function testManyManyExtraFields()
{
$player = $this->objFromFixture('DataObjectTest_Player', 'player1');
$team = $this->objFromFixture('DataObjectTest_Team', 'team1');
// Extra fields are immediately available on the Team class (defined in $many_many_extraFields)
$teamExtraFields = $team->many_many_extraFields('Players');
$this->assertEquals($teamExtraFields, array('Position' => 'Varchar(100)'));
// We'll have to go through the relation to get the extra fields on Player
$playerExtraFields = $player->many_many_extraFields('Teams');
$this->assertEquals($playerExtraFields, array('Position' => 'Varchar(100)'));
// Iterate through a many-many relationship and confirm that extra fields are included
$newTeam = new DataObjectTest_Team();
$newTeam->Title = "New team";
$newTeam->write();
$newTeamID = $newTeam->ID;
$newPlayer = new DataObjectTest_Player();
$newPlayer->FirstName = "Sam";
$newPlayer->Surname = "Minnee";
$newPlayer->write();
// The idea of Sam as a prop is essentially humourous.
$newTeam->Players()->add($newPlayer, array("Position" => "Prop"));
// Requery and uncache everything
$newTeam->flushCache();
$newTeam = DataObject::get_by_id('DataObjectTest_Team', $newTeamID);
// Check that the Position many_many_extraField is extracted.
$player = $newTeam->Players()->First();
$this->assertEquals('Sam', $player->FirstName);
$this->assertEquals("Prop", $player->Position);
// Check that ordering a many-many relation by an aggregate column doesn't fail
$player = $this->objFromFixture('DataObjectTest_Player', 'player2');
$player->Teams("", "count(DISTINCT \"DataObjectTest_Team_Players\".\"DataObjectTest_PlayerID\") DESC");
}
public function testRemoveAll()
{
$first = new DataObjectTest_Team();
$first->write();
$second = new DataObjectTest_Team();
$second->write();
$firstPlayers = $first->Players();
$secondPlayers = $second->Players();
$a = new DataObjectTest_Player();
$a->ShirtNumber = 'a';
$a->write();
$b = new DataObjectTest_Player();
$b->ShirtNumber = 'b';
$b->write();
$firstPlayers->add($a);
$firstPlayers->add($b);
$secondPlayers->add($a);
$secondPlayers->add($b);
$this->assertEquals(array('a', 'b'), $firstPlayers->sort('ShirtNumber')->column('ShirtNumber'));
$this->assertEquals(array('a', 'b'), $secondPlayers->sort('ShirtNumber')->column('ShirtNumber'));
$firstPlayers->removeAll();
$this->assertEquals(0, count($firstPlayers));
$this->assertEquals(2, count($secondPlayers));
$firstPlayers->removeAll();
$firstPlayers->add($a);
$firstPlayers->add($b);
$this->assertEquals(array('a', 'b'), $firstPlayers->sort('ShirtNumber')->column('ShirtNumber'));
$firstPlayers->filter('ShirtNumber', 'b')->removeAll();
$this->assertEquals(array('a'), $firstPlayers->column('ShirtNumber'));
$this->assertEquals(array('a', 'b'), $secondPlayers->sort('ShirtNumber')->column('ShirtNumber'));
$this->assertNotNull(DataObjectTest_Player::get()->byID($a->ID));
$this->assertNotNull(DataObjectTest_Player::get()->byID($b->ID));
}
