Meh I'll figure out submodules later

.config/nvim/pack/tree/start/neo-tree.nvim/tests/neo-tree/hacks/hacks_spec.lua

@@ -0,0 +1,33 @@
+local u = require("tests.utils")
+local verify = require("tests.utils.verify")
+describe("Opening buffers in neo-tree window", function()
+  -- Just make sure we start all tests in the expected state
+  before_each(function()
+    u.eq(1, #vim.api.nvim_list_wins())
+    u.eq(1, #vim.api.nvim_list_tabpages())
+  end)
+
+  after_each(function()
+    u.clear_environment()
+  end)
+
+  local width = 33
+  describe("should automatically redirect to other buffers", function()
+    it("without changing our own width", function()
+      require("neo-tree").setup({
+        window = {
+          width = width,
+        },
+      })
+      vim.cmd("e test.txt")
+      vim.cmd("Neotree")
+      local neotree = vim.api.nvim_get_current_win()
+      assert.are.equal(width, vim.api.nvim_win_get_width(neotree))
+
+      vim.cmd("bnext")
+      verify.schedule(function()
+        return assert.are.equal(width, vim.api.nvim_win_get_width(neotree))
+      end, nil, "width should remain 33")
+    end)
+  end)
+end)