def test_append():
with tmpfile('log') as fn:
t = TextFile(fn)
append(t, ['Hello', 'World'])
assert os.path.exists(fn)
with open(fn) as f:
assert list(map(str.strip, f.readlines())) == ['Hello', 'World']
def test_drop():
with filetext('hello\nworld') as fn:
t = TextFile(fn)
assert os.path.exists(fn)
drop(t)
assert not os.path.exists(fn)
def test_discover():
assert discover(TextFile('')) == dshape('var * string')
def test_convert():
with filetext('Hello\nWorld') as fn:
assert convert(list, TextFile(fn)) == ['Hello\n', 'World']