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<?php
use Litipk\BigNumbers\Decimal as Decimal;
/**
* @group arcsec
*/
class DecimalArcsecTest extends PHPUnit_Framework_TestCase
{
public function arcsecProvider() {
// Some values provided by wolframalpha
return [
['25.546', '1.53164125102163', 14],
['1.5', '0.841068', 6],
['1', '0', 17],
['-1', '3.14159265358979324', 17],
];
}
* @dataProvider arcsecProvider
public function testSimple($nr, $answer, $digits)
$x = Decimal::fromString($nr);
$arcsecX = $x->arcsec($digits);
$this->assertTrue(
Decimal::fromString($answer)->equals($arcsecX),
"The answer must be " . $answer . ", but was " . $arcsecX
);
* @expectedException \DomainException
* @expectedExceptionMessage The arcsecant of this number is undefined.
public function testArcsecBetweenOneAndNegativeOne()
Decimal::fromString('0.546')->arcsec();
Litipk /
php-bignumbers
