def test_init_exceptions(self):
# Invalid arguments (ValueError expected).
for arg in self.args2:
evolver = arg[0]
stopping_mxHxm = arg[1]
mesh = arg[2]
Ms = arg[3]
m0 = arg[4]
basename = arg[5]
with pytest.raises(ValueError):
driver = MinDriver(evolver, stopping_mxHxm,
mesh, Ms, m0, basename)
def relax(self, stopping_mxHxm=0.01):
self.m.write_oommf_file(self.dirname + 'm0file.omf')
self.m0 = 'm0file.omf'
self.evolver = CGEvolve()
self.driver = MinDriver('evolver',
stopping_mxHxm,
'mesh',
self.Ms,
self.m0,
basename=self.name)
self.relaxation = True
self.execute_mif()
def test_init(self):
# Valid arguments.
for arg in self.args1:
evolver = arg[0]
stopping_mxHxm = arg[1]
mesh = arg[2]
Ms = arg[3]
m0 = arg[4]
basename = arg[5]
driver = MinDriver(evolver, stopping_mxHxm, mesh, Ms, m0, basename)
assert driver.evolver == evolver
assert driver.stopping_mxHxm == stopping_mxHxm
assert driver.mesh == mesh
assert driver.Ms == Ms
assert driver.m0 == m0
assert driver.basename == basename
def test_get_mif(self):
for arg in self.args1:
evolver = arg[0]
stopping_mxHxm = arg[1]
mesh = arg[2]
Ms = arg[3]
m0 = arg[4]
basename = arg[5]
driver = MinDriver(evolver, stopping_mxHxm, mesh, Ms, m0, basename)
mif = driver.get_mif()
mif_lines = driver.get_mif().split('\n')
# Assert comment.
l = mif_lines[0].split()
assert l[0] == '#'
assert l[1] == 'MinDriver'
# Assert Specify line.
l = mif_lines[1].split()
assert l[0] == 'Specify'
assert l[1].split(':')[0] == 'Oxs_MinDriver'
assert l[2] == '{'
# Assert parameters lines
assert mif_lines[2][0] == '\t'
l = mif_lines[2].split()
assert l[0] == 'evolver'
assert l[1] == evolver
# Assert parameters lines
assert mif_lines[3][0] == '\t'
l = mif_lines[3].split()
assert l[0] == 'stopping_mxHxm'
assert float(l[1]) == stopping_mxHxm
# Assert parameters lines
assert mif_lines[4][0] == '\t'
l = mif_lines[4].split()
assert l[0] == 'mesh'
assert l[1] == ':' + mesh
# Assert parameters lines
assert mif_lines[5][0] == '\t'
l = mif_lines[5].split()
assert l[0] == 'Ms'
assert float(l[1]) == Ms
# Assert parameters lines
assert mif_lines[6][0] == '\t'
l = mif_lines[6].split()
assert l[0] == 'm0'
assert l[1] == '{'
# Assert initial state definition.
if isinstance(m0, (list, tuple)):
assert mif_lines[7][0:2] == '\t\t'
l = mif_lines[7].split()
assert l[0] == 'Oxs_UniformVectorField'
assert l[1] == '{'
assert mif_lines[8][0:3] == '\t\t\t'
l = mif_lines[8].split()
assert l[0] == 'vector'
assert l[1] == '{'
assert float(l[2]) == m0[0]
assert float(l[3]) == m0[1]
assert float(l[4]) == m0[2]
assert l[5] == '}'
assert mif_lines[9][0:2] == '\t\t'
l = mif_lines[9].split()
assert l[0] == '}'
n = 9
elif isinstance(m0, str):
assert mif_lines[7][0:2] == '\t\t'
l = mif_lines[7].split()
assert l[0] == 'Oxs_FileVectorField'
assert l[1] == '{'
assert mif_lines[8][0:3] == '\t\t\t'
l = mif_lines[8].split()
assert l[0] == 'atlas'
assert l[1] == ':atlas'
assert mif_lines[9][0:3] == '\t\t\t'
l = mif_lines[9].split()
assert l[0] == 'norm'
assert float(l[1]) == 1
assert mif_lines[10][0:3] == '\t\t\t'
l = mif_lines[10].split()
assert l[0] == 'file'
assert l[1] == m0
assert mif_lines[11][0:2] == '\t\t'
l = mif_lines[11].split()
assert l[0] == '}'
n = 11
assert mif_lines[n+1] == '\t}'
assert mif_lines[n+2][0] == '\t'
l = mif_lines[n+2].split()
assert l[0] == 'basename'
assert l[1] == basename
l = mif_lines[n+3]
assert l == '\tvector_field_output_format {text %\#.8g}'
# Assert mif end.
assert mif_lines[n+4] == '}'
# Assert new lines at the end of the string.
assert mif[-2:] == '\n\n'
