Mailspring/spec/tasks/task-spec.coffee
2015-10-01 21:39:44 -07:00

127 lines
4.4 KiB
CoffeeScript

Actions = require '../../src/flux/actions'
TaskQueue = require '../../src/flux/stores/task-queue'
Task = require '../../src/flux/tasks/task'
{APIError,
OfflineError,
TimeoutError} = require '../../src/flux/errors'
noop = ->
describe "Task", ->
describe "initial state", ->
it "should set up queue state with additional information about local/remote", ->
task = new Task()
expect(task.queueState).toEqual({ isProcessing : false, localError : null, localComplete : false, remoteError : null, remoteAttempts : 0, remoteComplete : false })
describe "runLocal", ->
beforeEach ->
class APITestTask extends Task
performLocal: -> Promise.resolve()
performRemote: -> Promise.resolve(Task.Status.Finished)
@task = new APITestTask()
describe "when performLocal is not complete", ->
it "should run performLocal", ->
spyOn(@task, 'performLocal').andCallThrough()
@task.runLocal()
expect(@task.performLocal).toHaveBeenCalled()
describe "when performLocal rejects", ->
beforeEach ->
spyOn(@task, 'performLocal').andCallFake =>
Promise.reject(new Error("Oh no!"))
it "should save the error to the queueState", ->
@task.runLocal().catch(noop)
advanceClock()
expect(@task.performLocal).toHaveBeenCalled()
expect(@task.queueState.localComplete).toBe(false)
expect(@task.queueState.localError.message).toBe("Oh no!")
it "should reject with the error", ->
rejection = null
runs ->
@task.runLocal().catch (err) ->
rejection = err
waitsFor ->
rejection
runs ->
expect(rejection.message).toBe("Oh no!")
describe "when performLocal resolves", ->
beforeEach ->
spyOn(@task, 'performLocal').andCallFake -> Promise.resolve('Hooray')
it "should save that performLocal is complete", ->
@task.runLocal()
advanceClock()
expect(@task.queueState.localComplete).toBe(true)
it "should save that there was no performLocal error", ->
@task.runLocal()
advanceClock()
expect(@task.queueState.localError).toBe(null)
describe "runRemote", ->
beforeEach ->
@task.queueState.localComplete = true
it "should run performRemote", ->
spyOn(@task, 'performRemote').andCallThrough()
@task.runRemote()
advanceClock()
expect(@task.performRemote).toHaveBeenCalled()
describe "when performRemote resolves", ->
beforeEach ->
spyOn(@task, 'performRemote').andCallFake ->
Promise.resolve(Task.Status.Finished)
it "should save that performRemote is complete with no errors", ->
@task.runRemote()
advanceClock()
expect(@task.performRemote).toHaveBeenCalled()
expect(@task.queueState.remoteError).toBe(null)
expect(@task.queueState.remoteComplete).toBe(true)
it "should only allow the performRemote method to return a Task.Status", ->
result = null
err = null
class OKTask extends Task
performRemote: -> Promise.resolve(Task.Status.Retry)
@ok = new OKTask()
@ok.queueState.localComplete = true
@ok.runRemote().then (r) -> result = r
advanceClock()
expect(result).toBe(Task.Status.Retry)
class BadTask extends Task
performRemote: -> Promise.resolve('lalal')
@bad = new BadTask()
@bad.queueState.localComplete = true
@bad.runRemote().catch (e) -> err = e
advanceClock()
expect(err.message).toBe('performRemote returned lalal, which is not a Task.Status')
describe "when performRemote rejects", ->
beforeEach ->
@error = new APIError("Oh no!")
spyOn(@task, 'performRemote').andCallFake => Promise.reject(@error)
it "should save the error to the queueState", ->
@task.runRemote().catch(noop)
advanceClock()
expect(@task.queueState.remoteError).toBe(@error)
it "should increment the number of attempts", ->
runs ->
@task.runRemote().catch(noop)
waitsFor ->
@task.queueState.remoteAttempts == 1
runs ->
@task.runRemote().catch(noop)
waitsFor ->
@task.queueState.remoteAttempts == 2