Files
danbooru/test/unit/downloads/file_test.rb
2019-04-25 18:13:59 -07:00

76 lines
2.6 KiB
Ruby

require 'test_helper'
module Downloads
class FileTest < ActiveSupport::TestCase
context "A post download" do
setup do
ENV["SKIP_CLOUDFLARE_CHECK"] = "1"
@source = "http://www.google.com/intl/en_ALL/images/logo.gif"
@download = Downloads::File.new(@source)
end
teardown do
ENV["SKIP_CLOUDFLARE_CHECK"] = nil
end
context "for a banned IP" do
setup do
Resolv.expects(:getaddress).returns("127.0.0.1").at_least_once
end
should "not try to download the file" do
assert_raise(Downloads::File::Error) { Downloads::File.new("http://evil.com").download! }
end
should "not try to fetch the size" do
assert_raise(Downloads::File::Error) { Downloads::File.new("http://evil.com").size }
end
should "not follow redirects to banned IPs" do
url = "http://httpbin.org/redirect-to?url=http://127.0.0.1"
stub_request(:get, url).to_return(status: 301, headers: { "Location": "http://127.0.0.1" })
assert_raise(Downloads::File::Error) { Downloads::File.new(url).download! }
end
should "not follow redirects that resolve to a banned IP" do
url = "http://httpbin.org/redirect-to?url=http://127.0.0.1.nip.io"
stub_request(:get, url).to_return(status: 301, headers: { "Location": "http://127.0.0.1.xip.io" })
assert_raise(Downloads::File::Error) { Downloads::File.new(url).download! }
end
end
context "that fails" do
should "retry three times before giving up" do
HTTParty.expects(:get).times(3).raises(Errno::ETIMEDOUT)
assert_raises(Errno::ETIMEDOUT) { @download.download! }
end
should "return an uncorrupted file on the second try" do
bomb = stub("bomb")
bomb.expects(:size).raises(IOError)
resp = stub("resp", success?: true)
HTTParty.expects(:get).twice.multiple_yields("a", bomb, "b", "c").then.multiple_yields("a", "b", "c").returns(resp)
@download.stubs(:is_cloudflare?).returns(false)
tempfile, _ = @download.download!
assert_equal("abc", tempfile.read)
end
end
should "throw an exception when the file is larger than the maximum" do
assert_raise(Downloads::File::Error) do
@download.download!(max_size: 1)
end
end
should "store the file in the tempfile path" do
tempfile, strategy = @download.download!
assert_operator(tempfile.size, :>, 0, "should have data")
end
end
end
end