<?php
declare(strict_types=1);
namespace Tests\Unit\McpServer\Project;
use Butschster\ContextGenerator\McpServer\Project\Exception\ProjectPathException;
use Butschster\ContextGenerator\McpServer\Project\ProjectPathResolver;
use PHPUnit\Framework\Attributes\Test;
use PHPUnit\Framework\TestCase;
final class ProjectPathResolverTest extends TestCase
{
private ProjectPathResolver $resolver;
private string $tempDir;
#[Test]
public function it_resolves_absolute_path(): void
{
$projectDir = $this->tempDir . '/project';
\mkdir($projectDir, 0755, true);
$result = $this->resolver->resolve($projectDir, '/some/context/dir');
$this->assertEquals($projectDir, $result);
}
#[Test]
public function it_resolves_relative_path(): void
{
$contextDir = $this->tempDir . '/context';
$projectDir = $this->tempDir . '/context/shared-lib';
\mkdir($contextDir, 0755, true);
\mkdir($projectDir, 0755, true);
$result = $this->resolver->resolve('shared-lib', $contextDir);
$this->assertEquals($projectDir, $result);
}
#[Test]
public function it_resolves_relative_path_with_parent_segments(): void
{
$contextDir = $this->tempDir . '/projects/main';
$projectDir = $this->tempDir . '/shared/rag-tools';
\mkdir($contextDir, 0755, true);
\mkdir($projectDir, 0755, true);
$result = $this->resolver->resolve('../../shared/rag-tools', $contextDir);
$this->assertEquals($projectDir, $result);
}
#[Test]
public function it_resolves_relative_path_with_dot_prefix(): void
{
$contextDir = $this->tempDir . '/context';
$projectDir = $this->tempDir . '/context/lib';
\mkdir($contextDir, 0755, true);
\mkdir($projectDir, 0755, true);
$result = $this->resolver->resolve('./lib', $contextDir);
$this->assertEquals($projectDir, $result);
}
#[Test]
public function it_throws_not_found_for_nonexistent_path(): void
{
$nonExistentPath = $this->tempDir . '/does-not-exist';
$this->expectException(ProjectPathException::class);
$this->expectExceptionMessage("Project path '{$nonExistentPath}' does not exist.");
$this->resolver->resolve($nonExistentPath, $this->tempDir);
}
#[Test]
public function it_throws_not_directory_for_file_path(): void
{
$filePath = $this->tempDir . '/some-file.txt';
\file_put_contents($filePath, 'test content');
$this->expectException(ProjectPathException::class);
$this->expectExceptionMessage("Project path '{$filePath}' is not a directory.");
$this->resolver->resolve($filePath, $this->tempDir);
}
#[Test]
public function it_has_correct_exception_reason_for_not_found(): void
{
$nonExistentPath = $this->tempDir . '/missing';
try {
$this->resolver->resolve($nonExistentPath, $this->tempDir);
$this->fail('Expected ProjectPathException was not thrown');
} catch (ProjectPathException $e) {
$this->assertEquals('not_found', $e->reason);
$this->assertEquals($nonExistentPath, $e->path);
}
}
#[Test]
public function it_has_correct_exception_reason_for_not_directory(): void
{
$filePath = $this->tempDir . '/file.txt';
\file_put_contents($filePath, 'content');
try {
$this->resolver->resolve($filePath, $this->tempDir);
$this->fail('Expected ProjectPathException was not thrown');
} catch (ProjectPathException $e) {
$this->assertEquals('not_directory', $e->reason);
$this->assertEquals($filePath, $e->path);
}
}
#[Test]
public function it_resolves_nested_relative_path(): void
{
$contextDir = $this->tempDir . '/app';
$projectDir = $this->tempDir . '/app/packages/shared/utils';
\mkdir($contextDir, 0755, true);
\mkdir($projectDir, 0755, true);
$result = $this->resolver->resolve('packages/shared/utils', $contextDir);
$this->assertEquals($projectDir, $result);
}
#[Test]
public function it_normalizes_paths_with_mixed_separators(): void
{
$contextDir = $this->tempDir . '/context';
$projectDir = $this->tempDir . '/context/sub/project';
\mkdir($contextDir, 0755, true);
\mkdir($projectDir, 0755, true);
// Using forward slashes regardless of OS
$result = $this->resolver->resolve('sub/project', $contextDir);
$this->assertEquals($projectDir, $result);
}
protected function setUp(): void
{
$this->resolver = new ProjectPathResolver();
$this->tempDir = \sys_get_temp_dir() . '/project-path-resolver-test-' . \uniqid();
\mkdir($this->tempDir, 0755, true);
}
protected function tearDown(): void
{
$this->removeDirectory($this->tempDir);
}
private function removeDirectory(string $dir): void
{
if (!\is_dir($dir)) {
return;
}
$items = \scandir($dir);
foreach ($items as $item) {
if ($item === '.' || $item === '..') {
continue;
}
$path = $dir . '/' . $item;
if (\is_dir($path)) {
$this->removeDirectory($path);
} else {
\unlink($path);
}
}
\rmdir($dir);
}
}
