diff options
Diffstat (limited to 'Lib/unittest/mock.py')
-rw-r--r-- | Lib/unittest/mock.py | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/Lib/unittest/mock.py b/Lib/unittest/mock.py index efe5763..4c58639 100644 --- a/Lib/unittest/mock.py +++ b/Lib/unittest/mock.py @@ -2271,9 +2271,10 @@ def _iterate_read_data(read_data): # Helper for mock_open: # Retrieve lines from read_data via a generator so that separate calls to # readline, read, and readlines are properly interleaved - data_as_list = ['{}\n'.format(l) for l in read_data.split('\n')] + sep = b'\n' if isinstance(read_data, bytes) else '\n' + data_as_list = [l + sep for l in read_data.split(sep)] - if data_as_list[-1] == '\n': + if data_as_list[-1] == sep: # If the last line ended in a newline, the list comprehension will have an # extra entry that's just a newline. Remove this. data_as_list = data_as_list[:-1] @@ -2307,7 +2308,7 @@ def mock_open(mock=None, read_data=''): def _read_side_effect(*args, **kwargs): if handle.read.return_value is not None: return handle.read.return_value - return ''.join(_state[0]) + return type(read_data)().join(_state[0]) def _readline_side_effect(): if handle.readline.return_value is not None: |