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)

        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);

        }
    }

    @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

        } 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 {

        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";

    val contentType: MediaType = multipartBody.contentType()
    val contentLength: Long = multipartBody.contentLength()
    multipartBody.writeTo(Buffer())
    val mixed: MediaType = MultipartBody.MIXED
    val alternative: MediaType = MultipartBody.ALTERNATIVE
    val digest: MediaType = MultipartBody.DIGEST
    val parallel: MediaType = MultipartBody.PARALLEL
    val form: MediaType = MultipartBody.FORM

        // 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);

        }
    }

    @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(() -> {

        // Test with Unicode characters
        testTransformer.setName("変換器の名前");
        assertEquals("変換器の名前", testTransformer.getName());

        // Test with mixed characters
        testTransformer.setName("Transformer-変換器-123");
        assertEquals("Transformer-変換器-123", testTransformer.getName());
    }

    /**
     * Test name with very long string
     */