dataStoreFactory.add("MyStore", dataStore);

        assertSame(dataStore, dataStoreFactory.getDataStore("MyStore"));
        assertSame(dataStore, dataStoreFactory.getDataStore("mystore"));
        assertSame(dataStore, dataStoreFactory.getDataStore("MYSTORE"));
        assertSame(dataStore, dataStoreFactory.getDataStore("mYsToRe"));
    }

    // Test multiple data store registration

        LogEvent event =
                Log4jLogEvent.newBuilder().setLoggerName(null).setLevel(Level.ERROR).setMessage(new SimpleMessage("test message")).build();

        LogEvent result = policy.rewrite(event);
        assertSame(event, result);
    }

    public void test_rewrite_error_to_warn_matching_logger() {
        String[] loggerNames = { "test.logger" };
        ErrorToWarnRewritePolicy policy = new ErrorToWarnRewritePolicy(loggerNames);

        // Assert: observable handle behavior without network I/O
        assertNotNull(handle, "Handle must not be null");
        assertSame(pipe, handle.getPipe(), "Handle should reference originating pipe");
        assertSame(handle, handle.unwrap(SmbPipeHandle.class), "unwrap should return same instance for interface type");
    }

    @ParameterizedTest

        CrawlerSystemException topLevel = new CrawlerSystemException("Top level", level1);

        // Verify chain
        assertSame(level1, topLevel.getCause());
        assertSame(level2, topLevel.getCause().getCause());
        assertSame(level3, topLevel.getCause().getCause().getCause());
        assertNull(topLevel.getCause().getCause().getCause().getCause());

        // Verify messages

import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNotSame;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.junit.jupiter.api.Assertions.assertTrue;
import static org.mockito.Mockito.inOrder;
import static org.mockito.Mockito.lenient;

    original.put(1, "foo", 'a');
    assertSame(original.columnKeySet(), transpose.rowKeySet());
    assertSame(original.rowKeySet(), transpose.columnKeySet());
    assertSame(original.columnMap(), transpose.rowMap());
    assertSame(original.rowMap(), transpose.columnMap());
    assertSame(original.values(), transpose.values());
    assertEquals(original.row(1), transpose.column(1));

    }

    public void test_load() {
        // Test load method
        User user = createTestUser("testuser", "password123");

        User result = ldapChain.load(user);

        assertSame(user, result);
        assertEquals(user, testLdapManager.appliedUser);
        assertTrue(testLdapManager.applyCalled);
    }

    public void test_load_withNullUser() {
        // Test load with null user

        assertSame(existingResponseFields, queryFieldConfig.getResponseFields());
        assertSame(existingScrollResponseFields, queryFieldConfig.getScrollResponseFields());
        assertSame(existingCacheResponseFields, queryFieldConfig.getCacheResponseFields());
        assertSame(existingHighlightedFields, queryFieldConfig.getHighlightedFields());

        // Verify iteration
        assertTrue(iterator.hasNext());
        assertSame(resource, iterator.next());

        assertTrue(iterator.hasNext());
        assertSame(resource, iterator.next());

        assertTrue(iterator.hasNext());
        assertSame(resource, iterator.next());

        assertFalse(iterator.hasNext());
        assertNull(iterator.next());

    void digestRoundtrip() {
        SMBSigningDigest dg = mock(SMBSigningDigest.class);
        transport.setDigest(dg);
        assertSame(dg, transport.getDigest());
    }

    @Test
    @DisplayName("Context accessor returns constructor-provided context")
    void contextAccessor() {
        assertSame(ctx, transport.getContext());
    }

    @Test
    @DisplayName("acquire returns same instance")