95 lines
2.9 KiB
PHP
95 lines
2.9 KiB
PHP
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<?php
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declare(strict_types = 1);
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namespace BaconQrCodeTest\Common;
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use BaconQrCode\Common\ErrorCorrectionLevel;
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use BaconQrCode\Common\FormatInformation;
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use PHPUnit\Framework\TestCase;
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class FormatInformationTest extends TestCase
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{
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private const MASKED_TEST_FORMAT_INFO = 0x2bed;
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private const UNMAKSED_TEST_FORMAT_INFO = self::MASKED_TEST_FORMAT_INFO ^ 0x5412;
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public function testBitsDiffering() : void
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{
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$this->assertSame(0, FormatInformation::numBitsDiffering(1, 1));
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$this->assertSame(1, FormatInformation::numBitsDiffering(0, 2));
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$this->assertSame(2, FormatInformation::numBitsDiffering(1, 2));
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$this->assertEquals(32, FormatInformation::numBitsDiffering(-1, 0));
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}
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public function testDecode() : void
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{
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$expected = FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO,
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self::MASKED_TEST_FORMAT_INFO
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);
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$this->assertNotNull($expected);
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$this->assertSame(7, $expected->getDataMask());
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$this->assertSame(ErrorCorrectionLevel::Q(), $expected->getErrorCorrectionLevel());
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$this->assertEquals(
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$expected,
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FormatInformation::decodeFormatInformation(
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self::UNMAKSED_TEST_FORMAT_INFO,
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self::MASKED_TEST_FORMAT_INFO
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)
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);
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}
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public function testDecodeWithBitDifference() : void
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{
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$expected = FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO,
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self::MASKED_TEST_FORMAT_INFO
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);
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$this->assertEquals(
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$expected,
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FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO ^ 0x1,
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self::MASKED_TEST_FORMAT_INFO ^ 0x1
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)
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);
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$this->assertEquals(
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$expected,
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FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO ^ 0x3,
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self::MASKED_TEST_FORMAT_INFO ^ 0x3
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)
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);
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$this->assertEquals(
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$expected,
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FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO ^ 0x7,
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self::MASKED_TEST_FORMAT_INFO ^ 0x7
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)
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);
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$this->assertNull(
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FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO ^ 0xf,
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self::MASKED_TEST_FORMAT_INFO ^ 0xf
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)
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);
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}
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public function testDecodeWithMisRead() : void
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{
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$expected = FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO,
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self::MASKED_TEST_FORMAT_INFO
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);
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$this->assertEquals(
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$expected,
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FormatInformation::decodeFormatInformation(
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self::MASKED_TEST_FORMAT_INFO ^ 0x3,
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self::MASKED_TEST_FORMAT_INFO ^ 0xf
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)
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);
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}
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}
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