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<?php declare(strict_types=1);
/*
* This file is part of sebastian/lines-of-code.
*
* (c) Sebastian Bergmann <sebastian@phpunit.de>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace SebastianBergmann\LinesOfCode;
use function assert;
use function file_get_contents;
use PhpParser\NodeTraverser;
use PhpParser\ParserFactory;
use PHPUnit\Framework\Attributes\CoversClass;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\Small;
use PHPUnit\Framework\Attributes\UsesClass;
use PHPUnit\Framework\TestCase;
#[CoversClass(LineCountingVisitor::class)]
#[UsesClass(LinesOfCode::class)]
#[Small]
final class LineCountingVisitorTest extends TestCase
{
/**
* @return non-empty-list<array{0: non-empty-string, 1: positive-int, 2: int, 3: int, 4: int}>
*/
public static function provideData(): array
{
return [
[
__DIR__ . '/../_fixture/ExampleClass.php',
51,
5,
46,
13,
],
[
__DIR__ . '/../_fixture/source_with_ignore.php',
44,
9,
35,
4,
],
[
__DIR__ . '/../_fixture/source_without_newline.php',
1,
1,
0,
0,
],
];
}
/**
* @param non-empty-string $sourceFile
* @param positive-int $linesOfCode
* @param non-negative-int $commentLinesOfCode
* @param non-negative-int $nonCommentLinesOfCode
* @param non-negative-int $logicalLinesOfCode
*/
#[DataProvider('provideData')]
public function testCountsLinesOfCodeInAbstractSyntaxTree(string $sourceFile, int $linesOfCode, int $commentLinesOfCode, int $nonCommentLinesOfCode, int $logicalLinesOfCode): void
{
$source = file_get_contents($sourceFile);
assert($source !== false);
$nodes = (new ParserFactory)->createForHostVersion()->parse($source);
assert($nodes !== null);
$traverser = new NodeTraverser;
$visitor = new LineCountingVisitor($linesOfCode);
$traverser->addVisitor($visitor);
/* @noinspection UnusedFunctionResultInspection */
$traverser->traverse($nodes);
$this->assertSame($linesOfCode, $visitor->result()->linesOfCode());
$this->assertSame($commentLinesOfCode, $visitor->result()->commentLinesOfCode());
$this->assertSame($nonCommentLinesOfCode, $visitor->result()->nonCommentLinesOfCode());
$this->assertSame($logicalLinesOfCode, $visitor->result()->logicalLinesOfCode());
}
}
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