@Test
public void dotImport() {
Shell shell = new Shell();
DotImport importer = new DotImport("digraph Sample{1;2;1->2}"); // $NON-NLS-1$
GraphWidget graph = new GraphWidget(importer.newGraphInstance(), shell, SWT.NONE);
Assert.assertNotNull("Created graph must not be null", graph); // $NON-NLS-1$
Assert.assertEquals(ZestStyles.CONNECTIONS_DIRECTED, graph.getConnectionStyle());
// open(shell);
}
@Test
public void clusterSubgraph() {
Shell shell = new Shell();
DotImport dotImport =
new DotImport("digraph{subgraph cluster_1{1->2}; subgraph cluster_2{1->3}}");
GraphWidget graph = new GraphWidget(dotImport.newGraphInstance(), shell, SWT.NONE);
assertEquals("Cluster subgraphs are ignored in rendering", 3, graph.getNodes().size());
assertEquals(2, graph.getConnections().size());
}
@Test
public void minimalUsage() {
Shell shell = new Shell();
/* The DOT input, can be given as a String, File or IFile: */
DotImport dotImport = new DotImport("digraph Simple { 1;2; 1->2 }"); // $NON-NLS-1$
/* Create a Zest graph instance in a parent, with a style: */
GraphWidget graph = new GraphWidget(dotImport.newGraphInstance(), shell, SWT.NONE);
// open(shell); // sets title, layout, and size, opens the shell
System.out.println(graph);
}