Sushi models can relate to non-sushi models (#98)

* failing test - sushi to non-sushi relations

* sushi models can be related to non-sushi models

.gitignore

@@ -1,4 +1,7 @@
 /.idea/
 /vendor/
+/tests/database/database.sqlite
 .phpunit.result.cache
 composer.lock
+/tests/cache/
+.vscode/settings.json

src/Sushi.php

@@ -84,6 +84,15 @@ public static function bootSushi()
         }
     }
 
+    protected function newRelatedInstance($class)
+    {
+        return tap(new $class, function ($instance) {
+            if (!$instance->getConnectionName()) {
+                $instance->setConnection($this->getConnectionResolver()->getDefaultConnection());
+            }
+        });
+    }
+
     protected static function setSqliteConnection($database)
     {
         $config = [

tests/SushiTest.php

@@ -181,6 +181,33 @@ function can_use_exists_validation_rule()
             ? $this->assertFalse(Validator::make(['bob' => 'ble'], ['bob' => 'exists:'.ModelWithNonStandardKeys::class])->passes())
             : $this->assertFalse(Validator::make(['bob' => 'ble'], ['bob' => 'exists:'.ModelWithNonStandardKeys::class.'.model_with_non_standard_keys'])->passes());
     }
+
+    /** 
+     * @test 
+     * @define-env usesSqliteConnection
+     * */
+    function sushi_models_can_relate_to_models_in_regular_sqlite_databases()
+    {
+        $this->loadMigrationsFrom(__DIR__ . '/database/migrations');
+        $this->artisan('migrate', ['--database' => 'testbench-sqlite'])->run();
+
+        $californiaMaki = Maki::create(['id' => 1, 'type' => 'California']);
+
+        $this->assertEquals(1, Ingredient::find(1)->maki->id);
+        $this->assertCount(2, $californiaMaki->ingredients);
+    }
+
+    protected function usesSqliteConnection($app)
+    {
+        file_put_contents(__DIR__ . '/database/database.sqlite', '');
+
+        $app['config']->set('database.default', 'testbench-sqlite');
+        $app['config']->set('database.connections.testbench-sqlite', [
+            'driver'   => 'sqlite',
+            'database' => __DIR__ . '/database/database.sqlite',
+            'prefix'   => '',
+        ]);
+    }
 }
 
 class Foo extends Model
@@ -297,3 +324,29 @@ class Blank extends Model
 
     protected $rows = [];
 }
+
+class Maki extends Model
+{
+    protected $guarded = [];
+    public $timestamps = false;
+
+    public function ingredients()
+    {
+        return $this->hasMany(Ingredient::class);
+    }
+}
+
+class Ingredient extends Model
+{
+    use \Sushi\Sushi;
+
+    protected $rows = [
+        ['id' => 1, 'type' => 'salmon', 'maki_id' => 1],
+        ['id' => 2, 'type' => 'avocado', 'maki_id' => 1],
+    ];
+
+    public function maki()
+    {
+        return $this->belongsTo(Maki::class);
+    }
+}

tests/database/migrations/0000_00_00_000000_create_makis_table.php

@@ -0,0 +1,31 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateMakisTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('makis', function (Blueprint $table) {
+            $table->bigIncrements('id');
+            $table->string('type');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('makis');
+    }
+}