mirror of
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75 lines
2.2 KiB
CoffeeScript
75 lines
2.2 KiB
CoffeeScript
sinon = require('sinon')
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chai = require('chai')
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should = chai.should()
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path = require('path')
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modulePath = path.join __dirname, '../../../../../app/js/infrastructure/LockManager.js'
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SandboxedModule = require('sandboxed-module')
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describe 'LockManager - getting the lock', ->
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beforeEach ->
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@LockManager = SandboxedModule.require modulePath, requires:
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"logger-sharelatex": log:->
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"./RedisWrapper":
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client: ()->
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auth:->
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"settings-sharelatex":{redis:{}}
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"metrics-sharelatex":
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inc:->
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gauge:->
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@callback = sinon.stub()
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@key = "lock:web:lockName:project-id}"
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@namespace = 'lockName'
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describe "when the lock is not set", ->
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beforeEach (done) ->
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@LockManager._tryLock = sinon.stub().yields(null, true)
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@LockManager._getLock @key, @namespace, (args...) =>
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@callback(args...)
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done()
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it "should try to get the lock", ->
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@LockManager._tryLock
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.calledWith(@key, @namespace)
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.should.equal true
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it "should only need to try once", ->
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@LockManager._tryLock.callCount.should.equal 1
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it "should return the callback", ->
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@callback.calledWith(null).should.equal true
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describe "when the lock is initially set", ->
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beforeEach (done) ->
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startTime = Date.now()
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tries = 0
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@LockManager.LOCK_TEST_INTERVAL = 5
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@LockManager._tryLock = (key, namespace, callback = (error, isFree) ->) ->
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if (Date.now() - startTime < 20) or (tries < 2)
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tries = tries + 1
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callback null, false
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else
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callback null, true
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sinon.spy @LockManager, "_tryLock"
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@LockManager._getLock @key, @namespace, (args...) =>
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@callback(args...)
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done()
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it "should call tryLock multiple times until free", ->
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(@LockManager._tryLock.callCount > 1).should.equal true
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it "should return the callback", ->
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@callback.calledWith(null).should.equal true
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describe "when the lock times out", ->
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beforeEach (done) ->
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time = Date.now()
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@LockManager.MAX_LOCK_WAIT_TIME = 5
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@LockManager._tryLock = sinon.stub().yields(null, false)
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@LockManager._getLock @key, @namespace, (args...) =>
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@callback(args...)
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done()
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it "should return the callback with an error", ->
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@callback.calledWith(new Error("timeout")).should.equal true
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