def test_process_labchart_errors(loaded_lab_file):
header, channels, chtrig = loaded_lab_file
# test file without header
with raises(AttributeError) as errorinfo:
txt.process_labchart(channels, chtrig=chtrig)
assert 'not supported' in str(errorinfo.value)
# test when units are not valid for process_labchart
header[0][1] = ' 1 gHz'
with raises(AttributeError) as errorinfo:
txt.process_labchart(channels, chtrig=chtrig, header=header)
assert 'not in a valid LabChart' in str(errorinfo.value)
def test_process_labchart(loaded_lab_file, units, expected):
header, channels, chtrig = loaded_lab_file
header[0][1] = units
phys_obj = txt.process_labchart(channels, chtrig=chtrig, header=header)
assert math.isclose(phys_obj.freq[0], expected)
def test_process_labchart_notime(notime_lab_file):
chtrig = 0
header, channels = txt.read_header_and_channels(notime_lab_file, chtrig)
phys_obj = txt.process_labchart(channels, chtrig=chtrig, header=header)
assert len(phys_obj.timeseries) == len(channels[0]) + 1
def test_multifreq(loaded_lab_file):
header, channels, chtrig = loaded_lab_file
phys_obj = txt.process_labchart(channels, chtrig=chtrig, header=header)
new_freq = txt.check_multifreq(phys_obj.timeseries,
[phys_obj.freq[0]] * len(phys_obj.freq))
assert new_freq[-4:-1] == [100, 40, 500]