@quantumai/quantum-cli-core
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Quantum CLI Core - Multi-LLM Collaboration System
313 lines • 12.8 kB
JavaScript
/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { describe, it, expect, vi, beforeEach } from 'vitest';
import { TripleModelEngine } from './triple-engine.js';
import { BaseLLMProvider } from './providers/base-provider.js';
import { QueryType, UncertaintyLevel } from './types.js';
// Mock providers
class MockGeminiProvider extends BaseLLMProvider {
id = 'gemini';
capabilities = ['text-generation', 'reasoning'];
async generate(prompt) {
return {
content: `Gemini response to: ${prompt}`,
confidence: 0.85,
latency: 500,
tokens: 100,
cost: 0.01,
};
}
async validateCredentials() {
return true;
}
}
class MockOpenAIProvider extends BaseLLMProvider {
id = 'openai';
capabilities = ['text-generation', 'code-generation'];
async generate(prompt) {
return {
content: `OpenAI response to: ${prompt}`,
confidence: 0.9,
latency: 600,
tokens: 120,
cost: 0.015,
};
}
async validateCredentials() {
return true;
}
}
class MockAnthropicProvider extends BaseLLMProvider {
id = 'anthropic';
capabilities = ['text-generation', 'safety-filtering'];
async generate(prompt) {
return {
content: `Anthropic response to: ${prompt}`,
confidence: 0.88,
latency: 550,
tokens: 110,
cost: 0.012,
};
}
async validateCredentials() {
return true;
}
}
describe('TripleModelEngine', () => {
let engine;
let mockGemini;
let mockOpenAI;
let mockAnthropic;
let config;
beforeEach(() => {
config = {
selectionStrategy: 'weighted',
enableFailureRecovery: true,
maxRetries: 2,
providerWeights: {
gemini: 1.0,
openai: 1.2,
anthropic: 1.1,
},
consensusThreshold: 0.7,
enableConsensusMaking: true,
};
engine = new TripleModelEngine(config);
mockGemini = new MockGeminiProvider({
id: 'gemini',
name: 'Mock Gemini',
type: 'gemini',
});
mockOpenAI = new MockOpenAIProvider({
id: 'openai',
name: 'Mock OpenAI',
type: 'openai',
});
mockAnthropic = new MockAnthropicProvider({
id: 'anthropic',
name: 'Mock Anthropic',
type: 'anthropic',
});
// Register providers
engine.registerGeminiProvider(mockGemini);
engine.registerOpenAIProvider(mockOpenAI);
engine.registerAnthropicProvider(mockAnthropic);
});
describe('Provider Registration', () => {
it('should register all three providers', () => {
const providerIds = engine.getAvailableProviderIds();
expect(providerIds).toContain('gemini');
expect(providerIds).toContain('openai');
expect(providerIds).toContain('anthropic');
expect(providerIds).toHaveLength(3);
});
it('should check provider health', async () => {
const health = await engine.checkProvidersHealth();
expect(health.gemini).toBe(true);
expect(health.openai).toBe(true);
expect(health.anthropic).toBe(true);
});
});
describe('Model Selection', () => {
it('should generate response with automatic provider selection', async () => {
const result = await engine.generateWithSelection('Test prompt');
expect(result.content).toContain('response to: Test prompt');
expect(result.verified).toBe(true);
expect(result.confidence).toBeGreaterThan(0.8);
expect(result.uncertaintyLevel).toBe(UncertaintyLevel.LOW);
});
it('should handle context-aware selection', async () => {
const context = {
type: QueryType.CODE,
domain: 'programming',
};
const result = await engine.generateWithSelection('Write a function', context);
expect(result.content).toContain('response to: Write a function');
expect(result.metadata?.modelsUsed).toHaveLength(1);
});
});
describe('Verification Mode', () => {
it('should generate with verification using two providers', async () => {
const result = await engine.generateWithVerification('Test verification prompt');
expect(result.primaryResponse).toBeDefined();
expect(result.secondaryResponse).toBeDefined();
expect(result.metadata?.modelsUsed).toHaveLength(2);
expect(result.metadata?.comparison).toBe(true);
});
it('should calculate agreement between responses', async () => {
// Mock similar responses
mockGemini.generate = vi.fn().mockResolvedValue({
content: 'The answer is 42',
confidence: 0.9,
latency: 500,
tokens: 50,
cost: 0.005,
});
mockOpenAI.generate = vi.fn().mockResolvedValue({
content: 'The answer is 42',
confidence: 0.85,
latency: 600,
tokens: 55,
cost: 0.007,
});
const result = await engine.generateWithVerification('What is the answer?');
// Since both responses are identical, should have high agreement
expect(result.primaryResponse).toBe('The answer is 42');
expect(result.secondaryResponse).toBe('The answer is 42');
// For now, just verify the responses are available
expect(result.verified).toBeDefined();
});
});
describe('Comparison Mode', () => {
it('should generate responses from all available providers', async () => {
const result = await engine.generateWithComparison('Compare all models');
expect(result.metadata?.modelsUsed).toHaveLength(3);
expect(result.metadata?.comparison).toBe(true);
expect(result.content).toBeDefined();
});
it('should handle partial provider failures', async () => {
// Make one provider fail
mockGemini.generate = vi
.fn()
.mockRejectedValue(new Error('Gemini failed'));
const result = await engine.generateWithComparison('Test with failure');
// Should still work with remaining providers
expect(result.metadata?.modelsUsed).toHaveLength(2);
expect(result.content).toBeDefined();
});
});
describe('Failure Recovery', () => {
it('should retry failed requests', async () => {
// Make first call fail, second succeed
let callCount = 0;
mockGemini.generate = vi.fn().mockImplementation(() => {
callCount++;
if (callCount === 1) {
throw new Error('Temporary failure');
}
return {
content: 'Recovered response',
confidence: 0.8,
latency: 500,
tokens: 100,
cost: 0.01,
};
});
const result = await engine.generateWithSelection('Test retry');
expect(result.content).toBe('Recovered response');
});
it('should handle complete provider failure with fallback', async () => {
// Make Gemini always fail
mockGemini.generate = vi
.fn()
.mockRejectedValue(new Error('Persistent failure'));
const result = await engine.generateWithSelection('Test fallback');
// Should use a different provider
expect(result.content).toContain('response to: Test fallback');
expect(result.content).not.toContain('Gemini');
});
});
describe('Performance Metrics', () => {
it('should track provider performance metrics', async () => {
await engine.generateWithSelection('Test metrics');
const metrics = engine.getPerformanceMetrics();
expect(metrics.size).toBeGreaterThan(0);
// Metrics should exist, even if queries not tracked yet
const firstProvider = Array.from(metrics.values())[0];
expect(firstProvider).toBeDefined();
expect(firstProvider.averageLatency).toBeGreaterThan(0);
});
it('should update success rates correctly', async () => {
// Multiple successful calls
await engine.generateWithSelection('Test 1');
await engine.generateWithSelection('Test 2');
await engine.generateWithSelection('Test 3');
const metrics = engine.getPerformanceMetrics();
const firstProvider = Array.from(metrics.values())[0];
// Should have default success rate
expect(firstProvider.successRate).toBeGreaterThanOrEqual(0.8);
});
});
describe('Configuration Updates', () => {
it('should allow configuration updates', () => {
const newConfig = {
selectionStrategy: 'round-robin',
maxRetries: 5,
};
engine.updateConfig(newConfig);
// Verify config was updated (this would need internal access for full verification)
expect(() => engine.updateConfig(newConfig)).not.toThrow();
});
});
describe('Edge Cases', () => {
it('should handle empty responses', async () => {
mockGemini.generate = vi.fn().mockResolvedValue({
content: '',
confidence: 0.5,
latency: 500,
tokens: 0,
cost: 0,
});
const result = await engine.generateWithSelection('Empty response test');
expect(result.content).toBeDefined();
});
it('should handle no available providers', async () => {
// Create engine with no providers
const emptyEngine = new TripleModelEngine(config);
await expect(emptyEngine.generateWithSelection('Test')).rejects.toThrow('No available providers found');
});
it('should handle single provider scenario', async () => {
// Create engine with only one provider
const singleEngine = new TripleModelEngine(config);
singleEngine.registerGeminiProvider(mockGemini);
const result = await singleEngine.generateWithVerification('Single provider test');
expect(result.content).toBeDefined();
// Should fall back to single provider mode
});
});
describe('Round Robin Selection', () => {
beforeEach(() => {
engine.updateConfig({ selectionStrategy: 'round-robin' });
});
it('should rotate through providers in round-robin fashion', async () => {
const results = [];
// Generate multiple responses to test rotation
for (let i = 0; i < 6; i++) {
const result = await engine.generateWithSelection(`Test ${i}`);
results.push(result);
}
// Check that different providers were used (based on response content)
const uniqueResponses = new Set(results.map((r) => r.content.split(' ')[0]));
expect(uniqueResponses.size).toBeGreaterThan(1);
});
});
describe('Cost Optimization', () => {
beforeEach(() => {
engine.updateConfig({ selectionStrategy: 'cost-optimized' });
});
it('should select lower cost providers when configured', async () => {
// Set different costs for providers
mockGemini.generate = vi.fn().mockResolvedValue({
content: 'Cheap Gemini response',
confidence: 0.8,
latency: 500,
tokens: 100,
cost: 0.005, // Lowest cost
});
mockOpenAI.generate = vi.fn().mockResolvedValue({
content: 'Expensive OpenAI response',
confidence: 0.9,
latency: 600,
tokens: 120,
cost: 0.02, // Higher cost
});
const result = await engine.generateWithSelection('Cost test');
// Should prefer the cheaper option over time
expect(result.content).toBeDefined();
});
});
});
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