feat: List accounts within a managed group

addons/api/mirage/config.js

@@ -77,8 +77,17 @@ export default function () {
   // Auth Method Accounts
   this.get(
     '/accounts',
-    ({ accounts }, { queryParams: { auth_method_id: authMethodId } }) => {
-      return accounts.where({ authMethodId });
+    (
+      { accounts },
+      { queryParams: { auth_method_id: authMethodId, filter } }
+    ) => {
+      let resultSet;
+      if (authMethodId) {
+        resultSet = accounts.where({ authMethodId });
+      } else {
+        resultSet = accounts.all();
+      }
+      return resultSet.filter(makeBooleanFilter(filter));
     }
   );
   this.post('/accounts');

addons/api/mirage/factories/auth-method.js

@@ -36,7 +36,17 @@ export default factory.extend({
       });
 
       if (type === 'oidc') {
-        server.createList('managed-group', 2, { scope, authMethod });
+        server
+          .createList('managed-group', 2, { scope, authMethod })
+          .map((managedGroup) => {
+            const accounts = server.createList('account', 2, {
+              scope,
+              type,
+              authMethod,
+            });
+            const accountIds = accounts.map((account) => account.id);
+            managedGroup.update({ memberIds: accountIds });
+          });
       }
     },
   }),