// Test RuntimeException
        RuntimeException runtimeEx = new RuntimeException("Runtime error");
        assertEquals("Runtime error", runtimeEx.getMessage());

        // Test Exception
        Exception generalEx = new Exception("General error");
        assertEquals("General error", generalEx.getMessage());

        // Test with null message
        RuntimeException nullMessageEx = new RuntimeException();

        assertEquals(1, groups.length);
        assertEquals("developers", groups[0]);

        // Test with multiple groups
        testUser.setGroupNames(new String[] { "developers", "testers", "managers" });
        groups = fessUserBean.getGroups();
        assertEquals(3, groups.length);
        assertEquals("developers", groups[0]);
        assertEquals("testers", groups[1]);

        assertEquals(domainInfo.name.length, decodedInfo.name.length);
        assertEquals(domainInfo.name.maximum_length, decodedInfo.name.maximum_length);
        assertNotNull(decodedInfo.name.buffer);
        assertEquals(domainInfo.name.maximum_length / 2, decodedInfo.name.buffer.length);

        // Verify SID
        assertNotNull(decodedInfo.sid);

            }
        });

        String[] paths = virtualHostHelper.getVirtualHostPaths();
        assertNotNull(paths);
        assertEquals(3, paths.length);
        assertEquals("/site1", paths[0]);
        assertEquals("/site2", paths[1]);
        assertEquals("/site3", paths[2]);
    }

    public void test_getVirtualHostPaths_withEmptyVirtualHosts() {

        SsoLoginException exception = new SsoLoginException(message, cause);

        assertEquals(message, exception.getMessage());
        assertNotNull(exception.getCause());
        assertEquals(cause, exception.getCause());
        assertEquals("Token validation failed", exception.getCause().getMessage());
    }

    public void test_constructor_withNullMessage() {

        // Verify the complete chain
        assertEquals("Plugin failure", exception.getMessage());
        assertEquals(level1, exception.getCause());
        assertEquals("Runtime error", exception.getCause().getMessage());
        assertEquals(level2, exception.getCause().getCause());
        assertEquals("Invalid state", exception.getCause().getCause().getMessage());
        assertEquals(level3, exception.getCause().getCause().getCause());

        assertEquals(1, synonymItem.getId());
        assertEquals(2, synonymItem.getInputs().length);
        assertEquals("a", synonymItem.getInputs()[0]);
        assertEquals("A", synonymItem.getInputs()[1]);
        assertEquals(2, synonymItem.getOutputs().length);
        assertEquals("b", synonymItem.getOutputs()[0]);
        assertEquals("B", synonymItem.getOutputs()[1]);

        collector.add(Severity.WARNING, null, 42, 127, e2);

        assertEquals(2, collector.getProblems().size());

        Problem p1 = collector.getProblems().get(0);
        assertEquals(Severity.ERROR, p1.getSeverity());
        assertEquals("MESSAGE1", p1.getMessage());
        assertEquals(-1, p1.getLineNumber());
        assertEquals(-1, p1.getColumnNumber());
        assertNull(p1.getException());

        assertSame(emptyRequestBuffer, negotiationWithEmptyBuffers.getRequestRaw());
        assertSame(emptyResponseBuffer, negotiationWithEmptyBuffers.getResponseRaw());
        assertEquals(0, negotiationWithEmptyBuffers.getRequestRaw().length);
        assertEquals(0, negotiationWithEmptyBuffers.getResponseRaw().length);
    }

    @Test
    @DisplayName("Test with large buffers")
    void testWithLargeBuffers() {

        String text = "\"file:///home/\"";
        assertEquals("\"http://localhost/\"", pathMappingHelper.replaceUrls(text));

        text = "\"file:///home/user/\"";
        assertEquals("\"http://localhost/user/\"", pathMappingHelper.replaceUrls(text));

        text = "\"aaafile:///home/user/\"";
        assertEquals("\"aaahttp://localhost/user/\"", pathMappingHelper.replaceUrls(text));