message: Add message to assert.ok
diff: @@ -187,8 +187,8 @@ suite('Multi-root workspace test suite', () => {
  const filesWatched = extension.exports.realExtension?.manager.getFilesWatched()
  const isStructureOK = structure && structure.length > 0 && structure[0].fileName === docA.fileName
  const isWatcherOK = filesWatched && filesWatched.length === 1 && filesWatched[0] === docA.fileName
  - assert.ok(isStructureOK)
  - assert.ok(isWatcherOK)
  + assert.ok(isStructureOK, JSON.stringify(structure))
  + assert.ok(isWatcherOK, JSON.stringify(filesWatched))
  })
  })
  