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616#!/usr/bin/env node
/**
* Global Endpoint Support Tests for Google Vertex AI
* Tests the new "global" location support for Gemini 3 Pro Preview
*
* Tests:
* 1. CLI generate with global endpoint
* 2. CLI stream with global endpoint
* 3. SDK generate with global endpoint
* 4. SDK stream with global endpoint
* 5. Regional endpoint backward compatibility
* 6. Location validation (accept "global", reject "GLOBAL", "us_central1")
* 7. Default location fallback to us-central1
*/
import { spawn } from "child_process";
import * as fs from "fs";
import * as path from "path";
import * as os from "os";
// ==================== Configuration ====================
const TEST_CONFIG = {
provider: "vertex",
globalModel: "gemini-3-pro-preview", // Model that requires global endpoint
regionalModel: "gemini-2.0-flash-exp", // Model for regional testing
maxTokens: 1000,
timeout: 60000,
};
// Environment backup
const originalEnv = { ...process.env };
// ==================== Utilities ====================
interface CommandResult {
success: boolean;
stdout: string;
stderr: string;
code: number | null;
}
function logSection(title: string): void {
console.log(`\n${"=".repeat(70)}`);
console.log(` ${title}`);
console.log(`${"=".repeat(70)}\n`);
}
function logTest(
name: string,
status: "PASS" | "FAIL" | "SKIP",
details?: string,
): void {
const symbol = status === "PASS" ? "✓" : status === "FAIL" ? "✗" : "○";
const color =
status === "PASS"
? "\x1b[32m"
: status === "FAIL"
? "\x1b[31m"
: "\x1b[33m";
console.log(`${color}${symbol}\x1b[0m ${name}`);
if (details) {
console.log(` ${details}`);
}
}
function runCommand(
command: string,
args: string[],
env?: NodeJS.ProcessEnv,
): Promise<CommandResult> {
return new Promise((resolve) => {
const child = spawn(command, args, {
env: { ...process.env, ...env },
shell: false,
});
let stdout = "";
let stderr = "";
child.stdout?.on("data", (data) => {
stdout += data.toString();
});
child.stderr?.on("data", (data) => {
stderr += data.toString();
});
const timer = setTimeout(() => {
child.kill();
resolve({
success: false,
stdout,
stderr: stderr + "\nProcess timeout",
code: null,
});
}, TEST_CONFIG.timeout);
child.on("close", (code) => {
clearTimeout(timer);
resolve({
success: code === 0,
stdout,
stderr,
code,
});
});
child.on("error", (error) => {
clearTimeout(timer);
resolve({
success: false,
stdout,
stderr: stderr + `\nProcess error: ${error.message}`,
code: null,
});
});
});
}
function buildCLIArgs(model: string, location?: string): string[] {
const args = [
`--provider=${TEST_CONFIG.provider}`,
`--model=${model}`,
`--max-tokens=${TEST_CONFIG.maxTokens}`,
];
return args;
}
function restoreEnv(): void {
// Clear all env vars
Object.keys(process.env).forEach((key) => {
if (!originalEnv[key]) {
delete process.env[key];
}
});
// Restore original values
Object.assign(process.env, originalEnv);
}
// ==================== Test Functions ====================
async function testCLIGenerateGlobalEndpoint(): Promise<boolean> {
logSection("Test 1: CLI Generate with Global Endpoint");
try {
const result = await runCommand(
"node",
[
"dist/cli/index.js",
"generate",
...buildCLIArgs(TEST_CONFIG.globalModel),
"Say 'Global endpoint test successful' and nothing else",
],
{
GOOGLE_CLOUD_LOCATION: "global",
VERTEX_LOCATION: "global",
GOOGLE_VERTEX_LOCATION: "global",
},
);
restoreEnv();
if (!result.success) {
logTest(
"CLI Generate - Global Endpoint",
"FAIL",
`Exit code: ${result.code}, Error: ${result.stderr}`,
);
return false;
}
if (
result.stdout.toLowerCase().includes("global endpoint test successful")
) {
logTest(
"CLI Generate - Global Endpoint",
"PASS",
"Response received successfully",
);
return true;
} else {
logTest("CLI Generate - Global Endpoint", "FAIL", "Unexpected response");
return false;
}
} catch (error) {
restoreEnv();
logTest("CLI Generate - Global Endpoint", "FAIL", (error as Error).message);
return false;
}
}
async function testCLIStreamGlobalEndpoint(): Promise<boolean> {
logSection("Test 2: CLI Stream with Global Endpoint");
try {
const result = await runCommand(
"node",
[
"dist/cli/index.js",
"stream",
...buildCLIArgs(TEST_CONFIG.globalModel),
"Say 'Streaming test' and nothing else",
],
{
GOOGLE_CLOUD_LOCATION: "global",
VERTEX_LOCATION: "global",
GOOGLE_VERTEX_LOCATION: "global",
},
);
restoreEnv();
if (!result.success) {
logTest(
"CLI Stream - Global Endpoint",
"FAIL",
`Exit code: ${result.code}, Error: ${result.stderr}`,
);
return false;
}
if (result.stdout.toLowerCase().includes("streaming test")) {
logTest(
"CLI Stream - Global Endpoint",
"PASS",
"Streaming response received",
);
return true;
} else {
logTest("CLI Stream - Global Endpoint", "FAIL", "Unexpected response");
return false;
}
} catch (error) {
restoreEnv();
logTest("CLI Stream - Global Endpoint", "FAIL", (error as Error).message);
return false;
}
}
async function testSDKGenerateGlobalEndpoint(): Promise<boolean> {
logSection("Test 3: SDK Generate with Global Endpoint");
const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), "neurolink-test-"));
const tempScriptPath = path.join(tempDir, "test-sdk-global.mjs");
try {
const testScript = `
import { NeuroLink } from '${process.cwd()}/dist/index.js';
async function testSDKGlobalEndpoint() {
process.env.GOOGLE_CLOUD_LOCATION = 'global';
process.env.VERTEX_LOCATION = 'global';
process.env.GOOGLE_VERTEX_LOCATION = 'global';
const sdk = new NeuroLink();
try {
const result = await sdk.generate({
input: {
text: "Say 'SDK global endpoint test successful' and nothing else"
},
maxTokens: ${TEST_CONFIG.maxTokens},
provider: '${TEST_CONFIG.provider}',
model: '${TEST_CONFIG.globalModel}'
});
if (result.content.toLowerCase().includes('sdk global endpoint test successful')) {
console.log('SDK Generate - Global Endpoint: PASS');
process.exit(0);
} else {
console.log('SDK Generate - Global Endpoint: FAIL - Unexpected response');
process.exit(1);
}
} catch (error) {
console.error('SDK Generate - Global Endpoint: ERROR -', error.message);
process.exit(1);
} finally {
if (sdk && typeof sdk.dispose === 'function') {
await sdk.dispose();
}
}
}
testSDKGlobalEndpoint();
`;
fs.writeFileSync(tempScriptPath, testScript);
const result = await runCommand("node", [tempScriptPath]);
if (result.success && result.stdout.includes("PASS")) {
logTest("SDK Generate - Global Endpoint", "PASS", "SDK test successful");
return true;
} else {
logTest(
"SDK Generate - Global Endpoint",
"FAIL",
result.stderr || result.stdout,
);
return false;
}
} catch (error) {
logTest("SDK Generate - Global Endpoint", "FAIL", (error as Error).message);
return false;
} finally {
fs.rmSync(tempDir, { recursive: true, force: true });
}
}
async function testSDKStreamGlobalEndpoint(): Promise<boolean> {
logSection("Test 4: SDK Stream with Global Endpoint");
const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), "neurolink-test-"));
const tempScriptPath = path.join(tempDir, "test-sdk-stream-global.mjs");
try {
const testScript = `
import { NeuroLink } from '${process.cwd()}/dist/index.js';
async function testSDKStreamGlobal() {
process.env.GOOGLE_CLOUD_LOCATION = 'global';
process.env.VERTEX_LOCATION = 'global';
process.env.GOOGLE_VERTEX_LOCATION = 'global';
const sdk = new NeuroLink();
try {
let fullContent = '';
const result = await sdk.stream({
input: {
text: "Say 'SDK streaming test' and nothing else"
},
maxTokens: ${TEST_CONFIG.maxTokens},
provider: '${TEST_CONFIG.provider}',
model: '${TEST_CONFIG.globalModel}'
});
for await (const chunk of result.stream) {
fullContent += chunk.content;
}
if (fullContent.toLowerCase().includes('sdk streaming test')) {
console.log('SDK Stream - Global Endpoint: PASS');
process.exit(0);
} else {
console.log('SDK Stream - Global Endpoint: FAIL - Unexpected response');
process.exit(1);
}
} catch (error) {
console.error('SDK Stream - Global Endpoint: ERROR -', error.message);
process.exit(1);
} finally {
if (sdk && typeof sdk.dispose === 'function') {
await sdk.dispose();
}
}
}
testSDKStreamGlobal();
`;
fs.writeFileSync(tempScriptPath, testScript);
const result = await runCommand("node", [tempScriptPath]);
if (result.success && result.stdout.includes("PASS")) {
logTest(
"SDK Stream - Global Endpoint",
"PASS",
"SDK streaming test successful",
);
return true;
} else {
logTest(
"SDK Stream - Global Endpoint",
"FAIL",
result.stderr || result.stdout,
);
return false;
}
} catch (error) {
logTest("SDK Stream - Global Endpoint", "FAIL", (error as Error).message);
return false;
} finally {
fs.rmSync(tempDir, { recursive: true, force: true });
}
}
async function testRegionalEndpointBackwardCompatibility(): Promise<boolean> {
logSection("Test 5: Regional Endpoint Backward Compatibility");
try {
const result = await runCommand(
"node",
[
"dist/cli/index.js",
"generate",
...buildCLIArgs(TEST_CONFIG.regionalModel),
"Say 'Regional endpoint works' and nothing else",
],
{
GOOGLE_CLOUD_LOCATION: "us-central1",
VERTEX_LOCATION: "us-central1",
GOOGLE_VERTEX_LOCATION: "us-central1",
},
);
restoreEnv();
if (!result.success) {
logTest(
"Regional Endpoint - Backward Compatibility",
"FAIL",
`Exit code: ${result.code}, Error: ${result.stderr}`,
);
return false;
}
if (result.stdout.toLowerCase().includes("regional endpoint works")) {
logTest(
"Regional Endpoint - Backward Compatibility",
"PASS",
"Regional endpoint us-central1 works correctly",
);
return true;
} else {
logTest(
"Regional Endpoint - Backward Compatibility",
"FAIL",
"Unexpected response",
);
return false;
}
} catch (error) {
restoreEnv();
logTest(
"Regional Endpoint - Backward Compatibility",
"FAIL",
(error as Error).message,
);
return false;
}
}
async function testLocationValidation(): Promise<boolean> {
logSection("Test 6: Location Validation");
const tempDir = fs.mkdtempSync(path.join(os.tmpdir(), "neurolink-test-"));
const tempScriptPath = path.join(tempDir, "test-validation.mjs");
try {
const testScript = `
import { NeuroLink } from '${process.cwd()}/dist/index.js';
async function testValidation() {
const validLocations = ['global', 'us-central1', 'europe-west1', 'asia-east1'];
const invalidLocations = ['GLOBAL', 'us_central1', 'US-CENTRAL1', 'invalid'];
let passCount = 0;
let failCount = 0;
// Test valid locations - these should work
for (const location of validLocations) {
process.env.GOOGLE_CLOUD_LOCATION = location;
process.env.VERTEX_LOCATION = location;
process.env.GOOGLE_VERTEX_LOCATION = location;
const sdk = new NeuroLink();
try {
const model = location === 'global' ? '${TEST_CONFIG.globalModel}' : '${TEST_CONFIG.regionalModel}';
const result = await sdk.generate({
input: { text: "Test" },
maxTokens: 10,
provider: '${TEST_CONFIG.provider}',
model: model
});
console.log(\`✓ Valid location '\${location}' accepted\`);
passCount++;
} catch (error) {
console.log(\`✗ Valid location '\${location}' rejected: \${error.message}\`);
failCount++;
} finally {
await sdk.dispose();
}
}
// Test invalid locations - these should fail with validation error
for (const location of invalidLocations) {
process.env.GOOGLE_CLOUD_LOCATION = location;
process.env.VERTEX_LOCATION = location;
process.env.GOOGLE_VERTEX_LOCATION = location;
const sdk = new NeuroLink();
try {
const result = await sdk.generate({
input: { text: "Test" },
maxTokens: 10,
provider: '${TEST_CONFIG.provider}',
model: '${TEST_CONFIG.regionalModel}'
});
console.log(\`✗ Invalid location '\${location}' was accepted (should have been rejected)\`);
failCount++;
} catch (error) {
if (error.message.includes('location') || error.message.includes('region')) {
console.log(\`✓ Invalid location '\${location}' rejected correctly\`);
passCount++;
} else {
console.log(\`✗ Invalid location '\${location}' failed with wrong error: \${error.message}\`);
failCount++;
}
} finally {
await sdk.dispose();
}
}
console.log(\`\nValidation Results: \${passCount} passed, \${failCount} failed\`);
process.exit(failCount === 0 ? 0 : 1);
}
testValidation();
`;
fs.writeFileSync(tempScriptPath, testScript);
const result = await runCommand("node", [tempScriptPath]);
if (result.success) {
logTest("Location Validation", "PASS", result.stdout);
return true;
} else {
logTest("Location Validation", "FAIL", result.stderr || result.stdout);
return false;
}
} catch (error) {
logTest("Location Validation", "FAIL", (error as Error).message);
return false;
} finally {
fs.rmSync(tempDir, { recursive: true, force: true });
}
}
async function testDefaultLocationFallback(): Promise<boolean> {
logSection("Test 7: Default Location Fallback");
try {
const result = await runCommand(
"node",
[
"dist/cli/index.js",
"generate",
...buildCLIArgs(TEST_CONFIG.regionalModel),
"Say 'Default location test' and nothing else",
],
{
GOOGLE_CLOUD_LOCATION: "",
VERTEX_LOCATION: "",
GOOGLE_VERTEX_LOCATION: "",
},
);
restoreEnv();
if (!result.success) {
logTest(
"Default Location Fallback",
"FAIL",
`Exit code: ${result.code}, Error: ${result.stderr}`,
);
return false;
}
if (result.stdout.toLowerCase().includes("default location test")) {
logTest(
"Default Location Fallback",
"PASS",
"Default fallback to us-central1 works correctly",
);
return true;
} else {
logTest("Default Location Fallback", "FAIL", "Unexpected response");
return false;
}
} catch (error) {
restoreEnv();
logTest("Default Location Fallback", "FAIL", (error as Error).message);
return false;
}
}
// ==================== Main Execution ====================
async function runAllTests(): Promise<void> {
console.log("\n" + "=".repeat(70));
console.log(" GLOBAL ENDPOINT SUPPORT - TEST SUITE");
console.log("=".repeat(70));
const results: boolean[] = [];
// Run all tests
results.push(await testCLIGenerateGlobalEndpoint());
results.push(await testCLIStreamGlobalEndpoint());
results.push(await testSDKGenerateGlobalEndpoint());
results.push(await testSDKStreamGlobalEndpoint());
results.push(await testRegionalEndpointBackwardCompatibility());
results.push(await testLocationValidation());
results.push(await testDefaultLocationFallback());
// Summary
logSection("Test Summary");
const passed = results.filter((r) => r).length;
const failed = results.length - passed;
console.log(`Total Tests: ${results.length}`);
console.log(`\x1b[32m✓ Passed: ${passed}\x1b[0m`);
console.log(`\x1b[31m✗ Failed: ${failed}\x1b[0m`);
process.exit(failed === 0 ? 0 : 1);
}
runAllTests();