testTransaction

export const testtransaction = async () => {
  const counterDoc = await customerTotalCounterRef().get()
  const counter = counterDoc.data() as customerCounter
  console.warn('before')
  console.warn(counter.count)
  try {
    await db.runTransaction(async transaction => {
      await transaction.update(customerTotalCounterRef(), {
        count: firebaseApp.firestore.FieldValue.increment(1),
      })
      throw new errorDM.ValueError()
    })
  } catch (e) {
    const fcounterDoc = await customerTotalCounterRef().get()
    const fcounter = fcounterDoc.data() as customerCounter
    console.warn('failed after')
    console.warn(fcounter.count)
    return
  }
  const acounterDoc = await customerTotalCounterRef().get()
  const acounter = acounterDoc.data() as customerCounter
  console.warn('succeed after')
  console.warn(acounter.count)
}