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<?php
declare(strict_types=1);
/*
* This file is part of the league/commonmark package.
*
* (c) Colin O'Dell <colinodell@gmail.com>
*
* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
* - (c) John MacFarlane
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Tests\Unit\Extension\CommonMark\Renderer\Inline;
use League\CommonMark\Environment\Environment;
use League\CommonMark\Exception\InvalidArgumentException;
use League\CommonMark\Extension\CommonMark\CommonMarkCoreExtension;
use League\CommonMark\Extension\CommonMark\Node\Inline\Link;
use League\CommonMark\Extension\CommonMark\Renderer\Inline\LinkRenderer;
use League\CommonMark\Node\Inline\AbstractInline;
use League\CommonMark\Tests\Unit\Renderer\FakeChildNodeRenderer;
use League\CommonMark\Util\HtmlElement;
use League\Config\ConfigurationInterface;
use PHPUnit\Framework\Attributes\RequiresPhpunit;
use PHPUnit\Framework\TestCase;
final class LinkRendererTest extends TestCase
{
private LinkRenderer $renderer;
protected function setUp(): void
{
$this->renderer = new LinkRenderer();
$this->renderer->setConfiguration($this->createConfiguration());
}
public function testRenderWithTitle(): void
{
$inline = new Link('http://example.com/foo.html', '::label::', '::title::');
$inline->data->set('attributes', ['id' => '::id::', 'title' => '::title2::', 'href' => '::href2::']);
$fakeRenderer = new FakeChildNodeRenderer();
$result = $this->renderer->render($inline, $fakeRenderer);
$this->assertTrue($result instanceof HtmlElement);
$this->assertEquals('a', $result->getTagName());
$this->assertStringContainsString('http://example.com/foo.html', $result->getAttribute('href'));
$this->assertStringContainsString('::title::', $result->getAttribute('title'));
$this->assertStringContainsString('::children::', $result->getContents(true));
$this->assertStringContainsString('::id::', $result->getAttribute('id'));
}
public function testRenderWithoutTitle(): void
{
$inline = new Link('http://example.com/foo.html', '::label::');
$fakeRenderer = new FakeChildNodeRenderer();
$result = $this->renderer->render($inline, $fakeRenderer);
$this->assertTrue($result instanceof HtmlElement);
$this->assertEquals('a', $result->getTagName());
$this->assertStringContainsString('http://example.com/foo.html', $result->getAttribute('href'));
$this->assertNull($result->getAttribute('title'));
$this->assertStringContainsString('::children::', $result->getContents(true));
}
public function testRenderAllowUnsafeLink(): void
{
$this->renderer->setConfiguration($this->createConfiguration([
'allow_unsafe_links' => true,
]));
$inline = new Link('javascript:void(0)');
$fakeRenderer = new FakeChildNodeRenderer();
$result = $this->renderer->render($inline, $fakeRenderer);
$this->assertTrue($result instanceof HtmlElement);
$this->assertStringContainsString('javascript:void(0)', $result->getAttribute('href'));
}
public function testRenderDisallowUnsafeLink(): void
{
$this->renderer->setConfiguration($this->createConfiguration([
'allow_unsafe_links' => false,
]));
$inline = new Link('javascript:void(0)');
$fakeRenderer = new FakeChildNodeRenderer();
$result = $this->renderer->render($inline, $fakeRenderer);
$this->assertTrue($result instanceof HtmlElement);
$this->assertEquals('', $result->getAttribute('href'));
}
#[RequiresPhpunit('< 12')]
public function testRenderWithInvalidType(): void
{
$this->expectException(InvalidArgumentException::class);
$inline = $this->getMockForAbstractClass(AbstractInline::class);
$fakeRenderer = new FakeChildNodeRenderer();
$this->renderer->render($inline, $fakeRenderer);
}
public function testRenderWithExternalTarget(): void
{
$inline = new Link('http://example.com/foo.html', '::label::', '::title::');
$inline->data->set('attributes/target', '_blank');
$fakeRenderer = new FakeChildNodeRenderer();
$result = $this->renderer->render($inline, $fakeRenderer);
$this->assertTrue($result instanceof HtmlElement);
$this->assertEquals('a', $result->getTagName());
$this->assertStringContainsString('http://example.com/foo.html', $result->getAttribute('href'));
$this->assertStringContainsString('noopener', $result->getAttribute('rel'));
$this->assertStringContainsString('noreferrer', $result->getAttribute('rel'));
}
/**
* @param array<string, mixed> $values
*/
private function createConfiguration(array $values = []): ConfigurationInterface
{
$config = Environment::createDefaultConfiguration();
(new CommonMarkCoreExtension())->configureSchema($config);
$config->merge($values);
return $config->reader();
}
}
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