message: re-enable deleteAllBriefcases behavior in unit tests
diff: @@ -8,7 +8,7 @@ import { AuthorizationToken, AccessToken, ImsActiveSecureTokenClient, ImsDelegat
  import { ConnectClient, Project, ChangeSet } from "@bentley/imodeljs-clients";
  import { IModelHubClient } from "@bentley/imodeljs-clients";
  import { Briefcase } from "@bentley/imodeljs-clients";
  -// import { BriefcaseManager } from "../backend/BriefcaseManager";
  +import { BriefcaseManager } from "../backend/BriefcaseManager";
  import { IModelTestUtils } from "./IModelTestUtils";
  import { expect, assert } from "chai";
  import { BisCore } from "../BisCore";
  @@ -27,7 +27,7 @@ describe("BriefcaseManager", () => {
  const hubClient = new IModelHubClient("QA");
  let changeSets: ChangeSet[];
  let iModelLocalPath: string;
  - const shouldDeleteAllBriefcases: boolean = false;
  + let shouldDeleteAllBriefcases: boolean = false;
  before(async () => {
  BisCore.registerSchema();
  @@ -57,10 +57,10 @@ describe("BriefcaseManager", () => {
  iModelLocalPath = path.join(__dirname, "../assets/imodels/", iModelId);
  - // // Recreate briefcases if it's a TMR. todo: Figure a better way to prevent bleeding briefcase ids
  - // shouldDeleteAllBriefcases = !fs.existsSync(BriefcaseManager.rootPath);
  - // if (shouldDeleteAllBriefcases)
  - // await deleteAllBriefcases(iModelId);
  + // Recreate briefcases if it's a TMR. todo: Figure a better way to prevent bleeding briefcase ids
  + shouldDeleteAllBriefcases = !fs.existsSync(BriefcaseManager.rootPath);
  + if (shouldDeleteAllBriefcases)
  + await deleteAllBriefcases(iModelId);
  });
  const getIModelId = async (iModelName: string) => {
  