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unit test passing version of FSPersistorManager
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Oliver Matthews
parent
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commit
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2 changed files with 215 additions and 0 deletions
59
services/filestore/app/coffee/FSPersistorManager.coffee
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59
services/filestore/app/coffee/FSPersistorManager.coffee
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logger = require("logger-sharelatex")
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fs = require("fs")
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LocalFileWriter = require("./LocalFileWriter")
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module.exports =
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sendFile: ( location, target, source, callback = (err)->) ->
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logger.log location:location, target:target, source:source, "sending file"
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fs.rename source, "#{location}/#{target}", (err) ->
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logger.err err:err, location:location, target:target, source:source, "Error on put of file"
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callback err
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sendStream: ( location, target, sourceStream, callback = (err)->) ->
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logger.log location:location, target:target, source:sourceStream, "sending file stream"
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sourceStream.on "error", (err)->
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logger.err location:location, target:target, source:sourceStream, err:err "error on stream to send"
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LocalFileWriter.writeStream sourceStream, null, (err, fsPath)=>
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if err?
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logger.err location:location, target:target, fsPath:fsPath, err:err, "something went wrong writing stream to disk"
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return callback err
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@sendFile location, target, fsPath, callback
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getFileStream: (location, name, callback = (err, res)->)->
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logger.log location:location, name:name, "getting file"
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sourceStream = fs.createReadStream "#{location}/#{name}"
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sourceStream.on 'error', (err) ->
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logger.err err:err, location:location, name:name, "Error reading from file"
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callback err
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callback null,sourceStream
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copyFile: (location, fromName, toName, callback = (err)->)->
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logger.log location:location, fromName:fromName, toName:toName, "copying file"
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sourceStream = fs.createReadStream "#{location}/#{fromName}"
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sourceStream.on 'error', (err) ->
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logger.err err:err, location:location, key:fromName, "Error reading from file"
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callback err
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targetStream = fs.createWriteStream "#{location}/#{toName}"
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targetStream.on 'error', (err) ->
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logger.err err:err, location:location, key:targetKey, "Error writing to file"
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callback err
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sourceStream.pipe targetStream
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deleteFile: (location, name, callback)->
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logger.log location:location, name:name, "delete file"
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fs.unlink "#{location}/#{name}", (err) ->
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logger.err err:err, location:location, name:name, "Error on delete."
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callback err
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deleteDirectory: (location, name, callback = (err)->)->
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fs.rmdir "#{location}/#{name}", (err) ->
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logger.err err:err, location:location, name:name, "Error on rmdir."
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callback err
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checkIfFileExists:(location, name, callback = (err,exists)->)->
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logger.log location:location, name:name, "checking if file exists"
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fs.exists "#{location}/#{name}", (exists) ->
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logger.log location:location, name:name, exists:exists, "checked if file exists"
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callback null, exists
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assert = require("chai").assert
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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/FSPersistorManager.js"
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SandboxedModule = require('sandboxed-module')
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fs = require("fs")
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describe "FSPersistorManagerTests", ->
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beforeEach ->
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@Fs =
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rename:sinon.stub()
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createReadStream:sinon.stub()
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createWriteStream:sinon.stub()
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unlink:sinon.stub()
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rmdir:sinon.stub()
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exists:sinon.stub()
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@LocalFileWriter =
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writeStream: sinon.stub()
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@requires =
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"./LocalFileWriter":@LocalFileWriter
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"fs":@Fs
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"logger-sharelatex":
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log:->
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err:->
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@location = "/tmp"
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@name1 = "first_file"
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@name2 = "second_file"
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@error = "error_message"
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@FSPersistorManager = SandboxedModule.require modulePath, requires: @requires
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describe "sendFile", ->
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it "should put the file", (done) ->
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@Fs.rename.callsArgWith(2,@error)
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@FSPersistorManager.sendFile @location, @name1, @name2, (err)=>
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@Fs.rename.calledWith( @name2, "#{@location}/#{@name1}" ).should.equal true
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err.should.equal @error
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done()
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describe "sendStream", ->
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beforeEach ->
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@FSPersistorManager.sendFile = sinon.stub().callsArgWith(3)
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@LocalFileWriter.writeStream.callsArgWith(2, null, @name1)
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@SourceStream =
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on:->
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it "should sent stream to LocalFileWriter", (done)->
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@FSPersistorManager.sendStream @location, @name1, @SourceStream, =>
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@LocalFileWriter.writeStream.calledWith(@SourceStream).should.equal true
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done()
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it "should return the error from LocalFileWriter", (done)->
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@LocalFileWriter.writeStream.callsArgWith(2, @error)
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@FSPersistorManager.sendStream @location, @name1, @SourceStream, (err)=>
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err.should.equal @error
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done()
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it "should send the file to the filestore", (done)->
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@LocalFileWriter.writeStream.callsArgWith(2)
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@FSPersistorManager.sendStream @location, @name1, @SourceStream, (err)=>
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@FSPersistorManager.sendFile.called.should.equal true
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done()
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describe "getFileStream", ->
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it "should use correct file location", (done) ->
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@Fs.createReadStream.returns(
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on:->
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)
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@FSPersistorManager.getFileStream @location, @name1, (err,res)=>
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@Fs.createReadStream.calledWith("#{@location}/#{@name1}").should.equal.true
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done()
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describe "copyFile", ->
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beforeEach ->
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@ReadStream=
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on:->
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pipe:sinon.stub()
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@WriteStream=
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on:->
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@Fs.createReadStream.returns(@ReadStream)
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@Fs.createWriteStream.returns(@WriteStream)
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it "Should open the source for reading", (done) ->
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@FSPersistorManager.copyFile @location, @name1, @name2, ->
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@Fs.createReadStream.calledWith("#{@location}/#{@name1}").should.equal.true
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done()
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it "Should open the target for writing", (done) ->
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@FSPersistorManager.copyFile @location, @name1, @name2, ->
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@Fs.createWriteStream.calledWith("#{@location}/#{@name2}").should.equal.true
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done()
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it "Should pipe the source to the target", (done) ->
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@FSPersistorManager.copyFile @location, @name1, @name2, ->
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@ReadStream.pipe.calledWith(@WriteStream).should.equal.true
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done()
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describe "deleteFile", ->
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beforeEach ->
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@Fs.unlink.callsArgWith(1,@error)
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it "Should call unlink with correct options", (done) ->
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@FSPersistorManager.deleteFile @location, @name1, (err) =>
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@Fs.unlink.calledWith("#{@location}/#{@name1}").should.equal.true
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done()
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it "Should propogate the error", (done) ->
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@FSPersistorManager.deleteFile @location, @name1, (err) =>
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err.should.equal @error
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done()
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describe "deleteDirectory", ->
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beforeEach ->
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@Fs.rmdir.callsArgWith(1,@error)
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it "Should call rmdir with correct options", (done) ->
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@FSPersistorManager.deleteDirectory @location, @name1, (err) =>
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@Fs.rmdir.calledWith("#{@location}/#{@name1}").should.equal.true
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done()
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it "Should propogate the error", (done) ->
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@FSPersistorManager.deleteDirectory @location, @name1, (err) =>
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err.should.equal @error
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done()
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describe "checkIfFileExists", ->
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beforeEach ->
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@Fs.exists.callsArgWith(1,true)
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it "Should call exists with correct options", (done) ->
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@FSPersistorManager.checkIfFileExists @location, @name1, (exists) =>
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@Fs.exists.calledWith("#{@location}/#{@name1}").should.equal.true
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done()
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# fs.exists simply returns false on any error, so...
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it "should not return an error", (done) ->
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@FSPersistorManager.checkIfFileExists @location, @name1, (err,exists) =>
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expect(err).to.be.null
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done()
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it "Should return true for existing files", (done) ->
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@Fs.exists.callsArgWith(1,true)
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@FSPersistorManager.checkIfFileExists @location, @name1, (err,exists) =>
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exists.should.be.true
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done()
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it "Should return false for non-existing files", (done) ->
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@Fs.exists.callsArgWith(1,false)
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@FSPersistorManager.checkIfFileExists @location, @name1, (err,exists) =>
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exists.should.be.false
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done()
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