def test__fit_interferometer_generator_from_aggregator(interferometer_7,
                                                       mask_2d_7x7, samples,
                                                       model):

    path_prefix = "aggregator_fit_interferometer"

    database_file = path.join(conf.instance.output_path,
                              "fit_interferometer.sqlite")
    result_path = path.join(conf.instance.output_path, path_prefix)

    clean(database_file=database_file, result_path=result_path)

    search = mock.MockSearch(samples=samples)
    search.paths = af.DirectoryPaths(path_prefix=path_prefix)

    analysis = ag.AnalysisInterferometer(dataset=interferometer_7)

    search.fit(model=model, analysis=analysis)

    agg = af.Aggregator.from_database(filename=database_file)
    agg.add_directory(directory=result_path)

    fit_interferometer_gen = ag.agg.FitInterferometer(aggregator=agg)

    for fit_interferometer in fit_interferometer_gen:
        assert (fit_interferometer.interferometer.visibilities ==
                interferometer_7.visibilities).all()
        assert (fit_interferometer.interferometer.real_space_mask ==
                mask_2d_7x7).all()

    clean(database_file=database_file, result_path=result_path)
def test__plane_generator_from_aggregator(masked_imaging_7x7, samples, model):

    path_prefix = "aggregator_plane_gen"

    database_file = path.join(conf.instance.output_path, "plane.sqlite")
    result_path = path.join(conf.instance.output_path, path_prefix)

    clean(database_file=database_file, result_path=result_path)

    search = mock.MockSearch(samples=samples)
    search.paths = af.DirectoryPaths(path_prefix=path_prefix)
    analysis = ag.AnalysisImaging(dataset=masked_imaging_7x7)
    search.fit(model=model, analysis=analysis)

    agg = af.Aggregator.from_database(filename=database_file)
    agg.add_directory(directory=result_path)

    plane_gen = ag.agg.Plane(aggregator=agg)

    for plane in plane_gen:

        assert plane.galaxies[0].redshift == 0.5
        assert plane.galaxies[0].light.centre == (0.0, 1.0)
        assert plane.galaxies[1].redshift == 1.0

    clean(database_file=database_file, result_path=result_path)
def test__fit_imaging_generator_from_aggregator(masked_imaging_7x7, samples,
                                                model):

    path_prefix = "aggregator_fit_imaging_gen"

    database_file = path.join(conf.instance.output_path, "fit_imaging.sqlite")
    result_path = path.join(conf.instance.output_path, path_prefix)

    clean(database_file=database_file, result_path=result_path)

    search = mock.MockSearch(samples=samples)
    search.paths = af.DirectoryPaths(path_prefix=path_prefix)

    analysis = ag.AnalysisImaging(dataset=masked_imaging_7x7)

    search.fit(model=model, analysis=analysis)

    agg = af.Aggregator.from_database(filename=database_file)
    agg.add_directory(directory=result_path)

    fit_imaging_gen = ag.agg.FitImaging(aggregator=agg)

    for fit_imaging in fit_imaging_gen:
        assert (fit_imaging.image == masked_imaging_7x7.image).all()

    clean(database_file=database_file, result_path=result_path)
def test__interferometer_generator_from_aggregator(
    visibilities_7,
    visibilities_noise_map_7,
    uv_wavelengths_7x2,
    mask_2d_7x7,
    samples,
    model,
):

    path_prefix = "aggregator_interferometer"

    database_file = path.join(conf.instance.output_path,
                              "interferometer.sqlite")
    result_path = path.join(conf.instance.output_path, path_prefix)

    clean(database_file=database_file, result_path=result_path)

    interferometer_7 = ag.Interferometer(
        visibilities=visibilities_7,
        noise_map=visibilities_noise_map_7,
        uv_wavelengths=uv_wavelengths_7x2,
        real_space_mask=mask_2d_7x7,
        settings=ag.SettingsInterferometer(
            grid_class=ag.Grid2DIterate,
            grid_inversion_class=ag.Grid2DIterate,
            fractional_accuracy=0.5,
            sub_steps=[2],
            transformer_class=ag.TransformerDFT,
        ),
    )

    search = mock.MockSearch(samples=samples)
    search.paths = af.DirectoryPaths(path_prefix=path_prefix)

    analysis = ag.AnalysisInterferometer(dataset=interferometer_7)

    search.fit(model=model, analysis=analysis)

    agg = af.Aggregator.from_database(filename=database_file)
    agg.add_directory(directory=result_path)

    interferometer_agg = ag.agg.InterferometerAgg(aggregator=agg)
    interferometer_gen = interferometer_agg.interferometer_gen()

    for interferometer in interferometer_gen:
        assert (interferometer.visibilities == interferometer_7.visibilities
                ).all()
        assert (interferometer.real_space_mask == mask_2d_7x7).all()
        assert isinstance(interferometer.grid, ag.Grid2DIterate)
        assert isinstance(interferometer.grid_inversion, ag.Grid2DIterate)
        assert interferometer.grid.sub_steps == [2]
        assert interferometer.grid.fractional_accuracy == 0.5
        assert isinstance(interferometer.transformer, ag.TransformerDFT)

    clean(database_file=database_file, result_path=result_path)
    def test__make_result__result_imaging_is_returned(self, masked_imaging_7x7):

        model = af.Collection(galaxies=af.Collection(galaxy_0=ag.Galaxy(redshift=0.5)))

        analysis = ag.AnalysisImaging(dataset=masked_imaging_7x7)

        search = mock.MockSearch(name="test_search")

        result = search.fit(model=model, analysis=analysis)

        assert isinstance(result, res.ResultImaging)
    def test__make_result__result_interferometer_is_returned(self, interferometer_7):

        model = af.Collection(galaxies=af.Collection(galaxy_0=ag.Galaxy(redshift=0.5)))

        analysis = ag.AnalysisInterferometer(dataset=interferometer_7)

        search = mock.MockSearch(name="test_search")

        result = search.fit(model=model, analysis=analysis)

        assert isinstance(result, res.ResultInterferometer)
    def test__make_result__result_quantity_is_returned(
            self, dataset_quantity_7x7_array_2d):

        model = af.Collection(galaxies=af.Collection(galaxy_0=al.Galaxy(
            redshift=0.5)))

        analysis = al.AnalysisQuantity(dataset=dataset_quantity_7x7_array_2d,
                                       func_str="convergence_2d_from")

        search = mock.MockSearch(name="test_search")

        result = search.fit(model=model, analysis=analysis)

        assert isinstance(result, ResultQuantity)
Example #8
0
def test__imaging_generator_from_aggregator(imaging_7x7, mask_2d_7x7, samples, model):

    path_prefix = "aggregator_imaging_gen"

    database_file = path.join(conf.instance.output_path, "imaging.sqlite")
    result_path = path.join(conf.instance.output_path, path_prefix)

    clean(database_file=database_file, result_path=result_path)

    masked_imaging_7x7 = imaging_7x7.apply_mask(mask=mask_2d_7x7)

    masked_imaging_7x7 = masked_imaging_7x7.apply_settings(
        settings=ag.SettingsImaging(
            grid_class=ag.Grid2DIterate,
            grid_inversion_class=ag.Grid2DIterate,
            fractional_accuracy=0.5,
            sub_steps=[2],
        )
    )

    search = mock.MockSearch(samples=samples)
    search.paths = af.DirectoryPaths(path_prefix=path_prefix)

    analysis = ag.AnalysisImaging(dataset=masked_imaging_7x7)

    search.fit(model=model, analysis=analysis)

    agg = af.Aggregator.from_database(filename=database_file)
    agg.add_directory(directory=result_path)

    imaging_agg = ag.agg.ImagingAgg(aggregator=agg)
    imaging_gen = imaging_agg.imaging_gen()

    for imaging in imaging_gen:
        assert (imaging.image == masked_imaging_7x7.image).all()
        assert isinstance(imaging.grid, ag.Grid2DIterate)
        assert isinstance(imaging.grid_inversion, ag.Grid2DIterate)
        assert imaging.grid.sub_steps == [2]
        assert imaging.grid.fractional_accuracy == 0.5

    clean(database_file=database_file, result_path=result_path)
    def test__max_log_likelihood_plane_available_as_result(self, analysis_imaging_7x7):

        galaxy_0 = ag.Galaxy(redshift=0.5, light=ag.lp.EllSersic(intensity=1.0))
        galaxy_1 = ag.Galaxy(redshift=0.5, light=ag.lp.EllSersic(intensity=2.0))

        model = af.Collection(
            galaxies=af.Collection(galaxy_0=galaxy_0, galaxy_1=galaxy_1)
        )

        max_log_likelihood_plane = ag.Plane(galaxies=[galaxy_0, galaxy_1])

        search = mock.MockSearch(
            name="test_search",
            samples=mock.MockSamples(
                max_log_likelihood_instance=max_log_likelihood_plane
            ),
        )

        result = search.fit(model=model, analysis=analysis_imaging_7x7)

        assert isinstance(result.max_log_likelihood_plane, ag.Plane)
        assert result.max_log_likelihood_plane.galaxies[0].light.intensity == 1.0
        assert result.max_log_likelihood_plane.galaxies[1].light.intensity == 2.0