| 1 | import type { AiAvailabilityService } from '../../ai-availability' |
| 2 | import { Logger } from '@nestjs/common' |
| 3 | import { ContentGenerationTaskRepository } from '@yikart/mongodb' |
| 4 | import { vi } from 'vitest' |
| 5 | import { UtilMcp, UtilToolName } from './util.mcp' |
| 6 | |
| 7 | describe('utilMcp', () => { |
| 8 | let utilMcp: UtilMcp |
| 9 | let mockLogger: Logger |
| 10 | let mockContentGenerateRepository: vi.Mocked<ContentGenerationTaskRepository> |
| 11 | let mockAiAvailability: vi.Mocked<Pick<AiAvailabilityService, 'execute'>> |
| 12 | |
| 13 | beforeEach(() => { |
| 14 | mockLogger = { |
| 15 | debug: vi.fn(), |
| 16 | error: vi.fn(), |
| 17 | fatal: vi.fn(), |
| 18 | } as unknown as Logger |
| 19 | |
| 20 | mockContentGenerateRepository = { |
| 21 | updateById: vi.fn().mockResolvedValue(undefined), |
| 22 | } as unknown as vi.Mocked<ContentGenerationTaskRepository> |
| 23 | |
| 24 | mockAiAvailability = { |
| 25 | execute: vi.fn().mockImplementation((_ctx: unknown, fn: () => unknown) => (fn as () => Promise<unknown>)()), |
| 26 | } as unknown as vi.Mocked<Pick<AiAvailabilityService, 'execute'>> |
| 27 | |
| 28 | utilMcp = new UtilMcp(mockContentGenerateRepository, mockAiAvailability as unknown as AiAvailabilityService) |
| 29 | // Override the logger for testing |
| 30 | Object.defineProperty(utilMcp, 'logger', { value: mockLogger }) |
| 31 | }) |
| 32 | |
| 33 | describe('getCurrentTime', () => { |
| 34 | it('should return current time in ISO 8601 format', async () => { |
| 35 | const result = await utilMcp.getCurrentTime.handler({}, {}) |
| 36 | |
| 37 | expect(result.isError).toBeUndefined() |
| 38 | expect(result.content).toBeDefined() |
| 39 | expect(result.content[0]).toHaveProperty('type', 'text') |
| 40 | |
| 41 | const textContent = result.content[0] as { type: 'text', text: string } |
| 42 | expect(textContent.text).toContain('Current time:') |
| 43 | expect(textContent.text).toContain('ISO 8601:') |
| 44 | // Verify it contains a valid ISO date format |
| 45 | expect(textContent.text).toMatch(/\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}/) |
| 46 | }) |
| 47 | |
| 48 | it('should have correct tool name', () => { |
| 49 | expect(utilMcp.getCurrentTime.name).toBe(UtilToolName.GetCurrentTime) |
| 50 | }) |
| 51 | }) |
| 52 | |
| 53 | describe('wait', () => { |
| 54 | beforeEach(() => { |
| 55 | vi.useFakeTimers() |
| 56 | }) |
| 57 | |
| 58 | afterEach(() => { |
| 59 | vi.useRealTimers() |
| 60 | }) |
| 61 | |
| 62 | it('should wait for specified seconds', async () => { |
| 63 | const waitPromise = utilMcp.wait.handler({ seconds: 5 }, {}) |
| 64 | |
| 65 | // Fast-forward time |
| 66 | vi.advanceTimersByTime(5000) |
| 67 | |
| 68 | const result = await waitPromise |
| 69 | |
| 70 | expect(result.isError).toBeUndefined() |
| 71 | expect(result.content).toBeDefined() |
| 72 | const textContent = result.content[0] as { type: 'text', text: string } |
| 73 | expect(textContent.text).toBe('Waited for 5 seconds') |
| 74 | }) |
| 75 | |
| 76 | it('should have correct tool name', () => { |
| 77 | expect(utilMcp.wait.name).toBe(UtilToolName.Wait) |
| 78 | }) |
| 79 | |
| 80 | it('should have correct description', () => { |
| 81 | expect(utilMcp.wait.description).toContain('Wait for a specified number of seconds') |
| 82 | }) |
| 83 | }) |
| 84 | |
| 85 | describe('createSetTitleTool', () => { |
| 86 | const taskId = 'test-task-id' |
| 87 | |
| 88 | it('should update title in repository', async () => { |
| 89 | const [setTitleTool, , cleanup] = utilMcp.createSetTitleTool(taskId) |
| 90 | |
| 91 | const result = await setTitleTool.handler({ title: 'New Title' }, {}) |
| 92 | |
| 93 | expect(mockContentGenerateRepository.updateById).toHaveBeenCalledWith(taskId, { |
| 94 | title: 'New Title', |
| 95 | }) |
| 96 | expect(result.isError).toBeUndefined() |
| 97 | const textContent = result.content[0] as { type: 'text', text: string } |
| 98 | expect(textContent.text).toBe('Title updated successfully') |
| 99 | |
| 100 | cleanup() |
| 101 | }) |
| 102 | |
| 103 | it('should emit title update event via Subject', async () => { |
| 104 | const [setTitleTool, titleObservable, cleanup] = utilMcp.createSetTitleTool(taskId) |
| 105 | |
| 106 | const emittedEvents: unknown[] = [] |
| 107 | const subscription = titleObservable.subscribe(event => emittedEvents.push(event)) |
| 108 | |
| 109 | await setTitleTool.handler({ title: 'Test Title' }, {}) |
| 110 | |
| 111 | expect(emittedEvents).toHaveLength(1) |
| 112 | expect(emittedEvents[0]).toMatchObject({ |
| 113 | taskId, |
| 114 | title: 'Test Title', |
| 115 | }) |
| 116 | |
| 117 | subscription.unsubscribe() |
| 118 | cleanup() |
| 119 | }) |
| 120 | |
| 121 | it('should have correct tool name', () => { |
| 122 | const [setTitleTool, , cleanup] = utilMcp.createSetTitleTool(taskId) |
| 123 | |
| 124 | expect(setTitleTool.name).toBe(UtilToolName.SetTitle) |
| 125 | |
| 126 | cleanup() |
| 127 | }) |
| 128 | |
| 129 | it('should complete subject on cleanup', () => { |
| 130 | const [, titleObservable, cleanup] = utilMcp.createSetTitleTool(taskId) |
| 131 | |
| 132 | let completed = false |
| 133 | titleObservable.subscribe({ |
| 134 | complete: () => { |
| 135 | completed = true |
| 136 | }, |
| 137 | }) |
| 138 | |
| 139 | cleanup() |
| 140 | |
| 141 | expect(completed).toBe(true) |
| 142 | }) |
| 143 | }) |
| 144 | |
| 145 | describe('server', () => { |
| 146 | it('should create server with correct name', () => { |
| 147 | expect(utilMcp.server).toBeDefined() |
| 148 | expect(utilMcp.server.name).toBe('util') |
| 149 | }) |
| 150 | |
| 151 | it('should include wait and getCurrentTime tools', () => { |
| 152 | const server = utilMcp.server as { tools?: Array<{ name: string }> } |
| 153 | const tools = server.tools |
| 154 | expect(tools).toBeDefined() |
| 155 | expect(tools?.length).toBeGreaterThanOrEqual(2) |
| 156 | |
| 157 | const toolNames = tools?.map(t => t.name) |
| 158 | expect(toolNames).toContain(UtilToolName.Wait) |
| 159 | expect(toolNames).toContain(UtilToolName.GetCurrentTime) |
| 160 | }) |
| 161 | }) |
| 162 | }) |
| 163 |