30 lines
966 B
PHP
30 lines
966 B
PHP
<?php
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/**
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* BaconQrCode
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*
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* @link http://github.com/Bacon/BaconQrCode For the canonical source repository
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* @copyright 2013 Ben 'DASPRiD' Scholzen
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* @license http://opensource.org/licenses/BSD-2-Clause Simplified BSD License
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*/
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namespace BaconQrCode\Common;
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use PHPUnit_Framework_TestCase as TestCase;
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class BitUtilsTest extends TestCase
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{
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public function testUnsignedRightShift()
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{
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$this->assertEquals(1, BitUtils::unsignedRightShift(1, 0));
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$this->assertEquals(1, BitUtils::unsignedRightShift(10, 3));
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$this->assertEquals(536870910, BitUtils::unsignedRightShift(-10, 3));
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}
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public function testNumberOfTrailingZeros()
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{
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$this->assertEquals(32, BitUtils::numberOfTrailingZeros(0));
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$this->assertEquals(1, BitUtils::numberOfTrailingZeros(10));
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$this->assertEquals(0, BitUtils::numberOfTrailingZeros(15));
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$this->assertEquals(2, BitUtils::numberOfTrailingZeros(20));
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}
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} |