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<?php
declare(strict_types = 1);
namespace BaconQrCodeTest\Encoder;
use BaconQrCode\Encoder\ByteMatrix;
use BaconQrCode\Encoder\MaskUtil;
use PHPUnit\Framework\TestCase;
class MaskUtilTest extends TestCase
{
public function dataMaskBits() : array
{
return [
[0, [
[1, 0, 1, 0, 1, 0],
[0, 1, 0, 1, 0, 1],
[1, 0, 1, 0, 1, 0],
[0, 1, 0, 1, 0, 1],
[1, 0, 1, 0, 1, 0],
[0, 1, 0, 1, 0, 1],
]],
[1, [
[1, 1, 1, 1, 1, 1],
[0, 0, 0, 0, 0, 0],
[1, 1, 1, 1, 1, 1],
[0, 0, 0, 0, 0, 0],
[1, 1, 1, 1, 1, 1],
[0, 0, 0, 0, 0, 0],
]],
[2, [
[1, 0, 0, 1, 0, 0],
[1, 0, 0, 1, 0, 0],
[1, 0, 0, 1, 0, 0],
[1, 0, 0, 1, 0, 0],
[1, 0, 0, 1, 0, 0],
[1, 0, 0, 1, 0, 0],
]],
[3, [
[1, 0, 0, 1, 0, 0],
[0, 0, 1, 0, 0, 1],
[0, 1, 0, 0, 1, 0],
[1, 0, 0, 1, 0, 0],
[0, 0, 1, 0, 0, 1],
[0, 1, 0, 0, 1, 0],
]],
[4, [
[1, 1, 1, 0, 0, 0],
[1, 1, 1, 0, 0, 0],
[0, 0, 0, 1, 1, 1],
[0, 0, 0, 1, 1, 1],
[1, 1, 1, 0, 0, 0],
[1, 1, 1, 0, 0, 0],
]],
[5, [
[1, 1, 1, 1, 1, 1],
[1, 0, 0, 0, 0, 0],
[1, 0, 0, 1, 0, 0],
[1, 0, 1, 0, 1, 0],
[1, 0, 0, 1, 0, 0],
[1, 0, 0, 0, 0, 0],
]],
[6, [
[1, 1, 1, 1, 1, 1],
[1, 1, 1, 0, 0, 0],
[1, 1, 0, 1, 1, 0],
[1, 0, 1, 0, 1, 0],
[1, 0, 1, 1, 0, 1],
[1, 0, 0, 0, 1, 1],
]],
[7, [
[1, 0, 1, 0, 1, 0],
[0, 0, 0, 1, 1, 1],
[1, 0, 0, 0, 1, 1],
[0, 1, 0, 1, 0, 1],
[1, 1, 1, 0, 0, 0],
[0, 1, 1, 1, 0, 0],
]],
];
}
/**
* @dataProvider dataMaskBits
*/
public function testGetDatMaskBit(int $maskPattern, array $expected) : void
{
for ($x = 0; $x < 6; ++$x) {
for ($y = 0; $y < 6; ++$y) {
$this->assertSame(
1 === $expected[$y][$x],
MaskUtil::getDataMaskBit($maskPattern, $x, $y)
);
}
}
}
public function testApplyMaskPenaltyRule1() : void
{
$matrix = new ByteMatrix(4, 1);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 0);
$matrix->set(2, 0, 0);
$matrix->set(3, 0, 0);
$this->assertSame(0, MaskUtil::applyMaskPenaltyRule1($matrix));
// Horizontal
$matrix = new ByteMatrix(6, 1);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 0);
$matrix->set(2, 0, 0);
$matrix->set(3, 0, 0);
$matrix->set(4, 0, 0);
$matrix->set(5, 0, 1);
$this->assertSame(3, MaskUtil::applyMaskPenaltyRule1($matrix));
$matrix->set(5, 0, 0);
$this->assertSame(4, MaskUtil::applyMaskPenaltyRule1($matrix));
// Vertical
$matrix = new ByteMatrix(1, 6);
$matrix->set(0, 0, 0);
$matrix->set(0, 1, 0);
$matrix->set(0, 2, 0);
$matrix->set(0, 3, 0);
$matrix->set(0, 4, 0);
$matrix->set(0, 5, 1);
$this->assertSame(3, MaskUtil::applyMaskPenaltyRule1($matrix));
$matrix->set(0, 5, 0);
$this->assertSame(4, MaskUtil::applyMaskPenaltyRule1($matrix));
}
public function testApplyMaskPenaltyRule2() : void
{
$matrix = new ByteMatrix(1, 1);
$matrix->set(0, 0, 0);
$this->assertSame(0, MaskUtil::applyMaskPenaltyRule2($matrix));
$matrix = new ByteMatrix(2, 2);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 0);
$matrix->set(0, 1, 0);
$matrix->set(1, 1, 1);
$this->assertSame(0, MaskUtil::applyMaskPenaltyRule2($matrix));
$matrix = new ByteMatrix(2, 2);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 0);
$matrix->set(0, 1, 0);
$matrix->set(1, 1, 0);
$this->assertSame(3, MaskUtil::applyMaskPenaltyRule2($matrix));
$matrix = new ByteMatrix(3, 3);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 0);
$matrix->set(2, 0, 0);
$matrix->set(0, 1, 0);
$matrix->set(1, 1, 0);
$matrix->set(2, 1, 0);
$matrix->set(0, 2, 0);
$matrix->set(1, 2, 0);
$matrix->set(2, 2, 0);
$this->assertSame(3 * 4, MaskUtil::applyMaskPenaltyRule2($matrix));
}
public function testApplyMaskPenalty3() : void
{
// Horizontal 00001011101
$matrix = new ByteMatrix(11, 1);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 0);
$matrix->set(2, 0, 0);
$matrix->set(3, 0, 0);
$matrix->set(4, 0, 1);
$matrix->set(5, 0, 0);
$matrix->set(6, 0, 1);
$matrix->set(7, 0, 1);
$matrix->set(8, 0, 1);
$matrix->set(9, 0, 0);
$matrix->set(10, 0, 1);
$this->assertSame(40, MaskUtil::applyMaskPenaltyRule3($matrix));
// Horizontal 10111010000
$matrix = new ByteMatrix(11, 1);
$matrix->set(0, 0, 1);
$matrix->set(1, 0, 0);
$matrix->set(2, 0, 1);
$matrix->set(3, 0, 1);
$matrix->set(4, 0, 1);
$matrix->set(5, 0, 0);
$matrix->set(6, 0, 1);
$matrix->set(7, 0, 0);
$matrix->set(8, 0, 0);
$matrix->set(9, 0, 0);
$matrix->set(10, 0, 0);
$this->assertSame(40, MaskUtil::applyMaskPenaltyRule3($matrix));
// Vertical 00001011101
$matrix = new ByteMatrix(1, 11);
$matrix->set(0, 0, 0);
$matrix->set(0, 1, 0);
$matrix->set(0, 2, 0);
$matrix->set(0, 3, 0);
$matrix->set(0, 4, 1);
$matrix->set(0, 5, 0);
$matrix->set(0, 6, 1);
$matrix->set(0, 7, 1);
$matrix->set(0, 8, 1);
$matrix->set(0, 9, 0);
$matrix->set(0, 10, 1);
$this->assertSame(40, MaskUtil::applyMaskPenaltyRule3($matrix));
// Vertical 10111010000
$matrix = new ByteMatrix(1, 11);
$matrix->set(0, 0, 1);
$matrix->set(0, 1, 0);
$matrix->set(0, 2, 1);
$matrix->set(0, 3, 1);
$matrix->set(0, 4, 1);
$matrix->set(0, 5, 0);
$matrix->set(0, 6, 1);
$matrix->set(0, 7, 0);
$matrix->set(0, 8, 0);
$matrix->set(0, 9, 0);
$matrix->set(0, 10, 0);
$this->assertSame(40, MaskUtil::applyMaskPenaltyRule3($matrix));
}
public function testApplyMaskPenaltyRule4() : void
{
// Dark cell ratio = 0%
$matrix = new ByteMatrix(1, 1);
$matrix->set(0, 0, 0);
$this->assertSame(100, MaskUtil::applyMaskPenaltyRule4($matrix));
// Dark cell ratio = 5%
$matrix = new ByteMatrix(2, 1);
$matrix->set(0, 0, 0);
$matrix->set(0, 0, 1);
$this->assertSame(0, MaskUtil::applyMaskPenaltyRule4($matrix));
// Dark cell ratio = 66.67%
$matrix = new ByteMatrix(6, 1);
$matrix->set(0, 0, 0);
$matrix->set(1, 0, 1);
$matrix->set(2, 0, 1);
$matrix->set(3, 0, 1);
$matrix->set(4, 0, 1);
$matrix->set(5, 0, 0);
$this->assertSame(30, MaskUtil::applyMaskPenaltyRule4($matrix));
}
}