Viewing file:  MathTest.php (6.77 KB) -rw-r--r--
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<?php
namespace Maba\Component\Math\Tests;
use Maba\Component\Math\BcMath;
use Maba\Component\Math\Math;
use Maba\Component\Math\MathInterface;
use Maba\Component\Math\NumberValidatorInterface;
/**
* Tests Math together with BcMath to test use-cases without mocking
*/
class MathTest extends \PHPUnit_Framework_TestCase
{
/**
* @var MathInterface
*/
protected $math;
public function setUp()
{
/** @var NumberValidatorInterface $validator */
$validator = $this->getMock('Maba\Component\Math\NumberValidatorInterface');
$this->math = new Math(new BcMath(6, $validator));
}
/**
* @param string $operand
* @param string $result
*
* @dataProvider negateProvider
*/
public function testNegate($result, $operand)
{
$this->assertSameNumber($result, $this->math->negate($operand));
}
/**
* @param string $operand
* @param string $result
*
* @dataProvider absProvider
*/
public function testAbs($result, $operand)
{
$this->assertSameNumber($result, $this->math->abs($operand));
}
/**
* @param string $result
* @param string $operand
* @param int $precision
* @param int $mode
*
* @dataProvider roundProvider
*/
public function testRound($result, $operand, $precision = 0, $mode = PHP_ROUND_HALF_UP)
{
$this->assertSameNumber($result, $this->math->round($operand, $precision, $mode));
}
/**
* @param string $result
* @param string $operand
* @param int $precision
*
* @dataProvider floorProvider
*/
public function testFloor($result, $operand, $precision = 0)
{
$this->assertSameNumber($result, $this->math->floor($operand, $precision));
}
/**
* @param string $result
* @param string $operand
* @param int $precision
*
* @dataProvider ceilProvider
*/
public function testCeil($result, $operand, $precision = 0)
{
$this->assertSameNumber($result, $this->math->ceil($operand, $precision));
}
public function negateProvider()
{
return array(
array('1', '-1'),
array('-21234.111254', '21234.111254'),
);
}
public function absProvider()
{
return array(
array('1', '-1'),
array('1', '1'),
array('21234.111254', '-21234.111254'),
array('21234.111254', '21234.111254'),
);
}
public function roundProvider()
{
return array(
array('2', '2'),
array('2', '2.1'),
array('2', '2.499999'),
array('3', '2.5'),
array('3', '2.7'),
array('0', '0'),
array('-2', '-2'),
array('-2', '-2.1'),
array('-2', '-2.499999'),
array('-3', '-2.5'),
array('-3', '-2.7'),
array('2', '2', 1),
array('2.1', '2.1', 1),
array('2.1', '2.12', 1),
array('2.1', '2.149999', 1),
array('2.2', '2.15', 1),
array('2.2', '2.15000', 1),
array('2.2', '2.17', 1),
array('-2', '-2', 1),
array('-2.1', '-2.1', 1),
array('-2.1', '-2.12', 1),
array('-2.1', '-2.149999', 1),
array('-2.2', '-2.15', 1),
array('-2.2', '-2.15000', 1),
array('-2.2', '-2.17', 1),
array('0', '-2.17', -2),
array('0', '2.17', -2),
array('100', '100', -2),
array('100', '130', -2),
array('100', '149.999999', -2),
array('200', '150', -2),
array('200', '186', -2),
array('-100', '-100', -2),
array('-100', '-130', -2),
array('-100', '-149.999999', -2),
array('-200', '-150', -2),
array('-200', '-186', -2),
array('2', '2', 0, PHP_ROUND_HALF_DOWN),
array('2', '2.1', 0, PHP_ROUND_HALF_DOWN),
array('2', '2.5', 0, PHP_ROUND_HALF_DOWN),
array('3', '2.6', 0, PHP_ROUND_HALF_DOWN),
array('-2', '-2', 0, PHP_ROUND_HALF_DOWN),
array('-2', '-2.1', 0, PHP_ROUND_HALF_DOWN),
array('-2', '-2.5', 0, PHP_ROUND_HALF_DOWN),
array('-3', '-2.6', 0, PHP_ROUND_HALF_DOWN),
array('1.2', '1.25', 1, PHP_ROUND_HALF_DOWN),
array('20', '25', -1, PHP_ROUND_HALF_DOWN),
array('-1.2', '-1.25', 1, PHP_ROUND_HALF_DOWN),
array('-20', '-25', -1, PHP_ROUND_HALF_DOWN),
array('10', '9.5', 0, PHP_ROUND_HALF_EVEN),
array('9', '9.5', 0, PHP_ROUND_HALF_ODD),
array('8', '8.5', 0, PHP_ROUND_HALF_EVEN),
array('9', '8.5', 0, PHP_ROUND_HALF_ODD),
array('1.6', '1.55', 1, PHP_ROUND_HALF_EVEN),
array('1.5', '1.54', 1, PHP_ROUND_HALF_EVEN),
array('-1.6', '-1.55', 1, PHP_ROUND_HALF_EVEN),
array('-1.5', '-1.54', 1, PHP_ROUND_HALF_EVEN),
array('1.5', '1.55', 1, PHP_ROUND_HALF_ODD),
array('1.5', '1.54', 1, PHP_ROUND_HALF_ODD),
array('-1.5', '-1.55', 1, PHP_ROUND_HALF_ODD),
array('-1.5', '-1.54', 1, PHP_ROUND_HALF_ODD),
);
}
public function floorProvider()
{
return array(
array('0', '0'),
array('2', '2'),
array('4', '4.3'),
array('9', '9.999'),
array('-4', '-3.14'),
array('4.3', '4.3', 1),
array('9.9', '9.999', 1),
array('-3.2', '-3.14', 1),
array('-3.2', '-3.174', 1),
array('-3.2', '-3.15', 1),
array('-3.2', '-3.2', 1),
array('-40', '-31.5', -1),
array('990', '999.12', -1),
array('720', '721.12', -1),
array('720', '720', -1),
array('-720', '-720', -1),
);
}
public function ceilProvider()
{
return array(
array('0', '0'),
array('2', '2'),
array('5', '4.3'),
array('10', '9.999'),
array('-3', '-3.14'),
array('4.3', '4.3', 1),
array('10', '9.999', 1),
array('-3.1', '-3.14', 1),
array('-3.1', '-3.174', 1),
array('-3.1', '-3.15', 1),
array('-3.2', '-3.2', 1),
array('-30', '-31.5', -1),
array('1000', '999.12', -1),
array('730', '721.12', -1),
array('720', '720', -1),
array('-720', '-720', -1),
);
}
protected function assertSameNumber($expected, $actual, $message = '')
{
if (is_string($actual) && strpos($actual, '.') !== false) {
$actual = rtrim(rtrim($actual, '0'), '.');
}
$this->assertSame($expected, $actual, $message);
}
}
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