from __future__ import division
from __future__ import print_function
from __future__ import unicode_literals
from __future__ import absolute_import
from io import open
from builtins import range
from builtins import str
from builtins import zip
from future import standard_library
standard_library.install_aliases()
import string
import shutil
import numpy as np
import os
import filecmp
import matplotlib.pyplot as plt
import unittest
import numpy as np
import re
import sys
from wetb.hawc2.Hawc2io import ReadHawc2
class CompareTestCases(unittest.TestCase):
def compare_lines(self, ref_file, test_file, skip_first=0):
with open(ref_file, encoding='utf-8') as ref:
ref_lines = ref.readlines()
with open(test_file, encoding='utf-8') as test:
test_lines = test.readlines()
self.assertEqual(len(ref_lines), len(test_lines), "\nNumber of lines differs in: '%s' and '%s'" % (ref_file, test_file))
for i, (ref_l, test_l) in enumerate(zip(ref_lines[skip_first:], test_lines[skip_first:])):
if ref_l.lower() != test_l.lower():
diff = "".join([[" ", "^"][a != b] for a, b in zip(ref_l, test_l)])
err_str = "%s%s%s\n\n" % (ref_l, test_l, diff)
raise AssertionError("Difference in line %d of %s\n%s" % (i, ref_file, err_str))
def compare_sel(self, ref_file, test_file):
self.compare_lines(ref_file, test_file, 8)
def compare_dat_contents(self, ref_file, test_file):
if filecmp.cmp(ref_file, test_file, shallow=False) is False:
self.compare_lines(ref_file, test_file)
def min_tol(self, ref_data, test_data):
def error(x, a, b):
atol, rtol = x
if rtol > 0 and atol > 0 and np.allclose(b, a, rtol, atol):
return rtol + atol
else:
return 10 ** 99
from scipy.optimize import fmin
atol, rtol = fmin(error, (1, 1), (ref_data, test_data), disp=False)
return atol, rtol
def compare_dat_plot(self, ref_file, test_file, show_plot=False, rtol=1.e-5, atol=1.e-8):
ref = ReadHawc2(os.path.splitext(ref_file)[0])
test = ReadHawc2(os.path.splitext(test_file)[0])
ref_data = ref()
test_data = test()
if not np.allclose(ref_data, test_data, rtol=rtol, atol=atol):
different_sensors = []
for i in range(ref.NrCh):
if not np.allclose(ref_data[:, i], test_data[:, i], rtol=rtol, atol=atol):
different_sensors.append(i)
path = os.path.join(os.path.dirname(test_file), "Compare", os.path.splitext(os.path.basename(ref_file))[0])
shutil.rmtree(path, ignore_errors=True)
try:
os.mkdir(path)
except:
try:
os.mkdir(os.path.join(os.path.dirname(test_file), "Compare"))
os.mkdir(path)
except:
pass
valid_chars = "-_.() %s%s" % (string.ascii_letters, string.digits)
sys.stderr.write("%d sensors are different in datafiles\n" % len(different_sensors))
sys.stderr.write("All close with\nAbsolute tolerance: %.6f\nRelative tolerance: %.6f\n\n" % self.min_tol(ref_data, test_data))
sys.stderr.write(" ".join("%-20s" % s for s in ["Mean abs error", "Mean rel error (%)", "Max abs error", "Max rel error(%)", "Sensor"]) + "\n")
abs_err = np.abs(ref_data - test_data)
mask = (np.abs(ref_data) != 0)
rel_err = abs_err[mask] / np.abs(ref_data[mask]) * 100
err_str = ["%.6f" % e for e in [np.mean(abs_err), np.mean(rel_err), np.max(abs_err), np.max(rel_err)]]
err_str = " ".join(["%-20s" % e for e in err_str])
sys.stderr.write("%s All data values\n" % (err_str))
for i in different_sensors:
abs_err = np.abs(ref_data[:, i] - test_data[:, i])
mask = (np.abs(ref_data[:, i]) != 0)
rel_err = abs_err[mask] / np.abs(ref_data[mask, i]) * 100
err_str = ["%.6f" % e for e in [np.mean(abs_err), np.mean(rel_err), np.max(abs_err), np.max(rel_err)]]
err_str = " ".join(["%-20s" % e for e in err_str])
sys.stderr.write("%s %d %s [%s] %s\n" % (err_str, (i + 1), ref.ChInfo[0][i], ref.ChInfo[1][i], ref.ChInfo[2][i]))
sys.stderr.flush()
plt.cla()
plt.plot(ref_data[:, i], 'g', lw=3, label="Ref: %s [%s] %s" % (ref.ChInfo[0][i], ref.ChInfo[1][i], ref.ChInfo[2][i]))
plt.plot(test_data[:, i], 'r', lw=1, label="test: %s [%s] %s" % (test.ChInfo[0][i], test.ChInfo[1][i], test.ChInfo[2][i]))
from matplotlib.font_manager import FontProperties
fontP = FontProperties()
fontP.set_size('small')
plt.legend(loc='best', prop=fontP)
plt.axes().set_title(os.path.basename(ref_file))
if show_plot:
plt.show()
else:
plot_file = os.path.join(path, ("%03d_" % (i + 1)) + "".join([c for c in ref.ChInfo[0][i] if c in valid_chars]) + ".png")
plt.savefig(plot_file)
#raise AssertionError("Difference in the the values of:\n%s" % "\n".join(["%d %s" % (i + 1, ref.ChInfo[0][i]) for i in different_sensors]))
def version_tag(self, filename):
re_version = re.compile(r".*_(\d*\.\d*)\.sel")
match = re.match(re_version, filename)
if match and len(match.groups()) == 1:
return match.group(1)
return ""
def common_path(self, path1, path2):
cp = []
for f1, f2 in zip(os.path.realpath(path1).split(os.path.sep), os.path.realpath(path2).split(os.path.sep)):
if f1 == f2:
cp.append(f1)
else:
break
return os.path.sep.join(cp)
def compare_file(self, ref_file, test_file, show_plot=False, rtol=1.e-5, atol=1.e-8):
try:
assert os.path.isfile(test_file), "File '%s' not found" % test_file
try:
self.compare_sel(ref_file, test_file)
self.compare_dat_plot(ref_file.replace(".sel", ".dat"), test_file.replace(".sel", ".dat"), show_plot=show_plot, rtol=rtol, atol=atol)
print ("ok\n\n\n")
except AssertionError as e:
sys.stderr.write(str(e) + "\n")
self.compare_dat_plot(ref_file.replace(".sel", ".dat"), test_file.replace(".sel", ".dat"), show_plot=show_plot, rtol=rtol, atol=atol)
print ("Data file ok\n\n\n")
except AssertionError as e:
sys.stderr.write (str(e) + "\n\n")
def compare_folder(self, ref_res_path, test_res_path, ref_version_tag, test_version_tag, show_plot=False, rtol=1.e-5, atol=1.e-8):
files = [f for f in os.listdir(ref_res_path) if f.endswith(".sel")]
common_path = self.common_path(ref_res_path, test_res_path)
for filename in files:
self.version_tag(filename)
ref_file = os.path.join(ref_res_path, filename)
ref_version_tag = self.version_tag(filename)
test_version_tag = self.version_tag([f for f in os.listdir(test_res_path) if f.endswith(".sel")][0])
print ("-"*50)
try:
prefix = filename[:filename.index(ref_version_tag)]
postfix = filename[filename.index(ref_version_tag) + len(ref_version_tag):]
test_filename = [f for f in os.listdir(test_res_path) if f.startswith(prefix) and f.endswith(postfix)][0]
test_file = os.path.join(test_res_path, test_filename)
print ("Comparing %s and %s\n" % tuple(f.replace(common_path, "") for f in (ref_file, test_file)))
except IndexError:
sys.stdout.flush()
sys.stderr.write ("\nNo matching test file found for %s\n\n" % ref_file.replace(common_path, ""))
sys.stderr.flush()
continue
self.compare_file(ref_file, test_file, show_plot, rtol, atol)
def runTest(self):
pass
if __name__ == "__main__":
ref_path = r'S:\AED\HAWC2\HAWC2_release_test_cases\version_11.4\output\res/'
test_path = r'S:\AED\HAWC2\HAWC2_release_test_cases\version_11.8w\output\res/'
# rtol: relative tolerance
# atol: absolute tolerance
# absolute(`a` - `b`) <= (`atol` + `rtol` * absolute(`b`))
CompareTestCases().compare_folder(ref_path, test_path, "11.4", "11.8w", show_plot=False, rtol=1.e-5, atol=1.e-5)