def test_add_bem_n_jobs(n_jobs, monkeypatch):
"""Test add_bem with n_jobs."""
if n_jobs == 1: # in one case, do at init -- in the other, pass in
use_subjects_dir = None
else:
use_subjects_dir = subjects_dir
report = Report(subjects_dir=use_subjects_dir)
# implicitly test that subjects_dir is correctly preserved here
monkeypatch.setattr(report_mod, '_BEM_VIEWS', ('axial', ))
if use_subjects_dir is not None:
use_subjects_dir = None
report.add_bem(subject='sample',
title='sample',
tags=('sample', ),
decim=15,
n_jobs=n_jobs,
subjects_dir=subjects_dir)
assert len(report.html) == 1
imgs = np.array([
plt.imread(BytesIO(base64.b64decode(b)), 'png')
for b in re.findall(r'data:image/png;base64,(\S*)">', report.html[0])
])
assert imgs.ndim == 4 # images, h, w, rgba
assert len(imgs) == 6
imgs.shape = (len(imgs), -1)
norms = np.linalg.norm(imgs, axis=-1)
# should have down-up-down shape
corr = np.corrcoef(norms, np.hanning(len(imgs)))[0, 1]
assert 0.778 < corr < 0.80
def test_render_mri(renderer, tmpdir):
"""Test rendering MRI for mne report."""
tempdir = str(tmpdir)
trans_fname_new = op.join(tempdir, 'temp-trans.fif')
for a, b in [[trans_fname, trans_fname_new]]:
shutil.copyfile(a, b)
report = Report(info_fname=raw_fname,
subject='sample', subjects_dir=subjects_dir)
report.parse_folder(data_path=tempdir, mri_decim=30, pattern='*')
fname = op.join(tempdir, 'report.html')
report.save(fname, open_browser=False)
html = Path(fname).read_text(encoding='utf-8')
assert 'data-mne-tags=" bem "' in html
assert repr(report)
report.add_bem(subject='sample', title='extra', tags=('foo',),
subjects_dir=subjects_dir, decim=30)
report.save(fname, open_browser=False, overwrite=True)
html = Path(fname).read_text(encoding='utf-8')
assert 'data-mne-tags=" bem "' in html
assert 'data-mne-tags=" foo "' in html
