protocolHelper.init();

        assertFalse(protocolHelper.isValidWebProtocol("ftp://example.com"));
        assertFalse(protocolHelper.isValidWebProtocol("file://example.com"));
        assertFalse(protocolHelper.isValidWebProtocol("smb://example.com"));
        assertFalse(protocolHelper.isValidWebProtocol("ldap://example.com"));
        assertFalse(protocolHelper.isValidWebProtocol("example.com"));

        assertFalse(ComponentUtil.hasComponent("nonExistentComponent"));
    }

    public void test_hasQueryParser() {
        assertFalse(ComponentUtil.hasQueryParser());

        ComponentUtil.register(new Object(), "queryParser");
        assertTrue(ComponentUtil.hasQueryParser());
    }

    public void test_hasViewHelper() {
        assertFalse(ComponentUtil.hasViewHelper());

    assertFalse(matcher.matches(s.charAt(0)));
    assertFalse(matcher.apply(s.charAt(0)));
    assertFalse(matcher.test(s.charAt(0)));
    assertEquals(-1, matcher.indexIn(s));
    assertEquals(-1, matcher.indexIn(s, 0));
    assertEquals(-1, matcher.indexIn(s, 1));
    assertEquals(-1, matcher.lastIndexIn(s));
    assertFalse(matcher.matchesAnyOf(s));

        assertTrue(processor.isSuccessful(responseData));

        responseData.setHttpStatusCode(100);
        assertFalse(processor.isSuccessful(responseData));
        responseData.setHttpStatusCode(304);
        assertFalse(processor.isSuccessful(responseData));
        responseData.setHttpStatusCode(404);
        assertFalse(processor.isSuccessful(responseData));
    }

    public void test_isNotModified() {

    assertFalse(stopwatch.isRunning());
  }

  public void testStop_new() {
    assertThrows(IllegalStateException.class, stopwatch::stop);
    assertFalse(stopwatch.isRunning());
  }

  public void testStop_alreadyStopped() {
    stopwatch.start();
    stopwatch.stop();
    assertThrows(IllegalStateException.class, stopwatch::stop);
    assertFalse(stopwatch.isRunning());
  }

            testMessage.setMid(12345L);
            other.setMid(67890L);

            assertFalse(testMessage.equals(other));
        }

        @Test
        @DisplayName("Should not be equal to null")
        void testNotEqualsNull() {
            assertFalse(testMessage.equals(null));
        }

        @Test
        @DisplayName("Should not be equal to different type")

    // test distinct string objects
    String s1 = "foobar";
    String s2 = new String(s1);
    assertTrue(Objects.equal(s1, s2));

    assertFalse(Objects.equal(s1, null));
    assertFalse(Objects.equal(null, s1));
    assertFalse(Objects.equal("foo", "bar"));
    assertFalse(Objects.equal("1", 1));
  }

  public void testHashCode() throws Exception {
    int h1 = Objects.hashCode(1, "two", 3.0);

        assertTrue(kuromojiItem1.equals(new KuromojiItem(2, "t1", "s1", "r1", "p1")));
        assertFalse(kuromojiItem1.equals(new KuromojiItem(1, "T1", "s1", "r1", "p1")));
        assertFalse(kuromojiItem1.equals(new KuromojiItem(1, "t1", "S1", "r1", "p1")));
        assertFalse(kuromojiItem1.equals(new KuromojiItem(1, "t1", "s1", "R1", "p1")));
        assertFalse(kuromojiItem1.equals(new KuromojiItem(1, "t1", "s1", "r1", "P1")));
    }

        boolean result4 = indexUpdateCallback.isUrlCrawlable(paramMap, "http://example.com/public/index.html");

        assertFalse(result1);
        assertFalse(result2);
        assertFalse(result3);
        assertTrue(result4);
    }

    public void test_isUrlCrawlable_emptyUrl() {
        DataStoreParams paramMap = new DataStoreParams();

    @Override
    protected void startUp() {
      assertFalse(startUpCalled);
      assertFalse(runCalled);
      assertFalse(shutDownCalled);
      startUpCalled = true;
      assertEquals(State.STARTING, state());
    }

    @Override
    protected void run() {
      assertTrue(startUpCalled);
      assertFalse(runCalled);
      assertFalse(shutDownCalled);
      runCalled = true;