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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>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace League\CommonMark\Tests\Unit\Node\Inline;
use League\CommonMark\Node\Block\Paragraph;
use League\CommonMark\Node\Inline\AdjacentTextMerger;
use League\CommonMark\Node\Inline\Newline;
use League\CommonMark\Node\Inline\Text;
use PHPUnit\Framework\TestCase;
final class AdjacentTextMergerTest extends TestCase
{
public function testMergeTextNodesBetweenExclusive(): void
{
$paragraph = new Paragraph();
$paragraph->appendChild($from = new Text('https://eventum.example.net/history.php?iss'));
$paragraph->appendChild(new Text('_'));
$paragraph->appendChild(new Text('id=107092'));
$paragraph->appendChild(new Newline(Newline::SOFTBREAK));
$paragraph->appendChild($to = new Text('https://gitlab.example.net/group/project/merge'));
$paragraph->appendChild(new Text('_'));
$paragraph->appendChild(new Text('requests/39#note'));
$paragraph->appendChild(new Text('_'));
$paragraph->appendChild(new Text('150630'));
AdjacentTextMerger::mergeTextNodesBetweenExclusive($from, $to);
$children = $paragraph->children();
$this->assertCount(8, $children);
$this->assertTrue($children[0] instanceof Text);
$this->assertEquals('https://eventum.example.net/history.php?iss', $children[0]->getLiteral());
$this->assertTrue($children[1] instanceof Text);
$this->assertEquals('_id=107092', $children[1]->getLiteral());
$this->assertTrue($children[2] instanceof Newline);
}
public function testMergeChildNodes(): void
{
$paragraph = new Paragraph();
$paragraph->appendChild(new Text('https://eventum.example.net/history.php?iss'));
$paragraph->appendChild(new Text('_'));
$paragraph->appendChild(new Text('id=107092'));
$paragraph->appendChild(new Newline(Newline::SOFTBREAK));
$paragraph->appendChild(new Text('https://gitlab.example.net/group/project/merge'));
$paragraph->appendChild(new Text('_'));
$paragraph->appendChild(new Text('requests/39#note'));
$paragraph->appendChild(new Text('_'));
$paragraph->appendChild(new Text('150630'));
AdjacentTextMerger::mergeChildNodes($paragraph);
$children = $paragraph->children();
$this->assertCount(3, $children);
$this->assertTrue($children[0] instanceof Text);
$this->assertEquals('https://eventum.example.net/history.php?iss_id=107092', $children[0]->getLiteral());
$this->assertTrue($children[1] instanceof Newline);
$this->assertTrue($children[2] instanceof Text);
$this->assertEquals('https://gitlab.example.net/group/project/merge_requests/39#note_150630', $children[2]->getLiteral());
}
public function testMergeWithDirectlyAdjacentNodes(): void
{
$paragraph = new Paragraph();
$paragraph->appendChild($text1 = new Text('commonmark.thephpleague.com'));
AdjacentTextMerger::mergeWithDirectlyAdjacentNodes($text1);
$this->assertCount(1, $paragraph->children());
$this->assertSame($text1, $paragraph->firstChild());
$this->assertSame('commonmark.thephpleague.com', $paragraph->firstChild()->getLiteral());
$paragraph->appendChild(new Text('/2.0'));
AdjacentTextMerger::mergeWithDirectlyAdjacentNodes($text1);
$this->assertCount(1, $paragraph->children());
$this->assertSame($text1, $paragraph->firstChild());
$this->assertSame('commonmark.thephpleague.com/2.0', $paragraph->firstChild()->getLiteral());
$paragraph->prependChild($new = new Text('://'));
$this->assertSame($new, $text1->previous());
$this->assertSame($text1, $new->next());
$this->assertSame($paragraph, $text1->parent());
$this->assertSame($paragraph, $new->parent());
AdjacentTextMerger::mergeWithDirectlyAdjacentNodes($text1);
$this->assertCount(1, $paragraph->children());
$this->assertSame($new, $paragraph->firstChild());
$this->assertSame('://commonmark.thephpleague.com/2.0', $paragraph->firstChild()->getLiteral());
$this->assertNull($text1->previous());
$this->assertNull($text1->next());
$this->assertNull($text1->parent());
$this->assertNull($new->previous());
$this->assertNull($new->next());
$this->assertSame($paragraph, $new->parent());
$target = $paragraph->firstChild();
$paragraph->prependChild($new = new Text('https'));
$paragraph->appendChild(new Text('/'));
AdjacentTextMerger::mergeWithDirectlyAdjacentNodes($target);
$this->assertCount(1, $paragraph->children());
$this->assertSame($new, $paragraph->firstChild());
$this->assertSame('https://commonmark.thephpleague.com/2.0/', $paragraph->firstChild()->getLiteral());
}
}
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