Put change behind a FF

src/start-proxy.test.ts

@@ -328,6 +328,32 @@ test("getCredentials logs a warning when a PAT is used without a username", asyn
   ]);
 });
 
+test("getCredentials returns all credentials for Actions when using LANGUAGE_TO_REGISTRY_TYPE", async (t) => {
+  const credentialsInput = toEncodedJSON(mixedCredentials);
+
+  const credentials = startProxyExports.getCredentials(
+    getRunnerLogger(true),
+    undefined,
+    credentialsInput,
+    KnownLanguage.actions,
+    false,
+  );
+  t.is(credentials.length, mixedCredentials.length);
+});
+
+test("getCredentials returns no credentials for Actions when using NEW_LANGUAGE_TO_REGISTRY_TYPE", async (t) => {
+  const credentialsInput = toEncodedJSON(mixedCredentials);
+
+  const credentials = startProxyExports.getCredentials(
+    getRunnerLogger(true),
+    undefined,
+    credentialsInput,
+    KnownLanguage.actions,
+    true,
+  );
+  t.deepEqual(credentials, []);
+});
+
 test("parseLanguage", async (t) => {
   // Exact matches
   t.deepEqual(parseLanguage("csharp"), KnownLanguage.csharp);