### Question:
RouterAuditLookUp { @VisibleForTesting int getNumberOfPaths() { return numberOfPaths; } private  RouterAuditLookUp(); static RouterAuditLookUp getInstance(); @Nullable AuditLogConfig getAuditLogContent(String path, HttpMethod httpMethod);  }### Answer:
@Test public void testCorrectNumberInClassPath() throws Exception { Assert.assertEquals(ExpectedNumberOfAuditPolicyPaths.EXPECTED_PATH_NUMBER, AUDIT_LOOK_UP.getNumberOfPaths()); }