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89 lines
3.4 KiB
CoffeeScript
89 lines
3.4 KiB
CoffeeScript
Client = require "./helpers/Client"
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request = require "request"
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require("chai").should()
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fs = require "fs"
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ChildProcess = require "child_process"
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fixturePath = (path) -> __dirname + "/../fixtures/" + path
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try
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fs.mkdirSync(fixturePath("tmp"))
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catch e
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convertToPng = (pdfPath, pngPath, callback = (error) ->) ->
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convert = ChildProcess.exec "convert #{fixturePath(pdfPath)} #{fixturePath(pngPath)}"
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convert.on "exit", () ->
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callback()
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compare = (originalPath, generatedPath, callback = (error, same) ->) ->
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diff_file = "#{fixturePath(generatedPath)}-diff.png"
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proc = ChildProcess.exec "compare -metric mae #{fixturePath(originalPath)} #{fixturePath(generatedPath)} #{diff_file}"
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stderr = ""
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proc.stderr.on "data", (chunk) -> stderr += chunk
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proc.on "exit", () ->
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if stderr.trim() == "0 (0)"
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fs.unlink diff_file # remove output diff if test matches expected image
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callback null, true
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else
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console.log "compare result", stderr
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callback null, false
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compareMultiplePages = (project_id, callback = (error) ->) ->
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compareNext = (page_no, callback) ->
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path = "tmp/#{project_id}-source-#{page_no}.png"
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fs.stat fixturePath(path), (error, stat) ->
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if error?
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callback()
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else
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compare "tmp/#{project_id}-source-#{page_no}.png", "tmp/#{project_id}-generated-#{page_no}.png", (error, same) =>
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throw error if error?
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same.should.equal true
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compareNext page_no + 1, callback
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compareNext 0, callback
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downloadAndComparePdf = (project_id, example_dir, url, callback = (error) ->) ->
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writeStream = fs.createWriteStream(fixturePath("tmp/#{project_id}.pdf"))
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request.get(url).pipe(writeStream)
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writeStream.on "close", () =>
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convertToPng "tmp/#{project_id}.pdf", "tmp/#{project_id}-generated.png", (error) =>
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throw error if error?
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convertToPng "examples/#{example_dir}/output.pdf", "tmp/#{project_id}-source.png", (error) =>
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throw error if error?
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fs.stat fixturePath("tmp/#{project_id}-source-0.png"), (error, stat) =>
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if error?
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compare "tmp/#{project_id}-source.png", "tmp/#{project_id}-generated.png", (error, same) =>
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throw error if error?
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same.should.equal true
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callback()
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else
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compareMultiplePages project_id, (error) ->
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throw error if error?
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callback()
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Client.runServer(4242, fixturePath("examples"))
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describe "Example Documents", ->
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before (done) ->
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ChildProcess.exec("rm test/acceptance/fixtures/tmp/*").on "exit", () -> done()
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for example_dir in fs.readdirSync fixturePath("examples")
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do (example_dir) ->
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describe example_dir, ->
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before ->
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@project_id = Client.randomId() + "_" + example_dir
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it "should generate the correct pdf", (done) ->
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Client.compileDirectory @project_id, fixturePath("examples"), example_dir, 4242, (error, res, body) =>
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if body?.compile?.status is "failure"
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console.log "DEBUG: error", error, "body", JSON.stringify(body)
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pdf = Client.getOutputFile body, "pdf"
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downloadAndComparePdf(@project_id, example_dir, pdf.url, done)
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it "should generate the correct pdf on the second run as well", (done) ->
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Client.compileDirectory @project_id, fixturePath("examples"), example_dir, 4242, (error, res, body) =>
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if body?.compile?.status is "failure"
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console.log "DEBUG: error", error, "body", JSON.stringify(body)
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pdf = Client.getOutputFile body, "pdf"
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downloadAndComparePdf(@project_id, example_dir, pdf.url, done)
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