def test_step_config_from_legacy_asdf(config):
parameters = {
"class": config.class_name,
"name": config.name,
}
parameters.update(config.parameters)
steps = {}
for step in config.steps:
# The older config files don't include "name" or "class"
# for the child steps.
steps[step.name] = step.parameters
parameters["steps"] = steps
asdf_file = asdf.AsdfFile(
{"parameters": parameters},
custom_schema="http://stsci.edu/schemas/stpipe/step_config-0.1.0")
# We lose the step class names so the configs won't be equal:
legacy_config = StepConfig.from_asdf(asdf_file)
assert legacy_config.name == config.name
assert legacy_config.class_name == config.class_name
assert legacy_config.parameters == config.parameters
assert len(legacy_config.steps) == len(config.steps)
for legacy_step, step in zip(legacy_config.steps, config.steps):
assert legacy_step.name == step.name
assert legacy_step.class_name is None
assert legacy_step.parameters == step.parameters
assert legacy_step.steps == step.steps
def test_saving_pars(tmpdir):
"""Save the step parameters from the commandline"""
cfg_path = t_path(join('steps', 'jwst_generic_pars-makeliststep_0002.asdf'))
saved_path = tmpdir.join('savepars.asdf')
step = Step.from_cmdline([
cfg_path,
'--save-parameters',
str(saved_path)
])
assert saved_path.check()
with asdf.open(t_path(join('steps', 'jwst_generic_pars-makeliststep_0002.asdf'))) as af:
original_config = StepConfig.from_asdf(af)
original_config.parameters["par3"] = False
with asdf.open(str(saved_path)) as af:
config = StepConfig.from_asdf(af)
assert config.parameters == original_config.parameters
step.closeout()
def test_export_config(step_obj, expected, tmp_path):
"""Test retrieving of configuration parameters"""
config_path = tmp_path / "config.asdf"
step_obj.export_config(config_path)
with asdf.open(config_path) as af:
# StepConfig has an __eq__ implementation but we can't use it
# due to differences between asdf 2.7 and 2.8 in serializing None
# values. This can be simplified once the minimum asdf requirement
# is changed to >= 2.8.
# assert StepConfig.from_asdf(af) == expected
config = StepConfig.from_asdf(af)
assert config.class_name == expected.class_name
assert config.name == expected.name
assert config.steps == expected.steps
parameters = set(expected.parameters.keys()).union(set(config.parameters.keys()))
for parameter in parameters:
assert config.parameters.get(parameter) == expected.parameters.get(parameter)
def test_step_config_from_asdf(config):
asdf_file = config.to_asdf()
assert StepConfig.from_asdf(asdf_file) == config
with pytest.raises(asdf.ValidationError):
StepConfig.from_asdf(asdf.AsdfFile())