private void hoverMode(PathHighlightMode mode) {
		swing(() -> graphComponent.setVertexHoverPathHighlightMode(mode));
		waitForPathHighligter();
	}
Returns the vertex for the given ID, creating it if it does not yet exist.

@param id the vertex id
@return the vertex
Ghidra/Framework/Graph/src/test.slow/java/ghidra/graph/viewer/edge/VisualGraphPathHighlighterTest.java