prepare migrate test

tests/Migrations/MigrateTest.php

@@ -3,16 +3,47 @@
 namespace Breyta\Test\Migrations;
 
 use Breyta\Migrations;
+use Breyta\Model\Migration;
 use Breyta\Test\TestCase;
+use Mockery as m;
 
 class MigrateTest extends TestCase
 {
+    /** @var m\Mock|\PDOStatement */
+    protected $statement;
+
+    /** @var m\Mock|Migrations */
+    protected $migrations;
+
+    /** @var m\Mock */
+    protected $resolver;
+
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $resolver = $this->resolver = m::spy(function ($class, ...$args) {
+            return new $class(...$args);
+        });
+        $migrations = $this->migrations = m::mock(Migrations::class, [$this->pdo, __DIR__ . '/../Example', $resolver])
+            ->makePartial();
+
+        $migrations->shouldReceive('getStatus')->with()
+            ->andReturn((object)[
+                'migrations' => [
+                    Migration::createInstance([
+                        'file' => '@breyta/CreateMigrationTable.php',
+                        'status' => 'done'
+                    ]),
+                ],
+                'count' => 0,
+            ])->byDefault();
+    }
+
     /** @test */
     public function returnsSuccessAsBoolean()
     {
-        $migrations = new Migrations($this->pdo, __DIR__ . '/../Example');
-
-        $result = $migrations->migrate();
+        $result = $this->migrations->migrate();
 
         self::assertTrue($result);
     }