context.send.call_args_list[0]
|
|
assert len(args0) == 1 and not len(kwargs0)
|
|
args1, kwargs1 = context.send.call_args_list[1]
|
|
assert len(args1) == 1 and not len(kwargs1)
|
|
|
|
assert args0[0].args[0] == {'x': 'foo'}
|
|
assert args1[0].args[0] == {'x': 'bar'}
|