diff --git a/tests/unit/data/sphinx/ar/ArticleIndex.php b/tests/unit/data/sphinx/ar/ArticleIndex.php
index 3865216..767fdea 100644
--- a/tests/unit/data/sphinx/ar/ArticleIndex.php
+++ b/tests/unit/data/sphinx/ar/ArticleIndex.php
@@ -23,6 +23,11 @@ class ArticleIndex extends ActiveRecord
 		return $this->hasOne('db', ArticleDb::className(), ['id' => 'id']);
 	}
 
+	public function getTags()
+	{
+		return $this->hasMany('db', TagDb::className(), ['id' => 'tag']);
+	}
+
 	public function getSnippetSource()
 	{
 		return $this->source->content;
diff --git a/tests/unit/data/sphinx/ar/TagDb.php b/tests/unit/data/sphinx/ar/TagDb.php
new file mode 100644
index 0000000..2d87eaf
--- /dev/null
+++ b/tests/unit/data/sphinx/ar/TagDb.php
@@ -0,0 +1,12 @@
+<?php
+namespace yiiunit\data\sphinx\ar;
+
+use yiiunit\data\ar\ActiveRecord as ActiveRecordDb;
+
+class TagDb extends ActiveRecordDb
+{
+	public static function tableName()
+	{
+		return 'yii2_test_tag';
+	}
+}
\ No newline at end of file
diff --git a/tests/unit/data/sphinx/source.sql b/tests/unit/data/sphinx/source.sql
index 24d9f4e..cfa8642 100644
--- a/tests/unit/data/sphinx/source.sql
+++ b/tests/unit/data/sphinx/source.sql
@@ -4,6 +4,7 @@
 
 DROP TABLE IF EXISTS yii2_test_article;
 DROP TABLE IF EXISTS yii2_test_item;
+DROP TABLE IF EXISTS yii2_test_tag;
 DROP TABLE IF EXISTS yii2_test_article_tag;
 
 CREATE TABLE IF NOT EXISTS `yii2_test_article` (
@@ -22,7 +23,13 @@ CREATE TABLE IF NOT EXISTS `yii2_test_item` (
   `category_id` int(11) NOT NULL,
   `price` float NOT NULL,
   PRIMARY KEY (`id`)
-) ENGINE=MyISAM  DEFAULT CHARSET=utf8 AUTO_INCREMENT=3 ;
+) ENGINE=MyISAM  DEFAULT CHARSET=utf8 AUTO_INCREMENT=3;
+
+CREATE TABLE IF NOT EXISTS `yii2_test_tag` (
+  `id` int(11) NOT NULL AUTO_INCREMENT,
+  `name` varchar(255) NOT NULL,
+  PRIMARY KEY (`id`)
+) ENGINE=MyISAM  DEFAULT CHARSET=utf8 AUTO_INCREMENT=5;
 
 CREATE TABLE IF NOT EXISTS `yii2_test_article_tag` (
   `article_id` int(11) NOT NULL,
@@ -38,6 +45,12 @@ INSERT INTO `yii2_test_item` (`id`, `name`, `description`, `category_id`, `price
 (1, 'pencil', 'Simple pencil', 1, 2.5),
 (2, 'table', 'Wooden table', 2, 100);
 
+INSERT INTO `yii2_test_tag` (`id`, `name`) VALUES
+(1, 'tag1'),
+(2, 'tag2'),
+(3, 'tag3'),
+(4, 'tag4');
+
 INSERT INTO `yii2_test_article_tag` (`article_id`, `tag_id`) VALUES
 (1, 1),
 (1, 2),
diff --git a/tests/unit/extensions/sphinx/ExternalActiveRelationTest.php b/tests/unit/extensions/sphinx/ExternalActiveRelationTest.php
index 81f7989..0893944 100644
--- a/tests/unit/extensions/sphinx/ExternalActiveRelationTest.php
+++ b/tests/unit/extensions/sphinx/ExternalActiveRelationTest.php
@@ -6,6 +6,7 @@ use yiiunit\data\sphinx\ar\ActiveRecord;
 use yiiunit\data\ar\ActiveRecord as ActiveRecordDb;
 use yiiunit\data\sphinx\ar\ArticleIndex;
 use yiiunit\data\sphinx\ar\ArticleDb;
+use yiiunit\data\sphinx\ar\TagDb;
 
 /**
  * @group sphinx
@@ -25,21 +26,37 @@ class ExternalActiveRelationTest extends SphinxTestCase
 	{
 		/** @var ArticleIndex $article */
 		$article = ArticleIndex::find(['id' => 2]);
+
+		// has one :
 		$this->assertFalse($article->isRelationPopulated('source'));
 		$source = $article->source;
 		$this->assertTrue($article->isRelationPopulated('source'));
 		$this->assertTrue($source instanceof ArticleDb);
 		$this->assertEquals(1, count($article->populatedRelations));
+
+		// has many :
+		/*$this->assertFalse($article->isRelationPopulated('tags'));
+		$tags = $article->tags;
+		$this->assertTrue($article->isRelationPopulated('tags'));
+		$this->assertEquals(3, count($tags));
+		$this->assertTrue($tags[0] instanceof TagDb);*/
 	}
 
 	public function testFindEager()
 	{
+		// has one :
 		$articles = ArticleIndex::find()->with('source')->all();
 		$this->assertEquals(2, count($articles));
 		$this->assertTrue($articles[0]->isRelationPopulated('source'));
 		$this->assertTrue($articles[1]->isRelationPopulated('source'));
 		$this->assertTrue($articles[0]->source instanceof ArticleDb);
 		$this->assertTrue($articles[1]->source instanceof ArticleDb);
+
+		// has many :
+		/*$articles = ArticleIndex::find()->with('tags')->all();
+		$this->assertEquals(2, count($articles));
+		$this->assertTrue($articles[0]->isRelationPopulated('tags'));
+		$this->assertTrue($articles[1]->isRelationPopulated('tags'));*/
 	}
 
 	/**