address comments: 1. validate schemas w/o codegen, 2. relax no-structured-output restriction

src/client/index.test.ts

@@ -1261,72 +1261,5 @@ describe('outputSchema validation', () => {
     );
   });
 
-  /***
-   * Test: Throw Error when Tool Without outputSchema Returns structuredContent
-   */
-  test('should throw error when tool without outputSchema returns structuredContent', async () => {
-    const server = new Server({
-      name: 'test-server',
-      version: '1.0.0',
-    }, {
-      capabilities: {
-        tools: {},
-      },
-    });
-
-    // Set up server handlers
-    server.setRequestHandler(InitializeRequestSchema, async (request) => ({
-      protocolVersion: request.params.protocolVersion,
-      capabilities: {},
-      serverInfo: {
-        name: 'test-server',
-        version: '1.0.0',
-      }
-    }));
-
-    server.setRequestHandler(ListToolsRequestSchema, async () => ({
-      tools: [
-        {
-          name: 'test-tool',
-          description: 'A test tool',
-          inputSchema: {
-            type: 'object',
-            properties: {},
-          },
-          // No outputSchema defined
-        },
-      ],
-    }));
-
-    server.setRequestHandler(CallToolRequestSchema, async (request) => {
-      if (request.params.name === 'test-tool') {
-        // Incorrectly return structuredContent for a tool without outputSchema
-        return {
-          structuredContent: { result: 'This should not be allowed' },
-        };
-      }
-      throw new Error('Unknown tool');
-    });
-
-    const client = new Client({
-      name: 'test-client',
-      version: '1.0.0',
-    });
-
-    const [clientTransport, serverTransport] = InMemoryTransport.createLinkedPair();
-
-    await Promise.all([
-      client.connect(clientTransport),
-      server.connect(serverTransport),
-    ]);
-
-    // List tools to cache the schemas
-    await client.listTools();
-
-    // Call the tool - should throw validation error
-    await expect(client.callTool({ name: 'test-tool' })).rejects.toThrow(
-      /Tool without outputSchema cannot return structuredContent/
-    );
-  });
 
 });