View GitHub Repository php-bignumbers

Schedule Inspection
Subscribe
Completed
Push — master ( b9f967...7a222d )
by Andreu
9s
created

DecimalExpTest::expProvider()   A

↳ Parent: DecimalExpTest

Complexity

Conditions 1
Paths 1

Size

Total Lines 17
Code Lines 12

Duplication

Lines 0
Ratio 0 %

Importance

Changes 2
Bugs 0 Features 1
Metric Value
c 2
b 0
f 1
dl 0
loc 17
rs 9.4285
cc 1
eloc 12
nc 1
nop 0
1 
<?php
2 

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    3
                

                                    
                                                    
                
                
                
use Litipk\BigNumbers\Decimal as Decimal;

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    4
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    5
                

                                    
                                                    
                
                
                
/**

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    6
                

                                    
                                                    
                
                
                
 * @group cos

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    7
                

                                    
                                                    
                
                
                
 */

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    8
                

                                    
                                                    
                
                
                
class DecimalExpTest extends PHPUnit_Framework_TestCase

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    9
                

                                    
                                                    
                
                
                
{

            


            
                                                                        
                            
            
                                    
            
            

                
                    10
                

                                    
                                                    
                
                
                
    public function expProvider() {

            


            
                                                                        
                            
            
                                    
            
            

                
                    11
                

                                    
                                                    
                
                
                
        // Some values provided by Mathematica

            


            
                                                                        
                            
            
                                    
            
            

                
                    12
                

                                    
                                                    
                
                
                
        return [

            


            
                                                                        
                            
            
                                    
            
            

                
                    13
                

                                    
                                                    
                
                
                
            ['0', '1', 0],

            


            
                                                                        
                            
            
                                    
            
            

                
                    14
                

                                    
                                                    
                
                
                
            ['0', '1', 1],

            


            
                                                                        
                            
            
                                    
            
            

                
                    15
                

                                    
                                                    
                
                
                
            ['0', '1', 2],

            


            
                                                                        
                            
            
                                    
            
            

                
                    16
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    17
                

                                    
                                                    
                
                
                
            ['1', '3', 0],

            


            
                                                                        
                            
            
                                    
            
            

                
                    18
                

                                    
                                                    
                
                
                
            ['1', '2.7', 1],

            


            
                                                                        
                            
            
                                    
            
            

                
                    19
                

                                    
                                                    
                
                
                
            ['1', '2.72', 2],

            


            
                                                                        
                            
            
                                    
            
            

                
                    20
                

                                    
                                                    
                
                
                
            ['1', '2.718', 3],

            


            
                                                                        
                            
            
                                    
            
            

                
                    21
                

                                    
                                                    
                
                
                

            


            
                                                                        
                            
            
                                    
            
            

                
                    22
                

                                    
                                                    
                
                
                
            ['-1', '0', 0],

            


            
                                                                        
                            
            
                                    
            
            

                
                    23
                

                                    
                                                    
                
                
                
            ['-1', '0.4', 1],

            


            
                                                                        
                            
            
                                    
            
            

                
                    24
                

                                    
                                                    
                
                
                
            ['-1', '0.37', 2]

            


            
                                                                        
                            
            
                                    
            
            

                
                    25
                

                                    
                                                    
                
                
                
        ];

            


            
                                                                        
                            
            
                                    
            
            

                
                    26
                

                                    
                                                    
                
                
                
    }

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    27
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    28
                

                                    
                                                    
                
                
                
    /**

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    29
                

                                    
                                                    
                
                
                
     * @dataProvider expProvider

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    30
                

                                    
                                                    
                
                
                
     */

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    31
                

                                    
                                                    
                
                
                
    public function testSimple($nr, $answer, $digits)

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    32
                

                                    
                                                    
                
                
                
    {

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    33
                

                                    
                                                    
                
                
                
        $x = Decimal::fromString($nr);

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    34
                

                                    
                                                    
                
                
                
        $expX = $x->exp((int)$digits);

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    35
                

                                    
                                                    
                
                
                

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    36
                

                                    
                                                    
                
                
                
        $this->assertTrue(

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    37
                

                                    
                                                    
                
                
                
            Decimal::fromString($answer)->equals($expX),

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    38
                

                                    
                                                    
                
                
                
            "The answer must be " . $answer . ", but was " . $expX

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    39
                

                                    
                                                    
                
                
                
        );

            


            
                                                                                                            
                            
            
                                    
            
            

                
                    40
                

                                    
                                                    
                
                
                
    }

            


            
                                                                                                            
                                                                
            
                                    
            
            

                
                    41
                

                                    
                                                    
                
                
                
}

            


            
                                                        
            
                                    
            
            

                
                    42