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57 lines
1.5 KiB
CoffeeScript
57 lines
1.5 KiB
CoffeeScript
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sinon = require('sinon')
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chai = require('chai')
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should = chai.should()
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expect = chai.expect
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modulePath = "../../../../app/js/DiffCodec.js"
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SandboxedModule = require('sandboxed-module')
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describe "DiffCodec", ->
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beforeEach ->
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@callback = sinon.stub()
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@DiffCodec = SandboxedModule.require modulePath
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describe "diffAsShareJsOps", ->
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it "should insert new text correctly", (done) ->
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@before = ["hello world"]
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@after = ["hello beautiful world"]
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@DiffCodec.diffAsShareJsOp @before, @after, (error, ops) ->
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expect(ops).to.deep.equal [
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i: "beautiful "
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p: 6
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]
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done()
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it "should shift later inserts by previous inserts", (done) ->
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@before = ["the boy played with the ball"]
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@after = ["the tall boy played with the red ball"]
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@DiffCodec.diffAsShareJsOp @before, @after, (error, ops) ->
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expect(ops).to.deep.equal [
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{ i: "tall ", p: 4 }
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{ i: "red ", p: 29 }
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]
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done()
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it "should delete text correctly", (done) ->
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@before = ["hello beautiful world"]
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@after = ["hello world"]
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@DiffCodec.diffAsShareJsOp @before, @after, (error, ops) ->
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expect(ops).to.deep.equal [
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d: "beautiful "
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p: 6
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]
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done()
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it "should shift later deletes by the first deletes", (done) ->
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@before = ["the tall boy played with the red ball"]
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@after = ["the boy played with the ball"]
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@DiffCodec.diffAsShareJsOp @before, @after, (error, ops) ->
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expect(ops).to.deep.equal [
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{ d: "tall ", p: 4 }
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{ d: "red ", p: 24 }
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]
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done()
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