<?php
namespace HeroQR\Tests\Integration;
use HeroQR\{Core\QRCodeGenerator, DataTypes\DataType};
use PHPUnit\Framework\{Attributes\DataProvider, Attributes\Test, TestCase};
/**
* Class StyledQRCodeTest
* Tests the customization and styling functionality of QRCodeGenerator
*/
class StyledQRCodeTest extends TestCase
{
private const DEFAULT_DATA = 'https://heroqr.test';
private const DEFAULT_DATATYPE = DataType::Url;
private string $outputPath;
private QRCodeGenerator $qrCodeGenerator;
/**
* Initializes the QRCodeGenerator instance
*/
protected function setUp(): void
{
$this->outputPath = './testStyledQrcode-' . uniqid();
$this->qrCodeGenerator = new QRCodeGenerator();
}
/**
* Test generating QR code with valid custom options for both PNG and SVG
*/
#[Test]
public function isGeneratesFileWithValidCustomOptions(): void
{
$this->qrCodeGenerator->setData(self::DEFAULT_DATA, self::DEFAULT_DATATYPE);
$this->configureQRCode(
size: 500,
margin: 50,
color: ['r' => 225, 'g' => 225, 'b' => 225, 'a' => 0.4],
bgColor: ['r' => 225, 'g' => 225, 'b' => 225, 'a' => 1.0]
);
foreach (['png', 'svg'] as $format) {
$this->qrCodeGenerator->generate($format, [
'Shape' => 'S2',
'Cursor' => 'C3',
'Marker' => 'M1'
]);
$this->qrCodeGenerator->saveTo($this->outputPath);
$file = $this->outputPath . '.' . $format;
$this->assertFileExists($file, "Failed for format: $format");
$this->assertNotEmpty(file_get_contents($file));
if (file_exists($file)) {
unlink($file);
}
}
}
/**
* Test generating QR code with default settings for both formats
*/
#[Test]
public function isGeneratesFileWithDefaultSettings(): void
{
$this->qrCodeGenerator->setData(self::DEFAULT_DATA, self::DEFAULT_DATATYPE);
$this->configureQRCode();
foreach (['png', 'svg'] as $format) {
$this->qrCodeGenerator->generate($format);
$this->assertGeneratedFileExistsAndCleanup($format);
}
}
/**
* Test that an SVG generated with alpha channel contains the fill-opacity attribute
*/
#[Test]
public function isSvgHasOpacityAttribute(): void
{
$this->qrCodeGenerator->setData(self::DEFAULT_DATA, self::DEFAULT_DATATYPE);
$this->qrCodeGenerator->setColor(255, 0, 0, 0.5);
$this->qrCodeGenerator->generate('svg');
$this->qrCodeGenerator->saveTo($this->outputPath);
$file = $this->outputPath . '.svg';
$content = file_get_contents($file);
$this->assertStringContainsString('fill-opacity', $content);
if (file_exists($file)) {
unlink($file);
}
}
/**
* Test Throws exception on invalid color
*/
#[Test]
public function isThrowsExceptionOnInvalidColor(): void
{
$this->expectException(\InvalidArgumentException::class);
$this->qrCodeGenerator->setColor(0, 200, 200, 1.1);
}
/**
* Test Throws exception on invalid background color
*/
#[Test]
public function isThrowsExceptionOnInvalidBackgroundColor(): void
{
$this->expectException(\InvalidArgumentException::class);
$this->qrCodeGenerator->setBackgroundColor(0, 200, 256, 1);
}
/**
* Test Throws exception if save is called before generation
*/
#[Test]
public function isThrowsExceptionIfSaveCalledWithoutGeneration(): void
{
$this->expectException(\Error::class);
$this->qrCodeGenerator->saveTo($this->outputPath);
}
/**
* Provides invalid custom options
*/
public static function invalidCustomizationProvider(): array
{
return [
'invalid marker' => [['Marker' => 'M7']],
'invalid shape' => [['Shape' => 'S5']],
'invalid cursor' => [['Cursor' => 'C7']],
'multiple invalid' => [['Shape' => 'S5', 'Cursor' => 'C7', 'Marker' => 'M7']],
];
}
/**
* Test Throws exception on invalid customizations
*/
#[Test]
#[DataProvider('invalidCustomizationProvider')]
public function isThrowsExceptionForInvalidCustomizations(array $options): void
{
$this->expectException(\InvalidArgumentException::class);
$this->qrCodeGenerator->setData(self::DEFAULT_DATA, self::DEFAULT_DATATYPE);
$this->configureQRCode();
$this->qrCodeGenerator->generate('png', $options);
}
/**
* Configure size, margin, color, and background
*/
private function configureQRCode(
int $size = 300,
int $margin = 10,
array $color = ['r' => 225, 'g' => 225, 'b' => 225, 'a' => 1.0],
array $bgColor = ['r' => 0, 'g' => 0, 'b' => 0, 'a' => 1.0]
): void
{
$this->qrCodeGenerator->setSize($size);
$this->qrCodeGenerator->setMargin($margin);
$this->qrCodeGenerator->setColor($color['r'], $color['g'], $color['b'], $color['a']);
$this->qrCodeGenerator->setBackgroundColor($bgColor['r'], $bgColor['g'], $bgColor['b'], $bgColor['a']);
}
/**
* Assert output file exists and remove it
*/
private function assertGeneratedFileExistsAndCleanup(string $format): void
{
$file = $this->outputPath . '.' . $format;
$this->qrCodeGenerator->saveTo($this->outputPath);
$this->assertFileExists($file);
$this->assertNotEmpty(file_get_contents($file));
if (file_exists($file)) {
unlink($file);
}
}
}
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