private VisualGraphLayout<SampleVertex, SampleEdge> getCurrentLayout() {

		SampleGraph graph = provider.getGraph();
		VisualGraphLayout<SampleVertex, SampleEdge> layout = graph.getLayout();
		return layout;
	}
An integration test for the {@link SampleGraphPlugin}.   These tests are really just
regression tests meant to catch if the sample plugin gets broken.  The functionality of
the plugin is barely tested.
Ghidra/Extensions/sample/src/test.slow/java/ghidra/examples/graph/SampleGraphPluginTest.java