@Test
  fun publicSuffixDotOrgTestCases() {
    // Any copyright is dedicated to the Public Domain.
    // https://creativecommons.org/publicdomain/zero/1.0/

    // Mixed case.
    checkPublicSuffix("COM", null)
    checkPublicSuffix("example.COM", "example.com")
    checkPublicSuffix("WwW.example.COM", "example.com")
    // Leading dot.
    checkPublicSuffix(".com", null)

        assertNotNull(str);
        assertTrue(str.contains("test"));
        assertTrue(str.contains("CLOSED"));
        assertTrue(str.contains("100.00%"));
    }

    @Test
    @DisplayName("Test mixed success and failure pattern")
    void testMixedPattern() throws Exception {
        // Success
        circuitBreaker.call(() -> "success");

        // Two failures (not enough to open)

    }

    @Test
    public void test_escapeLDAPSearchFilter_withMixedContent() {
        LdapManager ldapManager = new LdapManager();
        ldapManager.init();

        // Mixed normal and special characters
        assertEquals("user\\28test\\29", ldapManager.escapeLDAPSearchFilter("user(test)"));
        assertEquals("admin\\2auser", ldapManager.escapeLDAPSearchFilter("admin*user"));

        assertTrue(boolResult.hasClauses());
        assertEquals(1, boolResult.mustNot().size());
        assertEquals(1, boolResult.must().size());
    }

    // Test convertBooleanQuery with mixed clauses
    @Test
    public void test_convertBooleanQuery_withMixedClauses() {
        BooleanQuery.Builder boolQueryBuilder = new BooleanQuery.Builder();

        assertEquals(builder, result); // Test method chaining
        assertEquals("test_index", builder.settingsIndexName);

        // Test setting index name with mixed case
        builder.setSettingsIndexName("TeSt_InDeX_NaMe");
        assertEquals("test_index_name", builder.settingsIndexName);

        // Test setting index name that's already lowercase

                any(CommonServerMessageBlock.class));
    }

    @Test
    @DisplayName("Test multiple verify operations with mixed results")
    void testMultipleVerifyOperations() {
        // Arrange
        when(signingDigest.verify(any(byte[].class), anyInt(), anyInt(), anyInt(), any())).thenReturn(true, false, true, false, true);

        assertEquals("オオサカ", ((TestAnalyzeToken) tokens.get(1)).getReading());
    }

    @Test
    public void testAnalyzeAndReadingWithMixedContent() {
        // Test analyzeAndReading with mixed content (numbers, letters, special chars)
        String text = "Test123 ABC-456";
        String field = "content";
        String lang = "en";

        assertEquals(ioException, exception.getCause());
    }

    @Test
    public void test_constructorWithThrowableCause_MixedErrorAndException() {
        // Test with mixed Error and Exception in cause chain
        String message = "SSO complex failure";
        IllegalStateException innerException = new IllegalStateException("Invalid state");

        }
    }

    @Nested
    @DisplayName("Edge Case Tests")
    class EdgeCaseTests {

        @Test
        @DisplayName("UUID with mixed case should parse correctly")
        void testMixedCaseUuid() {
            // Arrange
            String mixedCaseUuid = "00112233-4455-6677-8899-AaBbCcDdEeFf";

            // Act

                    return props;
                }
            };

            assertEquals(title, titleEnv.getEnvironmentTitle());
        }
    }

    // Test mixed boolean representations
    public void xtest_mixedBooleanRepresentations() {
        FessEnv.SimpleImpl mixedBoolEnv = new FessEnv.SimpleImpl() {
            protected Properties prepareProperties() {