@clduab11/gemini-flow
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Revolutionary AI agent swarm coordination platform with Google Services integration, multimedia processing, and production-ready monitoring. Features 8 Google AI services, quantum computing capabilities, and enterprise-grade security.
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text/typescript
/**
* Test Utilities and Factories for Google Services TDD Test Suites
*
* Comprehensive testing utilities following London School TDD practices
* with mock factories, test data generators, and custom matchers.
*/
import { jest } from "@jest/globals";
import { EventEmitter } from "events";
import {
ServiceResponse,
ServiceError,
ResponseMetadata,
PerformanceMetrics,
StreamingConfig,
StreamChunk,
AgentEnvironment,
ResourceAllocation,
AutomationTask,
VideoGenerationRequest,
ResearchHypothesis,
AudioConfig,
MusicCompositionConfig,
} from "../interfaces.js";
// ==================== Mock Factories ====================
export class MockFactory {
/**
* Creates a mock service response with consistent structure
*/
static createServiceResponse<T>(
success: boolean = true,
data?: T,
error?: ServiceError,
): ServiceResponse<T> {
return {
success,
data,
error,
metadata: this.createResponseMetadata(),
};
}
/**
* Creates mock response metadata
*/
static createResponseMetadata(): ResponseMetadata {
return {
requestId: `req_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
timestamp: new Date(),
processingTime: Math.floor(Math.random() * 1000),
region: "test-region",
quotaUsed: Math.floor(Math.random() * 100),
rateLimitRemaining: Math.floor(Math.random() * 1000),
};
}
/**
* Creates a mock service error
*/
static createServiceError(
code: string = "TEST_ERROR",
message: string = "Test error message",
retryable: boolean = false,
): ServiceError {
return {
code,
message,
retryable,
timestamp: new Date(),
details: { testError: true },
};
}
/**
* Creates mock performance metrics
*/
static createPerformanceMetrics(): PerformanceMetrics {
return {
latency: {
mean: Math.random() * 100,
p50: Math.random() * 100,
p95: Math.random() * 200,
p99: Math.random() * 500,
max: Math.random() * 1000,
},
throughput: {
requestsPerSecond: Math.random() * 1000,
bytesPerSecond: Math.random() * 1024 * 1024,
operationsPerSecond: Math.random() * 500,
},
utilization: {
cpu: Math.random() * 100,
memory: Math.random() * 100,
disk: Math.random() * 100,
network: Math.random() * 100,
gpu: Math.random() * 100,
},
errors: {
rate: Math.random() * 10,
percentage: Math.random() * 5,
types: {
network_error: Math.floor(Math.random() * 10),
validation_error: Math.floor(Math.random() * 5),
timeout_error: Math.floor(Math.random() * 3),
},
},
};
}
/**
* Creates mock streaming configuration
*/
static createStreamingConfig(): StreamingConfig {
return {
bufferSize: 32768,
chunkSize: 8192,
timeout: 30000,
compression: true,
protocol: "websocket",
};
}
/**
* Creates mock stream chunk
*/
static createStreamChunk<T>(
data: T,
sequence: number = 0,
final: boolean = false,
): StreamChunk<T> {
return {
id: `chunk_${sequence}_${Date.now()}`,
sequence,
data,
final,
metadata: {
timestamp: new Date(),
size: JSON.stringify(data).length,
checksum: `checksum_${sequence}`,
},
};
}
/**
* Creates mock agent environment
*/
static createAgentEnvironment(): AgentEnvironment {
return {
id: `env_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
name: "test-environment",
type: "testing",
resources: this.createResourceAllocation(),
isolation: {
level: "container",
restrictions: ["limited_network_access"],
allowedServices: ["logging", "monitoring"],
security: {
encryption: true,
authentication: true,
authorization: true,
auditing: true,
policies: [],
},
},
networking: {
vpc: "test-vpc",
subnet: "test-subnet",
firewall: [],
loadBalancing: false,
},
storage: {
type: "local",
size: 1024,
encryption: true,
backup: {
enabled: true,
frequency: "daily",
retention: 7,
location: "local",
},
},
};
}
/**
* Creates mock resource allocation
*/
static createResourceAllocation(): ResourceAllocation {
return {
cpu: 4,
memory: 8192,
storage: 102400,
gpu: {
type: "NVIDIA_T4",
memory: 16384,
count: 1,
sharedAccess: false,
},
networking: {
bandwidth: 1000,
connections: 1000,
ports: [8080, 8443],
},
};
}
/**
* Creates mock automation task
*/
static createAutomationTask(): AutomationTask {
return {
id: `task_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
name: "Test Automation Task",
steps: [
{
type: "navigate",
value: "https://example.com",
timeout: 30000,
},
{
type: "click",
selector: "#submit-button",
timeout: 5000,
},
{
type: "wait",
value: 1000,
},
],
conditions: [
{
type: "element_present",
selector: "#confirmation",
value: undefined,
},
],
timeout: 300000,
retryPolicy: {
maxAttempts: 3,
backoffStrategy: "exponential",
baseDelay: 1000,
maxDelay: 30000,
},
};
}
/**
* Creates mock video generation request
*/
static createVideoGenerationRequest(): VideoGenerationRequest {
return {
prompt: "A serene landscape with mountains and a lake",
style: {
type: "realistic",
mood: "peaceful",
colorPalette: ["#87CEEB", "#228B22", "#8B4513"],
lighting: {
type: "natural",
intensity: 0.8,
direction: "top-left",
color: "#FFFFFF",
},
camera: {
angle: "wide",
movement: {
type: "static",
speed: 0,
smoothness: 1,
},
focus: {
type: "auto",
depth: 0.5,
},
depth: {
enabled: true,
range: [0.1, 100],
falloff: 0.8,
},
},
},
resolution: {
width: 1920,
height: 1080,
aspectRatio: "16:9",
},
duration: 30,
frameRate: 30,
format: {
container: "mp4",
codec: "h264",
bitrate: 5000000,
},
quality: {
preset: "high",
customSettings: {
renderSamples: 128,
denoising: true,
motionBlur: true,
antiAliasing: true,
},
},
effects: [
{
type: "color_grading",
parameters: { saturation: 1.2, contrast: 1.1 },
timing: { start: 0, duration: 30, easing: "linear" },
},
],
};
}
/**
* Creates mock research hypothesis
*/
static createResearchHypothesis(): ResearchHypothesis {
return {
id: `hypothesis_${Date.now()}_${Math.random().toString(36).substr(2, 9)}`,
statement:
"Increased temperature leads to faster chemical reaction rates",
variables: [
{
name: "temperature",
type: "independent",
dataType: "numerical",
measurement: {
unit: "celsius",
scale: [0, 100],
precision: 0.1,
method: "digital_thermometer",
},
},
{
name: "reaction_rate",
type: "dependent",
dataType: "numerical",
measurement: {
unit: "mol/L/s",
scale: [0, 10],
precision: 0.01,
method: "spectrophotometry",
},
},
],
methodology: {
design: "experimental",
sampling: {
method: "random",
size: 100,
criteria: {
inclusion: ["room_temperature_stable"],
exclusion: ["contaminated_samples"],
},
},
analysis: {
statistical: [
{
name: "linear_regression",
type: "parametric",
assumptions: ["normality", "linearity", "independence"],
parameters: { alpha: 0.05 },
},
],
significance: 0.05,
power: 0.8,
corrections: ["bonferroni"],
},
validation: {
crossValidation: true,
holdoutSet: 20,
reproducibility: {
seed: 42,
environment: "controlled_lab",
dependencies: ["python==3.9", "numpy==1.21.0"],
documentation: true,
},
},
},
predictions: [
{
variable: "reaction_rate",
direction: "increase",
magnitude: 1.5,
confidence: 0.8,
},
],
significance: 0.85,
};
}
/**
* Creates mock audio configuration
*/
static createAudioConfig(): AudioConfig {
return {
sampleRate: 48000,
bitDepth: 24,
channels: 2,
format: {
container: "wav",
codec: "pcm",
bitrate: 1536000,
},
compression: {
enabled: false,
algorithm: "lossless",
quality: 100,
},
};
}
/**
* Creates mock music composition configuration
*/
static createMusicCompositionConfig(): MusicCompositionConfig {
return {
style: {
genre: "classical",
subgenre: "baroque",
influences: ["bach", "vivaldi"],
characteristics: ["counterpoint", "ornamental"],
},
structure: {
sections: [
{
name: "exposition",
type: "intro",
duration: 32,
key: { tonic: "C", mode: "major", accidentals: [] },
},
{
name: "development",
type: "verse",
duration: 48,
key: { tonic: "G", mode: "major", accidentals: [] },
},
],
transitions: [
{
from: "exposition",
to: "development",
type: "bridge",
duration: 4,
},
],
dynamics: {
overall: "mf",
variation: true,
crescendos: [
{
start: 16,
duration: 8,
fromLevel: "mp",
toLevel: "f",
},
],
},
},
instruments: [
{
id: "violin1",
type: "melodic",
midiProgram: 40,
channel: 0,
volume: 80,
pan: -20,
effects: [],
},
],
tempo: {
bpm: 120,
variations: [],
swing: 0,
},
key: {
tonic: "C",
mode: "major",
accidentals: [],
},
timeSignature: {
numerator: 4,
denominator: 4,
},
};
}
}
// ==================== Test Data Generators ====================
export class TestDataGenerator {
/**
* Generates random test strings
*/
static randomString(length: number = 10): string {
return Math.random()
.toString(36)
.substring(2, 2 + length);
}
/**
* Generates random test numbers
*/
static randomNumber(min: number = 0, max: number = 100): number {
return Math.random() * (max - min) + min;
}
/**
* Generates random test booleans
*/
static randomBoolean(): boolean {
return Math.random() > 0.5;
}
/**
* Generates test email addresses
*/
static testEmail(): string {
return `test_${this.randomString(8)}@example.com`;
}
/**
* Generates test URLs
*/
static testUrl(): string {
return `https://test-${this.randomString(6)}.example.com`;
}
/**
* Generates test file paths
*/
static testFilePath(extension: string = "txt"): string {
return `/test/path/${this.randomString(10)}.${extension}`;
}
/**
* Generates test buffer data
*/
static testBuffer(size: number = 1024): Buffer {
return Buffer.alloc(size, "test data");
}
/**
* Generates test timestamp ranges
*/
static testTimeRange(): { start: Date; end: Date } {
const start = new Date();
const end = new Date(start.getTime() + Math.random() * 86400000); // Up to 24 hours later
return { start, end };
}
}
// ==================== Mock Builder Pattern ====================
export class MockBuilder {
private mocks: Map<string, jest.MockedFunction<any>> = new Map();
/**
* Creates a mock function with specified behavior
*/
mockFunction(name: string, implementation?: (...args: any[]) => any): this {
const mockFn = jest.fn(implementation);
this.mocks.set(name, mockFn);
return this;
}
/**
* Creates a mock that resolves to a value
*/
mockResolves(name: string, value: any): this {
const mockFn = jest.fn().mockResolvedValue(value);
this.mocks.set(name, mockFn);
return this;
}
/**
* Creates a mock that rejects with an error
*/
mockRejects(name: string, error: Error): this {
const mockFn = jest.fn().mockRejectedValue(error);
this.mocks.set(name, mockFn);
return this;
}
/**
* Creates a mock that returns different values on successive calls
*/
mockReturnValueOnce(name: string, ...values: any[]): this {
let mockFn = this.mocks.get(name) || jest.fn();
values.forEach((value) => {
mockFn = mockFn.mockReturnValueOnce(value);
});
this.mocks.set(name, mockFn);
return this;
}
/**
* Gets a specific mock
*/
getMock(name: string): jest.MockedFunction<any> | undefined {
return this.mocks.get(name);
}
/**
* Gets all mocks as an object
*/
build(): Record<string, jest.MockedFunction<any>> {
const result: Record<string, jest.MockedFunction<any>> = {};
this.mocks.forEach((mock, name) => {
result[name] = mock;
});
return result;
}
/**
* Clears all mocks
*/
clear(): void {
this.mocks.forEach((mock) => mock.mockClear());
}
/**
* Resets all mocks
*/
reset(): void {
this.mocks.forEach((mock) => mock.mockReset());
}
}
// ==================== Contract Testing Utilities ====================
export class ContractTester {
/**
* Validates service response contract
*/
static validateServiceResponse<T>(response: ServiceResponse<T>): void {
expect(response).toHaveProperty("success");
expect(typeof response.success).toBe("boolean");
expect(response).toHaveProperty("metadata");
expect(response.metadata).toHaveProperty("requestId");
expect(response.metadata).toHaveProperty("timestamp");
expect(response.metadata).toHaveProperty("processingTime");
expect(response.metadata).toHaveProperty("region");
if (response.success) {
expect(response).toHaveProperty("data");
} else {
expect(response).toHaveProperty("error");
expect(response.error).toHaveProperty("code");
expect(response.error).toHaveProperty("message");
expect(response.error).toHaveProperty("retryable");
expect(response.error).toHaveProperty("timestamp");
}
}
/**
* Validates performance metrics contract
*/
static validatePerformanceMetrics(metrics: PerformanceMetrics): void {
expect(metrics).toHaveProperty("latency");
expect(metrics.latency).toHaveProperty("mean");
expect(metrics.latency).toHaveProperty("p50");
expect(metrics.latency).toHaveProperty("p95");
expect(metrics.latency).toHaveProperty("p99");
expect(metrics.latency).toHaveProperty("max");
expect(metrics).toHaveProperty("throughput");
expect(metrics.throughput).toHaveProperty("requestsPerSecond");
expect(metrics.throughput).toHaveProperty("bytesPerSecond");
expect(metrics.throughput).toHaveProperty("operationsPerSecond");
expect(metrics).toHaveProperty("utilization");
expect(metrics.utilization).toHaveProperty("cpu");
expect(metrics.utilization).toHaveProperty("memory");
expect(metrics.utilization).toHaveProperty("disk");
expect(metrics.utilization).toHaveProperty("network");
expect(metrics).toHaveProperty("errors");
expect(metrics.errors).toHaveProperty("rate");
expect(metrics.errors).toHaveProperty("percentage");
expect(metrics.errors).toHaveProperty("types");
}
/**
* Validates event emitter contract
*/
static validateEventEmitter(
emitter: EventEmitter,
expectedEvents: string[],
): void {
expect(emitter).toBeInstanceOf(EventEmitter);
expectedEvents.forEach((event) => {
expect(typeof emitter.on).toBe("function");
expect(typeof emitter.emit).toBe("function");
expect(typeof emitter.removeListener).toBe("function");
});
}
}
// ==================== Property-Based Testing Helpers ====================
export class PropertyGenerator {
/**
* Generates valid service configurations
*/
static validServiceConfig(): any {
return {
apiKey: TestDataGenerator.randomString(32),
projectId: TestDataGenerator.randomString(16),
region: ["us-central1", "europe-west1", "asia-east1"][
Math.floor(Math.random() * 3)
],
maxRetries: Math.floor(Math.random() * 5) + 1,
timeout: Math.floor(Math.random() * 30000) + 5000,
};
}
/**
* Generates invalid service configurations for negative testing
*/
static invalidServiceConfig(): any {
const configs = [
{ apiKey: "", projectId: "valid-project" }, // Empty API key
{ apiKey: "valid-key", projectId: "" }, // Empty project ID
{ apiKey: "valid-key", projectId: "valid-project", maxRetries: -1 }, // Negative retries
{ apiKey: "valid-key", projectId: "valid-project", timeout: 0 }, // Zero timeout
null, // Null config
undefined, // Undefined config
"invalid-config", // String instead of object
];
return configs[Math.floor(Math.random() * configs.length)];
}
/**
* Generates property-based test cases
*/
static generateTestCases<T>(generator: () => T, count: number = 100): T[] {
return Array.from({ length: count }, () => generator());
}
}
// ==================== Performance Testing Utilities ====================
export class PerformanceTester {
/**
* Measures execution time of an async function
*/
static async measureExecutionTime<T>(
fn: () => Promise<T>,
): Promise<{ result: T; duration: number }> {
const start = process.hrtime.bigint();
const result = await fn();
const end = process.hrtime.bigint();
const duration = Number(end - start) / 1000000; // Convert to milliseconds
return { result, duration };
}
/**
* Asserts performance requirements
*/
static assertPerformance(
duration: number,
maxDuration: number,
operation: string,
): void {
expect(duration).toBeLessThanOrEqual(maxDuration);
if (duration > maxDuration * 0.8) {
console.warn(
`Performance warning: ${operation} took ${duration}ms (limit: ${maxDuration}ms)`,
);
}
}
/**
* Creates performance test suite
*/
static createPerformanceTest<T>(
name: string,
operation: () => Promise<T>,
maxDuration: number,
iterations: number = 10,
): () => Promise<void> {
return async () => {
const durations: number[] = [];
for (let i = 0; i < iterations; i++) {
const { duration } = await this.measureExecutionTime(operation);
durations.push(duration);
}
const avgDuration =
durations.reduce((sum, d) => sum + d, 0) / durations.length;
const maxObservedDuration = Math.max(...durations);
expect(avgDuration).toBeLessThanOrEqual(maxDuration);
expect(maxObservedDuration).toBeLessThanOrEqual(maxDuration * 2); // Allow spikes up to 2x
console.log(
`Performance test ${name}: avg=${avgDuration.toFixed(2)}ms, max=${maxObservedDuration.toFixed(2)}ms`,
);
};
}
}
// ==================== Accessibility Testing Helpers ====================
export class AccessibilityTester {
/**
* Validates accessibility attributes in UI components
*/
static validateAccessibility(element: any): void {
// Mock accessibility validation - would integrate with real a11y tools in practice
expect(element).toBeDefined();
// Check for common accessibility requirements
if (element.role) {
expect(typeof element.role).toBe("string");
}
if (element.ariaLabel) {
expect(typeof element.ariaLabel).toBe("string");
expect(element.ariaLabel.length).toBeGreaterThan(0);
}
if (element.tabIndex !== undefined) {
expect(typeof element.tabIndex).toBe("number");
}
}
/**
* Generates accessibility test cases
*/
static generateAccessibilityTestCases(): Array<{
scenario: string;
requirements: string[];
}> {
return [
{
scenario: "keyboard_navigation",
requirements: ["tab_order", "focus_indicators", "keyboard_shortcuts"],
},
{
scenario: "screen_reader",
requirements: ["aria_labels", "semantic_markup", "alt_text"],
},
{
scenario: "color_contrast",
requirements: ["wcag_aa_contrast", "color_blind_safe"],
},
{
scenario: "motor_accessibility",
requirements: ["large_click_targets", "gesture_alternatives"],
},
];
}
}
// ==================== Error Scenario Testing ====================
export class ErrorScenarioTester {
/**
* Generates common error scenarios
*/
static networkErrors(): Error[] {
return [
new Error("Network timeout"),
new Error("Connection refused"),
new Error("DNS resolution failed"),
new Error("SSL certificate invalid"),
];
}
/**
* Generates validation errors
*/
static validationErrors(): Error[] {
return [
new Error("Invalid input format"),
new Error("Required field missing"),
new Error("Value out of range"),
new Error("Invalid data type"),
];
}
/**
* Generates service errors
*/
static serviceErrors(): Error[] {
return [
new Error("Service unavailable"),
new Error("Rate limit exceeded"),
new Error("Authentication failed"),
new Error("Insufficient permissions"),
];
}
/**
* Creates error injection test
*/
static createErrorInjectionTest(
errorType: "network" | "validation" | "service",
operation: () => Promise<any>,
): () => Promise<void> {
return async () => {
let errors: Error[];
switch (errorType) {
case "network":
errors = this.networkErrors();
break;
case "validation":
errors = this.validationErrors();
break;
case "service":
errors = this.serviceErrors();
break;
}
for (const error of errors) {
try {
await operation();
fail(`Expected operation to throw error: ${error.message}`);
} catch (thrownError) {
expect(thrownError).toBeDefined();
expect(thrownError).toBeInstanceOf(Error);
}
}
};
}
}
// ==================== Export Test Utilities ====================
export {
MockFactory,
TestDataGenerator,
MockBuilder,
ContractTester,
PropertyGenerator,
PerformanceTester,
AccessibilityTester,
ErrorScenarioTester,
};