def test_get_files_does_not_find_any_files(mock_io):
args = Mock(files=[])
with mock_io(stdin=''):
with pytest.raises(ValueError,
match=(r'^Missing at least one image file\. '
r'Run "imgbox -h" for more information\.$')):
_input.get_files(args)
def test_get_files_ignores_empty_lines_on_stdin(mock_io):
lines = ['', 'foo.jpg', ' ', 'bar.jpg', '\t', 'baz.png', '\n']
args = Mock(files=[])
with mock_io(stdin='\n'.join(lines)):
assert _input.get_files(args) == [
line for line in lines if line.strip()
]
def test_get_files_reads_files_from_stdin(mock_io):
lines = ['foo.jpg', 'bar.jpg', 'baz.png']
args = Mock(files=[])
with mock_io(stdin='\n'.join(lines)):
assert _input.get_files(args) == lines
def test_get_files_reads_files_from_arguments(mocker, mock_io):
files = ['foo.jpg', 'bar.jpg', 'baz.png']
args = Mock(files=files)
with mock_io():
assert _input.get_files(args) == files
def test_get_files_ignores_single_dash_argument(mock_io):
lines = ['foo.jpg', 'bar.jpg', 'baz.png']
args = Mock(files=['-'])
with mock_io(stdin='\n'.join(lines)):
assert _input.get_files(args) == lines