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<?php declare(strict_types=1);
/*
* This file is part of sebastian/diff.
*
* (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\Diff\Utils;
use function file_exists;
use function realpath;
use function sprintf;
use function strlen;
use function substr;
use function unlink;
use PHPUnit\Framework\Assert;
use PHPUnit\Framework\Attributes\CoversNothing;
use PHPUnit\Framework\Attributes\DataProvider;
use PHPUnit\Framework\Attributes\RequiresOperatingSystem;
use PHPUnit\Framework\TestCase;
use RecursiveDirectoryIterator;
use RecursiveIteratorIterator;
use SplFileInfo;
use Symfony\Component\Process\Process;
#[CoversNothing]
#[RequiresOperatingSystem('Linux')]
final class UnifiedDiffAssertTraitIntegrationTest extends TestCase
{
use UnifiedDiffAssertTrait;
private string $filePatch;
/**
* @return iterable<string, array{0: string, 1: string}>
*/
public static function provideFilePairsCases(): iterable
{
// created cases based on dedicated fixtures
$dir = realpath(__DIR__ . '/../fixtures/UnifiedDiffAssertTraitIntegrationTest');
Assert::assertIsString($dir);
$dirLength = strlen($dir);
for ($i = 1; ; $i++) {
$fromFile = sprintf('%s/%d_a.txt', $dir, $i);
$toFile = sprintf('%s/%d_b.txt', $dir, $i);
if (!file_exists($fromFile)) {
break;
}
Assert::assertFileExists($toFile);
yield sprintf("Diff file:\n\"%s\"\nvs.\n\"%s\"\n", substr(realpath($fromFile), $dirLength), substr(realpath($toFile), $dirLength)) => [$fromFile, $toFile];
}
// create cases based on PHP files within the vendor directory for integration testing
$dir = realpath(__DIR__ . '/../../vendor');
Assert::assertIsString($dir);
$dirLength = strlen($dir);
$fileIterator = new RecursiveIteratorIterator(new RecursiveDirectoryIterator($dir, RecursiveDirectoryIterator::SKIP_DOTS));
$fromFile = __FILE__;
/** @var SplFileInfo $file */
foreach ($fileIterator as $file) {
if ('php' !== $file->getExtension()) {
continue;
}
$toFile = $file->getPathname();
yield sprintf("Diff file:\n\"%s\"\nvs.\n\"%s\"\n", substr(realpath($fromFile), $dirLength), substr(realpath($toFile), $dirLength)) => [$fromFile, $toFile];
$fromFile = $toFile;
}
}
protected function setUp(): void
{
$this->filePatch = __DIR__ . '/../fixtures/out/patch.txt';
$this->cleanUpTempFiles();
}
protected function tearDown(): void
{
$this->cleanUpTempFiles();
}
#[DataProvider('provideFilePairsCases')]
public function testValidPatches(string $fileFrom, string $fileTo): void
{
$p = Process::fromShellCommandline('diff -u $from $to > $patch');
$p->run(
null,
[
'from' => realpath($fileFrom),
'to' => realpath($fileTo),
'patch' => $this->filePatch,
],
);
$exitCode = $p->getExitCode();
if (0 === $exitCode) {
// odd case when two files have the same content. Test after executing as it is more efficient than to read the files and check the contents every time.
$this->addToAssertionCount(1);
return;
}
$this->assertSame(
1, // means `diff` found a diff between the files we gave it
$exitCode,
sprintf(
"Command exec. was not successful:\n\"%s\"\nOutput:\n\"%s\"\nStdErr:\n\"%s\"\nExit code %d.\n",
$p->getCommandLine(),
$p->getOutput(),
$p->getErrorOutput(),
$p->getExitCode(),
),
);
$this->assertValidUnifiedDiffFormat(FileUtils::getFileContent($this->filePatch));
}
private function cleanUpTempFiles(): void
{
@unlink($this->filePatch);
}
}
|
