2 files changed, 83 insertions, 2 deletions
diff --git a/test/pleroma/web/pleroma_api/controllers/emoji_file_controller_test.exs b/test/pleroma/web/pleroma_api/controllers/emoji_file_controller_test.exs
index 82de86ee3..6fbdaec7a 100644
--- a/test/pleroma/web/pleroma_api/controllers/emoji_file_controller_test.exs
+++ b/test/pleroma/web/pleroma_api/controllers/emoji_file_controller_test.exs
@@ -5,6 +5,7 @@
 defmodule Pleroma.Web.PleromaAPI.EmojiFileControllerTest do
   use Pleroma.Web.ConnCase
 
+  import Mock
   import Tesla.Mock
   import Pleroma.Factory
 
@@ -200,6 +201,31 @@ defmodule Pleroma.Web.PleromaAPI.EmojiFileControllerTest do
              }
     end
 
+    test "returns an error on add file when file system is not writable", %{
+      admin_conn: admin_conn
+    } do
+      pack_file = Path.join([@emoji_path, "not_loaded", "pack.json"])
+
+      with_mocks([
+        {File, [:passthrough], [stat: fn ^pack_file -> {:error, :eacces} end]}
+      ]) do
+        assert admin_conn
+               |> put_req_header("content-type", "multipart/form-data")
+               |> post("/api/pleroma/emoji/packs/files?name=not_loaded", %{
+                 shortcode: "blank3",
+                 filename: "dir/blank.png",
+                 file: %Plug.Upload{
+                   filename: "blank.png",
+                   path: "#{@emoji_path}/test_pack/blank.png"
+                 }
+               })
+               |> json_response_and_validate_schema(500) == %{
+                 "error" =>
+                   "Unexpected error occurred while adding file to pack. (POSIX error: Permission denied)"
+               }
+      end
+    end
+
     test "remove file with not loaded pack", %{admin_conn: admin_conn} do
       assert admin_conn
              |> delete("/api/pleroma/emoji/packs/files?name=not_loaded&shortcode=blank3")
diff --git a/test/pleroma/web/pleroma_api/controllers/emoji_pack_controller_test.exs b/test/pleroma/web/pleroma_api/controllers/emoji_pack_controller_test.exs
index 3445f0ca0..d9385389b 100644
--- a/test/pleroma/web/pleroma_api/controllers/emoji_pack_controller_test.exs
+++ b/test/pleroma/web/pleroma_api/controllers/emoji_pack_controller_test.exs
@@ -3,8 +3,9 @@
 # SPDX-License-Identifier: AGPL-3.0-only
 
 defmodule Pleroma.Web.PleromaAPI.EmojiPackControllerTest do
-  use Pleroma.Web.ConnCase
+  use Pleroma.Web.ConnCase, async: false
 
+  import Mock
   import Tesla.Mock
   import Pleroma.Factory
 
@@ -346,7 +347,7 @@ defmodule Pleroma.Web.PleromaAPI.EmojiPackControllerTest do
     end
   end
 
-  describe "PATCH /api/pleroma/emoji/pack?name=:name" do
+  describe "PATCH/update /api/pleroma/emoji/pack?name=:name" do
     setup do
       pack_file = "#{@emoji_path}/test_pack/pack.json"
       original_content = File.read!(pack_file)
@@ -365,6 +366,20 @@ defmodule Pleroma.Web.PleromaAPI.EmojiPackControllerTest do
        }}
     end
 
+    test "returns error when file system not writable", %{admin_conn: conn} = ctx do
+      with_mocks([
+        {File, [:passthrough], [stat: fn _ -> {:error, :eacces} end]}
+      ]) do
+        assert conn
+               |> put_req_header("content-type", "multipart/form-data")
+               |> patch(
+                 "/api/pleroma/emoji/pack?name=test_pack",
+                 %{"metadata" => ctx[:new_data]}
+               )
+               |> json_response_and_validate_schema(500)
+      end
+    end
+
     test "for a pack without a fallback source", ctx do
       assert ctx[:admin_conn]
              |> put_req_header("content-type", "multipart/form-data")
@@ -424,6 +439,46 @@ defmodule Pleroma.Web.PleromaAPI.EmojiPackControllerTest do
   end
 
   describe "POST/DELETE /api/pleroma/emoji/pack?name=:name" do
+    test "returns an error on creates pack when file system not writable", %{
+      admin_conn: admin_conn
+    } do
+      path_pack = Path.join(@emoji_path, "test_pack")
+
+      with_mocks([
+        {File, [:passthrough], [mkdir: fn ^path_pack -> {:error, :eacces} end]}
+      ]) do
+        assert admin_conn
+               |> post("/api/pleroma/emoji/pack?name=test_pack")
+               |> json_response_and_validate_schema(500) == %{
+                 "error" =>
+                   "Unexpected error occurred while creating pack. (POSIX error: Permission denied)"
+               }
+      end
+    end
+
+    test "returns an error on deletes pack when the file system is not writable", %{
+      admin_conn: admin_conn
+    } do
+      path_pack = Path.join(@emoji_path, "test_emoji_pack")
+
+      try do
+        {:ok, _pack} = Pleroma.Emoji.Pack.create("test_emoji_pack")
+
+        with_mocks([
+          {File, [:passthrough], [rm_rf: fn ^path_pack -> {:error, :eacces, path_pack} end]}
+        ]) do
+          assert admin_conn
+                 |> delete("/api/pleroma/emoji/pack?name=test_emoji_pack")
+                 |> json_response_and_validate_schema(500) == %{
+                   "error" =>
+                     "Couldn't delete the `test_emoji_pack` pack (POSIX error: Permission denied)"
+                 }
+        end
+      after
+        File.rm_rf(path_pack)
+      end
+    end
+
     test "creating and deleting a pack", %{admin_conn: admin_conn} do
       assert admin_conn
              |> post("/api/pleroma/emoji/pack?name=test_created")