[STORY-1200] Add User role (#417)

* Add role attribute to User model

* Add available user roles listing endpoint

src/Users/index.ts

@@ -64,6 +64,16 @@ export class Users {
         .post(`/users/delete/${deletionId}/confirm`, { deletion: params }),
     );
   }
+
+  /**
+   * List all known roles.
+   */
+  roles(): Promise<string[]> {
+    return unpackData(
+      this._client.authApiClient().get("/users/roles"),
+      "roles",
+    );
+  }
 }
 
 export default Users;

src/models/auth/user.ts

@@ -6,6 +6,7 @@ export interface User {
   company: string | null;
   location: string | null;
   fullname: string;
+  role: string | null;
 
   /** Github profile of the user */
   github: GithubProfile;

test/Users/index.test.js

@@ -62,3 +62,14 @@ describe("Users#confirmAccountDeletion", () => {
     },
   );
 });
+
+describe("Users#roles", () => {
+  testGetter(
+    "https://auth.scalingo.com/v1/users/roles",
+    null,
+    "roles",
+    (client) => {
+      return new Users(client).roles();
+    },
+  );
+});