/**
  * @dataProvider fromProvider
  */
 public function testFrom($table, $alias)
 {
     $this->assertInstanceOf('SQL\\SelectQueryBuilder', $this->queryBuilder->from($table, $alias));
     $this->assertEquals($table, $this->queryBuilder->getFromTable());
     $this->assertEquals($alias, $this->queryBuilder->getFromAlias());
     $this->assertEquals(array('table' => $table, 'alias' => $alias), $this->queryBuilder->getFromPart());
 }