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const mockUser = {
_id: 'fakeId',
save: jest.fn(),
findByIdAndDelete: jest.fn(),
};
var mockPluginService = {
updateUserPluginAuth: jest.fn(),
deleteUserPluginAuth: jest.fn(),
getUserPluginAuthValue: jest.fn(),
};
jest.mock('../../../../models/User', () => {
return function () {
return mockUser;
};
});
jest.mock('../../../../server/services/PluginService', () => mockPluginService);
const User = require('../../../../models/User');
const { validateTools, loadTools } = require('./');
const PluginService = require('../../../../server/services/PluginService');
const { BaseChatModel } = require('langchain/chat_models/openai');
const { Calculator } = require('langchain/tools/calculator');
const { availableTools, OpenAICreateImage, GoogleSearchAPI, StructuredSD } = require('../');
describe('Tool Handlers', () => {
let fakeUser;
const pluginKey = 'dall-e';
const pluginKey2 = 'wolfram';
const initialTools = [pluginKey, pluginKey2];
const ToolClass = OpenAICreateImage;
const mockCredential = 'mock-credential';
const mainPlugin = availableTools.find((tool) => tool.pluginKey === pluginKey);
const authConfigs = mainPlugin.authConfig;
beforeAll(async () => {
mockUser.save.mockResolvedValue(undefined);
const userAuthValues = {};
mockPluginService.getUserPluginAuthValue.mockImplementation((userId, authField) => {
return userAuthValues[`${userId}-${authField}`];
});
mockPluginService.updateUserPluginAuth.mockImplementation(
(userId, authField, _pluginKey, credential) => {
userAuthValues[`${userId}-${authField}`] = credential;
},
);
fakeUser = new User({
name: 'Fake User',
username: 'fakeuser',
email: '[email protected]',
emailVerified: false,
password: 'fakepassword123',
avatar: '',
provider: 'local',
role: 'USER',
googleId: null,
plugins: [],
refreshToken: [],
});
await fakeUser.save();
for (const authConfig of authConfigs) {
await PluginService.updateUserPluginAuth(
fakeUser._id,
authConfig.authField,
pluginKey,
mockCredential,
);
}
});
afterAll(async () => {
await mockUser.findByIdAndDelete(fakeUser._id);
for (const authConfig of authConfigs) {
await PluginService.deleteUserPluginAuth(fakeUser._id, authConfig.authField);
}
});
describe('validateTools', () => {
it('returns valid tools given input tools and user authentication', async () => {
const validTools = await validateTools(fakeUser._id, initialTools);
expect(validTools).toBeDefined();
console.log('validateTools: validTools', validTools);
expect(validTools.some((tool) => tool === pluginKey)).toBeTruthy();
expect(validTools.length).toBeGreaterThan(0);
});
it('removes tools without valid credentials from the validTools array', async () => {
const validTools = await validateTools(fakeUser._id, initialTools);
expect(validTools.some((tool) => tool.pluginKey === pluginKey2)).toBeFalsy();
});
it('returns an empty array when no authenticated tools are provided', async () => {
const validTools = await validateTools(fakeUser._id, []);
expect(validTools).toEqual([]);
});
it('should validate a tool from an Environment Variable', async () => {
const plugin = availableTools.find((tool) => tool.pluginKey === pluginKey2);
const authConfigs = plugin.authConfig;
for (const authConfig of authConfigs) {
process.env[authConfig.authField] = mockCredential;
}
const validTools = await validateTools(fakeUser._id, [pluginKey2]);
expect(validTools.length).toEqual(1);
for (const authConfig of authConfigs) {
delete process.env[authConfig.authField];
}
});
});
describe('loadTools', () => {
let toolFunctions;
let loadTool1;
let loadTool2;
let loadTool3;
const sampleTools = [...initialTools, 'calculator'];
let ToolClass2 = Calculator;
let remainingTools = availableTools.filter(
(tool) => sampleTools.indexOf(tool.pluginKey) === -1,
);
beforeAll(async () => {
toolFunctions = await loadTools({
user: fakeUser._id,
model: BaseChatModel,
tools: sampleTools,
});
loadTool1 = toolFunctions[sampleTools[0]];
loadTool2 = toolFunctions[sampleTools[1]];
loadTool3 = toolFunctions[sampleTools[2]];
});
it('returns the expected load functions for requested tools', async () => {
expect(loadTool1).toBeDefined();
expect(loadTool2).toBeDefined();
expect(loadTool3).toBeDefined();
for (const tool of remainingTools) {
expect(toolFunctions[tool.pluginKey]).toBeUndefined();
}
});
it('should initialize an authenticated tool or one without authentication', async () => {
const authTool = await loadTool1();
const tool = await loadTool3();
expect(authTool).toBeInstanceOf(ToolClass);
expect(tool).toBeInstanceOf(ToolClass2);
});
it('should throw an error for an unauthenticated tool', async () => {
try {
await loadTool2();
} catch (error) {
// eslint-disable-next-line jest/no-conditional-expect
expect(error).toBeDefined();
}
});
it('should initialize an authenticated tool through Environment Variables', async () => {
let testPluginKey = 'google';
let TestClass = GoogleSearchAPI;
const plugin = availableTools.find((tool) => tool.pluginKey === testPluginKey);
const authConfigs = plugin.authConfig;
for (const authConfig of authConfigs) {
process.env[authConfig.authField] = mockCredential;
}
toolFunctions = await loadTools({
user: fakeUser._id,
model: BaseChatModel,
tools: [testPluginKey],
});
const Tool = await toolFunctions[testPluginKey]();
expect(Tool).toBeInstanceOf(TestClass);
});
it('returns an empty object when no tools are requested', async () => {
toolFunctions = await loadTools({
user: fakeUser._id,
model: BaseChatModel,
});
expect(toolFunctions).toEqual({});
});
it('should return the StructuredTool version when using functions', async () => {
process.env.SD_WEBUI_URL = mockCredential;
toolFunctions = await loadTools({
user: fakeUser._id,
model: BaseChatModel,
tools: ['stable-diffusion'],
functions: true,
});
const structuredTool = await toolFunctions['stable-diffusion']();
expect(structuredTool).toBeInstanceOf(StructuredSD);
delete process.env.SD_WEBUI_URL;
});
});
});
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