# Pleroma: A lightweight social networking server
# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
# SPDX-License-Identifier: AGPL-3.0-only

defmodule Pleroma.HTTPTest do
  use ExUnit.Case, async: true
  use Pleroma.Tests.Helpers
  import Tesla.Mock
  alias Pleroma.HTTP

  setup do
    clear_config([:http, :send_user_agent], false)

    mock(fn
      %{
        method: :get,
        url: "http://example.com/hello",
        headers: [{"content-type", "application/json"}]
      } ->
        json(%{"my" => "data"})

      %{method: :head, url: "http://example.com/hello"} ->
        %Tesla.Env{status: 200, body: ""}

      %{method: :get, url: "http://example.com/hello"} ->
        %Tesla.Env{status: 200, body: "hello"}

      %{method: :post, url: "http://example.com/world"} ->
        %Tesla.Env{status: 200, body: "world"}
    end)

    :ok
  end

  describe "head/1" do
    test "returns successfully result" do
      assert HTTP.head("http://example.com/hello") == {:ok, %Tesla.Env{status: 200, body: ""}}
    end
  end

  describe "get/1" do
    test "returns successfully result" do
      assert HTTP.get("http://example.com/hello") == {
               :ok,
               %Tesla.Env{status: 200, body: "hello"}
             }
    end
  end

  describe "get/2 (with headers)" do
    test "returns successfully result for json content-type" do
      assert HTTP.get("http://example.com/hello", [{"content-type", "application/json"}]) ==
               {
                 :ok,
                 %Tesla.Env{
                   status: 200,
                   body: "{\"my\":\"data\"}",
                   headers: [{"content-type", "application/json"}]
                 }
               }
    end
  end

  describe "post/2" do
    test "returns successfully result" do
      assert HTTP.post("http://example.com/world", "") == {
               :ok,
               %Tesla.Env{status: 200, body: "world"}
             }
    end
  end

  describe "Catching errors" do
    test "rescues when adapter throws an error" do
      mock(fn
        %{method: :get, url: "http://example.com/hello"} -> raise ArgumentError
      end)

      assert HTTP.get("http://example.com/hello") == {:error, :fetch_error}
    end
  end
end