assertTrue(exception2.getStatusCode() != exception3.getStatusCode());
    }

    public void test_exceptionWithLongMessage() {
        // Test with very long message
        int statusCode = 413;
        StringBuilder longMessage = new StringBuilder();
        for (int i = 0; i < 1000; i++) {
            longMessage.append("Very long error message content. ");
        }

    assertCached(false, 409)
    // the HTTP spec permits caching 410s, but the RI doesn't.
    assertCached(true, 410)
    assertCached(false, 411)
    assertCached(false, 412)
    assertCached(false, 413)
    assertCached(true, 414)
    assertCached(false, 415)
    assertCached(false, 416)
    assertCached(false, 417)
    assertCached(false, 418)
    assertCached(false, 500)
    assertCached(true, 501)