/**
* @dataProvider versionProvider
* @param integer $versionNumber
* @param integer $dimension
*/
public function testVersionForNumber($versionNumber, $dimension)
{
$version = Version::getVersionForNumber($versionNumber);
$this->assertNotNull($version);
$this->assertEquals($versionNumber, $version->getVersionNumber());
$this->assertNotNull($version->getAlignmentPatternCenters());
if ($versionNumber > 1) {
$this->assertTrue(count($version->getAlignmentPatternCenters()) > 0);
}
$this->assertEquals($dimension, $version->getDimensionForVersion());
$this->assertNotNull($version->getEcBlocksForLevel(new ErrorCorrectionLevel(ErrorCorrectionLevel::H)));
$this->assertNotNull($version->getEcBlocksForLevel(new ErrorCorrectionLevel(ErrorCorrectionLevel::L)));
$this->assertNotNull($version->getEcBlocksForLevel(new ErrorCorrectionLevel(ErrorCorrectionLevel::M)));
$this->assertNotNull($version->getEcBlocksForLevel(new ErrorCorrectionLevel(ErrorCorrectionLevel::Q)));
$this->assertNotNull($version->buildFunctionPattern());
}
public function testMakeVersionInfoBits()
{
// From Appendix D in JISX0510:2004 (p 68)
$bits = new BitArray();
$this->methods['makeVersionInfoBits']->invoke(null, Version::getVersionForNumber(7), $bits);
$this->assertEquals(' ...XXXXX ..X..X.X ..', $bits->__toString());
}
/**
* Chooses the best version for the input.
*
* @param integer $numInputBits
* @param ErrorCorrectionLevel $ecLevel
* @return Version
* @throws Exception\WriterException
*/
protected static function chooseVersion($numInputBits, ErrorCorrectionLevel $ecLevel)
{
for ($versionNum = 1; $versionNum <= 40; $versionNum++) {
$version = Version::getVersionForNumber($versionNum);
$numBytes = $version->getTotalCodewords();
$ecBlocks = $version->getEcBlocksForLevel($ecLevel);
$numEcBytes = $ecBlocks->getTotalEcCodewords();
$numDataBytes = $numBytes - $numEcBytes;
$totalInputBytes = intval(($numInputBits + 8) / 8);
if ($numDataBytes >= $totalInputBytes) {
return $version;
}
}
throw new Exception\WriterException('Data too big');
}