def test_missing_parameter(self, yaml_fn):
params = ['phi', 'sigma', 'alpha', 'Lambda_prime']
with open(yaml_fn, 'w') as fh:
fh.write('medium_type: eqf\n')
for p in params:
fh.write('{}: 42\n'.format(p))
with pytest.raises(LookupError):
from_yaml(yaml_fn)
def test_ok_loading_fluid(self, yaml_fn):
params = ['rho', 'c']
with open(yaml_fn, 'w') as fh:
fh.write('medium_type: fluid\n')
for ii, p in enumerate(params):
fh.write('{}: {}\n'.format(p, ii))
medium = from_yaml(yaml_fn)
for ii, p in enumerate(params):
assert getattr(medium, p) == ii
def test_ok_loading_eqf_withoutopts(self, yaml_fn):
params = ['phi', 'sigma', 'alpha', 'Lambda_prime', 'Lambda']
with open(yaml_fn, 'w') as fh:
fh.write('medium_type: eqf\n')
for ii, p in enumerate(params):
fh.write('{}: {}\n'.format(p, ii))
medium = from_yaml(yaml_fn)
for ii, p in enumerate(params):
assert getattr(medium, p) == ii
def test_ok_loading_pem(self, yaml_fn):
params = [
'phi', 'sigma', 'alpha', 'Lambda_prime', 'Lambda', 'rho_1', 'nu',
'E', 'eta', 'loss_type'
]
with open(yaml_fn, 'w') as fh:
fh.write('medium_type: pem\n')
for ii, p in enumerate(params):
if p != 'loss_type':
fh.write('{}: {}\n'.format(p, ii))
else:
fh.write('{}: structural\n'.format(p))
medium = from_yaml(yaml_fn)
for ii, p in enumerate(params):
if p != 'loss_type':
assert getattr(medium, p) == ii
else:
assert getattr(medium, p) == 'structural'
def test_bad_medium_type(self, yaml_fn):
with open(yaml_fn, 'w') as fh:
fh.write('medium_type: phony_medium\n')
with pytest.raises(ValueError):
from_yaml(yaml_fn)
def test_file_not_found(self, tmpdir):
with pytest.raises(IOError):
from_yaml(tmpdir.join('inexistent.yaml').strpath)