@Test
	public void testSize() {
		graphPath = new GraphPath<>();
		graphPath.add(1);
		graphPath.add(2);
		graphPath.add(3);

		assertEquals(3, graphPath.size());
	}
Test to verify if getCommonStartPath() function works correctly.
Ghidra/Framework/Graph/src/test.slow/java/ghidra/graph/GraphPathTest.java