test_framework.py

import basf2 as b2
import os
import shutil
import glob
 
from caf.framework import Calibration, CAF
 
import unittest
from unittest import TestCase
from pathlib import Path
 
# show only Errors as we'll be setting off a lot of ugly deliberate warnings
b2.set_log_level(b2.LogLevel.ERROR)
 
 
class TestCalibrationClass_Configure(TestCase):
    """
    UnitTest for configuration of Calibration class
    """
 
    def setUp(self):
        """
        Create useful objects for each test
        """
        from ROOT import Belle2  # noqa: make the Belle2 namespace available
        from ROOT.Belle2 import TestCalibrationAlgorithm as TestAlgo
        
        self.alg1 = TestAlgo()
        
        self.alg2 = TestAlgo()
        
        self.col1 = b2.register_module('CaTest')
        
        self.example_file1 = Path("example1.root")
        
        self.example_file2 = Path("example2.root")
        self.example_file1.touch()
        self.example_file2.touch()
 
    def test_1(self):
        """
        Test whether or not calibration is valid with incorrect setup.
        """
        cal = Calibration('TestCalibrationClass_Configure_test1')
        self.assertFalse(cal.is_valid())
 
    def test_2(self):
        """
        Test whether or not calibration is valid with incorrect setup.
        """
        cal = Calibration('TestCalibrationClass_Configure_test2')
        cal.collector = 'CaTest'
        self.assertFalse(cal.is_valid())
 
    def test_3(self):
        """
        Test whether or not calibration is valid with incorrect setup.
        """
        cal = Calibration('TestCalibrationClass_Configure_test3')
        cal.collector = self.col1
        self.assertFalse(cal.is_valid())
 
    def test_4(self):
        """
        Test whether or not calibration is valid with incorrect setup.
        """
        cal = Calibration('TestCalibrationClass_Configure_test4')
        cal.collector = self.col1
        cal.algorithms = [self.alg1, self.alg2]
        self.assertFalse(cal.is_valid())
 
    def test_5(self):
        """
        Test whether or not calibration is valid with correct setup.
        """
        cal = Calibration('TestCalibrationClass_Configure_test5')
        cal.collector = self.col1
        cal.algorithms = [self.alg1, self.alg2]
        cal.input_files = self.example_file1.as_posix()
        self.assertTrue(cal.is_valid())
 
    def test_6(self):
        """
        Test whether or not calibration is valid with alternative correct setup.
        """
        cal = Calibration('TestCalibrationClass_Configure_test6')
        cal.collector = self.col1
        cal.algorithms = [self.alg1, self.alg2]
        cal.input_files = [self.example_file1.as_posix(), self.example_file2.as_posix()]
        self.assertTrue(cal.is_valid())
 
    def tearDown(self):
        """
        Unlink example files
        """
        self.example_file1.unlink()
        self.example_file2.unlink()
 
 
class TestCalibrationClass_Args(TestCase):
    """
    UnitTest for validity of Calibration class when given arguments of different types
    """
 
    def setUp(self):
        """
        Create useful objects for each test
        """
        from ROOT import Belle2  # noqa: make the Belle2 namespace available
        from ROOT.Belle2 import TestCalibrationAlgorithm as TestAlgo
 
        
        self.alg1 = TestAlgo()
        
        self.alg2 = TestAlgo()
        
        self.col1 = b2.register_module('CaTest')
        
        self.name = 'TestCalibration'
        
        self.example_file1 = Path("example1.root")
        
        self.example_file2 = Path("example2.root")
        self.example_file1.touch()
        self.example_file2.touch()
 
    def test_1(self):
        """
        Test whether or not calibration is valid with correct setup and if name is stored correctly
        """
        cal = Calibration(
            self.name,
            collector=self.col1,
            algorithms=[
                self.alg1,
                self.alg2],
            input_files=self.example_file2.as_posix())
        self.assertTrue(cal.is_valid() and cal.name == self.name)
 
    def test_2(self):
        """
        Test whether or not calibration is valid with alternative correct setup and if name is stored correctly
        """
        cal = Calibration(self.name, 'CaTest', self.alg1, input_files=self.example_file1.as_posix())
        self.assertTrue(cal.is_valid() and cal.name == self.name)
 
    def test_3(self):
        """
        Test that the default options are correctly applied to a calibration
        """
        defaults = {"max_iterations": 4}
        cal1 = Calibration(self.name, collector=self.col1, algorithms=[self.alg1], input_files=self.example_file1.as_posix())
        cal1._apply_calibration_defaults(defaults)
        cal2 = Calibration(self.name, collector=self.col1, algorithms=[self.alg1], input_files=self.example_file2.as_posix())
        self.assertTrue(cal1.max_iterations == 4 and not cal2.max_iterations)
 
    def tearDown(self):
        """
        Unlink example files
        """
        self.example_file1.unlink()
        self.example_file2.unlink()
 
 
class TestCAF(TestCase):
    """
    UnitTest for configuration and simple running of CAF
    """
 
    def setUp(self):
        """
        Create useful objects for each test and the teardown
        """
        from ROOT import Belle2  # noqa: make the Belle2 namespace available
        from ROOT.Belle2 import TestCalibrationAlgorithm as TestAlgo
 
        
        self.name1 = 'TestCalibration1'
        
        self.name2 = 'TestCalibration2'
        
        self.name3 = 'TestCalibration3'
        alg = TestAlgo()
        col = b2.register_module('CaTest')
        
        self.example_file1 = Path("example1.root")
        self.example_file1.touch()
        
        self.cal1 = Calibration(self.name1, col, alg, self.example_file1.as_posix())
        
        self.cal2 = Calibration(self.name2, col, alg, self.example_file1.as_posix())
        
        self.cal3 = Calibration(self.name3, col, alg, self.example_file1.as_posix())
 
    def test_add_calibration(self):
        """
        Test that add_calibration function results in correct output
        """
        fw = CAF()
        fw.add_calibration(self.cal1)
        fw.add_calibration(self.cal2)
        self.assertTrue(fw.calibrations[self.name1].name == self.name1 and fw.calibrations[self.name2].name == self.name2)
 
    def test_add_dependency_on_itself(self):
        """
        Test that add_dependency function cannot add itself
        """
        self.cal1.depends_on(self.cal1)
        self.assertFalse(self.cal1.dependencies)
 
    def test_make_output_dir(self):
        """
        Test that output_dir directory is created correctly
        """
        fw = CAF()
        fw.output_dir = 'testCAF_outputdir'
        fw._make_output_dir()
        self.assertTrue(os.path.isdir('testCAF_outputdir'))
 
    def test_config_output_dir(self):
        """
        Test that config is correctly setting the default output path.
        """
        fw = CAF()
        self.assertTrue(fw.output_dir == 'calibration_results')
 
    def tearDown(self):
        """
        Removes files that were created during these tests
        """
        self.example_file1.unlink()
        dirs = glob.glob('*testCAF_outputdir')
        for directory in dirs:
            shutil.rmtree(directory)
 
 
def main():
    unittest.main()
 
 
if __name__ == '__main__':
    main()