gistfile1.txt

not ok 1 TypeError: __coverageWrap(...)(...) is undefined
  ---
    operator: error
    expected:
      undefined
    actual:
      { columnNumber: 4, fileName: 'http://localhost:50431/__testling?show=true', lineNumber: 7726 }
    stack:
      [15]</<@http://localhost:50431/__testling?show=true:7726
    [59]</</Test.prototype.run@http://localhost:50431/__testling?show=true:31487
    next@http://localhost:50431/__testling?show=true:31297
    [21]</process.nextTick</<@http://localhost:50431/__testling?show=true:9445