def test_errors():
mesh = """\
a = %s
vertices =
{
{ 0, -1 }, # first vertex
{ 0.707106781, 0.707106781 }
}
elements =
{
{ 0, 1, 4, 3, 0 }
}
boundaries =
{
{ 0, 1, 1 }
}
"""
# this works:
read_hermes_format_str(mesh % "34")
# this fails:
assert raises(ParseError, "read_hermes_format_str(mesh % 'x x x')")
assert raises(ParseError, "read_hermes_format_str(mesh % '3 3 3')")
assert raises(ParseError, "read_hermes_format_str(mesh % '+')")
assert raises(ParseError, "read_hermes_format_str(mesh % '^^')")
def test_ScalarView_mpl_unknown():
mesh = Mesh()
mesh.load(domain_mesh)
mesh.refine_element(0)
shapeset = H1Shapeset()
pss = PrecalcShapeset(shapeset)
# create an H1 space
space = H1Space(mesh, shapeset)
space.set_uniform_order(5)
space.assign_dofs()
# initialize the discrete problem
wf = WeakForm(1)
set_forms(wf)
solver = DummySolver()
sys = LinSystem(wf, solver)
sys.set_spaces(space)
sys.set_pss(pss)
# assemble the stiffness matrix and solve the system
sys.assemble()
A = sys.get_matrix()
b = sys.get_rhs()
from scipy.sparse.linalg import cg
x, res = cg(A, b)
sln = Solution()
sln.set_fe_solution(space, pss, x)
view = ScalarView("Solution")
assert raises(ValueError, 'view.show(sln, show=False, method="something_unknown_123")')
def test_plot_mesh1c():
mesh = Mesh()
mesh.load(domain_mesh)
view = MeshView("Solution")
assert raises(
ValueError,
'view.show(mesh, lib="mpl", method="something_unknown_123")')
def test_plot_mesh1c():
mesh = Mesh()
mesh.load(domain_mesh)
view = MeshView("Solution")
assert raises(ValueError, 'view.show(mesh, lib="mpl", method="something_unknown_123")')