Ouzo\Db\WhereClause\ExistsClauseTest::shouldBuildNotExistsClause PHP Метод

    public function shouldBuildNotExistsClause()
    {
        // when
        $result = WhereClause::notExists(Product::where(array('name' => 'phone')));
        // then
        $this->assertEquals(array('phone'), $result->getParameters());
        Assert::thatString($result->toSql())->startsWith('NOT EXISTS (SELECT')->endsWith('FROM products WHERE name = ?)');
    }