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133 lines
3.2 KiB
Ruby
133 lines
3.2 KiB
Ruby
require 'rails_helper'
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require 'file_helper'
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describe FileHelper do
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let(:url) { "https://eviltrout.com/trout.png" }
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let(:png) { File.read("#{Rails.root}/spec/fixtures/images/cropped.png") }
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before do
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stub_request(:any, /https:\/\/eviltrout.com/)
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stub_request(:get, url).to_return(body: png)
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end
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describe "download" do
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it "correctly raises an OpenURI HTTP error if it gets a 404 even with redirect" do
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url = "http://fourohfour.com/404"
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stub_request(:get, url).to_return(status: 404, body: "404")
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expect do
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begin
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FileHelper.download(
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url,
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max_file_size: 10000,
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tmp_file_name: 'trouttmp',
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follow_redirect: true
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)
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rescue => e
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expect(e.io.status[0]).to eq("404")
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raise
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end
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end.to raise_error(OpenURI::HTTPError)
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end
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it "correctly raises an OpenURI HTTP error if it gets a 404" do
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url = "http://fourohfour.com/404"
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stub_request(:get, url).to_return(status: 404, body: "404")
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expect do
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begin
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FileHelper.download(
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url,
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max_file_size: 10000,
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tmp_file_name: 'trouttmp',
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follow_redirect: false
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)
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rescue => e
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expect(e.io.status[0]).to eq("404")
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raise
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end
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end.to raise_error(OpenURI::HTTPError)
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end
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it "returns a file with the image" do
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begin
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tmpfile = FileHelper.download(
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url,
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max_file_size: 10000,
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tmp_file_name: 'trouttmp'
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)
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expect(Base64.encode64(tmpfile.read)).to eq(Base64.encode64(png))
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ensure
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tmpfile&.close
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end
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end
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it "works with a protocol relative url" do
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begin
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tmpfile = FileHelper.download(
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"//eviltrout.com/trout.png",
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max_file_size: 10000,
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tmp_file_name: 'trouttmp'
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)
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expect(Base64.encode64(tmpfile.read)).to eq(Base64.encode64(png))
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ensure
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tmpfile&.close
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end
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end
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describe 'when max_file_size is exceeded' do
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it 'should return nil' do
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tmpfile = FileHelper.download(
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"//eviltrout.com/trout.png",
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max_file_size: 1,
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tmp_file_name: 'trouttmp'
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)
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expect(tmpfile).to eq(nil)
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end
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it 'is able to retain the tmpfile' do
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begin
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tmpfile = FileHelper.download(
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"//eviltrout.com/trout.png",
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max_file_size: 1,
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tmp_file_name: 'trouttmp',
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retain_on_max_file_size_exceeded: true
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)
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expect(tmpfile.closed?).to eq(false)
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ensure
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tmpfile&.close
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end
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end
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end
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describe 'when url is a jpeg' do
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let(:url) { "https://eviltrout.com/trout.jpg" }
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it "should prioritize the content type returned by the response" do
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begin
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stub_request(:get, url).to_return(body: png, headers: {
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"content-type": "image/png"
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})
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tmpfile = FileHelper.download(
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url,
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max_file_size: 10000,
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tmp_file_name: 'trouttmp'
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)
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expect(File.extname(tmpfile)).to eq('.png')
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ensure
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tmpfile&.close
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end
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end
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end
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end
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end
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