discourse/spec/components/file_helper_spec.rb

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require 'rails_helper'
require 'file_helper'
describe FileHelper do
let(:url) { "https://eviltrout.com/trout.png" }
let(:png) { Base64.decode64("R0lGODlhAQABALMAAAAAAIAAAACAAICAAAAAgIAAgACAgMDAwICAgP8AAAD/AP//AAAA//8A/wD//wBiZCH5BAEAAA8ALAAAAAABAAEAAAQC8EUAOw==") }
before do
stub_request(:any, /https:\/\/eviltrout.com/)
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stub_request(:get, url).to_return(body: png)
end
describe "download" do
it "correctly raises an OpenURI HTTP error if it gets a 404 even with redirect" do
url = "http://fourohfour.com/404"
stub_request(:head, url).to_return(status: 404, body: "404")
stub_request(:get, url).to_return(status: 404, body: "404")
expect do
begin
FileHelper.download(
url,
max_file_size: 10000,
tmp_file_name: 'trouttmp',
follow_redirect: true
)
rescue => e
expect(e.io.status[0]).to eq("404")
raise
end
end.to raise_error(OpenURI::HTTPError)
end
it "correctly raises an OpenURI HTTP error if it gets a 404" do
url = "http://fourohfour.com/404"
stub_request(:head, url).to_return(status: 404, body: "404")
stub_request(:get, url).to_return(status: 404, body: "404")
expect do
begin
FileHelper.download(
url,
max_file_size: 10000,
tmp_file_name: 'trouttmp',
follow_redirect: false
)
rescue => e
expect(e.io.status[0]).to eq("404")
raise
end
end.to raise_error(OpenURI::HTTPError)
end
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it "returns a file with the image" do
tmpfile = FileHelper.download(
url,
max_file_size: 10000,
tmp_file_name: 'trouttmp'
)
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expect(tmpfile.read[0..5]).to eq("GIF89a")
end
it "works with a protocol relative url" do
tmpfile = FileHelper.download(
"//eviltrout.com/trout.png",
max_file_size: 10000,
tmp_file_name: 'trouttmp'
)
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expect(tmpfile.read[0..5]).to eq("GIF89a")
end
end
end