34 lines
		
	
	
		
			926 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
		
		
			
		
	
	
			34 lines
		
	
	
		
			926 B
		
	
	
	
		
			PHP
		
	
	
	
	
	
|   | <?php | ||
|  | 
 | ||
|  | namespace PhpOffice\PhpSpreadsheetTests\Calculation\Functions\Statistical; | ||
|  | 
 | ||
|  | use PhpOffice\PhpSpreadsheet\Calculation\Statistical; | ||
|  | use PHPUnit\Framework\TestCase; | ||
|  | 
 | ||
|  | class LinEstTest extends TestCase | ||
|  | { | ||
|  |     /** | ||
|  |      * @dataProvider providerLINEST | ||
|  |      * | ||
|  |      * @param mixed $expectedResult | ||
|  |      * @param mixed $xValues | ||
|  |      * @param mixed $yValues | ||
|  |      * @param mixed $const | ||
|  |      * @param mixed $stats | ||
|  |      */ | ||
|  |     public function testLINEST($expectedResult, $yValues, $xValues, $const, $stats): void | ||
|  |     { | ||
|  |         $result = Statistical::LINEST($yValues, $xValues, $const, $stats); | ||
|  | 
 | ||
|  |         $elements = count($expectedResult); | ||
|  |         for ($element = 0; $element < $elements; ++$element) { | ||
|  |             self::assertEqualsWithDelta($expectedResult[$element], $result[$element], 1E-12); | ||
|  |         } | ||
|  |     } | ||
|  | 
 | ||
|  |     public function providerLINEST() | ||
|  |     { | ||
|  |         return require 'tests/data/Calculation/Statistical/LINEST.php'; | ||
|  |     } | ||
|  | } |