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Add Plug.Static tests (#1236)
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* Add test that asserts Plug.Static.call/2 serves files from the
  app directory using a :from with an application name and
  directory.
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thymusvulgaris authored Jun 27, 2024
1 parent 90590ab commit cb9f1c7
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23 changes: 23 additions & 0 deletions test/plug/static_test.exs
Original file line number Diff line number Diff line change
Expand Up @@ -313,6 +313,29 @@ defmodule Plug.StaticTest do
assert get_resp_header(conn, "vary") == ["Accept-Encoding"]
end

test "call/2 serves files from the app directory using a :from with an application name and directory" do
app_dir = Application.app_dir(:plug)
fixture = Path.join(app_dir, "tmp.txt")

try do
:ok = File.write!(fixture, "ABCD")

opts = [
at: "priv/static",
from: {:plug, "."}
]

conn =
conn(:get, "/priv/static/tmp.txt")
|> call(opts)

assert conn.status == 200
assert conn.resp_body == "ABCD"
after
:ok = File.rm!(fixture)
end
end

test "raises an exception if :from isn't a binary or an atom" do
assert_raise ArgumentError, fn ->
defmodule ExceptionPlug do
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