public function testDropPrimary()
 {
     $blueprint = new Blueprint('users');
     $blueprint->dropPrimary('foo');
     $statements = $blueprint->toSql($this->getGrammar());
     $this->assertEquals(1, count($statements));
     $this->assertEquals('alter table "users" drop constraint foo', $statements[0]);
 }
 public function testDropPrimary()
 {
     $blueprint = new Blueprint('users');
     $blueprint->dropPrimary();
     $statements = $blueprint->toSql($this->getGrammar());
     $this->assertEquals(1, count($statements));
     $this->assertEquals('alter table `users` drop primary key', $statements[0]);
 }