Function frame

test/unit/test-3p.js:250–254

(id)

    };
    let progress = '';
    const frame = (id) => {
      return (result) => {
        progress += result + id;
      };
    };
    computeInMasterFrame(slave0, taskId, work, frame('slave0'));
    expect(workCalls).to.equal(0);
    computeInMasterFrame(master, taskId, work, frame('master'));