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100 lines
2.9 KiB
100 lines
2.9 KiB
<?php declare(strict_types = 0);
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/*
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** Zabbix
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** Copyright (C) 2001-2023 Zabbix SIA
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**
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** This program is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program is distributed in the hope that it will be useful,
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** but WITHOUT ANY WARRANTY; without even the implied warranty of
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** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; if not, write to the Free Software
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** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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**/
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use PHPUnit\Framework\TestCase;
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class CMathHelperTest extends TestCase {
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public function testSafeSumProvider() {
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return [
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[[1E+308, -1E+308], 0],
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[[1E+308, 1E+308], INF],
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[[-1E+308, -1E+308], -INF],
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[[1E+308, 1E+308, -1E+308, -1E+308, 5], 5],
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[[-1E+308, -1E+308, 1E+308, 1E+308, 5], 5],
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[[-1E+308, 1E+308, -1E+308, 1E+308, 5], 5],
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[[1E+308, 1E+308, 5, -1E+308, -1E+308], 5],
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[[-1E+308, -1E+308, 5, 1E+308, 1E+308], 5],
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[[-1E+308, 1E+308, 5, -1E+308, 1E+308], 5],
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[[5, 1E+308, 1E+308, -1E+308, -1E+308], 5],
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[[5, -1E+308, -1E+308, 1E+308, 1E+308], 5],
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[[5, -1E+308, 1E+308, -1E+308, 1E+308], 5]
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];
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}
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/**
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* @dataProvider testSafeSumProvider
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*
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* @param array $values
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* @param float $expected
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*/
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public function testSafeSum(array $values, float $expected) {
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$this->assertSame(CMathHelper::safeSum($values), $expected);
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}
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public function testSafeMulProvider() {
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return [
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[[1E+308, 1E-308], 1],
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[[1E+308, 1E+308], INF],
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[[1E+308, 1E+308, 1E-308, 1E-308, 5], 5],
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[[1E+308, -1E+308, 1E-308, -1E-308, 5], 5],
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[[-1E+308, 1E+308, -1E-308, 1E-308, 5], 5],
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[[1E+308, 1E+308, 5, 1E-308, 1E-308], 5],
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[[1E+308, -1E+308, 5, 1E-308, -1E-308], 5],
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[[-1E+308, 1E+308, 5, -1E-308, 1E-308], 5],
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[[5, 1E+308, 1E+308, 1E-308, 1E-308], 5],
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[[5, 1E+308, -1E+308, 1E-308, -1E-308], 5],
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[[5, -1E+308, 1E+308, -1E-308, 1E-308], 5]
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];
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}
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/**
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* @dataProvider testSafeMulProvider
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*
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* @param array $values
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* @param float $expected
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*/
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public function testSafeMul(array $values, float $expected) {
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$this->assertSame(CMathHelper::safeMul($values), $expected);
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}
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public function testSafeAvgProvider() {
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return [
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[[1E+308, 1E+308, -1E+308, -1E+308], 0],
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[[-1E+308, -1E+308, 1E+308, 1E+308], 0],
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[[-1E+308, -1E+308, 5, 1E+308, 1E+308], 1],
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[[1E-308, 1E-308, -1E-308, -1E-308], 0],
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[[-1E-308, -1E-308, 1E-308, 1E-308], 0],
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[[-1E-308, -1E-308, 5, 1E-308, 1E-308], 1]
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];
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}
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/**
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* @dataProvider testSafeAvgProvider
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*
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* @param array $values
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* @param float $expected
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*/
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public function testSafeAvg(array $values, float $expected) {
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$this->assertSame(CMathHelper::safeAvg($values), $expected);
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}
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}
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