yjs/test/object-test.coffee
2015-02-27 18:01:21 +00:00

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chai = require('chai')
expect = chai.expect
should = chai.should()
sinon = require('sinon')
sinonChai = require('sinon-chai')
_ = require("underscore")
chai.use(sinonChai)
Y = require "../lib/y.coffee"
Y.Test = require "../../y-test/lib/y-test.coffee"
Y.Text = require "../../y-text/lib/y-text"
Y.List = require "../../y-list/lib/y-list"
TestSuite = require "./TestSuite"
class ObjectTest extends TestSuite
constructor: (suffix)->
super suffix, Y
makeNewUser: (userId)->
conn = new Y.Test userId
super new Y conn
type: "ObjectTest"
getRandomRoot: (user_num, root, depth = @max_depth)->
root ?= @users[user_num]
if depth is 0 or _.random(0,1) is 1 # take root
root
else # take child
depth--
elems = null
if root._name is "Object"
elems =
for oname,val of root.val()
val
else if root._name is "Array"
elems = root.val()
else
return root
elems = elems.filter (elem)->
elem? and ((elem._name is "Array") or (elem._name is "Object"))
if elems.length is 0
root
else
p = elems[_.random(0, elems.length-1)]
@getRandomRoot user_num, p, depth
getGeneratingFunctions: (user_num)->
super(user_num).concat [
f : (y)=> # Delete Object Property
list = for name, o of y.val()
name
if list.length > 0
key = list[_.random(0,list.length-1)]
y.delete(key)
types: [Y.Object]
,
f : (y)=> # SET Object Property
y.val(@getRandomKey(), new Y.Object(@getRandomObject()))
types: [Y.Object]
,
f : (y)=> # SET PROPERTY TEXT
y.val(@getRandomKey(), new Y.Text(@getRandomText()))
types: [Y.Object]
,
f : (y)=> # SET PROPERTY List
y.val(@getRandomKey(), new Y.List(@getRandomText().split("")))
types: [Y.Object]
,
f : (y)=> # Delete Array Element
list = y.val()
if list.length > 0
i = _.random(0,list.length-1)
y.delete(i)
types: [Y.List]
,
f : (y)=> # insert Object mutable
l = y.val().length
y.insert(_.random(0, l-1), new Y.Object(@getRandomObject()))
types: [Y.List]
,
f : (y)=> # insert Text mutable
l = y.val().length
y.insert(_.random(0, l-1), new Y.Text(@getRandomText()))
types : [Y.List]
,
f : (y)=> # insert List mutable
l = y.val().length
y.insert(_.random(0, l-1), new Y.List(@getRandomText().split("")))
types : [Y.List]
,
f : (y)=> # insert Number (primitive object)
l = y.val().length
y.insert(_.random(0,l-1), _.random(0,42))
types : [Y.List]
,
f : (y)=> # SET Object Property (circular)
y.val(@getRandomKey(), @getRandomRoot user_num)
types: [Y.Object]
,
f : (y)=> # insert Object mutable (circular)
l = y.val().length
y.insert(_.random(0, l-1), @getRandomRoot user_num)
types: [Y.List]
,
f : (y)=> # INSERT TEXT
y
pos = _.random 0, (y.val().length-1)
y.insert pos, @getRandomText()
null
types: [Y.Text]
,
f : (y)-> # DELETE TEXT
if y.val().length > 0
pos = _.random 0, (y.val().length-1) # TODO: put here also arbitrary number (test behaviour in error cases)
length = _.random 0, (y.val().length - pos)
ops1 = y.delete pos, length
undefined
types : [Y.Text]
]
module.exports = ObjectTest
describe "Object Test", ->
@timeout 500000
beforeEach (done)->
@yTest = new ObjectTest()
@users = @yTest.users
@test_user = @yTest.makeNewUser "test_user"
done()
it "can handle many engines, many operations, concurrently (random)", ->
console.log "" # TODO
@yTest.run()
it "has a working test suite", ->
@yTest.compareAll()
it "handles double-late-join", ->
test = new ObjectTest("double")
test.run()
@yTest.run()
u1 = test.users[0]
u2 = @yTest.users[1]
ops1 = u1._model.HB._encode()
ops2 = u2._model.HB._encode()
u1._model.engine.applyOp ops2, true
u2._model.engine.applyOp ops1, true
expect(@yTest.compare(u1, u2)).to.not.be.undefined
it "can handle creaton of complex json (1)", ->
@yTest.users[0].val('a', new Y.Text('q'))
@yTest.users[1].val('a', new Y.Text('t'))
@yTest.compareAll()
q = @yTest.users[2].val('a')
q.insert(0,'A')
@yTest.compareAll()
expect(@yTest.getSomeUser().val("a").val()).to.equal("At")
it "can handle creaton of complex json (2)", ->
@yTest.getSomeUser().val('x', new Y.Object({'a':'b'}))
@yTest.getSomeUser().val('a', new Y.Object({'a':{q: new Y.Text("dtrndtrtdrntdrnrtdnrtdnrtdnrtdnrdnrdt")}}))
@yTest.getSomeUser().val('b', new Y.Object({'a':{}}))
@yTest.getSomeUser().val('c', new Y.Object({'a':'c'}))
@yTest.getSomeUser().val('c', new Y.Object({'a':'b'}))
@yTest.compareAll()
q = @yTest.getSomeUser().val("a").val("a").val("q")
q.insert(0,'A')
@yTest.compareAll()
expect(@yTest.getSomeUser().val("a").val("a").val("q").val()).to.equal("Adtrndtrtdrntdrnrtdnrtdnrtdnrtdnrdnrdt")
it "can handle creaton of complex json (3)", ->
@yTest.users[0].val('l', new Y.List([1,2,3]))
@yTest.users[1].val('l', new Y.List([4,5,6]))
@yTest.compareAll()
@yTest.users[2].val('l').insert(0,'A')
w = @yTest.users[1].val('l').insert(0,new Y.Text('B')).val(0)
w.insert 1, "C"
expect(w.val()).to.equal("BC")
@yTest.compareAll()
it "handles immutables and primitive data types", ->
@yTest.getSomeUser().val('string', "text")
@yTest.getSomeUser().val('number', 4)
@yTest.getSomeUser().val('object', new Y.Object({q:"rr"}))
@yTest.getSomeUser().val('null', null)
@yTest.compareAll()
expect(@yTest.getSomeUser().val('string')).to.equal "text"
expect(@yTest.getSomeUser().val('number')).to.equal 4
expect(@yTest.getSomeUser().val('object').val('q')).to.equal "rr"
expect(@yTest.getSomeUser().val('null') is null).to.be.ok
it "handles immutables and primitive data types (2)", ->
@yTest.users[0].val('string', "text")
@yTest.users[1].val('number', 4)
@yTest.users[2].val('object', new Y.Object({q:"rr"}))
@yTest.users[0].val('null', null)
@yTest.compareAll()
expect(@yTest.getSomeUser().val('string')).to.equal "text"
expect(@yTest.getSomeUser().val('number')).to.equal 4
expect(@yTest.getSomeUser().val('object').val('q')).to.equal "rr"
expect(@yTest.getSomeUser().val('null') is null).to.be.ok
it "Observers work on JSON Types (add type observers, local and foreign)", ->
u = @yTest.users[0]
@yTest.flushAll()
last_task = null
observer1 = (changes)->
expect(changes.length).to.equal(1)
change = changes[0]
expect(change.type).to.equal("add")
expect(change.object).to.equal(u)
expect(change.changedBy).to.equal('0')
expect(change.name).to.equal("newStuff")
last_task = "observer1"
u.observe observer1
u.val("newStuff",new Y.Text("someStuff"))
expect(last_task).to.equal("observer1")
u.unobserve observer1
observer2 = (changes)->
expect(changes.length).to.equal(1)
change = changes[0]
expect(change.type).to.equal("add")
expect(change.object).to.equal(u)
expect(change.changedBy).to.equal('1')
expect(change.name).to.equal("moreStuff")
last_task = "observer2"
u.observe observer2
v = @yTest.users[1]
v.val("moreStuff","someMoreStuff")
@yTest.flushAll()
expect(last_task).to.equal("observer2")
u.unobserve observer2
it "Observers work on JSON Types (update type observers, local and foreign)", ->
u = @yTest.users[0].val("newStuff", new Y.Text("oldStuff")).val("moreStuff",new Y.Text("moreOldStuff"))
@yTest.flushAll()
last_task = null
observer1 = (changes)->
expect(changes.length).to.equal(1)
change = changes[0]
expect(change.type).to.equal("update")
expect(change.object).to.equal(u)
expect(change.changedBy).to.equal('0')
expect(change.name).to.equal("newStuff")
expect(change.oldValue.val()).to.equal("oldStuff")
last_task = "observer1"
u.observe observer1
u.val("newStuff","someStuff")
expect(last_task).to.equal("observer1")
u.unobserve observer1
observer2 = (changes)->
expect(changes.length).to.equal(1)
change = changes[0]
expect(change.type).to.equal("update")
expect(change.object).to.equal(u)
expect(change.changedBy).to.equal('1')
expect(change.name).to.equal("moreStuff")
expect(change.oldValue.val()).to.equal("moreOldStuff")
last_task = "observer2"
u.observe observer2
v = @yTest.users[1]
v.val("moreStuff","someMoreStuff")
@yTest.flushAll()
expect(last_task).to.equal("observer2")
u.unobserve observer2
it "Observers work on JSON Types (delete type observers, local and foreign)", ->
u = @yTest.users[0].val("newStuff",new Y.Text("oldStuff")).val("moreStuff",new Y.Text("moreOldStuff"))
@yTest.flushAll()
last_task = null
observer1 = (changes)->
expect(changes.length).to.equal(1)
change = changes[0]
expect(change.type).to.equal("delete")
expect(change.object).to.equal(u)
expect(change.changedBy).to.equal('0')
expect(change.name).to.equal("newStuff")
expect(change.oldValue.val()).to.equal("oldStuff")
last_task = "observer1"
u.observe observer1
u.delete("newStuff")
expect(last_task).to.equal("observer1")
u.unobserve observer1
observer2 = (changes)->
expect(changes.length).to.equal(1)
change = changes[0]
expect(change.type).to.equal("delete")
expect(change.object).to.equal(u)
expect(change.changedBy).to.equal('1')
expect(change.name).to.equal("moreStuff")
expect(change.oldValue.val()).to.equal("moreOldStuff")
last_task = "observer2"
u.observe observer2
v = @yTest.users[1]
v.delete("moreStuff")
@yTest.flushAll()
expect(last_task).to.equal("observer2")
u.unobserve observer2
it "can handle circular JSON", ->
u = @yTest.users[0]
u.val("me", u)
@yTest.compareAll()
u.val("stuff", new Y.Object({x: true}))
u.val("same_stuff", u.val("stuff"))
u.val("same_stuff").val("x", 5)
expect(u.val("same_stuff").val("x")).to.equal(5)
@yTest.compareAll()
u.val("stuff").val("y", u.val("stuff"))
@yTest.compareAll()