/
basecase.py
122 lines (99 loc) · 4.24 KB
/
basecase.py
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#Try to quiet-down matplotlib...
import logging
mpl_logger = logging.getLogger('matplotlib')
mpl_logger.setLevel(logging.WARNING)
import numpy as np
import unittest
import warnings
import pygsti
import sys
import os
#import psutil
temp_files = 'temp_test_files'
compare_files = 'cmp_chk_files'
try:
from PIL import Image, ImageChops # stackoverflow.com/questions/19230991/image-open-cannot-identify-image-file-python
haveImageLibs = True
except ImportError:
haveImageLibs = False
class BaseTestCase(unittest.TestCase):
@classmethod
def setUpClass(cls):
try:
basestring #Only defined in Python 2
cls.versionsuffix = "" #Python 2
except NameError:
cls.versionsuffix = "v3" #Python 3
def setUp(self):
# move working directories
try:
self.old = os.getcwd()
except OSError as e:
#print("PSUTIL open files (%d) = " % len(psutil.Process().open_files()), psutil.Process().open_files())
raise e
# This will result in the same directory, even though when another module calls this, file points to toolsBaseCase.py
# However, the result is the same..
os.chdir(os.path.abspath(os.path.dirname(__file__)))
os.chdir('..') # The test_packages directory
print('Running tests from %s' % os.getcwd())
#Set Model objects to "strict" mode for testing
pygsti.objects.ExplicitOpModel._strict = True
#enable extra paramter-vector integrity checking
pygsti.objects.Model._pcheck = True
#Moved to setUpClass so derived class setUpClass methods can use it.
#try:
# basestring #Only defined in Python 2
# self.versionsuffix = "" #Python 2
#except NameError:
# self.versionsuffix = "v3" #Python 3
def tearDown(self):
os.chdir(self.old)
def assertArraysAlmostEqual(self,a,b,places=7):
self.assertAlmostEqual( np.linalg.norm(a-b), 0, places=places )
def assertArraysEqual(self,a,b,places=7):
self.assertTrue(np.array_equal(a,b))
def assertWarns(self, callable, *args, **kwds):
with warnings.catch_warnings(record=True) as warning_list:
warnings.simplefilter('always')
result = callable(*args, **kwds)
self.assertTrue(len(warning_list) > 0)
return result
def isPython2(self):
return sys.version_info[0] == 2
def assertSingleElemArrayAlmostEqual(self, a, b):
# Ex given an array [[ 0.095 ]] and 0.095, call assertAlmostEqual(0.095, 0.095)
if a.size > 1:
raise ValueError('assertSingleElemArrayAlmostEqual should only be used on single element arrays')
self.assertAlmostEqual(float(a), float(b))
def assertNoWarnings(self, callable, *args, **kwds):
with warnings.catch_warnings(record=True) as warning_list:
warnings.simplefilter('always')
result = callable(*args, **kwds)
self.assertTrue(len(warning_list) == 0)
return result
def runSilent(self, callable, *args, **kwds):
orig_stdout = sys.stdout
with open(temp_files + '/silent.txt', 'w') as sys.stdout:
result = callable(*args, **kwds)
sys.stdout = orig_stdout
return result
def assertEqualImages(self, fn1, fn2):
if haveImageLibs:
im1 = Image.open(fn1); im2 = Image.open(fn2)
return ImageChops.difference(im1, im2).getbbox() is None
else:
warnings.warn("**** IMPORT: Cannot import Image and/or ImageChops" +
", so Image comparisons in testAnalysis have been" +
" disabled.")
return True
def assertEqualDatasets(self, ds1, ds2):
self.assertEqual(len(ds1),len(ds2))
for circuit in ds1:
for ol,cnt in ds1[circuit].counts.items():
self.assertTrue( abs(cnt - ds2[circuit].counts[ol]) < 1.5 )
#Let counts be off by 1 b/c of rounding
#self.assertAlmostEqual( cnt, ds2[circuit].counts[ol], places=3 )
def assertDictsAlmostEqual(self, d1, d2):
self.assertEqual(set(d1.keys()), set(d2.keys()))
for k in d1.keys():
self.assertAlmostEqual(d1[k], d2[k])