@MapFeature.Require(SUPPORTS_PUT)
  public void testComputeIfPresent_supportedAbsent() {
    assertNull(
        "computeIfPresent(notPresent, function) should return null",
        getMap()
            .computeIfPresent(
                k3(),
                (k, v) -> {
                  throw new AssertionFailedError();
                }));
    expectUnchanged();
  }

        when(smbFile.length()).thenReturn(-1L);
        assertFalse(filter.accept(smbFile), "Negative size should be rejected");
        verify(smbFile, times(1)).length();

        // zero size -> reject
        reset(smbFile);
        when(smbFile.length()).thenReturn(0L);
        assertFalse(filter.accept(smbFile), "Zero size should be rejected");
        verify(smbFile, times(1)).length();

        // positive size -> accept

            fail("All expected public methods should exist: " + e.getMessage());
        }
    }

    public void test_utilityClass_pattern() {
        // Verify utility class design pattern compliance

        // 1. Class should be final
        assertTrue("Class should be final", java.lang.reflect.Modifier.isFinal(KuromojiCSVUtil.class.getModifiers()));

        // 2. Should have exactly one private constructor

        assertEquals(mockSids, msrpcGetMembersInAlias.sids, "sids should be set correctly");
        assertEquals(0, msrpcGetMembersInAlias.getPtype(), "ptype should be initialized to 0");
        assertEquals(DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG, msrpcGetMembersInAlias.getFlags(),
                "flags should be set to DCERPC_FIRST_FRAG | DCERPC_LAST_FRAG");
    }

        super.setUp();
        provider = new FessListedClassificationProvider();
    }

    public void test_provide_notFound() {
        // Test with various classification names that should not be found
        assertProvideThrowsException("TestClassification");
        assertProvideThrowsException("NonExistent");
        assertProvideThrowsException("");
        assertProvideThrowsException("Some.Classification");

    int index = aValidIndex();
    E initialValue = getList().get(index);
    assertEquals(
        "set(i, x) should return the old element at position i.",
        initialValue,
        getList().set(index, newValue));
    assertEquals("After set(i, x), get(i) should return x", newValue, getList().get(index));
    assertEquals("set() should not change the size of a list.", getNumElements(), getList().size());
  }

  @ListFeature.Require(SUPPORTS_SET)

        thread.start();
        thread.join(1000);

        String output = thread.getOutput();
        String[] lines = output.split("\n");

        assertTrue("Buffer should be limited to 10 items", lines.length <= 10);
        assertTrue("Last lines should be kept", output.contains("line15"));
    }

    public void test_run_maxBufferSizeConstant() {
        assertEquals(1000, InputStreamThread.MAX_BUFFER_SIZE);
    }

	for i, testCase := range testCases {
		host, port, err := extractHostPort(testCase.addr)
		if testCase.expectedErr == nil && err != nil {
			t.Fatalf("Test %d: should succeed but failed with err: %v", i+1, err)
		}
		if testCase.expectedErr != nil && err == nil {
			t.Fatalf("Test %d:, should fail but succeeded.", i+1)
		}
		if err == nil {
			if host != testCase.host {
				t.Fatalf("Test %d: expected: %v, found: %v", i+1, testCase.host, host)

            assertTrue("Result for 7 days should be greater than 1 day", result7 > result1);
            assertTrue("Result for 1 day should be greater than 0 days", result1 > result0);

            // Verify that the differences are approximately correct
            long diff1 = result1 - result0;
            long diff7 = result7 - result0;

        Field flagsField = DcerpcMessage.class.getDeclaredField("flags");
        flagsField.setAccessible(true);
        int flagsValue = (int) flagsField.get(request);
        int expectedFlags = DcerpcConstants.DCERPC_FIRST_FRAG | DcerpcConstants.DCERPC_LAST_FRAG;