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<?php declare(strict_types = 1); namespace BaconQrCodeTest\Common; use BaconQrCode\Common\BitUtils; use PHPUnit\Framework\TestCase; class BitUtilsTest extends TestCase { public function testUnsignedRightShift() : void { $this->assertSame(1, BitUtils::unsignedRightShift(1, 0)); $this->assertSame(1, BitUtils::unsignedRightShift(10, 3)); $this->assertSame(536870910, BitUtils::unsignedRightShift(-10, 3)); } public function testNumberOfTrailingZeros() : void { $this->assertSame(32, BitUtils::numberOfTrailingZeros(0)); $this->assertSame(1, BitUtils::numberOfTrailingZeros(10)); $this->assertSame(0, BitUtils::numberOfTrailingZeros(15)); $this->assertSame(2, BitUtils::numberOfTrailingZeros(20)); } }
