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)

        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();

                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(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() {

        } catch (SmbException e) {
            // Expected
        }

        try {
            validator.validatePath("\\share\\Con");
            fail("Should block mixed case reserved name");
        } catch (SmbException e) {
            // Expected
        }
    }

    @Test
    public void testValidFileExtensions() throws Exception {

        }
    }

    @Test
    public void testRollingWindowMetrics() throws Exception {
        SmbCircuitBreaker cbWithWindow = new SmbCircuitBreaker("window-test");

        try {
            // Execute mixed operations
            for (int i = 0; i < 10; i++) {
                final int iteration = i; // Make effectively final for lambda
                try {
                    cbWithWindow.executeWithCircuitBreaker(() -> {

        // The iterator returns null when no elements, doesn't throw exception
        assertNull(iterator.next(), "Should return null when no next element");
    }

    /**
     * Test multiple iterations with mixed filtering results.
     */
    @Test
    void testMultipleIterationsWithFilter() throws Exception {
        // Given
        when(mockDelegate.hasNext()).thenReturn(true, true, true, false);

    assertWellFormed(0xc8, 0x8a, 0x63, 0xc8, 0x8a, 0x63); // "\u020ac\u020ac"
    // Four-byte characters
    // "\u024B62\u024B62"
    assertWellFormed(0xc9, 0x8b, 0x36, 0x32, 0xc9, 0x8b, 0x36, 0x32);
    // Mixed string
    // "a\u020ac\u00a2b\\u024B62u020acc\u00a2de\u024B62"
    assertWellFormed(
        0x61, 0xc8, 0x8a, 0x63, 0xc2, 0xa2, 0x62, 0x5c, 0x75, 0x30, 0x32, 0x34, 0x42, 0x36, 0x32,