Add invalid compression test · pandas-dev/pandas@f2ce8f8 (original) (raw)

2 files changed

lines changed

Original file line number	Diff line number	Diff line change
@@ -374,7 +374,8 @@ def _read(filepath_or_buffer, kwds):
374	374
375	375	compression = kwds.get('compression')
376	376	if compression not in set(_compression_to_extension) \| {None, 'infer'}:
377		-raise ValueError('"{}" is not a valid compression'.format(compression))
	377	+msg = 'Unrecognized compression type: {}'.format(compression)
	378	+raise ValueError(msg)
378	379
379	380	if compression == 'infer':
380	381	compression = _infer_compression(filepath_or_buffer)

Original file line number	Diff line number	Diff line change
@@ -168,3 +168,8 @@ def test_read_csv_infer_compression(self):
168	168	tm.assert_frame_equal(expected, df)
169	169
170	170	inputs[3].close()
	171	+
	172	+def test_invalid_compression(self):
	173	+msg = 'Unrecognized compression type: sfark'
	174	+with tm.assertRaisesRegexp(ValueError, msg):
	175	+self.read_csv('test_file.zip', compression='sfark')