152 lines
4.8 KiB
CoffeeScript
152 lines
4.8 KiB
CoffeeScript
chai = require('chai')
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expect = chai.expect
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should = chai.should()
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sinon = require('sinon')
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sinonChai = require('sinon-chai')
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_ = require "underscore"
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chai.use(sinonChai)
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Yatta = require "../lib/Frameworks/TextYatta.coffee"
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Connector_uninitialized = require "../lib/Connectors/TestConnector.coffee"
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describe "TextYatta", ->
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beforeEach (done)->
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@last_user = 10
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@users = []
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@Connector = Connector_uninitialized @users
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for i in [0..(@last_user+1)]
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@users.push(new Yatta i, @Connector)
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done()
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it "handles inserts correctly", ->
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it "can handle many engines, many operations, concurrently (random)", ->
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number_of_test_cases_multiplier = 1
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repeat_this = 1 * number_of_test_cases_multiplier
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doSomething_amount = 500 * number_of_test_cases_multiplier
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number_of_engines = 12 + number_of_test_cases_multiplier - 1
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#maximum_ops_per_engine = 20 * number_of_test_cases_multiplier
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@time = 0
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@ops = 0
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users = []
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generateInsertOp = (user_num)->
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chars = "1234567890"
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pos = _.random 0, (users[user_num].val().length-1)
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length = 1 #_.random 0, 10
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nextchar = chars[(_.random 0, (chars.length-1))]
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text = ""
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_(length).times ()-> text += nextchar
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users[user_num].insertText pos, text
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null
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generateReplaceOp = (user_num)->
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chars = "abcdefghijklmnopqrstuvwxyz"
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length = _.random 0, 10
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nextchar = chars[(_.random 0, (chars.length-1))]
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text = ""
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_(length).times ()-> text += nextchar
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users[user_num].replaceText text
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generateDeleteOp = (user_num)->
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if users[user_num].val().length > 0
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pos = _.random 0, (users[user_num].val().length-1)
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length = 1 # _.random 0, ot.val().length - pos
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ops1 = users[user_num].deleteText pos, length
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undefined
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generateRandomOp = (user_num)->
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op_gen = [generateDeleteOp, generateInsertOp, generateReplaceOp]
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i = _.random (op_gen.length - 1)
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op = op_gen[i](user_num)
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applyRandomOp = (user_num)->
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user = users[user_num]
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user.getConnector().flushOneRandom()
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doSomething = do ()->
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()->
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user_num = _.random (number_of_engines-1)
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choices = [applyRandomOp, generateRandomOp]
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#if (users[user_num].buffer[user_num].length < maximum_ops_per_engine)
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# choices = choices.concat generateRandomOp
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choice = _.random (choices.length-1)
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choices[choice](user_num)
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console.log ""
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for times in [1..repeat_this]
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#console.log "repeated_this x #{times} times"
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users = []
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Connector = Connector_uninitialized users
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for i in [0..number_of_engines]
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users.push(new Yatta i, Connector)
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found_error = false
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#try
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time_now = (new Date).getTime()
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for i in [1..doSomething_amount]
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doSomething()
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for user,user_number in users
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user.getConnector().flushAll()
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@time += (new Date()).getTime() - time_now
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number_of_created_operations = 0
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for i in [0...(users.length)]
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number_of_created_operations += users[i].getConnector().getOpsInExecutionOrder().length
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@ops += number_of_created_operations*users.length
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ops_per_msek = Math.floor(@ops/@time)
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console.log "#{times}/#{repeat_this}: Every collaborator (#{users.length}) applied #{number_of_created_operations} ops in a different order." + " Over all we consumed #{@ops} operations in #{@time/1000} seconds (#{ops_per_msek} ops/msek)."
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console.log users[0].val()
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found_inconsistency = false
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for i in [0...(users.length-1)]
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if ((users[i].val() isnt users[i+1].val()) )# and (number_of_created_operations <= 6 or true)) or found_error
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found_inconsistency =true
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printOpsInExecutionOrder = (otnumber, otherotnumber)->
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ops = users[otnumber].getConnector().getOpsInExecutionOrder()
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for s,j in ops
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console.log "op#{j} = #{JSON.stringify s}"
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console.log ""
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s = "ops = ["
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for o,j in ops
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if j isnt 0
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s += ", "
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s += "op#{j}"
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s += "]"
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console.log s
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console.log "@users[@last_user].ot.applyOps ops"
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console.log "expect(@users[@last_user].val()).to.equal(\"#{users[otherotnumber].val()}\")"
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ops
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console.log ""
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console.log "Found an OT Puzzle!"
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console.log "OT states:"
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for u,j in users
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console.log "OT#{j}: "+u.val()
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console.log "\nOT execution order (#{i},#{i+1}):"
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printOpsInExecutionOrder i, i+1
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console.log ""
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ops = printOpsInExecutionOrder i+1, i
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console.log ""
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if found_inconsistency
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throw new Error "dtrn"
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# expect(users[i].ot.val()).to.equal(users[i+1].ot.val())
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