php-kilo/tests/Tokens/PHP8Test.php

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<?php declare(strict_types=1);
namespace Aviat\Kilo\Tests\Tokens;
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use Aviat\Kilo\Tokens\PHP8;
use PHPUnit\Framework\TestCase;
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class PHP8Test extends TestCase {
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public function testGetFileTokens(): void
{
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$filename = realpath(__DIR__ . '/../../test.php');
$file = file_get_contents($filename);
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$tokens = PHP8::getFileTokens($filename);
$lines = explode("\n", $file);
array_unshift($lines, '');
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$this->verifyTokens($tokens, $lines);
}
public function testGetFileTokensEmptyFile(): void
{
$filename = __DIR__ . '/../../foobarbaz.php';
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$this->assertEmpty(PHP8::getFileTokens($filename));
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}
private function verifyTokens(array $tokens, array $lines): void
{
$misplacedTokens = [];
foreach ($tokens as $index => $lineTokens)
{
if (empty($lineTokens))
{
$this->assertEmpty(trim($lines[$index]), 'Token is empty for non-empty line');
}
foreach ($lineTokens as $token)
{
// don't compare whitespace-only tokens
if (empty(trim($token['char'])))
{
continue;
}
$this->assertIsArray($token, 'All outputted tokens should be arrays');
// Make sure the matched string for the token is on the correct line
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if ( ! str_contains($lines[$index], trim($token['char'])))
{
$token['misplaced_line'] = $index;
$misplacedTokens[] = $token;
}
}
}
$this->assertEmpty($misplacedTokens, 'Not all tokens are on the correct lines: ' . print_r($misplacedTokens, TRUE));
}
}