ap2i/tests/Service/Export/Encoder/PdfEncoderTest.php

<?php

use App\Service\Export\Encoder\PdfEncoder;
use Knp\Snappy\Pdf;
use PHPUnit\Framework\TestCase;

class PdfEncoderTest extends TestCase
{
    public function testSupport() {
        $mocker = $this->getMockBuilder(Pdf::class);
        $knpSnappy = $mocker->getMock();
        $encoder = new PdfEncoder($knpSnappy);

        $this->assertTrue($encoder->support('pdf'));
        $this->assertFalse($encoder->support('txt'));
    }

    public function testGetDefaultOptions() {
        $mocker = $this->getMockBuilder(Pdf::class);
        $knpSnappy = $mocker->getMock();
        $encoder = new PdfEncoder($knpSnappy);

        $this->assertIsArray($encoder->getDefaultOptions());
    }

    public function testEncode() {
        $mocker = $this->getMockBuilder(Pdf::class);
        $knpSnappy = $mocker->getMock();
        $knpSnappy
            ->expects(self::once())
            ->method('getOutputFromHtml')
            ->with('<div>content</div>')
            ->willReturn('%%encoded%%');

        $encoder = new PdfEncoder($knpSnappy);

        $this->assertEquals('%%encoded%%', $encoder->encode('<div>content</div>'));
    }
}