def test_extract_header_items_errors(loaded_lab_file):
header, channels, chtrig = loaded_lab_file
# test file without header
with raises(AttributeError) as errorinfo:
io.extract_header_items(channels, header=[])
assert 'without header' in str(errorinfo.value)
# test when header is not valid
with raises(AttributeError) as errorinfo:
io.extract_header_items(channels, header=['hello', 'bye'])
assert 'supported yet for txt files' in str(errorinfo.value)
def test_generate_blueprint_notime(notime_lab_file):
chtrig = 0
header, channels = io.read_header_and_channels(notime_lab_file)
interval, orig_units, orig_names = io.extract_header_items(
channels, header)
phys_obj = io.generate_blueprint(channels, chtrig, interval, orig_units,
orig_names)
assert len(phys_obj.timeseries) == len(channels[0]) + 1
def test_generate_blueprint_for_labchart(loaded_lab_file, units, expected):
header, channels, chtrig = loaded_lab_file
header[0][1] = units
interval, orig_units, orig_names = io.extract_header_items(
channels, header)
phys_obj = io.generate_blueprint(channels, chtrig, interval, orig_units,
orig_names)
assert math.isclose(phys_obj.freq[0], expected)
def test_multifreq(loaded_lab_file):
header, channels, chtrig = loaded_lab_file
interval, orig_units, orig_names = io.extract_header_items(
channels, header)
phys_obj = io.generate_blueprint(channels, chtrig, interval, orig_units,
orig_names)
new_freq = io.check_multifreq(phys_obj.timeseries,
[phys_obj.freq[0]] * len(phys_obj.freq))
assert new_freq[-3:] == [100, 40, 500]
def test_generate_blueprint_for_acq(loaded_acq_file, units, expected):
header, channels, chtrig = loaded_acq_file
# set units to test that expected frequency is generated correctly
header[1][0] = units
interval, orig_units, orig_names = io.extract_header_items(
channels, header)
phys_obj = io.generate_blueprint(channels, chtrig, interval, orig_units,
orig_names)
assert math.isclose(phys_obj.freq[0], expected)
def test_generate_blueprint_items_errors(loaded_lab_file):
header, channels, chtrig = loaded_lab_file
# test file without header
# test when units are not valid
header[0][1] = ' 1 gHz'
interval, orig_units, orig_names = io.extract_header_items(
channels, header)
with raises(AttributeError) as errorinfo:
io.generate_blueprint(channels, chtrig, interval, orig_units,
orig_names)
assert 'Interval unit "gHz" is not in a valid frequency' in str(
errorinfo.value)