def test_update_flow_field_time1_iteration1(self, tmp_path):
"""
Check that the flow in domain is set as expected when no flow (qx &
qy==0)
"""
# create a delta with default settings
p = utilities.yaml_from_dict(tmp_path, 'input.yaml')
delta = DeltaModel(input_file=p)
delta.log_info = mock.MagicMock()
# conditions are zero already, but...
delta._time_iter = 1
iteration = 1
# run the method
qx0 = np.copy(delta.qx)
delta.update_flow_field(iteration)
# assertions
# not sure what to check here other than that something changed
assert np.any(delta.qx != qx0)
# check inlet boundary conditon
assert np.all(delta.qx[0, delta.inlet] == delta.qw0)
assert np.all(delta.qy[0, delta.inlet] == 0)
assert np.all(delta.qw[0, delta.inlet] == delta.qw0)
assert delta.log_info.call_count == 1
def test_update_flow_field_time0_iteration0(self, tmp_path):
"""
Check that the flow at the inlet is set as expected
"""
# create a delta with default settings
p = utilities.yaml_from_dict(tmp_path, 'input.yaml')
delta = DeltaModel(input_file=p)
# mock the log
delta.log_info = mock.MagicMock()
# conditions are zero already, but...
delta._time_iter = 0
iteration = 0
# run the method
delta.update_flow_field(iteration)
# assertions
assert np.all(delta.qx[1:, :] == delta.qxn[1:, :])
assert np.all(delta.qy[1:, :] == delta.qyn[1:, :])
# check inlet boundary conditon
assert np.all(delta.qx[0, delta.inlet] == delta.qw0)
assert np.all(delta.qy[0, delta.inlet] == 0)
assert np.all(delta.qw[0, delta.inlet] == delta.qw0)
assert delta.log_info.call_count == 1
def test_records_arbitrary_time_values(self, tmp_path, capsys):
"""
This test should create the log, and then print nothing at all.
"""
file_name = 'user_parameters.yaml'
p, f = utilities.create_temporary_file(tmp_path, file_name)
utilities.write_parameter_to_file(f, 'out_dir', tmp_path / 'out_dir')
f.close()
_delta = DeltaModel(input_file=p)
_delta.logger = mock.MagicMock()
# change values
_delta._time = 3.14159
_delta._time_iter = 42
_delta.log_model_time()
# will record whatever value is in _delta
_calls = [mock.call('Time: 3.1; timestep: 42')]
_delta.logger.info.assert_has_calls(_calls)
