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| 1 | +import axios from "axios" |
| 2 | +import { LMStudioClient, LLMInfo } from "@lmstudio/sdk" // LLMInfo is a type |
| 3 | +import { getLMStudioModels, parseLMStudioModel } from "../lmstudio" |
| 4 | +import { ModelInfo, lMStudioDefaultModelInfo } from "@roo-code/types" // ModelInfo is a type |
| 5 | + |
| 6 | +// Mock axios |
| 7 | +jest.mock("axios") |
| 8 | +const mockedAxios = axios as jest.Mocked<typeof axios> |
| 9 | + |
| 10 | +// Mock @lmstudio/sdk |
| 11 | +const mockListDownloadedModels = jest.fn() |
| 12 | +jest.mock("@lmstudio/sdk", () => { |
| 13 | + const originalModule = jest.requireActual("@lmstudio/sdk") |
| 14 | + return { |
| 15 | + ...originalModule, |
| 16 | + LMStudioClient: jest.fn().mockImplementation(() => ({ |
| 17 | + system: { |
| 18 | + listDownloadedModels: mockListDownloadedModels, |
| 19 | + }, |
| 20 | + })), |
| 21 | + } |
| 22 | +}) |
| 23 | +const MockedLMStudioClientConstructor = LMStudioClient as jest.MockedClass<typeof LMStudioClient> |
| 24 | + |
| 25 | +describe("LMStudio Fetcher", () => { |
| 26 | + beforeEach(() => { |
| 27 | + jest.clearAllMocks() |
| 28 | + MockedLMStudioClientConstructor.mockClear() |
| 29 | + }) |
| 30 | + |
| 31 | + describe("parseLMStudioModel", () => { |
| 32 | + it("should correctly parse raw LLMInfo to ModelInfo", () => { |
| 33 | + const rawModel: LLMInfo = { |
| 34 | + architecture: "llama", |
| 35 | + modelKey: "mistral-7b-instruct-v0.2.Q4_K_M.gguf", |
| 36 | + path: "/Users/username/.cache/lm-studio/models/Mistral AI/Mistral-7B-Instruct-v0.2/mistral-7b-instruct-v0.2.Q4_K_M.gguf", |
| 37 | + type: "llm", |
| 38 | + displayName: "Mistral-7B-Instruct-v0.2-Q4_K_M", |
| 39 | + maxContextLength: 8192, |
| 40 | + paramsString: "7B params, 8k context", |
| 41 | + vision: false, |
| 42 | + format: "gguf", |
| 43 | + sizeBytes: 4080000000, |
| 44 | + trainedForToolUse: false, // Added |
| 45 | + } |
| 46 | + |
| 47 | + const expectedModelInfo: ModelInfo = { |
| 48 | + ...lMStudioDefaultModelInfo, |
| 49 | + description: `${rawModel.displayName} - ${rawModel.paramsString} - ${rawModel.path}`, |
| 50 | + contextWindow: rawModel.maxContextLength, |
| 51 | + supportsPromptCache: true, |
| 52 | + supportsImages: rawModel.vision, |
| 53 | + supportsComputerUse: false, |
| 54 | + maxTokens: rawModel.maxContextLength, |
| 55 | + inputPrice: 0, |
| 56 | + outputPrice: 0, |
| 57 | + cacheWritesPrice: 0, |
| 58 | + cacheReadsPrice: 0, |
| 59 | + } |
| 60 | + |
| 61 | + const result = parseLMStudioModel(rawModel) |
| 62 | + expect(result).toEqual(expectedModelInfo) |
| 63 | + }) |
| 64 | + }) |
| 65 | + |
| 66 | + describe("getLMStudioModels", () => { |
| 67 | + const baseUrl = "http://localhost:1234" |
| 68 | + const lmsUrl = "ws://localhost:1234" |
| 69 | + |
| 70 | + const mockRawModel: LLMInfo = { |
| 71 | + architecture: "test-arch", |
| 72 | + modelKey: "test-model-key-1", |
| 73 | + path: "/path/to/test-model-1", |
| 74 | + type: "llm", |
| 75 | + displayName: "Test Model One", |
| 76 | + maxContextLength: 2048, |
| 77 | + paramsString: "1B params, 2k context", |
| 78 | + vision: true, |
| 79 | + format: "gguf", |
| 80 | + sizeBytes: 1000000000, |
| 81 | + trainedForToolUse: false, // Added |
| 82 | + } |
| 83 | + |
| 84 | + it("should fetch and parse models successfully", async () => { |
| 85 | + const mockApiResponse: LLMInfo[] = [mockRawModel] |
| 86 | + mockedAxios.get.mockResolvedValueOnce({ data: { status: "ok" } }) |
| 87 | + mockListDownloadedModels.mockResolvedValueOnce(mockApiResponse) |
| 88 | + |
| 89 | + const result = await getLMStudioModels(baseUrl) |
| 90 | + |
| 91 | + expect(mockedAxios.get).toHaveBeenCalledTimes(1) |
| 92 | + expect(mockedAxios.get).toHaveBeenCalledWith(`${baseUrl}/v1/models`) |
| 93 | + expect(MockedLMStudioClientConstructor).toHaveBeenCalledTimes(1) |
| 94 | + expect(MockedLMStudioClientConstructor).toHaveBeenCalledWith({ baseUrl: lmsUrl }) |
| 95 | + expect(mockListDownloadedModels).toHaveBeenCalledTimes(1) |
| 96 | + |
| 97 | + const expectedParsedModel = parseLMStudioModel(mockRawModel) |
| 98 | + expect(result).toEqual({ [mockRawModel.modelKey]: expectedParsedModel }) |
| 99 | + }) |
| 100 | + |
| 101 | + it("should use default baseUrl if an empty string is provided", async () => { |
| 102 | + const defaultBaseUrl = "http://localhost:1234" |
| 103 | + const defaultLmsUrl = "ws://localhost:1234" |
| 104 | + mockedAxios.get.mockResolvedValueOnce({ data: {} }) |
| 105 | + mockListDownloadedModels.mockResolvedValueOnce([]) |
| 106 | + |
| 107 | + await getLMStudioModels("") |
| 108 | + |
| 109 | + expect(mockedAxios.get).toHaveBeenCalledWith(`${defaultBaseUrl}/v1/models`) |
| 110 | + expect(MockedLMStudioClientConstructor).toHaveBeenCalledWith({ baseUrl: defaultLmsUrl }) |
| 111 | + }) |
| 112 | + |
| 113 | + it("should transform https baseUrl to wss for LMStudioClient", async () => { |
| 114 | + const httpsBaseUrl = "https://securehost:4321" |
| 115 | + const wssLmsUrl = "wss://securehost:4321" |
| 116 | + mockedAxios.get.mockResolvedValueOnce({ data: {} }) |
| 117 | + mockListDownloadedModels.mockResolvedValueOnce([]) |
| 118 | + |
| 119 | + await getLMStudioModels(httpsBaseUrl) |
| 120 | + |
| 121 | + expect(mockedAxios.get).toHaveBeenCalledWith(`${httpsBaseUrl}/v1/models`) |
| 122 | + expect(MockedLMStudioClientConstructor).toHaveBeenCalledWith({ baseUrl: wssLmsUrl }) |
| 123 | + }) |
| 124 | + |
| 125 | + it("should return an empty object if lmsUrl is unparsable", async () => { |
| 126 | + const unparsableBaseUrl = "http://localhost:invalid:port" // Leads to ws://localhost:invalid:port |
| 127 | + |
| 128 | + const result = await getLMStudioModels(unparsableBaseUrl) |
| 129 | + |
| 130 | + expect(result).toEqual({}) |
| 131 | + expect(mockedAxios.get).not.toHaveBeenCalled() |
| 132 | + expect(MockedLMStudioClientConstructor).not.toHaveBeenCalled() |
| 133 | + }) |
| 134 | + |
| 135 | + it("should return an empty object and log error if axios.get fails with a generic error", async () => { |
| 136 | + const consoleErrorSpy = jest.spyOn(console, "error").mockImplementation(() => {}) |
| 137 | + const networkError = new Error("Network connection failed") |
| 138 | + mockedAxios.get.mockRejectedValueOnce(networkError) |
| 139 | + |
| 140 | + const result = await getLMStudioModels(baseUrl) |
| 141 | + |
| 142 | + expect(mockedAxios.get).toHaveBeenCalledTimes(1) |
| 143 | + expect(mockedAxios.get).toHaveBeenCalledWith(`${baseUrl}/v1/models`) |
| 144 | + expect(MockedLMStudioClientConstructor).not.toHaveBeenCalled() |
| 145 | + expect(mockListDownloadedModels).not.toHaveBeenCalled() |
| 146 | + expect(consoleErrorSpy).toHaveBeenCalledWith( |
| 147 | + `Error fetching LMStudio models: ${JSON.stringify(networkError, Object.getOwnPropertyNames(networkError), 2)}`, |
| 148 | + ) |
| 149 | + expect(result).toEqual({}) |
| 150 | + consoleErrorSpy.mockRestore() |
| 151 | + }) |
| 152 | + |
| 153 | + it("should return an empty object and log info if axios.get fails with ECONNREFUSED", async () => { |
| 154 | + const consoleInfoSpy = jest.spyOn(console, "warn").mockImplementation(() => {}) |
| 155 | + const econnrefusedError = new Error("Connection refused") |
| 156 | + ;(econnrefusedError as any).code = "ECONNREFUSED" |
| 157 | + mockedAxios.get.mockRejectedValueOnce(econnrefusedError) |
| 158 | + |
| 159 | + const result = await getLMStudioModels(baseUrl) |
| 160 | + |
| 161 | + expect(mockedAxios.get).toHaveBeenCalledTimes(1) |
| 162 | + expect(mockedAxios.get).toHaveBeenCalledWith(`${baseUrl}/v1/models`) |
| 163 | + expect(MockedLMStudioClientConstructor).not.toHaveBeenCalled() |
| 164 | + expect(mockListDownloadedModels).not.toHaveBeenCalled() |
| 165 | + expect(consoleInfoSpy).toHaveBeenCalledWith(`Error connecting to LMStudio at ${baseUrl}`) |
| 166 | + expect(result).toEqual({}) |
| 167 | + consoleInfoSpy.mockRestore() |
| 168 | + }) |
| 169 | + |
| 170 | + it("should return an empty object and log error if listDownloadedModels fails", async () => { |
| 171 | + const consoleErrorSpy = jest.spyOn(console, "error").mockImplementation(() => {}) |
| 172 | + const listError = new Error("LMStudio SDK internal error") |
| 173 | + |
| 174 | + mockedAxios.get.mockResolvedValueOnce({ data: {} }) |
| 175 | + mockListDownloadedModels.mockRejectedValueOnce(listError) |
| 176 | + |
| 177 | + const result = await getLMStudioModels(baseUrl) |
| 178 | + |
| 179 | + expect(mockedAxios.get).toHaveBeenCalledTimes(1) |
| 180 | + expect(MockedLMStudioClientConstructor).toHaveBeenCalledTimes(1) |
| 181 | + expect(MockedLMStudioClientConstructor).toHaveBeenCalledWith({ baseUrl: lmsUrl }) |
| 182 | + expect(mockListDownloadedModels).toHaveBeenCalledTimes(1) |
| 183 | + expect(consoleErrorSpy).toHaveBeenCalledWith( |
| 184 | + `Error fetching LMStudio models: ${JSON.stringify(listError, Object.getOwnPropertyNames(listError), 2)}`, |
| 185 | + ) |
| 186 | + expect(result).toEqual({}) |
| 187 | + consoleErrorSpy.mockRestore() |
| 188 | + }) |
| 189 | + }) |
| 190 | +}) |
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