function testGraphFull()
{
$graph = new graph();
$graph->addEdge(new edge('t1', 't2'));
$graph->addNode(new node('t1', array(new prologAtom('data1'))));
$graph->addNode(new node('t2', array(new prologAtom('data2'))));
$this->assertEqual($graph->findNode(''), '');
$this->assertIsA($graph->findNode('t1'), 'node');
$this->assertIsA($graph->findNode('t2'), 'node');
$this->assertNotNull($graph->edges);
$this->assertNotEqual($graph->toSVG(), '');
$this->assertNotEqual($graph->toSVGTime(), '');
$this->assertEqual($graph->findConnections(''), '');
$this->assertEqual($graph->getEdges(), array(new edge('t1', 't2')));
}
