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<?php
/**
* BaconQrCode
*
* @link http://github.com/Bacon/BaconQrCode For the canonical source repository
* @copyright 2013 Ben 'DASPRiD' Scholzen
* @license http://opensource.org/licenses/BSD-2-Clause Simplified BSD License
*/
namespace BaconQrCode\Common;
use PHPUnit_Framework_TestCase as TestCase;
class FormatInformationTest extends TestCase
{
protected $maskedTestFormatInfo = 0x2bed;
protected $unmaskedTestFormatInfo;
public function setUp()
{
$this->unmaskedTestFormatInfo = $this->maskedTestFormatInfo ^ 0x5412;
}
public function testBitsDiffering()
{
$this->assertEquals(0, FormatInformation::numBitsDiffering(1, 1));
$this->assertEquals(1, FormatInformation::numBitsDiffering(0, 2));
$this->assertEquals(2, FormatInformation::numBitsDiffering(1, 2));
$this->assertEquals(32, FormatInformation::numBitsDiffering(-1, 0));
}
public function testDecode()
{
$expected = FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo,
$this->maskedTestFormatInfo
);
$this->assertNotNull($expected);
$this->assertEquals(7, $expected->getDataMask());
$this->assertEquals(ErrorCorrectionLevel::Q, $expected->getErrorCorrectionLevel()->get());
$this->assertEquals(
$expected,
FormatInformation::decodeFormatInformation(
$this->unmaskedTestFormatInfo,
$this->maskedTestFormatInfo
)
);
}
public function testDecodeWithBitDifference()
{
$expected = FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo,
$this->maskedTestFormatInfo
);
$this->assertEquals(
$expected,
FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo ^ 0x1,
$this->maskedTestFormatInfo ^ 0x1
)
);
$this->assertEquals(
$expected,
FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo ^ 0x3,
$this->maskedTestFormatInfo ^ 0x3
)
);
$this->assertEquals(
$expected,
FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo ^ 0x7,
$this->maskedTestFormatInfo ^ 0x7
)
);
$this->assertNull(
FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo ^ 0xf,
$this->maskedTestFormatInfo ^ 0xf
)
);
}
public function testDecodeWithMisRead()
{
$expected = FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo,
$this->maskedTestFormatInfo
);
$this->assertEquals(
$expected,
FormatInformation::decodeFormatInformation(
$this->maskedTestFormatInfo ^ 0x3,
$this->maskedTestFormatInfo ^ 0xf
)
);
}
}