public function testAddEdge()
{
$document = new Document('test');
$document->addNode(new Node('fromNode'));
$document->addNode(new Node('toNode'));
$document->addEdge(new Edge('fromNode', 'toNode', 'eventName'));
$this->assertEquals('digraph test {dpi="75";pad="1";fontname="Courier";nodesep="1";rankdir="TD";ranksep="0.5";node[label="fromNode"]{ node_fromNode };node[label="toNode"]{ node_toNode };edge[label=" eventName"] node_fromNode -> node_toNode;}', (string) $document);
}
/**
* Create document from Process
*
* @param Process $process
*
* @return Document
*/
public static function fromProcess(Process $process) : Document
{
$document = new Document($process->name());
foreach ($process->states() as $state) {
$document->addNode(new Node($state->name()));
foreach ($state->events() as $event) {
$transitions = array_filter(['target' => $event->targetState(), 'error' => $event->errorState()]);
foreach ($transitions as $type => $target) {
switch ($type) {
case 'target':
$document->addEdge(Edge::targetTransition($state->name(), $target, $event->name()));
break;
case 'error':
$document->addEdge(Edge::errorTransition($state->name(), $target, $event->name()));
break;
default:
$document->addEdge(new Edge($state->name(), $target, $event->name()));
}
}
}
}
return $document;
}
