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94 lines
2.7 KiB
JavaScript
94 lines
2.7 KiB
JavaScript
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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/ShareJsDB.js"
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SandboxedModule = require('sandboxed-module')
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Errors = require "../../../../app/js/Errors"
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describe "ShareJsDB", ->
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beforeEach ->
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@doc_id = "document-id"
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@project_id = "project-id"
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@doc_key = "#{@project_id}:#{@doc_id}"
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@callback = sinon.stub()
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@ShareJsDB = SandboxedModule.require modulePath, requires:
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"./RedisManager": @RedisManager = {}
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@version = 42
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@lines = ["one", "two", "three"]
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@db = new @ShareJsDB(@project_id, @doc_id, @lines, @version)
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describe "getSnapshot", ->
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describe "successfully", ->
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beforeEach ->
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@db.getSnapshot @doc_key, @callback
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it "should return the doc lines", ->
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@callback.args[0][1].snapshot.should.equal @lines.join("\n")
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it "should return the doc version", ->
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@callback.args[0][1].v.should.equal @version
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it "should return the type as text", ->
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@callback.args[0][1].type.should.equal "text"
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describe "when the key does not match", ->
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beforeEach ->
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@db.getSnapshot "bad:key", @callback
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it "should return the callback with a NotFoundError", ->
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@callback.calledWith(new Errors.NotFoundError("not found")).should.equal true
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describe "getOps", ->
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describe "with start == end", ->
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beforeEach ->
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@start = @end = 42
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@db.getOps @doc_key, @start, @end, @callback
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it "should return an empty array", ->
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@callback.calledWith(null, []).should.equal true
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describe "with a non empty range", ->
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beforeEach ->
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@start = 35
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@end = 42
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@RedisManager.getPreviousDocOps = sinon.stub().callsArgWith(3, null, @ops)
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@db.getOps @doc_key, @start, @end, @callback
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it "should get the range from redis", ->
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@RedisManager.getPreviousDocOps
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.calledWith(@doc_id, @start, @end-1)
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.should.equal true
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it "should return the ops", ->
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@callback.calledWith(null, @ops).should.equal true
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describe "with no specified end", ->
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beforeEach ->
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@start = 35
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@end = null
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@RedisManager.getPreviousDocOps = sinon.stub().callsArgWith(3, null, @ops)
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@db.getOps @doc_key, @start, @end, @callback
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it "should get until the end of the list", ->
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@RedisManager.getPreviousDocOps
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.calledWith(@doc_id, @start, -1)
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.should.equal true
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describe "writeOps", ->
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describe "writing an op", ->
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beforeEach ->
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@opData =
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op: {p: 20, t: "foo"}
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meta: {source: "bar"}
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v: @version
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@db.writeOp @doc_key, @opData, @callback
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it "should write into appliedOps", ->
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expect(@db.appliedOps[@doc_key]).to.deep.equal [@opData]
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it "should call the callback without an error", ->
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@callback.called.should.equal true
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(@callback.args[0][0]?).should.equal false
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