Exemplo n.º 1
0
    def test_one2oneflux(self):
        dataset = tkp.db.DataSet(database=self.database,
                                 data={'description': 'flux test set: 1-1'})
        n_images = 3
        im_params = db_subs.generate_timespaced_dbimages_data(n_images)

        src_list = []
        src = db_subs.example_extractedsource_tuple()
        src0 = src._replace(flux=2.0)
        src_list.append(src0)
        src1 = src._replace(flux=2.5)
        src_list.append(src1)
        src2 = src._replace(flux=2.4)
        src_list.append(src2)

        for idx, im in enumerate(im_params):
            image = tkp.db.Image(database=self.database,
                                 dataset=dataset,
                                 data=im)
            image.insert_extracted_sources([src_list[idx]])
            associate_extracted_sources(image.id, deRuiter_r=3.717)

        query = """\
        SELECT rf.avg_f_int
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        """
        self.database.cursor.execute(query, {'dataset': dataset.id})
        result = zip(*self.database.cursor.fetchall())
        avg_f_int = result[0]
        self.assertEqual(len(avg_f_int), 1)
        py_metrics = db_subs.lightcurve_metrics(src_list)
        self.assertAlmostEqual(avg_f_int[0], py_metrics[-1]['avg_f_int'])
        runcat_id = columns_from_table('runningcatalog',
                                       where={'dataset': dataset.id})
        self.assertEqual(len(runcat_id), 1)
        runcat_id = runcat_id[0]['id']
        # Check evolution of variability indices
        db_metrics = db_queries.get_assoc_entries(self.database, runcat_id)
        self.assertEqual(len(db_metrics), n_images)
        # Compare the python- and db-calculated values
        for i in range(len(db_metrics)):
            for key in ('v_int', 'eta_int'):
                self.assertAlmostEqual(db_metrics[i][key], py_metrics[i][key])
Exemplo n.º 2
0
    def test_one2oneflux(self):
        dataset = tkp.db.DataSet(database=self.database, data={'description': 'flux test set: 1-1'})
        n_images = 3
        im_params = db_subs.generate_timespaced_dbimages_data(n_images)

        src_list = []
        src = db_subs.example_extractedsource_tuple()
        src0 = src._replace(flux=2.0)
        src_list.append(src0)
        src1 = src._replace(flux=2.5)
        src_list.append(src1)
        src2 = src._replace(flux=2.4)
        src_list.append(src2)

        for idx, im in enumerate(im_params):
            image = tkp.db.Image(database=self.database, dataset=dataset, data=im)
            image.insert_extracted_sources([src_list[idx]])
            associate_extracted_sources(image.id, deRuiter_r=3.717)

        query = """\
        SELECT rf.avg_f_int
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        """
        self.database.cursor.execute(query, {'dataset': dataset.id})
        result = zip(*self.database.cursor.fetchall())
        avg_f_int = result[0]
        self.assertEqual(len(avg_f_int), 1)
        py_metrics = db_subs.lightcurve_metrics(src_list)
        self.assertAlmostEqual(avg_f_int[0], py_metrics[-1]['avg_f_int'])
        runcat_id = columns_from_table('runningcatalog',
                                       where={'dataset':dataset.id})
        self.assertEqual(len(runcat_id),1)
        runcat_id = runcat_id[0]['id']
        # Check evolution of variability indices
        db_metrics = db_queries.get_assoc_entries(self.database,
                                                           runcat_id)
        self.assertEqual(len(db_metrics), n_images)
        # Compare the python- and db-calculated values
        for i in range(len(db_metrics)):
            for key in ('v_int','eta_int'):
                self.assertAlmostEqual(db_metrics[i][key], py_metrics[i][key])
Exemplo n.º 3
0
    def test_lightcurve(self):
        # make 4 images with different date
        images = []
        image_datasets = db_subs.generate_timespaced_dbimages_data(n_images=4,
            taustart_ts= datetime.datetime(2010, 3, 3)
        )

        for dset in image_datasets:
            image = Image(dataset=self.dataset, data=dset)
            images.append(image)

        # 3 sources per image, with different coordinates & flux
        data_list = []
        for i in range(1, 4):
            data_list.append({
                'ra': 111.11 + i,
                'decl': 11.11 + i,
                'i_peak': 10. * i ,
                'i_peak_err': 0.1,
            })
        # Insert the 3 sources in each image, while further varying the flux
        lightcurves_sorted_by_ra = [[],[],[]]
        for im_idx, image in enumerate(images):
            # Create the "source finding results"
            # Note that we reuse 'i_peak' as both peak & integrated flux.
            img_sources = []
            for src_idx, data in enumerate(data_list):
                src = db_subs.example_extractedsource_tuple(
                    ra = data['ra'],dec=data['decl'],
                    peak=data['i_peak']* (1 + im_idx),
                    flux = data['i_peak']* (1 + im_idx)
                )
                lightcurves_sorted_by_ra[src_idx].append(src)
                img_sources.append(src)
            insert_extracted_sources(image._id, img_sources)
            associate_extracted_sources(image._id, deRuiter_r=3.7,
                                        new_source_sigma_margin=3)

        # updates the dataset and its set of images
        self.dataset.update()
        self.dataset.update_images()

        # update the images and their sets of sources
        for image in self.dataset.images:
            image.update()
            image.update_sources()

        # Now pick last image, select the first source (smallest RA)
        # and extract its light curve
        sources = self.dataset.images[-1].sources
        sources = sorted(sources, key=attrgetter('ra'))
        lightcurve = ligtcurve_func(sources[0]._id)

        # check if the sources are associated in all images
        self.assertEqual(len(images), len(lightcurve))
        self.assertEqual(lightcurve[0][0], datetime.datetime(2010, 3, 3, 0, 0))
        self.assertEqual(lightcurve[1][0], datetime.datetime(2010, 3, 4, 0, 0))
        self.assertEqual(lightcurve[2][0], datetime.datetime(2010, 3, 5, 0, 0))
        self.assertEqual(lightcurve[3][0], datetime.datetime(2010, 3, 6, 0, 0))
        self.assertAlmostEqual(lightcurve[0][2], 10.)
        self.assertAlmostEqual(lightcurve[1][2], 20.)
        self.assertAlmostEqual(lightcurve[2][2], 30.)
        self.assertAlmostEqual(lightcurve[3][2], 40.)

         #Check the summary statistics (avg flux, etc)
        query = """\
        SELECT rf.avg_f_int
              ,rf.avg_f_int_sq
              ,avg_weighted_f_int
              ,avg_f_int_weight
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        ORDER BY r.wm_ra
        """
        self.database.cursor.execute(query, {'dataset': self.dataset.id})
        runcat_flux_entries = get_db_rows_as_dicts(self.database.cursor)
        self.assertEqual(len(runcat_flux_entries), len(lightcurves_sorted_by_ra))
        for idx, flux_summary in enumerate(runcat_flux_entries):
            py_results = db_subs.lightcurve_metrics(lightcurves_sorted_by_ra[idx])
            for key in flux_summary.keys():
                self.assertAlmostEqual(flux_summary[key], py_results[-1][key])

        #Now check the per-timestep statistics (variability indices)
        sorted_runcat_ids = columns_from_table('runningcatalog',
                                               where={'dataset':self.dataset.id},
                                               order='wm_ra')
        sorted_runcat_ids = [entry['id'] for entry in sorted_runcat_ids]

        for idx, rcid in enumerate(sorted_runcat_ids):
            db_indices = db_queries.get_assoc_entries(self.database,
                                                                   rcid)
            py_indices = db_subs.lightcurve_metrics(lightcurves_sorted_by_ra[idx])
            self.assertEqual(len(db_indices), len(py_indices))
            for nstep in range(len(db_indices)):
                for key in ('v_int', 'eta_int', 'f_datapoints'):
                    self.assertAlmostEqual(db_indices[nstep][key],
                                           py_indices[nstep][key],
                                           places=5)
Exemplo n.º 4
0
    def test_one2manyflux(self):
        dataset = tkp.db.DataSet(database=self.database,
                                 data={'description': 'flux test set: 1-n'})
        n_images = 2
        im_params = db_subs.generate_timespaced_dbimages_data(n_images)
        central_ra, central_dec = 123.1235, 10.55,
        position_offset_deg = 100. / 3600  #100 arcsec = 0.03 deg approx

        # image 1
        image = tkp.db.Image(database=self.database,
                             dataset=dataset,
                             data=im_params[0])
        imageid1 = image.id

        img1_srclist = []
        # 1 source
        img1_srclist.append(
            db_subs.example_extractedsource_tuple(
                central_ra,
                central_dec,
                peak=1.5,
                peak_err=5e-1,
                flux=3.0,
                flux_err=5e-1,
            ))

        dbgen.insert_extracted_sources(imageid1, img1_srclist, 'blind')
        associate_extracted_sources(imageid1, deRuiter_r=3.717)

        # image 2
        image = tkp.db.Image(database=self.database,
                             dataset=dataset,
                             data=im_params[1])
        imageid2 = image.id
        img2_srclist = []
        # 2 sources (both close to source 1, catching the 1-to-many case)
        img2_srclist.append(
            db_subs.example_extractedsource_tuple(
                central_ra,
                central_dec,
                peak=1.6,
                peak_err=5e-1,
                flux=3.2,
                flux_err=5e-1,
            ))
        img2_srclist.append(
            db_subs.example_extractedsource_tuple(
                central_ra + position_offset_deg,
                central_dec,
                peak=1.9,
                peak_err=5e-1,
                flux=3.4,
                flux_err=5e-1,
            ))

        dbgen.insert_extracted_sources(imageid2, img2_srclist, 'blind')
        associate_extracted_sources(imageid2, deRuiter_r=3.717)

        # Manually compose the lists of sources we expect to see associated
        # into runningcatalog entries:
        # NB img2_srclist[1] has larger RA value.
        lightcurves_sorted_by_ra = []
        lightcurves_sorted_by_ra.append([img1_srclist[0], img2_srclist[0]])
        lightcurves_sorted_by_ra.append([img1_srclist[0], img2_srclist[1]])

        #Check the summary statistics (avg flux, etc)
        query = """\
        SELECT rf.avg_f_int
              ,rf.avg_f_int_sq
              ,avg_weighted_f_int
              ,avg_f_int_weight
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        ORDER BY r.wm_ra
        """
        self.database.cursor.execute(query, {'dataset': dataset.id})
        runcat_flux_entries = get_db_rows_as_dicts(self.database.cursor)
        self.assertEqual(len(runcat_flux_entries), 2)
        for idx, flux_summary in enumerate(runcat_flux_entries):
            py_results = db_subs.lightcurve_metrics(
                lightcurves_sorted_by_ra[idx])
            for key in flux_summary.keys():
                self.assertAlmostEqual(flux_summary[key], py_results[-1][key])

        #Now check the per-timestep statistics (variability indices)
        sorted_runcat_ids = columns_from_table('runningcatalog',
                                               where={'dataset': dataset.id},
                                               order='wm_ra')
        sorted_runcat_ids = [entry['id'] for entry in sorted_runcat_ids]

        for idx, rcid in enumerate(sorted_runcat_ids):
            db_indices = db_queries.get_assoc_entries(self.database, rcid)
            py_indices = db_subs.lightcurve_metrics(
                lightcurves_sorted_by_ra[idx])
            self.assertEqual(len(db_indices), len(py_indices))
            for nstep in range(len(db_indices)):
                for key in ('v_int', 'eta_int', 'f_datapoints'):
                    self.assertAlmostEqual(db_indices[nstep][key],
                                           py_indices[nstep][key])
Exemplo n.º 5
0
    def test_many2manyflux_reduced_to_two_1to1(self):
        """
        (See also assoc. test test_many2many_reduced_to_two_1to1 )
        In this test-case we cross-associate between a rhombus of sources spread
        about a central position, east-west in the first image,
        north-south in the second.

        The latter, north-south pair are slightly offset towards positive RA
        and negative RA respectively.

        The result is that the candidate associations are pruned down to
        two one-to-one pairings..
        """
        dataset = tkp.db.DataSet(database=self.database,
                                 data={
                                     'description':
                                     'flux test set: n-m, ' +
                                     self._testMethodName
                                 })
        n_images = 2
        im_params = db_subs.generate_timespaced_dbimages_data(n_images)
        centre_ra, centre_dec = 123., 10.5,
        offset_deg = 20 / 3600.  #20 arcsec
        tiny_offset_deg = 1 / 3600.  #1 arcsec

        eastern_src = db_subs.example_extractedsource_tuple(
            ra=centre_ra + offset_deg,
            dec=centre_dec,
            peak=1.5,
            peak_err=1e-1,
            flux=3.0,
            flux_err=1e-1,
        )

        western_src = db_subs.example_extractedsource_tuple(
            ra=centre_ra - offset_deg,
            dec=centre_dec,
            peak=1.7,
            peak_err=1e-1,
            flux=3.2,
            flux_err=1e-1,
        )

        northern_source = db_subs.example_extractedsource_tuple(
            ra=centre_ra + tiny_offset_deg,
            dec=centre_dec + offset_deg,
            peak=1.8,
            peak_err=1e-1,
            flux=3.3,
            flux_err=1e-1,
        )

        southern_source = db_subs.example_extractedsource_tuple(
            ra=centre_ra - tiny_offset_deg,
            dec=centre_dec - offset_deg,
            peak=1.4,
            peak_err=1e-1,
            flux=2.9,
            flux_err=1e-1,
        )

        # image 1
        image1 = tkp.db.Image(database=self.database,
                              dataset=dataset,
                              data=im_params[0])
        dbgen.insert_extracted_sources(image1.id, [eastern_src, western_src],
                                       'blind')
        associate_extracted_sources(image1.id, deRuiter_r=3.717)

        # image 2
        image2 = tkp.db.Image(database=self.database,
                              dataset=dataset,
                              data=im_params[1])
        dbgen.insert_extracted_sources(image2.id,
                                       [northern_source, southern_source],
                                       'blind')
        associate_extracted_sources(image2.id, deRuiter_r=3.717)

        # Manually compose the lists of sources we expect to see associated
        # into runningcatalog entries:
        # NB img1_srclist[1] has larger RA value.
        lightcurves_sorted_by_ra = []
        lightcurves_sorted_by_ra.append([western_src, southern_source])
        lightcurves_sorted_by_ra.append([eastern_src, northern_source])

        #Check the summary statistics (avg flux, etc)
        query = """\
        SELECT rf.avg_f_int
              ,rf.avg_f_int_sq
              ,avg_weighted_f_int
              ,avg_f_int_weight
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        ORDER BY r.wm_ra, r.wm_decl
        """
        self.database.cursor.execute(query, {'dataset': dataset.id})
        runcat_flux_entries = get_db_rows_as_dicts(self.database.cursor)
        self.assertEqual(len(runcat_flux_entries),
                         len(lightcurves_sorted_by_ra))

        for idx, flux_summary in enumerate(runcat_flux_entries):
            py_results = db_subs.lightcurve_metrics(
                lightcurves_sorted_by_ra[idx])
            for key in flux_summary.keys():
                self.assertAlmostEqual(flux_summary[key], py_results[-1][key])

        #Now check the per-timestep statistics (variability indices)
        sorted_runcat_ids = columns_from_table('runningcatalog',
                                               where={'dataset': dataset.id},
                                               order='wm_ra,wm_decl')
        sorted_runcat_ids = [entry['id'] for entry in sorted_runcat_ids]

        for idx, rcid in enumerate(sorted_runcat_ids):
            db_indices = db_queries.get_assoc_entries(self.database, rcid)
            py_indices = db_subs.lightcurve_metrics(
                lightcurves_sorted_by_ra[idx])
            self.assertEqual(len(db_indices), len(py_indices))
            for nstep in range(len(db_indices)):
                for key in ('v_int', 'eta_int', 'f_datapoints'):
                    self.assertAlmostEqual(db_indices[nstep][key],
                                           py_indices[nstep][key])
Exemplo n.º 6
0
    def test_one2manyflux(self):
        dataset = tkp.db.DataSet(database=self.database,
                                 data={'description': 'flux test set: 1-n'})
        n_images = 2
        im_params = db_subs.generate_timespaced_dbimages_data(n_images)
        central_ra, central_dec = 123.1235, 10.55,
        position_offset_deg = 100./3600 #100 arcsec = 0.03 deg approx

        # image 1
        image = tkp.db.Image(database=self.database, dataset=dataset, data=im_params[0])
        imageid1 = image.id

        img1_srclist = []
        # 1 source
        img1_srclist.append(db_subs.example_extractedsource_tuple(central_ra, central_dec,
                                         peak = 1.5, peak_err = 5e-1,
                                         flux = 3.0, flux_err = 5e-1,
                                            ))

        dbgen.insert_extracted_sources(imageid1, img1_srclist, 'blind')
        associate_extracted_sources(imageid1, deRuiter_r=3.717)

        # image 2
        image = tkp.db.Image(database=self.database, dataset=dataset, data=im_params[1])
        imageid2 = image.id
        img2_srclist = []
        # 2 sources (both close to source 1, catching the 1-to-many case)
        img2_srclist.append(db_subs.example_extractedsource_tuple(
            central_ra,
            central_dec,
            peak = 1.6, peak_err = 5e-1,
            flux = 3.2, flux_err = 5e-1,
            ))
        img2_srclist.append(db_subs.example_extractedsource_tuple(
            central_ra + position_offset_deg,
            central_dec,
            peak = 1.9, peak_err = 5e-1,
            flux = 3.4, flux_err = 5e-1,
            ))

        dbgen.insert_extracted_sources(imageid2, img2_srclist, 'blind')
        associate_extracted_sources(imageid2, deRuiter_r=3.717)

        # Manually compose the lists of sources we expect to see associated
        # into runningcatalog entries:
        # NB img2_srclist[1] has larger RA value.
        lightcurves_sorted_by_ra =[]
        lightcurves_sorted_by_ra.append( [img1_srclist[0], img2_srclist[0]])
        lightcurves_sorted_by_ra.append( [img1_srclist[0], img2_srclist[1]])


        #Check the summary statistics (avg flux, etc)
        query = """\
        SELECT rf.avg_f_int
              ,rf.avg_f_int_sq
              ,avg_weighted_f_int
              ,avg_f_int_weight
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        ORDER BY r.wm_ra
        """
        self.database.cursor.execute(query, {'dataset': dataset.id})
        runcat_flux_entries = get_db_rows_as_dicts(self.database.cursor)
        self.assertEqual(len(runcat_flux_entries), 2)
        for idx, flux_summary in enumerate(runcat_flux_entries):
            py_results = db_subs.lightcurve_metrics(lightcurves_sorted_by_ra[idx])
            for key in flux_summary.keys():
                self.assertAlmostEqual(flux_summary[key], py_results[-1][key])


        #Now check the per-timestep statistics (variability indices)
        sorted_runcat_ids = columns_from_table('runningcatalog',
                                               where={'dataset':dataset.id},
                                               order='wm_ra')
        sorted_runcat_ids = [entry['id'] for entry in sorted_runcat_ids]

        for idx, rcid in enumerate(sorted_runcat_ids):
            db_indices = db_queries.get_assoc_entries(self.database,
                                                                   rcid)
            py_indices = db_subs.lightcurve_metrics(lightcurves_sorted_by_ra[idx])
            self.assertEqual(len(db_indices), len(py_indices))
            for nstep in range(len(db_indices)):
                for key in ('v_int', 'eta_int', 'f_datapoints'):
                    self.assertAlmostEqual(db_indices[nstep][key],
                                           py_indices[nstep][key])
Exemplo n.º 7
0
    def test_many2manyflux_reduced_to_two_1to1(self):
        """
        (See also assoc. test test_many2many_reduced_to_two_1to1 )
        In this test-case we cross-associate between a rhombus of sources spread
        about a central position, east-west in the first image,
        north-south in the second.

        The latter, north-south pair are slightly offset towards positive RA
        and negative RA respectively.

        The result is that the candidate associations are pruned down to
        two one-to-one pairings..
        """
        dataset = tkp.db.DataSet(database=self.database, data={'description': 'flux test set: n-m, ' + self._testMethodName})
        n_images = 2
        im_params = db_subs.generate_timespaced_dbimages_data(n_images)
        centre_ra, centre_dec =  123., 10.5,
        offset_deg = 20 / 3600. #20 arcsec
        tiny_offset_deg = 1 / 3600. #1 arcsec

        eastern_src = db_subs.example_extractedsource_tuple(
            ra=centre_ra + offset_deg,
            dec=centre_dec,
            peak = 1.5, peak_err = 1e-1,
            flux = 3.0, flux_err = 1e-1,)

        western_src = db_subs.example_extractedsource_tuple(
            ra=centre_ra - offset_deg,
            dec=centre_dec,
            peak = 1.7, peak_err = 1e-1,
            flux = 3.2, flux_err = 1e-1,)

        northern_source = db_subs.example_extractedsource_tuple(
            ra=centre_ra + tiny_offset_deg,
            dec=centre_dec + offset_deg,
            peak = 1.8, peak_err = 1e-1,
            flux = 3.3, flux_err = 1e-1,
            )

        southern_source = db_subs.example_extractedsource_tuple(
            ra=centre_ra - tiny_offset_deg,
            dec=centre_dec - offset_deg,
            peak = 1.4, peak_err = 1e-1,
            flux = 2.9, flux_err = 1e-1,)

        # image 1
        image1 = tkp.db.Image(database=self.database, dataset=dataset,
                              data=im_params[0])
        dbgen.insert_extracted_sources(
            image1.id, [eastern_src,western_src], 'blind')
        associate_extracted_sources(image1.id, deRuiter_r = 3.717)

        # image 2
        image2 = tkp.db.Image(database=self.database, dataset=dataset,
                              data=im_params[1])
        dbgen.insert_extracted_sources(
            image2.id, [northern_source, southern_source], 'blind')
        associate_extracted_sources(image2.id, deRuiter_r = 3.717)

        # Manually compose the lists of sources we expect to see associated
        # into runningcatalog entries:
        # NB img1_srclist[1] has larger RA value.
        lightcurves_sorted_by_ra =[]
        lightcurves_sorted_by_ra.append( [western_src, southern_source])
        lightcurves_sorted_by_ra.append( [eastern_src, northern_source])

        #Check the summary statistics (avg flux, etc)
        query = """\
        SELECT rf.avg_f_int
              ,rf.avg_f_int_sq
              ,avg_weighted_f_int
              ,avg_f_int_weight
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset)s
           AND r.id = rf.runcat
        ORDER BY r.wm_ra, r.wm_decl
        """
        self.database.cursor.execute(query, {'dataset': dataset.id})
        runcat_flux_entries = get_db_rows_as_dicts(self.database.cursor)
        self.assertEqual(len(runcat_flux_entries), len(lightcurves_sorted_by_ra))

        for idx, flux_summary in enumerate(runcat_flux_entries):
            py_results = db_subs.lightcurve_metrics(lightcurves_sorted_by_ra[idx])
            for key in flux_summary.keys():
                self.assertAlmostEqual(flux_summary[key], py_results[-1][key])

        #Now check the per-timestep statistics (variability indices)
        sorted_runcat_ids = columns_from_table('runningcatalog',
                                               where={'dataset':dataset.id},
                                               order='wm_ra,wm_decl')
        sorted_runcat_ids = [entry['id'] for entry in sorted_runcat_ids]

        for idx, rcid in enumerate(sorted_runcat_ids):
            db_indices = db_queries.get_assoc_entries(self.database,
                                                                   rcid)
            py_indices = db_subs.lightcurve_metrics(lightcurves_sorted_by_ra[idx])
            self.assertEqual(len(db_indices), len(py_indices))
            for nstep in range(len(db_indices)):
                for key in ('v_int', 'eta_int', 'f_datapoints'):
                    self.assertAlmostEqual(db_indices[nstep][key],
                                           py_indices[nstep][key])
Exemplo n.º 8
0
    def test_basic_case(self):
        im_params = self.im_params

        blind_src = db_subs.example_extractedsource_tuple(
            ra=im_params[0]['centre_ra'],
            dec=im_params[0]['centre_decl'],
        )
        superimposed_mon_src = blind_src
        mon_src_in_field = blind_src._replace(ra=blind_src.ra + 0.001)
        # Simulate a source that does not get fit, for good measure:
        mon_src_out_of_field = blind_src._replace(ra=blind_src.ra + 90.)

        #Sorted by increasing RA:
        mon_srcs = [
            superimposed_mon_src, mon_src_in_field, mon_src_out_of_field
        ]
        mon_posns = [(m.ra, m.dec) for m in mon_srcs]
        dbgen.insert_monitor_positions(self.dataset.id, mon_posns)

        images = []
        for img_pars in self.im_params:
            img = tkp.db.Image(dataset=self.dataset, data=img_pars)
            dbgen.insert_extracted_sources(img.id, [blind_src], 'blind')
            associate_extracted_sources(img.id, deRuiter_r=5.68)
            nd_requests = get_nulldetections(img.id)
            self.assertEqual(len(nd_requests), 0)
            mon_requests = dbmon.get_monitor_entries(self.dataset.id)
            self.assertEqual(len(mon_requests), len(mon_srcs))
            # mon requests is a list of tuples [(id,ra,decl)]
            # Ensure sorted by RA for cross-checking:
            mon_requests = sorted(mon_requests, key=lambda s: s[1])

            for idx in range(len(mon_srcs)):
                self.assertAlmostEqual(mon_requests[idx][1], mon_srcs[idx].ra)
                self.assertAlmostEqual(mon_requests[idx][2], mon_srcs[idx].dec)

            #Insert fits for the in-field sources and then associate
            dbgen.insert_extracted_sources(
                img.id, [superimposed_mon_src, mon_src_in_field],
                'ff_ms',
                ff_monitor_ids=[mon_requests[0][0], mon_requests[1][0]])
            dbmon.associate_ms(img.id)

        query = """\
        SELECT r.id
              ,r.mon_src
              ,rf.f_datapoints
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset_id)s
           AND rf.runcat = r.id
        ORDER BY r.wm_ra
                ,r.mon_src
        """
        cursor = tkp.db.execute(query, {'dataset_id': self.dataset.id})
        runcat_flux = get_db_rows_as_dicts(cursor)

        self.assertEqual(len(runcat_flux), 3)
        # First entry (lowest RA, mon_src = False) is the regular one;
        self.assertEqual(runcat_flux[0]['mon_src'], False)
        # The higher RA source is the monitoring one
        self.assertEqual(runcat_flux[1]['mon_src'], True)
        self.assertEqual(runcat_flux[2]['mon_src'], True)

        for entry in runcat_flux:
            self.assertEqual(entry['f_datapoints'], len(self.im_params))

        #Let's verify the association types
        blind_src_assocs = get_assoc_entries(self.dataset.database,
                                             runcat_flux[0]['id'])

        superimposed_mon_src_assocs = get_assoc_entries(
            self.dataset.database, runcat_flux[1]['id'])
        offset_mon_src_assocs = get_assoc_entries(self.dataset.database,
                                                  runcat_flux[2]['id'])

        assoc_lists = [
            blind_src_assocs, superimposed_mon_src_assocs,
            offset_mon_src_assocs
        ]

        for al in assoc_lists:
            self.assertEqual(len(al), 3)

        # The individual light-curve datapoints for the "normal" source
        # It was new at first timestep
        self.assertEqual(blind_src_assocs[0]['type'], 4)
        self.assertEqual(superimposed_mon_src_assocs[0]['type'], 8)
        self.assertEqual(offset_mon_src_assocs[0]['type'], 8)

        for idx, img_pars in enumerate(self.im_params):
            if idx != 0:
                self.assertEqual(blind_src_assocs[idx]['type'], 3)
                self.assertEqual(superimposed_mon_src_assocs[idx]['type'], 9)
                self.assertEqual(offset_mon_src_assocs[idx]['type'], 9)

            #And the extraction types:
            self.assertEqual(blind_src_assocs[idx]['extract_type'], 0)
            self.assertEqual(superimposed_mon_src_assocs[idx]['extract_type'],
                             2)
            self.assertEqual(offset_mon_src_assocs[idx]['extract_type'], 2)

            #Sanity check the timestamps while we're at it
            for al in assoc_lists:
                self.assertEqual(al[idx]['taustart_ts'],
                                 img_pars['taustart_ts'])
Exemplo n.º 9
0
    def test_basic_case(self):
        im_params = self.im_params

        blind_src = db_subs.example_extractedsource_tuple(
                 ra=im_params[0]['centre_ra'],
                 dec=im_params[0]['centre_decl'],
             )
        superimposed_mon_src = blind_src
        mon_src_in_field = blind_src._replace(ra = blind_src.ra+0.001)
        # Simulate a source that does not get fit, for good measure:
        mon_src_out_of_field = blind_src._replace(ra = blind_src.ra+90.)

        #Sorted by increasing RA:
        mon_srcs = [superimposed_mon_src, mon_src_in_field, mon_src_out_of_field]
        mon_posns = [(m.ra, m.dec) for m in mon_srcs]
        dbgen.insert_monitor_positions(self.dataset.id,mon_posns)

        images = []
        for img_pars in self.im_params:
            img = tkp.db.Image(dataset=self.dataset, data=img_pars)
            dbgen.insert_extracted_sources(img.id, [blind_src], 'blind')
            associate_extracted_sources(img.id, deRuiter_r=5.68)
            nd_requests = get_nulldetections(img.id)
            self.assertEqual(len(nd_requests),0)
            mon_requests = dbmon.get_monitor_entries(self.dataset.id)
            self.assertEqual(len(mon_requests),len(mon_srcs))
            # mon requests is a list of tuples [(id,ra,decl)]
            # Ensure sorted by RA for cross-checking:
            mon_requests = sorted(mon_requests, key = lambda s: s[1])

            for idx in range(len(mon_srcs)):
                self.assertAlmostEqual(mon_requests[idx][1],mon_srcs[idx].ra)
                self.assertAlmostEqual(mon_requests[idx][2],mon_srcs[idx].dec)

            #Insert fits for the in-field sources and then associate
            dbgen.insert_extracted_sources(img.id,
                       [superimposed_mon_src, mon_src_in_field], 'ff_ms',
                       ff_monitor_ids=[mon_requests[0][0],
                                       mon_requests[1][0]])
            dbmon.associate_ms(img.id)

        query = """\
        SELECT r.id
              ,r.mon_src
              ,rf.f_datapoints
          FROM runningcatalog r
              ,runningcatalog_flux rf
         WHERE r.dataset = %(dataset_id)s
           AND rf.runcat = r.id
        ORDER BY r.wm_ra
                ,r.mon_src
        """
        cursor = tkp.db.execute(query, {'dataset_id': self.dataset.id})
        runcat_flux = get_db_rows_as_dicts(cursor)


        self.assertEqual(len(runcat_flux), 3)
        # First entry (lowest RA, mon_src = False) is the regular one;
        self.assertEqual(runcat_flux[0]['mon_src'], False)
        # The higher RA source is the monitoring one
        self.assertEqual(runcat_flux[1]['mon_src'], True)
        self.assertEqual(runcat_flux[2]['mon_src'], True)

        for entry in runcat_flux:
            self.assertEqual(entry['f_datapoints'], len(self.im_params))



        #Let's verify the association types
        blind_src_assocs = get_assoc_entries(self.dataset.database,
                                             runcat_flux[0]['id'])

        superimposed_mon_src_assocs = get_assoc_entries(self.dataset.database,
                                             runcat_flux[1]['id'])
        offset_mon_src_assocs = get_assoc_entries(self.dataset.database,
                                             runcat_flux[2]['id'])

        assoc_lists = [blind_src_assocs,
                       superimposed_mon_src_assocs,
                       offset_mon_src_assocs]

        for al in assoc_lists:
            self.assertEqual(len(al), 3)


        # The individual light-curve datapoints for the "normal" source
        # It was new at first timestep
        self.assertEqual(blind_src_assocs[0]['type'], 4)
        self.assertEqual(superimposed_mon_src_assocs[0]['type'], 8)
        self.assertEqual(offset_mon_src_assocs[0]['type'], 8)

        for idx, img_pars in enumerate(self.im_params):
            if idx != 0:
                self.assertEqual(blind_src_assocs[idx]['type'], 3)
                self.assertEqual(superimposed_mon_src_assocs[idx]['type'], 9)
                self.assertEqual(offset_mon_src_assocs[idx]['type'], 9)

            #And the extraction types:
            self.assertEqual(blind_src_assocs[idx]['extract_type'],0)
            self.assertEqual(superimposed_mon_src_assocs[idx]['extract_type'],2)
            self.assertEqual(offset_mon_src_assocs[idx]['extract_type'],2)

            #Sanity check the timestamps while we're at it
            for al in assoc_lists:
                self.assertEqual(al[idx]['taustart_ts'],
                             img_pars['taustart_ts'])