@Override
		public String toString() {
			String report = testName + " (milliseconds)\n";
			if (!times.isEmpty()) {
				long prev = times.get(0);
				long total = times.get(times.size() - 1) - prev;
				for (int i = 1; i < times.size(); i++) {
					long current = times.get(i);
					long diff = current - prev;
					report += String.format("  %03d: %d\n", i, diff);
					prev = current;
				}
				report += String.format("total: %d\n", total);
			}
			return report;
		}
Performs computation of dependency graph
Does not test the accuracy/functionality of Dependency Graphs.
Ghidra/Framework/Generic/src/test/java/ghidra/util/datastruct/DependencyGraphPerformanceTest.java