def test_validation_checks():
config = AnalysisConfig()
analysis = Analysis(config)
analysis.settings["observations"]["datastore"] = "other"
with pytest.raises(FileNotFoundError):
analysis.get_observations()
config = AnalysisConfig.from_template("1d")
analysis = Analysis(config)
assert analysis.get_flux_points() is False
assert analysis.run_fit() is False
assert analysis.set_model() is False
assert analysis.get_datasets() is False
analysis.get_observations()
analysis.settings["datasets"]["dataset-type"] = "not assigned"
assert analysis.get_datasets() is False
analysis.settings["datasets"]["dataset-type"] = "SpectrumDatasetOnOff"
analysis.get_observations()
analysis.get_datasets()
model_str = Path(MODEL_FILE).read_text()
analysis.set_model(model=model_str)
assert isinstance(analysis.model, SkyModels) is True
assert analysis.set_model() is False
analysis.run_fit()
del analysis.settings["flux-points"]
assert analysis.get_flux_points() is False
def test_analysis_3d_no_geom_irf():
config = AnalysisConfig.from_template("3d")
analysis = Analysis(config)
analysis.get_observations()
analysis.get_datasets()
assert len(analysis.datasets) == 1
def test_analysis_3d_joint_datasets():
config = AnalysisConfig.from_template("3d")
config.settings["datasets"]["stack-datasets"] = False
analysis = Analysis(config)
analysis.get_observations()
analysis.get_datasets()
assert len(analysis.datasets) == 4
def test_analysis_1d_stacked():
config = AnalysisConfig.from_template("1d")
analysis = Analysis(config)
analysis.settings["datasets"]["stack-datasets"] = True
analysis.get_observations()
analysis.get_datasets()
analysis.set_model(filename=MODEL_FILE)
analysis.run_fit()
assert len(analysis.datasets) == 1
assert_allclose(analysis.datasets["stacked"].counts.data.sum(), 404)
pars = analysis.fit_result.parameters
assert_allclose(pars["index"].value, 2.689559, rtol=1e-3)
assert_allclose(pars["amplitude"].value, 2.81629e-11, rtol=1e-3)
def test_analysis_1d(config_analysis_data):
config = AnalysisConfig.from_template("1d")
analysis = Analysis(config)
analysis.config.update_settings(config_analysis_data)
analysis.get_observations()
analysis.get_datasets()
analysis.set_model(filename=MODEL_FILE)
analysis.run_fit()
analysis.get_flux_points()
assert len(analysis.datasets) == 2
assert len(analysis.flux_points.data.table) == 4
dnde = analysis.flux_points.data.table["dnde"].quantity
assert dnde.unit == "cm-2 s-1 TeV-1"
assert_allclose(dnde[0].value, 8.03604e-12, rtol=1e-2)
assert_allclose(dnde[-1].value, 4.780021e-21, rtol=1e-2)
def test_analysis_3d():
config = AnalysisConfig.from_template("3d")
analysis = Analysis(config)
analysis.get_observations()
analysis.get_datasets()
analysis.set_model(filename=MODEL_FILE)
analysis.datasets["stacked"].background_model.tilt.frozen = False
analysis.run_fit()
analysis.get_flux_points()
assert len(analysis.datasets) == 1
assert len(analysis.fit_result.parameters) == 8
res = analysis.fit_result.parameters
assert res[3].unit == "cm-2 s-1 TeV-1"
assert len(analysis.flux_points.data.table) == 2
dnde = analysis.flux_points.data.table["dnde"].quantity
assert_allclose(dnde[0].value, 1.182768e-11, rtol=1e-1)
assert_allclose(dnde[-1].value, 4.051367e-13, rtol=1e-1)
assert_allclose(res["index"].value, 2.76607, rtol=1e-1)
assert_allclose(res["tilt"].value, -0.143204, rtol=1e-1)
