mirror of
https://github.com/Foundry376/Mailspring.git
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326 lines
13 KiB
CoffeeScript
326 lines
13 KiB
CoffeeScript
_ = require 'underscore'
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{Actions, DatabaseStore, Account, Thread} = require 'nylas-exports'
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NylasLongConnection = require '../lib/nylas-long-connection'
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NylasSyncWorker = require '../lib/nylas-sync-worker'
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describe "NylasSyncWorker", ->
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beforeEach ->
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@apiRequests = []
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@api =
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accessTokenForAccountId: =>
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'123'
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makeRequest: (requestOptions) =>
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@apiRequests.push({requestOptions})
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getCollection: (account, model, params, requestOptions) =>
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@apiRequests.push({account, model, params, requestOptions})
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getThreads: (account, params, requestOptions) =>
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@apiRequests.push({account, model:'threads', params, requestOptions})
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spyOn(DatabaseStore, 'persistJSONObject').andReturn(Promise.resolve())
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spyOn(DatabaseStore, 'findJSONObject').andCallFake (key) =>
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if key is "NylasSyncWorker:#{TEST_ACCOUNT_ID}"
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return Promise.resolve _.extend {}, {
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"contacts":
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busy: true
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complete: false
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"calendars":
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busy:false
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complete: true
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}
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else if key.indexOf('ContactRankings') is 0
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return Promise.resolve([])
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else
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return throw new Error("Not stubbed! #{key}")
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@account = new Account(clientId: TEST_ACCOUNT_CLIENT_ID, serverId: TEST_ACCOUNT_ID, organizationUnit: 'label')
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@worker = new NylasSyncWorker(@api, @account)
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@connection = @worker.connection()
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advanceClock()
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it "should reset `busy` to false when reading state from disk", ->
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@worker = new NylasSyncWorker(@api, @account)
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spyOn(@worker, 'resumeFetches')
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advanceClock()
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expect(@worker.state().contacts.busy).toEqual(false)
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describe "start", ->
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it "should open the long polling connection", ->
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spyOn(@connection, 'start')
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@worker.start()
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advanceClock()
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expect(@connection.start).toHaveBeenCalled()
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it "should start querying for model collections and counts that haven't been fully cached", ->
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spyOn(@connection, 'start')
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@worker.start()
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advanceClock()
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expect(@apiRequests.length).toBe(10)
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modelsRequested = _.compact _.map @apiRequests, ({model}) -> model
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expect(modelsRequested).toEqual(['threads', 'labels', 'drafts', 'contacts', 'events'])
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countsRequested = _.compact _.map @apiRequests, ({requestOptions}) ->
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if requestOptions.qs?.view is 'count'
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return requestOptions.path
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expect(modelsRequested).toEqual(['threads', 'labels', 'drafts', 'contacts', 'events'])
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expect(countsRequested).toEqual(['/threads', '/labels', '/drafts', '/contacts', '/events'])
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it "should fetch 1000 labels and folders, to prevent issues where Inbox is not in the first page", ->
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labelsRequest = _.find @apiRequests, (r) -> r.model is 'labels'
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expect(labelsRequest.params.limit).toBe(1000)
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it "should mark incomplete collections as `busy`", ->
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@worker.start()
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advanceClock()
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nextState = @worker.state()
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for collection in ['contacts','threads','drafts', 'labels']
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expect(nextState[collection].busy).toEqual(true)
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it "should initialize count and fetched to 0", ->
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@worker.start()
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advanceClock()
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nextState = @worker.state()
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for collection in ['contacts','threads','drafts', 'labels']
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expect(nextState[collection].fetched).toEqual(0)
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expect(nextState[collection].count).toEqual(0)
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it "after failures, it should attempt to resume periodically but back off as failures continue", ->
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simulateNetworkFailure = =>
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@apiRequests[1].requestOptions.error({statusCode: 400})
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@apiRequests = []
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spyOn(@worker, 'resumeFetches').andCallThrough()
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@worker.start()
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expect(@worker.resumeFetches.callCount).toBe(1)
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simulateNetworkFailure(); expect(@worker.resumeFetches.callCount).toBe(1)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(2)
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simulateNetworkFailure(); expect(@worker.resumeFetches.callCount).toBe(2)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(2)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(3)
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simulateNetworkFailure(); expect(@worker.resumeFetches.callCount).toBe(3)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(3)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(4)
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simulateNetworkFailure(); expect(@worker.resumeFetches.callCount).toBe(4)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(4)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(4)
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advanceClock(30000); expect(@worker.resumeFetches.callCount).toBe(5)
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it "handles the request as a failure if we try and grab labels or folders without an 'inbox'", ->
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spyOn(@worker, 'resumeFetches').andCallThrough()
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@worker.start()
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expect(@worker.resumeFetches.callCount).toBe(1)
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request = _.findWhere(@apiRequests, model: 'labels')
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request.requestOptions.success([])
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expect(@worker.resumeFetches.callCount).toBe(1)
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advanceClock(30000)
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expect(@worker.resumeFetches.callCount).toBe(2)
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it "handles the request as a success if we try and grab labels or folders and it includes the 'inbox'", ->
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spyOn(@worker, 'resumeFetches').andCallThrough()
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@worker.start()
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expect(@worker.resumeFetches.callCount).toBe(1)
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request = _.findWhere(@apiRequests, model: 'labels')
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request.requestOptions.success([{name: "inbox"}, {name: "archive"}])
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expect(@worker.resumeFetches.callCount).toBe(1)
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advanceClock(30000)
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expect(@worker.resumeFetches.callCount).toBe(1)
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describe "when a count request completes", ->
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beforeEach ->
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@worker.start()
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advanceClock()
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@request = @apiRequests[0]
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@apiRequests = []
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it "should update the count on the collection", ->
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@request.requestOptions.success({count: 1001})
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nextState = @worker.state()
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expect(nextState.threads.count).toEqual(1001)
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describe "resumeFetches", ->
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it "should fetch collections", ->
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spyOn(@worker, 'fetchCollection')
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@worker.resumeFetches()
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expect(@worker.fetchCollection.calls.map (call) -> call.args[0]).toEqual(['threads', 'labels', 'drafts', 'contacts', 'calendars', 'events'])
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it "should be called when Actions.retryInitialSync is received", ->
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spyOn(@worker, 'resumeFetches').andCallThrough()
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Actions.retryInitialSync()
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expect(@worker.resumeFetches).toHaveBeenCalled()
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describe "fetchCollection", ->
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beforeEach ->
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@apiRequests = []
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it "should not start if the collection sync is already in progress", ->
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@worker._state.threads = {
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'busy': true
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'complete': false
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}
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@worker.fetchCollection('threads')
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expect(@apiRequests.length).toBe(0)
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it "should not start if the collection sync is already complete", ->
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@worker._state.threads = {
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'busy': false
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'complete': true
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}
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@worker.fetchCollection('threads')
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expect(@apiRequests.length).toBe(0)
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it "should start the request for the model count", ->
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@worker._state.threads = {
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'busy': false
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'complete': false
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}
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@worker.fetchCollection('threads')
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expect(@apiRequests[0].requestOptions.path).toBe('/threads')
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expect(@apiRequests[0].requestOptions.qs.view).toBe('count')
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describe "when there is no errorRequestRange saved", ->
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it "should start the first request for models", ->
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@worker._state.threads = {
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'busy': false
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'complete': false
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}
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@worker.fetchCollection('threads')
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expect(@apiRequests[1].model).toBe('threads')
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expect(@apiRequests[1].params.offset).toBe(0)
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describe "when there is an errorRequestRange saved", ->
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beforeEach ->
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@worker._state.threads =
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'count': 1200
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'fetched': 100
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'busy': false
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'complete': false
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'error': new Error("Something bad")
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'errorRequestRange':
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offset: 100
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limit: 50
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it "should start paginating from the request that failed", ->
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@worker.fetchCollection('threads')
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expect(@apiRequests[0].model).toBe('threads')
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expect(@apiRequests[0].params.offset).toBe(100)
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expect(@apiRequests[0].params.limit).toBe(50)
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it "should not reset the `count`, `fetched` or start fetching the count", ->
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@worker.fetchCollection('threads')
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expect(@worker._state.threads.fetched).toBe(100)
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expect(@worker._state.threads.count).toBe(1200)
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expect(@apiRequests.length).toBe(1)
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describe "when an API request completes", ->
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beforeEach ->
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@worker.start()
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advanceClock()
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@request = @apiRequests[1]
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@apiRequests = []
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describe "successfully, with models", ->
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it "should start out by requesting a small number of items", ->
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expect(@request.params.limit).toBe NylasSyncWorker.INITIAL_PAGE_SIZE
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it "should request the next page", ->
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pageSize = @request.params.limit
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models = []
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models.push(new Thread) for i in [0..(pageSize-1)]
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@request.requestOptions.success(models)
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advanceClock(2000)
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expect(@apiRequests.length).toBe(1)
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expect(@apiRequests[0].params.offset).toEqual @request.params.offset + pageSize
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it "increase the limit on the next page load by 50%", ->
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pageSize = @request.params.limit
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models = []
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models.push(new Thread) for i in [0..(pageSize-1)]
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@request.requestOptions.success(models)
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advanceClock(2000)
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expect(@apiRequests.length).toBe(1)
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expect(@apiRequests[0].params.limit).toEqual pageSize * 1.5,
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it "never requests more then MAX_PAGE_SIZE", ->
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pageSize = @request.params.limit = NylasSyncWorker.MAX_PAGE_SIZE
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models = []
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models.push(new Thread) for i in [0..(pageSize-1)]
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@request.requestOptions.success(models)
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advanceClock(2000)
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expect(@apiRequests.length).toBe(1)
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expect(@apiRequests[0].params.limit).toEqual NylasSyncWorker.MAX_PAGE_SIZE
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it "should update the fetched count on the collection", ->
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expect(@worker.state().threads.fetched).toEqual(0)
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pageSize = @request.params.limit
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models = []
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models.push(new Thread) for i in [0..(pageSize-1)]
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@request.requestOptions.success(models)
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expect(@worker.state().threads.fetched).toEqual(pageSize)
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describe "successfully, with fewer models than requested", ->
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beforeEach ->
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models = []
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models.push(new Thread) for i in [0..100]
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@request.requestOptions.success(models)
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it "should not request another page", ->
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expect(@apiRequests.length).toBe(0)
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it "should update the state to complete", ->
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expect(@worker.state().threads.busy).toEqual(false)
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expect(@worker.state().threads.complete).toEqual(true)
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it "should update the fetched count on the collection", ->
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expect(@worker.state().threads.fetched).toEqual(101)
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describe "successfully, with no models", ->
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it "should not request another page", ->
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@request.requestOptions.success([])
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expect(@apiRequests.length).toBe(0)
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it "should update the state to complete", ->
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@request.requestOptions.success([])
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expect(@worker.state().threads.busy).toEqual(false)
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expect(@worker.state().threads.complete).toEqual(true)
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describe "with an error", ->
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it "should log the error to the state, along with the range that failed", ->
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err = new Error("Oh no a network error")
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@request.requestOptions.error(err)
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expect(@worker.state().threads.busy).toEqual(false)
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expect(@worker.state().threads.complete).toEqual(false)
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expect(@worker.state().threads.error).toEqual(err.toString())
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expect(@worker.state().threads.errorRequestRange).toEqual({offset: 0, limit: 30})
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it "should not request another page", ->
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@request.requestOptions.error(new Error("Oh no a network error"))
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expect(@apiRequests.length).toBe(0)
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describe "succeeds after a previous error", ->
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beforeEach ->
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@worker._state.threads.error = new Error("Something bad happened")
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@worker._state.threads.errorRequestRange = {limit: 10, offset: 10}
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@request.requestOptions.success([])
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advanceClock(1)
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it "should clear any previous error", ->
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expect(@worker.state().threads.error).toEqual(null)
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expect(@worker.state().threads.errorRequestRange).toEqual(null)
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describe "cleanup", ->
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it "should termiate the long polling connection", ->
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spyOn(@connection, 'end')
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@worker.cleanup()
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expect(@connection.end).toHaveBeenCalled()
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it "should stop trying to restart failed collection syncs", ->
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spyOn(console, 'log')
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spyOn(@worker, 'resumeFetches').andCallThrough()
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@worker.cleanup()
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advanceClock(50000)
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expect(@worker.resumeFetches.callCount).toBe(0)
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