+
+ test "reject regex shortcode", %{message: message} do
+ refute "firedfox" in installed()
+
+ clear_config(:mrf_steal_emoji,
+ hosts: ["example.org"],
+ size_limit: 284_468,
+ rejected_shortcodes: [~r/firedfox/]
+ )
+
+ assert {:ok, _message} = StealEmojiPolicy.filter(message)
+
+ refute "firedfox" in installed()
+ end
+
+ test "reject string shortcode", %{message: message} do
+ refute "firedfox" in installed()
+
+ clear_config(:mrf_steal_emoji,
+ hosts: ["example.org"],
+ size_limit: 284_468,
+ rejected_shortcodes: ["firedfox"]
+ )
+
+ assert {:ok, _message} = StealEmojiPolicy.filter(message)
+
+ refute "firedfox" in installed()
+ end
+
+ test "reject if size is above the limit", %{message: message} do
+ refute "firedfox" in installed()
+
+ Tesla.Mock.mock(fn %{method: :get, url: "https://example.org/emoji/firedfox.png"} ->
+ %Tesla.Env{status: 200, body: File.read!("test/fixtures/image.jpg")}
+ end)
+
+ clear_config(:mrf_steal_emoji, hosts: ["example.org"], size_limit: 50_000)
+
+ assert {:ok, _message} = StealEmojiPolicy.filter(message)
+
+ refute "firedfox" in installed()
+ end
+
+ test "reject if host returns error", %{message: message} do
+ refute "firedfox" in installed()
+
+ Tesla.Mock.mock(fn %{method: :get, url: "https://example.org/emoji/firedfox.png"} ->
+ {:ok, %Tesla.Env{status: 404, body: "Not found"}}
+ end)
+
+ clear_config(:mrf_steal_emoji, hosts: ["example.org"], size_limit: 284_468)
+
+ ExUnit.CaptureLog.capture_log(fn ->
+ assert {:ok, _message} = StealEmojiPolicy.filter(message)
+ end) =~ "MRF.StealEmojiPolicy: Failed to fetch https://example.org/emoji/firedfox.png"
+
+ refute "firedfox" in installed()
+ end
+
+ defp installed, do: Emoji.get_all() |> Enum.map(fn {k, _} -> k end)