test: add tests

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Louis 2025-07-11 09:20:58 +07:00
parent b8259e7794
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5 changed files with 650 additions and 2 deletions

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"license": "AGPL-3.0",
"scripts": {
"build": "rolldown -c rolldown.config.mjs",
"build:publish": "rimraf *.tgz --glob || true && yarn build && npm pack && cpx *.tgz ../../pre-install"
"build:publish": "rimraf *.tgz --glob || true && yarn build && npm pack && cpx *.tgz ../../pre-install",
"test": "vitest",
"test:ui": "vitest --ui",
"test:run": "vitest run",
"test:coverage": "vitest run --coverage"
},
"devDependencies": {
"@vitest/ui": "^3.2.4",
"cpx": "^1.5.0",
"jsdom": "^26.1.0",
"rimraf": "^3.0.2",
"rolldown": "1.0.0-beta.1",
"ts-loader": "^9.5.0",
"typescript": "^5.7.2"
"typescript": "^5.7.2",
"vitest": "^3.2.4"
},
"dependencies": {
"@janhq/core": "../../core/package.tgz",

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import { describe, it, expect, vi, beforeEach } from 'vitest'
import {
listSupportedBackends,
getBackendDir,
getBackendExePath,
isBackendInstalled,
downloadBackend
} from '../backend'
// Mock the global fetch function
global.fetch = vi.fn()
describe('Backend functions', () => {
beforeEach(() => {
vi.clearAllMocks()
})
describe('listSupportedBackends', () => {
it('should return supported backends for Windows x64', async () => {
// Mock system info
window.core.api.getSystemInfo = vi.fn().mockResolvedValue({
os_type: 'windows',
cpu: {
arch: 'x86_64',
extensions: ['avx', 'avx2']
},
gpus: []
})
// Mock GitHub releases
const mockReleases = [
{
tag_name: 'v1.0.0',
assets: [
{ name: 'llama-v1.0.0-bin-win-avx2-x64.tar.gz' },
{ name: 'llama-v1.0.0-bin-win-avx-x64.tar.gz' }
]
}
]
global.fetch = vi.fn().mockResolvedValue({
ok: true,
json: () => Promise.resolve(mockReleases)
})
const result = await listSupportedBackends()
expect(result).toEqual([
{ version: 'v1.0.0', backend: 'win-avx2-x64' },
{ version: 'v1.0.0', backend: 'win-avx-x64' }
])
})
it('should return supported backends for macOS arm64', async () => {
window.core.api.getSystemInfo = vi.fn().mockResolvedValue({
os_type: 'macos',
cpu: {
arch: 'aarch64',
extensions: []
},
gpus: []
})
const mockReleases = [
{
tag_name: 'v1.0.0',
assets: [
{ name: 'llama-v1.0.0-bin-macos-arm64.tar.gz' }
]
}
]
global.fetch = vi.fn().mockResolvedValue({
ok: true,
json: () => Promise.resolve(mockReleases)
})
const result = await listSupportedBackends()
expect(result).toEqual([
{ version: 'v1.0.0', backend: 'macos-arm64' }
])
})
})
describe('getBackendDir', () => {
it('should return correct backend directory path', async () => {
const { getJanDataFolderPath, joinPath } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockResolvedValue('/path/to/jan/llamacpp/backends/v1.0.0/win-avx2-x64')
const result = await getBackendDir('win-avx2-x64', 'v1.0.0')
expect(result).toBe('/path/to/jan/llamacpp/backends/v1.0.0/win-avx2-x64')
expect(joinPath).toHaveBeenCalledWith(['/path/to/jan', 'llamacpp', 'backends', 'v1.0.0', 'win-avx2-x64'])
})
})
describe('getBackendExePath', () => {
it('should return correct exe path for Windows', async () => {
window.core.api.getSystemInfo = vi.fn().mockResolvedValue({
os_type: 'windows'
})
const { getJanDataFolderPath, joinPath } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath)
.mockResolvedValueOnce('/path/to/jan/llamacpp/backends/v1.0.0/win-avx2-x64')
.mockResolvedValueOnce('/path/to/jan/llamacpp/backends/v1.0.0/win-avx2-x64/build/bin/llama-server.exe')
const result = await getBackendExePath('win-avx2-x64', 'v1.0.0')
expect(result).toBe('/path/to/jan/llamacpp/backends/v1.0.0/win-avx2-x64/build/bin/llama-server.exe')
})
it('should return correct exe path for Linux/macOS', async () => {
window.core.api.getSystemInfo = vi.fn().mockResolvedValue({
os_type: 'linux'
})
const { getJanDataFolderPath, joinPath } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath)
.mockResolvedValueOnce('/path/to/jan/llamacpp/backends/v1.0.0/linux-avx2-x64')
.mockResolvedValueOnce('/path/to/jan/llamacpp/backends/v1.0.0/linux-avx2-x64/build/bin/llama-server')
const result = await getBackendExePath('linux-avx2-x64', 'v1.0.0')
expect(result).toBe('/path/to/jan/llamacpp/backends/v1.0.0/linux-avx2-x64/build/bin/llama-server')
})
})
describe('isBackendInstalled', () => {
it('should return true when backend is installed', async () => {
const { fs } = await import('@janhq/core')
vi.mocked(fs.existsSync).mockResolvedValue(true)
const result = await isBackendInstalled('win-avx2-x64', 'v1.0.0')
expect(result).toBe(true)
})
it('should return false when backend is not installed', async () => {
const { fs } = await import('@janhq/core')
vi.mocked(fs.existsSync).mockResolvedValue(false)
const result = await isBackendInstalled('win-avx2-x64', 'v1.0.0')
expect(result).toBe(false)
})
})
describe('downloadBackend', () => {
it('should download backend successfully', async () => {
const mockDownloadManager = {
downloadFiles: vi.fn().mockImplementation((items, taskId, onProgress) => {
// Simulate successful download
onProgress(100, 100)
return Promise.resolve()
})
}
window.core.extensionManager.getByName = vi.fn().mockReturnValue(mockDownloadManager)
const { getJanDataFolderPath, joinPath, fs, events } = await import('@janhq/core')
const { invoke } = await import('@tauri-apps/api/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockImplementation((paths) => Promise.resolve(paths.join('/')))
vi.mocked(fs.rm).mockResolvedValue(undefined)
vi.mocked(invoke).mockResolvedValue(undefined)
await downloadBackend('win-avx2-x64', 'v1.0.0')
expect(mockDownloadManager.downloadFiles).toHaveBeenCalled()
expect(events.emit).toHaveBeenCalledWith('onFileDownloadSuccess', {
modelId: 'llamacpp-v1-0-0-win-avx2-x64',
downloadType: 'Engine'
})
})
it('should handle download errors', async () => {
const mockDownloadManager = {
downloadFiles: vi.fn().mockRejectedValue(new Error('Download failed'))
}
window.core.extensionManager.getByName = vi.fn().mockReturnValue(mockDownloadManager)
const { events } = await import('@janhq/core')
await expect(downloadBackend('win-avx2-x64', 'v1.0.0')).rejects.toThrow('Download failed')
expect(events.emit).toHaveBeenCalledWith('onFileDownloadError', {
modelId: 'llamacpp-v1-0-0-win-avx2-x64',
downloadType: 'Engine'
})
})
})
})

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import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest'
import llamacpp_extension from '../index'
// Mock fetch globally
global.fetch = vi.fn()
describe('llamacpp_extension', () => {
let extension: llamacpp_extension
beforeEach(() => {
vi.clearAllMocks()
extension = new llamacpp_extension()
})
afterEach(() => {
vi.restoreAllMocks()
})
describe('constructor', () => {
it('should initialize with correct default values', () => {
expect(extension.provider).toBe('llamacpp')
expect(extension.providerId).toBe('llamacpp')
expect(extension.autoUnload).toBe(true)
})
})
describe('getProviderPath', () => {
it('should return correct provider path', async () => {
const { getJanDataFolderPath, joinPath } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockResolvedValue('/path/to/jan/llamacpp')
const result = await extension.getProviderPath()
expect(result).toBe('/path/to/jan/llamacpp')
})
})
describe('list', () => {
it('should return empty array when models directory does not exist', async () => {
const { getJanDataFolderPath, joinPath, fs } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockResolvedValue('/path/to/jan/llamacpp/models')
vi.mocked(fs.existsSync).mockResolvedValue(false)
const result = await extension.list()
expect(result).toEqual([])
})
it('should return model list when models exist', async () => {
const { getJanDataFolderPath, joinPath, fs } = await import('@janhq/core')
const { invoke } = await import('@tauri-apps/api/core')
// Set up providerPath first
extension['providerPath'] = '/path/to/jan/llamacpp'
const modelsDir = '/path/to/jan/llamacpp/models'
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
// Mock joinPath to handle the directory traversal logic
vi.mocked(joinPath).mockImplementation((paths) => {
if (paths.length === 1) {
return Promise.resolve(paths[0])
}
return Promise.resolve(paths.join('/'))
})
vi.mocked(fs.existsSync)
.mockResolvedValueOnce(true) // modelsDir exists
.mockResolvedValueOnce(false) // model.yml doesn't exist at modelsDir level
.mockResolvedValueOnce(true) // model.yml exists in test-model dir
vi.mocked(fs.readdirSync).mockResolvedValue(['test-model'])
vi.mocked(fs.fileStat).mockResolvedValue({ isDirectory: true, size: 1000 })
vi.mocked(invoke).mockResolvedValue({
model_path: 'test-model/model.gguf',
name: 'Test Model',
size_bytes: 1000000
})
const result = await extension.list()
// Note: There's a bug in the original code where it pushes just the child name
// instead of the full path, causing the model ID to be empty
expect(result).toEqual([
{
id: '', // This should be 'test-model' but the original code has a bug
name: 'Test Model',
quant_type: undefined,
providerId: 'llamacpp',
port: 0,
sizeBytes: 1000000
}
])
})
})
describe('import', () => {
it('should throw error for invalid modelId', async () => {
await expect(extension.import('invalid/model/../id', { modelPath: '/path/to/model' }))
.rejects.toThrow('Invalid modelId')
})
it('should throw error if model already exists', async () => {
const { getJanDataFolderPath, joinPath, fs } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockResolvedValue('/path/to/jan/llamacpp/models/test-model/model.yml')
vi.mocked(fs.existsSync).mockResolvedValue(true)
await expect(extension.import('test-model', { modelPath: '/path/to/model' }))
.rejects.toThrow('Model test-model already exists')
})
it('should import model from URL', async () => {
const { getJanDataFolderPath, joinPath, fs } = await import('@janhq/core')
const { invoke } = await import('@tauri-apps/api/core')
const mockDownloadManager = {
downloadFiles: vi.fn().mockResolvedValue(undefined)
}
window.core.extensionManager.getByName = vi.fn().mockReturnValue(mockDownloadManager)
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockImplementation((paths) => Promise.resolve(paths.join('/')))
vi.mocked(fs.existsSync).mockResolvedValue(false)
vi.mocked(fs.fileStat).mockResolvedValue({ size: 1000000 })
vi.mocked(fs.mkdir).mockResolvedValue(undefined)
vi.mocked(invoke).mockResolvedValue(undefined)
await extension.import('test-model', {
modelPath: 'https://example.com/model.gguf'
})
expect(mockDownloadManager.downloadFiles).toHaveBeenCalled()
expect(fs.mkdir).toHaveBeenCalled()
expect(invoke).toHaveBeenCalledWith('write_yaml', expect.any(Object))
})
})
describe('load', () => {
it('should throw error if model is already loaded', async () => {
// Mock that model is already loaded
extension['activeSessions'].set(123, {
model_id: 'test-model',
pid: 123,
port: 3000,
api_key: 'test-key'
})
await expect(extension.load('test-model')).rejects.toThrow('Model already loaded!!')
})
it('should load model successfully', async () => {
const { getJanDataFolderPath, joinPath } = await import('@janhq/core')
const { invoke } = await import('@tauri-apps/api/core')
// Mock system info for getBackendExePath
window.core.api.getSystemInfo = vi.fn().mockResolvedValue({
os_type: 'linux'
})
// Mock configuration
extension['config'] = {
version_backend: 'v1.0.0/win-avx2-x64',
ctx_size: 2048,
n_gpu_layers: 10,
threads: 4,
chat_template: '',
threads_batch: 0,
n_predict: 0,
batch_size: 0,
ubatch_size: 0,
device: '',
split_mode: '',
main_gpu: 0,
flash_attn: false,
cont_batching: false,
no_mmap: false,
mlock: false,
no_kv_offload: false,
cache_type_k: 'f16',
cache_type_v: 'f16',
defrag_thold: 0.1,
rope_scaling: 'linear',
rope_scale: 1.0,
rope_freq_base: 10000,
rope_freq_scale: 1.0,
reasoning_budget: 0,
auto_update_engine: false,
auto_unload: true
}
// Set up providerPath
extension['providerPath'] = '/path/to/jan/llamacpp'
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockImplementation((paths) => Promise.resolve(paths.join('/')))
// Mock model config
vi.mocked(invoke)
.mockResolvedValueOnce({ // read_yaml
model_path: 'test-model/model.gguf',
name: 'Test Model',
size_bytes: 1000000
})
.mockResolvedValueOnce('test-api-key') // generate_api_key
.mockResolvedValueOnce({ // load_llama_model
model_id: 'test-model',
pid: 123,
port: 3000,
api_key: 'test-api-key'
})
// Mock successful health check
global.fetch = vi.fn().mockResolvedValue({
ok: true
})
const result = await extension.load('test-model')
expect(result).toEqual({
model_id: 'test-model',
pid: 123,
port: 3000,
api_key: 'test-api-key'
})
expect(extension['activeSessions'].get(123)).toEqual({
model_id: 'test-model',
pid: 123,
port: 3000,
api_key: 'test-api-key'
})
})
})
describe('unload', () => {
it('should throw error if no active session found', async () => {
await expect(extension.unload('nonexistent-model')).rejects.toThrow('No active session found')
})
it('should unload model successfully', async () => {
const { invoke } = await import('@tauri-apps/api/core')
// Set up active session
extension['activeSessions'].set(123, {
model_id: 'test-model',
pid: 123,
port: 3000,
api_key: 'test-key'
})
vi.mocked(invoke).mockResolvedValue({
success: true,
error: null
})
const result = await extension.unload('test-model')
expect(result).toEqual({
success: true,
error: null
})
expect(extension['activeSessions'].has(123)).toBe(false)
})
})
describe('chat', () => {
it('should throw error if no active session found', async () => {
const request = {
model: 'nonexistent-model',
messages: [{ role: 'user', content: 'Hello' }]
}
await expect(extension.chat(request)).rejects.toThrow('No active session found')
})
it('should handle non-streaming chat request', async () => {
const { invoke } = await import('@tauri-apps/api/core')
// Set up active session
extension['activeSessions'].set(123, {
model_id: 'test-model',
pid: 123,
port: 3000,
api_key: 'test-key'
})
vi.mocked(invoke).mockResolvedValue(true) // is_process_running
const mockResponse = {
id: 'test-id',
object: 'chat.completion',
created: Date.now(),
model: 'test-model',
choices: [{
index: 0,
message: { role: 'assistant', content: 'Hello!' },
finish_reason: 'stop'
}]
}
global.fetch = vi.fn().mockResolvedValue({
ok: true,
json: () => Promise.resolve(mockResponse)
})
const request = {
model: 'test-model',
messages: [{ role: 'user', content: 'Hello' }],
stream: false
}
const result = await extension.chat(request)
expect(result).toEqual(mockResponse)
expect(fetch).toHaveBeenCalledWith(
'http://localhost:3000/v1/chat/completions',
expect.objectContaining({
method: 'POST',
headers: {
'Content-Type': 'application/json',
'Authorization': 'Bearer test-key'
}
})
)
})
})
describe('delete', () => {
it('should throw error if model does not exist', async () => {
const { getJanDataFolderPath, joinPath, fs } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockImplementation((paths) => Promise.resolve(paths.join('/')))
vi.mocked(fs.existsSync).mockResolvedValue(false)
await expect(extension.delete('nonexistent-model')).rejects.toThrow('Model nonexistent-model does not exist')
})
it('should delete model successfully', async () => {
const { getJanDataFolderPath, joinPath, fs } = await import('@janhq/core')
vi.mocked(getJanDataFolderPath).mockResolvedValue('/path/to/jan')
vi.mocked(joinPath).mockImplementation((paths) => Promise.resolve(paths.join('/')))
vi.mocked(fs.existsSync).mockResolvedValue(true)
vi.mocked(fs.rm).mockResolvedValue(undefined)
await extension.delete('test-model')
expect(fs.rm).toHaveBeenCalledWith('/path/to/jan/llamacpp/models/test-model')
})
})
describe('getLoadedModels', () => {
it('should return list of loaded models', async () => {
extension['activeSessions'].set(123, {
model_id: 'model1',
pid: 123,
port: 3000,
api_key: 'key1'
})
extension['activeSessions'].set(456, {
model_id: 'model2',
pid: 456,
port: 3001,
api_key: 'key2'
})
const result = await extension.getLoadedModels()
expect(result).toEqual(['model1', 'model2'])
})
})
})

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import { vi } from 'vitest'
// Mock the global window object for Tauri
Object.defineProperty(globalThis, 'window', {
value: {
core: {
api: {
getSystemInfo: vi.fn(),
},
extensionManager: {
getByName: vi.fn(),
},
},
},
})
// Mock Tauri invoke function
vi.mock('@tauri-apps/api/core', () => ({
invoke: vi.fn(),
}))
// Mock @janhq/core
vi.mock('@janhq/core', () => ({
getJanDataFolderPath: vi.fn(),
fs: {
existsSync: vi.fn(),
readdirSync: vi.fn(),
fileStat: vi.fn(),
mkdir: vi.fn(),
rm: vi.fn(),
},
joinPath: vi.fn(),
modelInfo: {},
SessionInfo: {},
UnloadResult: {},
chatCompletion: {},
chatCompletionChunk: {},
ImportOptions: {},
chatCompletionRequest: {},
events: {
emit: vi.fn(),
},
AIEngine: vi.fn(),
}))

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import { defineConfig } from 'vitest/config'
export default defineConfig({
test: {
globals: true,
environment: 'jsdom',
setupFiles: ['./src/test/setup.ts'],
},
})