public function testColumns()
{
$this->assertEquals(array(), $this->rmap->getLocalColumns(), 'A new relation has no local columns');
$this->assertEquals(array(), $this->rmap->getForeignColumns(), 'A new relation has no foreign columns');
$tmap1 = new TableMap('foo', $this->databaseMap);
$col1 = $tmap1->addColumn('FOO1', 'Foo1PhpName', 'INTEGER');
$tmap2 = new TableMap('bar', $this->databaseMap);
$col2 = $tmap2->addColumn('BAR1', 'Bar1PhpName', 'INTEGER');
$this->rmap->addColumnMapping($col1, $col2);
$this->assertEquals(array($col1), $this->rmap->getLocalColumns(), 'addColumnMapping() adds a local table');
$this->assertEquals(array($col2), $this->rmap->getForeignColumns(), 'addColumnMapping() adds a foreign table');
$expected = array('foo.FOO1' => 'bar.BAR1');
$this->assertEquals($expected, $this->rmap->getColumnMappings(), 'getColumnMappings() returns an associative array of column mappings');
$col3 = $tmap1->addColumn('FOOFOO', 'FooFooPhpName', 'INTEGER');
$col4 = $tmap2->addColumn('BARBAR', 'BarBarPhpName', 'INTEGER');
$this->rmap->addColumnMapping($col3, $col4);
$this->assertEquals(array($col1, $col3), $this->rmap->getLocalColumns(), 'addColumnMapping() adds a local table');
$this->assertEquals(array($col2, $col4), $this->rmap->getForeignColumns(), 'addColumnMapping() adds a foreign table');
$expected = array('foo.FOO1' => 'bar.BAR1', 'foo.FOOFOO' => 'bar.BARBAR');
$this->assertEquals($expected, $this->rmap->getColumnMappings(), 'getColumnMappings() returns an associative array of column mappings');
}
