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# This file is a part of Julia. License is MIT: https://julialang.org/license
# Test that `Base.download_url()` is altered by `Base.DOWNLOAD_HOOKS`.
let urls = ["http://httpbin.julialang.org/ip", "https://httpbin.julialang.org/ip"]
for url in urls
@test Base.download_url(url) == url
end
push!(Base.DOWNLOAD_HOOKS, url->replace(url, r"^http://" => "https://"))
for url in urls
@test Base.download_url(url) == urls[end]
end
pop!(Base.DOWNLOAD_HOOKS)
for url in urls
@test Base.download_url(url) == url
end
end
mktempdir() do temp_dir
# Download a file
file = joinpath(temp_dir, "ip")
@test download("https://httpbin.julialang.org/ip", file) == file
@test isfile(file)
@test !isempty(read(file))
ip = read(file, String)
# Test download rewrite hook
push!(Base.DOWNLOAD_HOOKS, url->replace(url, r"/status/404$" => "/ip"))
@test download("https://httpbin.julialang.org/status/404", file) == file
@test isfile(file)
@test !isempty(read(file))
@test ip == read(file, String)
pop!(Base.DOWNLOAD_HOOKS)
# Download an empty file
empty_file = joinpath(temp_dir, "empty")
@test download("https://httpbin.julialang.org/status/200", empty_file) == empty_file
# Windows and older versions of curl do not create the empty file (https://github.com/curl/curl/issues/183)
@test !isfile(empty_file) || isempty(read(empty_file))
# Make sure that failed downloads do not leave files around
missing_file = joinpath(temp_dir, "missing")
@test_throws ProcessFailedException download("https://httpbin.julialang.org/status/404", missing_file)
@test !isfile(missing_file)
# Make sure we properly handle metachar ' on windows with ^ escaping
if Sys.iswindows()
metachar_file = joinpath(temp_dir, "metachar")
Base.download_powershell("https://httpbin.julialang.org/get?test='^'", metachar_file)
metachar_string = read(metachar_file, String)
m = match(r"\"test\"\s*:\s*\"(.*)\"", metachar_string)
@test m.captures[1] == "'^'"
end
# Use a TEST-NET (192.0.2.0/24) address which shouldn't be bound
invalid_host_file = joinpath(temp_dir, "invalid_host")
@test_throws ProcessFailedException download("http://192.0.2.1", invalid_host_file)
@test !isfile(invalid_host_file)
end
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