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# This file is part of verify. 

# 

# Developed for the LSST Data Management System. 

# This product includes software developed by the LSST Project 

# (https://www.lsst.org). 

# See the COPYRIGHT file at the top-level directory of this distribution 

# for details of code ownership. 

# 

# This program is free software: you can redistribute it and/or modify 

# it under the terms of the GNU General Public License as published by 

# the Free Software Foundation, either version 3 of the License, or 

# (at your option) any later version. 

# 

# This program is distributed in the hope that it will be useful, 

# but WITHOUT ANY WARRANTY; without even the implied warranty of 

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 

# GNU General Public License for more details. 

# 

# You should have received a copy of the GNU General Public License 

# along with this program. If not, see <https://www.gnu.org/licenses/>. 

 

import os 

import unittest 

 

import astropy.units as u 

 

from lsst.verify import MeasurementSet, Measurement, MetricSet, Name 

 

 

class MeasurementSetTestCase(unittest.TestCase): 

 

def setUp(self): 

"""Use YAML in data/metrics for metric definitions.""" 

self.metrics_yaml_dirname = os.path.join( 

os.path.dirname(__file__), 'data') 

self.metric_set = MetricSet.load_metrics_package( 

self.metrics_yaml_dirname) 

 

self.pa1_meas = Measurement( 

self.metric_set['testing.PA1'], 

4. * u.mmag 

) 

self.am1_meas = Measurement( 

self.metric_set['testing.AM1'], 

2. * u.marcsec 

) 

self.pa2_meas = Measurement( 

self.metric_set['testing.PA2'], 

10. * u.mmag 

) 

 

def test_measurement_set(self): 

meas_set = MeasurementSet([self.pa1_meas]) 

self.assertEqual(len(meas_set), 1) 

self.assertIn('testing.PA1', meas_set) 

self.assertIs(self.pa1_meas, meas_set['testing.PA1']) 

self.assertNotIn('testing.AM1', meas_set) 

 

# add an inconsistently labelled measurement 

with self.assertRaises(KeyError): 

meas_set['testing.AMx'] = self.am1_meas 

 

# Add measurement by key 

meas_set[self.am1_meas.metric_name] = self.am1_meas 

self.assertEqual(len(meas_set), 2) 

self.assertIn('testing.AM1', meas_set) 

self.assertIs(self.am1_meas, meas_set['testing.AM1']) 

 

# Insert measurement 

meas_set.insert(self.pa2_meas) 

self.assertEqual(len(meas_set), 3) 

self.assertIn('testing.PA2', meas_set) 

self.assertIs(self.pa2_meas, meas_set['testing.PA2']) 

 

# Delete measurement 

del meas_set['testing.PA2'] 

self.assertNotIn('testing.PA2', meas_set) 

 

# Iterate 

items = {k: v for k, v in meas_set.items()} 

self.assertEqual(len(items), len(meas_set)) 

 

names = [n for n in meas_set] 

self.assertEqual(len(names), 2) 

for n in names: 

self.assertIsInstance(n, Name) 

 

# Serialize 

json_doc = meas_set.json 

self.assertIsInstance(json_doc, list) 

self.assertEqual(len(json_doc), 2) 

for meas in json_doc: 

self.assertIn('metric', meas) 

 

# Deserialize (no blobs/BlobSet to propagate) 

new_meas_set = MeasurementSet.deserialize( 

measurements=json_doc, 

metric_set=self.metric_set) 

self.assertEqual(meas_set, new_meas_set) 

 

def test_measurement_set_update(self): 

meas_set = MeasurementSet([self.pa1_meas, self.am1_meas]) 

meas_set_2 = MeasurementSet([self.am1_meas, self.pa2_meas]) 

 

meas_set.update(meas_set_2) 

 

self.assertIs(meas_set['testing.PA1'], self.pa1_meas) 

self.assertIs(meas_set['testing.PA2'], self.pa2_meas) 

self.assertIs(meas_set['testing.AM1'], self.am1_meas) 

 

def test_measurement_iadd(self): 

meas_set = MeasurementSet([self.pa1_meas, self.am1_meas]) 

meas_set_2 = MeasurementSet([self.am1_meas, self.pa2_meas]) 

 

meas_set += meas_set_2 

 

self.assertIs(meas_set['testing.PA1'], self.pa1_meas) 

self.assertIs(meas_set['testing.PA2'], self.pa2_meas) 

self.assertIs(meas_set['testing.AM1'], self.am1_meas) 

 

 

class MeasurementSetMetricReloadTestCase(unittest.TestCase): 

"""Use YAML in data/metrics for metric definitions.""" 

 

def setUp(self): 

self.metrics_yaml_dirname = os.path.join( 

os.path.dirname(__file__), 'data') 

self.metric_set = MetricSet.load_metrics_package( 

self.metrics_yaml_dirname) 

 

def test_reload(self): 

# Has Metric instance 

pa1_meas = Measurement( 

self.metric_set['testing.PA1'], 

4. * u.mmag 

) 

 

# Don't have metric instances 

am1_meas = Measurement( 

'testing.AM1', 

2. * u.marcsec 

) 

pa2_meas = Measurement( 

'testing.PA2', 

10. * u.mmag 

) 

 

measurements = MeasurementSet([pa1_meas, am1_meas, pa2_meas]) 

measurements.refresh_metrics(self.metric_set) 

 

self.assertIs( 

measurements['testing.PA1'].metric, 

self.metric_set['testing.PA1'] 

) 

self.assertIs( 

measurements['testing.AM1'].metric, 

self.metric_set['testing.AM1'] 

) 

self.assertIs( 

measurements['testing.PA2'].metric, 

self.metric_set['testing.PA2'] 

) 

 

 

165 ↛ 166line 165 didn't jump to line 166, because the condition on line 165 was never trueif __name__ == "__main__": 

unittest.main()