public function main()
 {
     foreach ($this->getDataModels() as $dataModel) {
         foreach ($dataModel->getDatabases() as $database) {
             $this->log("db: " . $database->getName());
             $this->writeDot(PropelDotGenerator::create($database), $this->outDir, $database->getName());
         }
     }
 }
 public function testColumnIsFKAndPK()
 {
     $column = new Column();
     $column->setName('id');
     $column->setPrimaryKey(true);
     $column->setAutoIncrement(true);
     $column->setType('integer');
     $table = new Table();
     $table->setCommonName('table_one');
     $table->addColumn($column);
     $db = new Database();
     $db->setName('MultipleTables');
     $db->addTable($table);
     $column = new Column();
     $column->setName('id');
     $column->setPrimaryKey(true);
     $column->setAutoIncrement(true);
     $column->setType('integer');
     $c2 = new Column();
     $c2->setPrimaryKey(true);
     $c2->setName('foreign_id');
     $c2->setType('integer');
     $table = new Table();
     $table->setCommonName('table_two');
     $table->addColumn($column);
     $table->addColumn($c2);
     $fk = new ForeignKey();
     $fk->setName('FK_1');
     $fk->addReference('foreign_id', 'id');
     $fk->setForeignTableCommonName('table_one');
     $table->addForeignKey($fk);
     $db->addTable($table);
     $expected = implode("\n", array('digraph G {', 'nodetable_one [label="{<table>table_one|<cols>id (integer) [PK]\\l}", shape=record];', 'nodetable_two [label="{<table>table_two|<cols>id (integer) [PK]\\lforeign_id (integer) [FK] [PK]\\l}", shape=record];', 'nodetable_two:cols -> nodetable_one:table [label="foreign_id=id"];', '}', ''));
     $this->assertEquals($expected, PropelDotGenerator::create($db));
 }