add testing

lua/plugins/test.lua

@@ -0,0 +1,17 @@
+return {
+  'nvim-neotest/neotest',
+  dependencies = {
+    'nvim-neotest/nvim-nio',
+    'nvim-lua/plenary.nvim',
+    'antoinemadec/FixCursorHold.nvim',
+    'nvim-treesitter/nvim-treesitter',
+    'nvim-neotest/neotest-jest',
+  },
+  config = function()
+    require('neotest').setup {
+      adapters = {
+        require 'neotest-jest' {},
+      },
+    }
+  end,
+}