Generate database seeders with new syntax

src/Generators/SeederGenerator.php

@@ -0,0 +1,92 @@
+<?php
+
+
+namespace Blueprint\Generators;
+
+use Blueprint\Contracts\Generator;
+use Blueprint\Models\Model;
+use Illuminate\Support\Str;
+
+class SeederGenerator implements Generator
+{
+    /** @var \Illuminate\Contracts\Filesystem\Filesystem */
+    private $files;
+
+    private $models = [];
+
+    public function __construct($files)
+    {
+        $this->files = $files;
+    }
+
+    public function output(array $tree): array
+    {
+        if (empty($tree['seeders'])) {
+            return [];
+        }
+
+        $output = [];
+        $stub = $this->files->stub('seeder.stub');
+
+        $this->registerModels($tree);
+
+        foreach ($tree['seeders'] as $model) {
+            $path = $this->getPath($model);
+            $this->files->put($path, $this->populateStub($stub, $model));
+
+            $output['created'][] = $path;
+        }
+
+        return $output;
+    }
+
+    private function getPath($model)
+    {
+        return 'database/seeds/' . $model . 'Seeder.php';
+    }
+
+    protected function populateStub(string $stub, string $model)
+    {
+        $stub = str_replace('DummyClass', $this->getClassName($model), $stub);
+        $stub = str_replace('//', $this->build($model), $stub);
+
+        return $stub;
+    }
+
+    private function getClassName(string $model)
+    {
+        return $model . 'Seeder';
+    }
+
+    private function build(string $model)
+    {
+        return sprintf('factory(\\%s::class, 5)->create();', $this->fqcnForContext($model));
+    }
+
+    private function registerModels(array $tree)
+    {
+        $this->models = array_merge($tree['cache'] ?? [], $tree['models'] ?? []);
+    }
+
+    private function fqcnForContext(string $context)
+    {
+        if (isset($this->models[$context])) {
+            return $this->models[$context]->fullyQualifiedClassName();
+        }
+
+        $matches = array_filter(array_keys($this->models), function ($key) use ($context) {
+            return Str::endsWith($key, '\\' . Str::studly($context));
+        });
+
+        if (count($matches) === 1) {
+            return $this->models[current($matches)]->fullyQualifiedClassName();
+        }
+
+        $fqn = config('blueprint.namespace');
+        if (config('blueprint.models_namespace')) {
+            $fqn .= '\\' . config('blueprint.models_namespace');
+        }
+
+        return $fqn . '\\' . $context;
+    }
+}

src/Lexers/SeederLexer.php

@@ -0,0 +1,39 @@
+<?php
+
+
+namespace Blueprint\Lexers;
+
+use Blueprint\Contracts\Lexer;
+use Blueprint\Models\Statements\DispatchStatement;
+use Blueprint\Models\Statements\EloquentStatement;
+use Blueprint\Models\Statements\FireStatement;
+use Blueprint\Models\Statements\QueryStatement;
+use Blueprint\Models\Statements\RedirectStatement;
+use Blueprint\Models\Statements\RenderStatement;
+use Blueprint\Models\Statements\ResourceStatement;
+use Blueprint\Models\Statements\RespondStatement;
+use Blueprint\Models\Statements\SendStatement;
+use Blueprint\Models\Statements\SessionStatement;
+use Blueprint\Models\Statements\ValidateStatement;
+use Illuminate\Support\Str;
+
+class SeederLexer implements Lexer
+{
+    public function analyze(array $tokens): array
+    {
+        $registry = [
+            'seeders' => [],
+        ];
+
+        if (!empty($tokens['seeders'])) {
+            $registry['seeders'] = $this->analyzeValue($tokens['seeders']);
+        }
+
+        return $registry;
+    }
+
+    private function analyzeValue($value)
+    {
+        return preg_split('/,([ \t]+)?/', $value);
+    }
+}

stubs/seeder.stub

@@ -0,0 +1,16 @@
+<?php
+
+use Illuminate\Database\Seeder;
+
+class DummyClass extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        //
+    }
+}

tests/Feature/BlueprintTest.php

@@ -45,6 +45,28 @@ public function it_parses_models()
         ], $this->subject->parse($blueprint));
     }
 
+    public function it_parses_seeders()
+    {
+        $blueprint = $this->fixture('definitions/seeders.bp');
+
+        $this->assertEquals([
+            'models' => [
+                'Post' => [
+                    'title' => 'string:400',
+                    'content' => 'longtext',
+                    'published_at' => 'nullable timestamp',
+                ],
+                'Comment' => [
+                    'post_id' => 'id',
+                    'content' => 'longtext',
+                    'approved' => 'boolean',
+                    'user_id' => 'id',
+                ],
+            ],
+            'seeders' => 'Post, Comment'
+        ], $this->subject->parse($blueprint));
+    }
+
     /**
      * @test
      */

tests/Feature/Generator/SeederGeneratorTest.php

@@ -0,0 +1,92 @@
+<?php
+
+namespace Tests\Feature\Generators;
+
+use Blueprint\Blueprint;
+use Blueprint\Generators\SeederGenerator;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\App;
+use Tests\TestCase;
+
+/**
+ * @see SeederGenerator
+ */
+class SeederGeneratorTest extends TestCase
+{
+    /**
+     * @var Blueprint
+     */
+    private $blueprint;
+
+    /** @var SeederGenerator */
+    private $subject;
+
+
+    private $files;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->files = \Mockery::mock();
+
+        $this->subject = new SeederGenerator($this->files);
+
+        $this->blueprint = new Blueprint();
+        $this->blueprint->registerLexer(new \Blueprint\Lexers\ModelLexer());
+        $this->blueprint->registerLexer(new \Blueprint\Lexers\SeederLexer());
+        $this->blueprint->registerGenerator($this->subject);
+    }
+
+    /**
+     * @test
+     */
+    public function output_generates_nothing_for_empty_tree()
+    {
+        $this->files->shouldNotHaveReceived('put');
+
+        $this->assertEquals([], $this->subject->output(['seeders' => []]));
+    }
+
+    /**
+     * @test
+     */
+    public function output_generates_seeders()
+    {
+        $this->files->expects('stub')
+            ->with('seeder.stub')
+            ->andReturn(file_get_contents('stubs/seeder.stub'));
+
+        $this->files->expects('put')
+            ->with('database/seeds/PostSeeder.php', $this->fixture('seeders/PostSeeder.php'));
+        $this->files->expects('put')
+            ->with('database/seeds/CommentSeeder.php', $this->fixture('seeders/CommentSeeder.php'));
+
+        $tokens = $this->blueprint->parse($this->fixture('definitions/seeders.bp'));
+        $tree = $this->blueprint->analyze($tokens);
+
+        $this->assertEquals(['created' => ['database/seeds/PostSeeder.php', 'database/seeds/CommentSeeder.php']], $this->subject->output($tree));
+    }
+
+    /**
+     * @test
+     */
+    public function output_generates_seeders_from_traced_models()
+    {
+        $this->files->expects('stub')
+            ->with('seeder.stub')
+            ->andReturn(file_get_contents('stubs/seeder.stub'));
+
+        $this->files->expects('put')
+            ->with('database/seeds/PostSeeder.php', $this->fixture('seeders/PostSeeder.php'));
+        $this->files->expects('put')
+            ->with('database/seeds/CommentSeeder.php', $this->fixture('seeders/CommentSeeder.php'));
+
+        $tokens = $this->blueprint->parse($this->fixture('definitions/seeders.bp'));
+        $tree = $this->blueprint->analyze($tokens);
+        $tree['cache'] = $tree['models'];
+        unset($tree['models']);
+
+        $this->assertEquals(['created' => ['database/seeds/PostSeeder.php', 'database/seeds/CommentSeeder.php']], $this->subject->output($tree));
+    }
+}

tests/Feature/Lexers/SeederLexerTest.php

@@ -0,0 +1,79 @@
+<?php
+
+namespace Tests\Feature\Lexers;
+
+use Blueprint\Lexers\SeederLexer;
+use Blueprint\Models\Statements\DispatchStatement;
+use Blueprint\Models\Statements\EloquentStatement;
+use Blueprint\Models\Statements\FireStatement;
+use Blueprint\Models\Statements\QueryStatement;
+use Blueprint\Models\Statements\RedirectStatement;
+use Blueprint\Models\Statements\RenderStatement;
+use Blueprint\Models\Statements\ResourceStatement;
+use Blueprint\Models\Statements\RespondStatement;
+use Blueprint\Models\Statements\SendStatement;
+use Blueprint\Models\Statements\SessionStatement;
+use Blueprint\Models\Statements\ValidateStatement;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @see SeederLexer
+ */
+class SeederLexerTest extends TestCase
+{
+    /**
+     * @var SeederLexer
+     */
+    private $subject;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+
+        $this->subject = new SeederLexer();
+    }
+
+    /**
+     * @test
+     */
+    public function it_returns_nothing_without_seeders_token()
+    {
+        $this->assertEquals([
+            'seeders' => []
+        ], $this->subject->analyze([]));
+    }
+
+    /**
+     * @test
+     */
+    public function it_returns_seeders()
+    {
+        $tokens = [
+            'seeders' => 'Post'
+        ];
+
+        $actual = $this->subject->analyze($tokens);
+
+        $this->assertIsArray($actual['seeders']);
+        $this->assertCount(1, $actual['seeders']);
+
+        $this->assertSame(['Post'], $actual['seeders']);
+    }
+
+    /**
+     * @test
+     */
+    public function it_returns_multiple_seeders()
+    {
+        $tokens = [
+            'seeders' => 'Post, Comment'
+        ];
+
+        $actual = $this->subject->analyze($tokens);
+
+        $this->assertIsArray($actual['seeders']);
+        $this->assertCount(2, $actual['seeders']);
+
+        $this->assertSame(['Post', 'Comment'], $actual['seeders']);
+    }
+}

tests/fixtures/definitions/models-only.bp

@@ -4,4 +4,4 @@ models:
 
   ModelTwo:
     column: datatype
-    another_column: datatype modifier
+    another_column: datatype modifier

tests/fixtures/definitions/seeders.bp

@@ -0,0 +1,14 @@
+models:
+  Post:
+    title: string:400
+    content: longtext
+    published_at: nullable timestamp
+
+  Blog\Comment:
+    post_id: id
+    content: longtext
+    approved: boolean
+    user_id: id
+
+seeders: Post, Comment
+

tests/fixtures/seeders/CommentSeeder.php

@@ -0,0 +1,16 @@
+<?php
+
+use Illuminate\Database\Seeder;
+
+class CommentSeeder extends Seeder
+{
+    /**
+     * Run the database seeds.
+     *
+     * @return void
+     */
+    public function run()
+    {
+        factory(\App\Blog\Comment::class, 5)->create();
+    }
+}