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# ==================================================================================================================== #
# _____ _ _ _____ #
# _ __ _ |_ _|__ ___ | (_)_ __ __ _|_ _| __ ___ ___ #
# | '_ \| | | || |/ _ \ / _ \| | | '_ \ / _` | | || '__/ _ \/ _ \ #
# | |_) | |_| || | (_) | (_) | | | | | | (_| |_| || | | __/ __/ #
# | .__/ \__, ||_|\___/ \___/|_|_|_| |_|\__, (_)_||_| \___|\___| #
# |_| |___/ |___/ #
# ==================================================================================================================== #
# Authors: #
# Patrick Lehmann #
# #
# License: #
# ==================================================================================================================== #
# Copyright 2017-2025 Patrick Lehmann - Bötzingen, Germany #
# #
# Licensed under the Apache License, Version 2.0 (the "License"); #
# you may not use this file except in compliance with the License. #
# You may obtain a copy of the License at #
# #
# http://www.apache.org/licenses/LICENSE-2.0 #
# #
# Unless required by applicable law or agreed to in writing, software #
# distributed under the License is distributed on an "AS IS" BASIS, #
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
# See the License for the specific language governing permissions and #
# limitations under the License. #
# #
# SPDX-License-Identifier: Apache-2.0 #
# ==================================================================================================================== #
#
"""Performance tests for pyTooling.Tree."""
import timeit
from statistics import median, mean
from typing import Callable, Iterable
from unittest import TestCase
if __name__ == "__main__": # pragma: no cover
print("ERROR: you called a testcase declaration file as an executable module.")
print("Use: 'python -m unittest <testcase module>'")
exit(1)
class PerformanceTest(TestCase):
counts: Iterable[int] = (10, 100, 1000, 10000)
@staticmethod
def minMaxSumMean(array):
minimum = 1.0e9
maximum = 0.0
sum = 0.0
for value in array:
minimum = value if value < minimum else minimum
maximum = value if value > maximum else maximum
sum += value
return minimum, maximum, sum, sum / len(array)
def runTests(self, func: Callable[[int], Callable[[], None]], counts: Iterable[int]):
print()
print(f" min mean median max")
for count in counts:
results = timeit.repeat(func(count), repeat=20, number=50)
norm = count / 10
minimum, maximum, _, mean = self.minMaxSumMean(results)
print(f"{count:>5}x: {minimum/norm:.6f} s {mean/norm:.6f} s {median(results)/norm:.6f} s {maximum/norm:.6f} s")
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