Zabbix

<?php declare(strict_types = 0);

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

​

use PHPUnit\Framework\TestCase;

​

class function_formatFloatTest extends TestCase {

​

    public static function dataProvider() {

        return [

            [0,                     [], '0'],

            [1,                     [], '1'],

            [9.4,                   [], '9'],

            [9.5,                   [], '10'],

            [9.99999999999999E+14,  [], '999999999999999'],

            [9.99999999999999E+15,  [], '1E+16'],

​

            [0,                     ['decimals' => 4],  '0'],

            [1.1,                   ['decimals' => 4],  '1.1'],

            [1.0001,                ['decimals' => 4],  '1.0001'],

            [1.00004,               ['decimals' => 4],  '1'],

            [1.00005,               ['decimals' => 4],  '1.0001'],

            [0.000012344,           ['decimals' => 4],  '0.00001234'],

            [0.000012345,           ['decimals' => 4],  '0.00001235'],

            [100.00004,             ['decimals' => 4],  '100'],

            [100.00005,             ['decimals' => 4],  '100.0001'],

            [1E-14,                 ['decimals' => 4],  '0.00000000000001'],

            [1E-15,                 ['decimals' => 4],  '1E-15'],

            [1.0004E-14,            ['decimals' => 4],  '1.0004E-14'],

            [1.0005E-14,            ['decimals' => 4],  '1.0005E-14'],

​

            [1E+6,                  ['precision' => 4], '1000000'],

            [1E+7,                  ['precision' => 4], '1E+7'],

            [1.4E+100,              ['precision' => 4], '1E+100'],

            [1.5E+10,               ['precision' => 4], '2E+10'],

​

            [1.004E+100,            ['precision' => 4, 'decimals' => 2],    '1E+100'],

            [1.005E+100,            ['precision' => 4, 'decimals' => 2],    '1.01E+100'],

            [0.129,                 ['precision' => 4, 'decimals' => 2],    '0.13'],

            [0.0129,                ['precision' => 4, 'decimals' => 2],    '1.29E-2'],

            [0.00129,               ['precision' => 4, 'decimals' => 2],    '1.29E-3'],

            [0.000129,              ['precision' => 4, 'decimals' => 2],    '1.29E-4'],

​

            [0.129,                 ['precision' => 4, 'decimals' => 2, 'decimals_exact' => true],  '0.13'],

            [0.0129,                ['precision' => 4, 'decimals' => 2, 'decimals_exact' => true],  '1.29E-2'],

            [0.00129,               ['precision' => 4, 'decimals' => 2, 'decimals_exact' => true],  '1.29E-3'],

            [0.000129,              ['precision' => 4, 'decimals' => 2, 'decimals_exact' => true],  '1.29E-4'],

​

            [0,                     ['decimals' => 4, 'decimals_exact' => true],    '0'],

            [0.0004,                ['decimals' => 4, 'decimals_exact' => true],    '0.0004'],

            [0.0005,                ['decimals' => 4, 'decimals_exact' => true],    '0.0005'],