Unit test for MongoDB migration controller added

extensions/mongodb/console/controllers/MigrateController.php

@@ -136,14 +136,14 @@ class MigrateController extends BaseMigrateController
         return $history;
     }
 
+    private $baseMigrationEnsured = false;
+
     /**
      * Ensures migration history contains at least base migration entry.
      */
     protected function ensureBaseMigrationHistory()
     {
-        static $ensured = false;
-
-        if (!$ensured) {
+        if (!$this->baseMigrationEnsured) {
             $query = new Query;
             $row = $query->select(['version'])
                 ->from($this->migrationCollection)
@@ -153,7 +153,7 @@ class MigrateController extends BaseMigrateController
             if (empty($row)) {
                 $this->addMigrationHistory(self::BASE_MIGRATION);
             }
-            $ensured = true;
+            $this->baseMigrationEnsured = true;
         }
     }
 

tests/unit/extensions/mongodb/console/controllers/MigrateControllerTest.php

+<?php
+
+namespace yiiunit\extensions\mongodb\console\controllers;
+
+use yii\mongodb\Exception;
+use yii\mongodb\Migration;
+use yii\mongodb\Query;
+use Yii;
+use yiiunit\extensions\mongodb\MongoDbTestCase;
+use yiiunit\framework\console\controllers\MigrateControllerTestTrait;
+use yii\mongodb\console\controllers\MigrateController;
+
+/**
+ * Unit test for [[\yii\mongodb\console\controllers\MigrateController]].
+ * @see MigrateController
+ *
+ * @group mongodb
+ * @group console
+ */
+class MigrateControllerTest extends MongoDbTestCase
+{
+    use MigrateControllerTestTrait;
+
+    public function setUp()
+    {
+        $this->migrateControllerClass = MigrateController::className();
+        $this->migrationBaseClass = Migration::className();
+
+        parent::setUp();
+
+        $this->setUpMigrationPath();
+        Yii::$app->setComponents(['mongodb' => $this->getConnection()]);
+    }
+
+    public function tearDown()
+    {
+        parent::tearDown();
+        try {
+            $this->getConnection()->getCollection('migration')->drop();
+        } catch (Exception $e) {
+            // shutdown exception
+        }
+        $this->tearDownMigrationPath();
+    }
+
+    /**
+     * @return array applied migration entries
+     */
+    protected function getMigrationHistory()
+    {
+        $query = new Query();
+        return $query->from('migration')->all();
+    }
+}
\ No newline at end of file