Add getHandler to everything-client for cleaner test imports

Instead of importing individual handlers, tests can now import getHandler
and look up handlers by scenario name.

Author: pcarleton

examples/clients/typescript/everything-client.ts

@@ -42,6 +42,14 @@ function registerScenarios(names: string[], handler: ScenarioHandler): void {
   }
 }
 
+/**
+ * Get a scenario handler by name.
+ * Returns undefined if no handler is registered for the scenario.
+ */
+export function getHandler(scenarioName: string): ScenarioHandler | undefined {
+  return scenarioHandlers[scenarioName];
+}
+
 // ============================================================================
 // Basic scenarios (initialize, tools-call)
 // ============================================================================

src/scenarios/client/auth/index.test.ts

@@ -10,10 +10,7 @@ import { runClient as ignoreScopeClient } from '../../../../examples/clients/typ
 import { runClient as partialScopesClient } from '../../../../examples/clients/typescript/auth-test-partial-scopes';
 import { runClient as ignore403Client } from '../../../../examples/clients/typescript/auth-test-ignore-403';
 import { runClient as noRetryLimitClient } from '../../../../examples/clients/typescript/auth-test-no-retry-limit';
-import {
-  runClientCredentialsJwt,
-  runClientCredentialsBasic
-} from '../../../../examples/clients/typescript/everything-client';
+import { getHandler } from '../../../../examples/clients/typescript/everything-client';
 import { setLogLevel } from '../../../../examples/clients/typescript/helpers/logger';
 
 beforeAll(() => {
@@ -29,13 +26,6 @@ const allowClientErrorScenarios = new Set<string>([
   'auth/scope-retry-limit'
 ]);
 
-// Map of scenario names to their specific client handlers
-const scenarioClientMap: Record<string, (serverUrl: string) => Promise<void>> =
-  {
-    'auth/client-credentials-jwt': runClientCredentialsJwt,
-    'auth/client-credentials-basic': runClientCredentialsBasic
-  };
-
 describe('Client Auth Scenarios', () => {
   // Generate individual test for each auth scenario
   for (const scenario of authScenariosList) {
@@ -44,8 +34,8 @@ describe('Client Auth Scenarios', () => {
         // TODO: skip in a native way?
         return;
       }
-      // Use scenario-specific client if available, otherwise use goodClient
-      const clientFn = scenarioClientMap[scenario.name] ?? goodClient;
+      // Use everything-client handler if available, otherwise use goodClient
+      const clientFn = getHandler(scenario.name) ?? goodClient;
       const runner = new InlineClientRunner(clientFn);
       await runClientAgainstScenario(runner, scenario.name, {
         allowClientError: allowClientErrorScenarios.has(scenario.name)