DecimalLog10Test::testZeroLog10() - Code Metrics - Litipk/php-bignumbers - Measure and Improve Code Quality continuously with Scrutinizer

DecimalLog10Test::testZeroLog10() A
last analyzed 2018-01-12 08:33 UTC

↳ Parent: DecimalLog10Test

Complexity

Conditions	1
Paths	1

Size

Total Lines	5
Code Lines	3

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
c	0
b	0
f	0
dl	0
loc	5
rs	9.4285
cc	1
eloc	3
nc	1
nop	0

<?php

use Litipk\BigNumbers\Decimal as Decimal;
use PHPUnit\Framework\TestCase;

date_default_timezone_set('UTC');

class DecimalLog10Test extends TestCase
{
    /**
     * @expectedException \DomainException
     * @expectedExceptionMessage Decimal can't represent infinite numbers.
     */
    public function testZeroLog10()
    {
        $zero = Decimal::fromInteger(0);
        $zero->log10();
    }

    
    /**
     * @expectedException \DomainException
     * @expectedExceptionMessage Decimal can't handle logarithms of negative numbers (it's only for real numbers).
     */
    public function testNegativeLog10()
    {
        Decimal::fromInteger(-1)->log10();
    }

    public function testBigNumbersLog10()
    {
        $bignumber = Decimal::fromString(bcpow('10', '2417'));
        $pow = Decimal::fromInteger(2417);

        $this->assertTrue($bignumber->log10()->equals($pow));
    }

    public function testLittleNumbersLog10()
    {
        $littlenumber = Decimal::fromString(bcpow('10', '-2417', 2417));
        $pow = Decimal::fromInteger(-2417);

        $this->assertTrue($littlenumber->log10()->equals($pow));
    }

    public function testMediumNumbersLog10()
    {
        $this->assertTrue(Decimal::fromInteger(75)->log10(5)->equals(Decimal::fromString('1.87506')));
        $this->assertTrue(Decimal::fromInteger(49)->log10(7)->equals(Decimal::fromString('1.6901961')));
    }
}


1			<?php
2
3			use Litipk\BigNumbers\Decimal as Decimal;
4			use PHPUnit\Framework\TestCase;
5
6			date_default_timezone_set('UTC');
7
8			class DecimalLog10Test extends TestCase
9			{
10			/**
11			* @expectedException \DomainException
12			* @expectedExceptionMessage Decimal can't represent infinite numbers.
13			*/
14			public function testZeroLog10()
15			{
16			$zero = Decimal::fromInteger(0);
17			$zero->log10();
18			}
19
20
21			/**
22			* @expectedException \DomainException
23			* @expectedExceptionMessage Decimal can't handle logarithms of negative numbers (it's only for real numbers).
24			*/
25			public function testNegativeLog10()
26			{
27			Decimal::fromInteger(-1)->log10();
28			}
29
30			public function testBigNumbersLog10()
31			{
32			$bignumber = Decimal::fromString(bcpow('10', '2417'));
33			$pow = Decimal::fromInteger(2417);
34
35			$this->assertTrue($bignumber->log10()->equals($pow));
36			}
37
38			public function testLittleNumbersLog10()
39			{
40			$littlenumber = Decimal::fromString(bcpow('10', '-2417', 2417));
41			$pow = Decimal::fromInteger(-2417);
42
43			$this->assertTrue($littlenumber->log10()->equals($pow));
44			}
45
46			public function testMediumNumbersLog10()
47			{
48			$this->assertTrue(Decimal::fromInteger(75)->log10(5)->equals(Decimal::fromString('1.87506')));
49			$this->assertTrue(Decimal::fromInteger(49)->log10(7)->equals(Decimal::fromString('1.6901961')));
50			}
51			}
52

Litipk / php-bignumbers

DecimalLog10Test::testZeroLog10() A last analyzed 2018-01-12 08:33 UTC

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DecimalLog10Test::testZeroLog10() A
last analyzed 2018-01-12 08:33 UTC