simplifier-mcp

import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js"; import { SimplifierClient } from "../../src/client/simplifier-client.js"; import { registerOAuth2ClientResources } from "../../src/resources/oauthclient-resources.js"; import { wrapResourceResult } from "../../src/resources/resourcesresult.js"; import { SimplifierOAuth2ClientsResponse } from "../../src/client/types.js"; // Mock the wrapResourceResult function jest.mock("../../src/resources/resourcesresult.js", () => ({ wrapResourceResult: jest.fn() })); describe('registerOAuth2ClientResources', () => { let mockServer: jest.Mocked<McpServer>; let mockSimplifierClient: jest.Mocked<SimplifierClient>; let mockWrapResourceResult: jest.MockedFunction<typeof wrapResourceResult>; beforeEach(() => { // Create a mock McpServer mockServer = { resource: jest.fn() } as any; // Create a mock SimplifierClient mockSimplifierClient = { listOAuth2Clients: jest.fn() } as any; // Get the mocked wrapResourceResult mockWrapResourceResult = wrapResourceResult as jest.MockedFunction<typeof wrapResourceResult>; // Clear all mocks jest.clearAllMocks(); }); describe('resource registration', () => { it('should register oauthclients-list resource', () => { registerOAuth2ClientResources(mockServer, mockSimplifierClient); expect(mockServer.resource).toHaveBeenCalledTimes(1); expect(mockServer.resource).toHaveBeenCalledWith( "oauthclients-list", "simplifier://oauthclients", expect.objectContaining({ title: "List All OAuth2 Clients", mimeType: "application/json", description: expect.stringContaining("OAuth2 Clients") }), expect.any(Function) ); }); it('should have correct metadata', () => { registerOAuth2ClientResources(mockServer, mockSimplifierClient); const resourceCall = mockServer.resource.mock.calls[0]; const metadata = resourceCall[2]; expect(metadata.title).toBe("List All OAuth2 Clients"); expect(metadata.mimeType).toBe("application/json"); expect(metadata.description).toContain("OAuth2 Clients"); expect(metadata.description).toContain("clientName"); }); }); describe('resource handler', () => { let resourceHandler: Function; beforeEach(() => { registerOAuth2ClientResources(mockServer, mockSimplifierClient); resourceHandler = mockServer.resource.mock.calls[0][3]; }); it('should return list of OAuth2 clients', async () => { const mockResponse: SimplifierOAuth2ClientsResponse = { authSettings: [ { name: "infraOIDC", mechanism: "OAuth2", description: "Infrastructure OIDC", hasIcon: false }, { name: "Spotify", mechanism: "OAuth2", description: "Spotify OAuth", hasIcon: true } ] }; mockSimplifierClient.listOAuth2Clients.mockResolvedValue(mockResponse); mockWrapResourceResult.mockImplementation(async (_uri, fn) => { const result = await fn(); return { contents: [{ uri: "simplifier://oauthclients", text: JSON.stringify(result), mimeType: "application/json" }] }; }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); expect(mockSimplifierClient.listOAuth2Clients).toHaveBeenCalled(); expect(mockWrapResourceResult).toHaveBeenCalledWith( testUri, expect.any(Function) ); }); it('should format OAuth2 clients correctly', async () => { const mockResponse: SimplifierOAuth2ClientsResponse = { authSettings: [ { name: "btpTest", mechanism: "OAuth2", description: "SAP BTP Test", hasIcon: false }, { name: "vvoauth", mechanism: "OAuth2", description: "VV OAuth Provider", hasIcon: true } ] }; mockSimplifierClient.listOAuth2Clients.mockResolvedValue(mockResponse); let capturedResult: any; mockWrapResourceResult.mockImplementation(async (_uri, fn) => { capturedResult = await fn(); return { contents: [{ uri: "simplifier://oauthclients", text: JSON.stringify(capturedResult), mimeType: "application/json" }] }; }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); expect(capturedResult).toEqual({ oauthClients: [ { name: "btpTest", description: "SAP BTP Test", mechanism: "OAuth2", hasIcon: false }, { name: "vvoauth", description: "VV OAuth Provider", mechanism: "OAuth2", hasIcon: true } ], totalCount: 2, usage: "Use the 'name' field as clientName when creating OAuth2 login methods" }); }); it('should include all client fields', async () => { const mockResponse: SimplifierOAuth2ClientsResponse = { authSettings: [ { name: "testClient", mechanism: "OAuth2", description: "Test OAuth2 Client", hasIcon: true } ] }; mockSimplifierClient.listOAuth2Clients.mockResolvedValue(mockResponse); let capturedResult: any; mockWrapResourceResult.mockImplementation(async (_uri, fn) => { capturedResult = await fn(); return { contents: [{ uri: "simplifier://oauthclients", text: JSON.stringify(capturedResult), mimeType: "application/json" }] }; }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); const firstClient = capturedResult.oauthClients[0]; expect(firstClient).toHaveProperty('name'); expect(firstClient).toHaveProperty('description'); expect(firstClient).toHaveProperty('mechanism'); expect(firstClient).toHaveProperty('hasIcon'); expect(firstClient.mechanism).toBe('OAuth2'); }); it('should handle empty OAuth2 clients list', async () => { const mockResponse: SimplifierOAuth2ClientsResponse = { authSettings: [] }; mockSimplifierClient.listOAuth2Clients.mockResolvedValue(mockResponse); let capturedResult: any; mockWrapResourceResult.mockImplementation(async (_uri, fn) => { capturedResult = await fn(); return { contents: [{ uri: "simplifier://oauthclients", text: JSON.stringify(capturedResult), mimeType: "application/json" }] }; }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); expect(capturedResult).toEqual({ oauthClients: [], totalCount: 0, usage: "Use the 'name' field as clientName when creating OAuth2 login methods" }); }); it('should include usage hint in response', async () => { const mockResponse: SimplifierOAuth2ClientsResponse = { authSettings: [ { name: "testClient", mechanism: "OAuth2", description: "Test", hasIcon: false } ] }; mockSimplifierClient.listOAuth2Clients.mockResolvedValue(mockResponse); let capturedResult: any; mockWrapResourceResult.mockImplementation(async (_uri, fn) => { capturedResult = await fn(); return { contents: [{ uri: "simplifier://oauthclients", text: JSON.stringify(capturedResult), mimeType: "application/json" }] }; }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); expect(capturedResult.usage).toBe("Use the 'name' field as clientName when creating OAuth2 login methods"); }); it('should correctly count total OAuth2 clients', async () => { const mockResponse: SimplifierOAuth2ClientsResponse = { authSettings: [ { name: "client1", mechanism: "OAuth2", description: "Client 1", hasIcon: false }, { name: "client2", mechanism: "OAuth2", description: "Client 2", hasIcon: false }, { name: "client3", mechanism: "OAuth2", description: "Client 3", hasIcon: true }, { name: "client4", mechanism: "OAuth2", description: "Client 4", hasIcon: false }, { name: "client5", mechanism: "OAuth2", description: "Client 5", hasIcon: true } ] }; mockSimplifierClient.listOAuth2Clients.mockResolvedValue(mockResponse); let capturedResult: any; mockWrapResourceResult.mockImplementation(async (_uri, fn) => { capturedResult = await fn(); return { contents: [{ uri: "simplifier://oauthclients", text: JSON.stringify(capturedResult), mimeType: "application/json" }] }; }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); expect(capturedResult.totalCount).toBe(5); expect(capturedResult.oauthClients).toHaveLength(5); }); }); describe('error handling', () => { let resourceHandler: Function; beforeEach(() => { registerOAuth2ClientResources(mockServer, mockSimplifierClient); resourceHandler = mockServer.resource.mock.calls[0][3]; }); it('should handle API errors through wrapResourceResult', async () => { mockSimplifierClient.listOAuth2Clients.mockRejectedValue( new Error("Failed to fetch OAuth2 clients") ); mockWrapResourceResult.mockImplementation(async (uri, fn) => { try { await fn(); return { contents: [{ uri: uri.toString(), text: "Success", mimeType: "application/json" }] }; } catch (error) { return { contents: [{ uri: uri.toString(), text: JSON.stringify({ error: `Failed: ${error}` }), mimeType: "application/json" }] }; } }); const testUri = new URL('simplifier://oauthclients'); await resourceHandler(testUri); expect(mockSimplifierClient.listOAuth2Clients).toHaveBeenCalled(); expect(mockWrapResourceResult).toHaveBeenCalled(); }); }); });