diff --git a/__tests__/jest-setup.ts b/__tests__/jest-setup.ts
index df58a9c..795567d 100644
--- a/__tests__/jest-setup.ts
+++ b/__tests__/jest-setup.ts
@@ -7,22 +7,9 @@ if (!process.env.DEBUG && !process.env.NO_DEBUG) {
   process.env.DEBUG = 'rz:*';
 }
 
-// Extend the global Jest namespace
-declare global {
-  namespace jest {
-    interface Matchers<R> {
-      toBeWithinRange(a: number, b: number): R;
-    }
-  }
-}
-
-// Add any global test setup here
-
 // This is a placeholder test to satisfy Jest's requirement for at least one test
 describe('Test Setup', () => {
   it('should pass', () => {
     expect(true).toBe(true);
   });
-});
-
-export {}; // This file needs to be a module
+});
\ No newline at end of file
diff --git a/__tests__/test-utils.ts b/__tests__/test-utils.ts
deleted file mode 100644
index 590f315..0000000
--- a/__tests__/test-utils.ts
+++ /dev/null
@@ -1,98 +0,0 @@
-import { createOrchestrator } from '../src/orchestration/factory';
-import { NodeConfig, NodeOrchestrator } from '../src/orchestration/types';
-import Debug from 'debug';
-
-const debug = Debug('rz:test-utils');
-
-// Global test orchestrator instance
-let testOrchestrator: NodeOrchestrator;
-
-// Default test node configuration
-const DEFAULT_TEST_NODE_CONFIG: Partial<NodeConfig> = {
-  network: {
-    // Use default ports that will be overridden by getRandomPort() in the orchestrator
-    port: 0,
-  },
-  storage: {
-    type: 'memory',
-    path: '/data',
-  },
-};
-
-/**
- * Set up the test environment before all tests run
- */
-export const setupTestEnvironment = async () => {
-  debug('Setting up Docker test environment...');
-  
-  try {
-    // Create a Docker orchestrator instance
-    testOrchestrator = createOrchestrator('docker', {
-      // Enable auto-building of test images
-      autoBuildTestImage: true,
-      // Use a specific test image name
-      image: 'rhizome-node-test',
-    });
-    
-    debug('Docker test environment setup complete');
-  } catch (error) {
-    debug('Error setting up Docker test environment:', error);
-    throw error;
-  }
-};
-
-/**
- * Clean up the test environment after all tests complete
- */
-export const teardownTestEnvironment = async () => {
-  debug('Tearing down Docker test environment...');
-  
-  if (testOrchestrator) {
-    try {
-      // Clean up all containers and networks
-      await testOrchestrator.cleanup();
-      debug('Docker resources cleaned up successfully');
-    } catch (error) {
-      debug('Error during Docker environment teardown:', error);
-      // Don't throw to allow tests to complete
-    }
-  }
-  
-  debug('Docker test environment teardown complete');
-};
-
-/**
- * Get the test orchestrator instance
- */
-export const getTestOrchestrator = (): NodeOrchestrator => {
-  if (!testOrchestrator) {
-    throw new Error('Test orchestrator not initialized. Call setupTestEnvironment() first.');
-  }
-  return testOrchestrator;
-};
-
-/**
- * Create a test node with the given configuration
- */
-export const createTestNode = async (config: Partial<NodeConfig> = {}) => {
-  const orchestrator = getTestOrchestrator();
-  
-  // Merge default config with provided config
-  const nodeConfig: NodeConfig = {
-    ...DEFAULT_TEST_NODE_CONFIG,
-    ...config,
-    // Ensure we have a unique ID for each node
-    id: config.id || `test-node-${Date.now()}-${Math.floor(Math.random() * 1000)}`,
-  };
-  
-  debug(`Creating test node with ID: ${nodeConfig.id}`);
-  
-  try {
-    const nodeHandle = await orchestrator.startNode(nodeConfig);
-    debug(`Test node ${nodeConfig.id} created successfully`);
-    return nodeHandle;
-  } catch (error) {
-    debug(`Error creating test node ${nodeConfig.id}:`, error);
-    throw error;
-  }
-};