Sokil\Mongo\ExpressionTest::testWhereIn PHP Method

    public function testWhereIn()
    {
        $document = $this->collection->createDocument(array('param' => 'value1'));
        $document->save();
        $documentId = $document->getId();
        // find all rows
        $document = $this->collection->find()->whereIn('param', array('value1', 'value2', 'value3'))->findOne();
        $this->assertNotEmpty($document);
        $this->assertEquals($documentId, $document->getId());
    }