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"""Test generic read_raw function."""
# Authors: Clemens Brunner <clemens.brunner@gmail.com>
#
# License: BSD-3-Clause
from pathlib import Path
import pytest
from mne.io import read_raw
from mne.datasets import testing
base = Path(__file__).parent.parent
test_base = Path(testing.data_path(download=False))
@pytest.mark.parametrize('fname', ['x.xxx', 'x'])
def test_read_raw_unsupported(fname):
"""Test handling of unsupported file types."""
with pytest.raises(ValueError, match='Unsupported file type'):
read_raw(fname)
@pytest.mark.parametrize('fname', ['x.vmrk', 'x.eeg'])
def test_read_raw_suggested(fname):
"""Test handling of unsupported file types with suggested alternatives."""
with pytest.raises(ValueError, match='Try reading'):
read_raw(fname)
@pytest.mark.parametrize('fname', [
base / 'edf/tests/data/test.edf',
base / 'edf/tests/data/test.bdf',
base / 'brainvision/tests/data/test.vhdr',
base / 'kit/tests/data/test.sqd',
pytest.param(test_base / 'KIT/data_berlin.con',
marks=testing._pytest_mark()),
])
def test_read_raw_supported(fname):
"""Test supported file types."""
read_raw(fname)
read_raw(fname, verbose=False)
raw = read_raw(fname, preload=True)
assert "data loaded" in str(raw)
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