feat: smart scan for git project creation (#8502)

Co-authored-by: Andras Bacsai <5845193+andrasbacsai@users.noreply.github.com>

tests/Unit/HasRepositoryDetectionTest.php

@@ -0,0 +1,152 @@
+<?php
+
+use App\Data\RepositoryDetectionResult;
+use App\Models\Application;
+use App\Traits\HasRepositoryDetection;
+use Illuminate\Validation\ValidationException;
+use Tests\TestCase;
+
+uses(TestCase::class);
+
+/**
+ * Minimal host that mimics the Livewire components using the trait.
+ */
+class RepositoryDetectionHost
+{
+    use HasRepositoryDetection;
+
+    public string $build_pack = 'railpack';
+
+    public int $port = 3000;
+
+    public ?string $docker_compose_location = '/docker-compose.yaml';
+
+    protected function applicationForDetection(): Application
+    {
+        return $this->unsavedApplicationForDetection('test/repo', 'main');
+    }
+
+    public function updatedBuildPack(): void {}
+
+    public function resetErrorBag($field = null): void {}
+
+    public function dockerfileLocation(): ?string
+    {
+        return $this->selectedDockerfileLocation();
+    }
+
+    public function apply(RepositoryDetectionResult $result): void
+    {
+        $this->applyDetectionResult($result);
+    }
+}
+
+test('env vars are flattened to plain key value strings for the import form', function () {
+    $host = new RepositoryDetectionHost;
+
+    $host->apply(new RepositoryDetectionResult(
+        envFiles: [
+            '.env.example' => "APP_NAME=MyApp\nAPP_DEBUG=true\nAPP_URL=\"https://example.com\"",
+        ],
+    ));
+
+    expect($host->envExampleVars)->toBe([
+        'APP_NAME' => 'MyApp',
+        'APP_DEBUG' => 'true',
+        'APP_URL' => 'https://example.com',
+    ]);
+
+    // No value should be an array (which would render as "[object Object]" in the UI).
+    foreach ($host->envExampleVars as $value) {
+        expect($value)->toBeString();
+    }
+});
+
+test('switching the selected env file keeps values flat', function () {
+    $host = new RepositoryDetectionHost;
+
+    $host->apply(new RepositoryDetectionResult(
+        envFiles: [
+            '.env.example' => 'FOO=bar',
+            '.env.sample' => 'BAZ=qux',
+        ],
+    ));
+
+    $host->selectedEnvFile = '.env.sample';
+    $host->updatedSelectedEnvFile();
+
+    expect($host->envExampleVars)->toBe(['BAZ' => 'qux']);
+});
+
+test('empty scan preserves the chosen build pack and clears previous results', function () {
+    $host = new RepositoryDetectionHost;
+    $host->apply(new RepositoryDetectionResult(envFiles: ['.env.example' => 'FOO=bar']));
+    $host->envImported = true;
+    $host->apply(RepositoryDetectionResult::none());
+
+    expect($host->build_pack)->toBe('railpack')
+        ->and($host->envExampleVars)->toBe([])
+        ->and($host->detectedEnvFiles)->toBe([])
+        ->and($host->selectedEnvFile)->toBeNull()
+        ->and($host->envImported)->toBeFalse();
+});
+
+test('switching to a Dockerfile without EXPOSE resets the detected port', function () {
+    $host = new RepositoryDetectionHost;
+    $host->apply(new RepositoryDetectionResult(
+        dockerfiles: ['Dockerfile', 'Dockerfile.worker'],
+        dockerfilePorts: ['Dockerfile' => 8080, 'Dockerfile.worker' => null],
+    ));
+    $host->selectedDockerfile = 'Dockerfile.worker';
+    $host->updatedSelectedDockerfile();
+
+    expect($host->port)->toBe(3000)->and($host->detectedPort)->toBeNull();
+});
+
+test('a typed Dockerfile path that was not detected is kept', function () {
+    $host = new RepositoryDetectionHost;
+    $host->apply(new RepositoryDetectionResult(dockerfiles: ['Dockerfile'], dockerfilePorts: ['Dockerfile' => 8080]));
+    $host->selectedDockerfile = ' /docker/prod.Dockerfile ';
+    $host->updatedSelectedDockerfile();
+
+    expect($host->selectedDockerfile)->toBe('docker/prod.Dockerfile')
+        ->and($host->dockerfileLocation())->toBe('/docker/prod.Dockerfile')
+        ->and($host->port)->toBe(3000);
+});
+
+test('a typed Dockerfile path with unsafe characters is rejected', function () {
+    $host = new RepositoryDetectionHost;
+    $host->selectedDockerfile = 'Dockerfile; rm -rf /';
+
+    expect(fn () => $host->updatedSelectedDockerfile())->toThrow(ValidationException::class);
+});
+
+test('an empty Dockerfile selection keeps the default location', function () {
+    $host = new RepositoryDetectionHost;
+    $host->selectedDockerfile = '  ';
+    $host->updatedSelectedDockerfile();
+
+    expect($host->selectedDockerfile)->toBeNull()->and($host->dockerfileLocation())->toBeNull();
+});
+
+test('a typed Docker Compose path sets the compose location', function () {
+    $host = new RepositoryDetectionHost;
+    $host->apply(new RepositoryDetectionResult(dockerComposeFiles: ['docker-compose.yml']));
+    $host->selectedDockerComposeFile = '/deploy/compose.prod.yaml';
+    $host->updatedSelectedDockerComposeFile();
+
+    expect($host->selectedDockerComposeFile)->toBe('deploy/compose.prod.yaml')
+        ->and($host->docker_compose_location)->toBe('/deploy/compose.prod.yaml');
+});
+
+test('nested build files do not change the build pack', function () {
+    $host = new RepositoryDetectionHost;
+    $host->apply(new RepositoryDetectionResult(
+        dockerfiles: ['apps/api/Dockerfile'],
+        dockerComposeFiles: ['examples/demo/docker-compose.yml'],
+    ));
+
+    expect($host->build_pack)->toBe('railpack')
+        ->and($host->suggestedBuildPack)->toBeNull()
+        ->and($host->detectedDockerComposeFiles)->toBe(['examples/demo/docker-compose.yml']);
+});