added golang testing configuration

lua/custom/plugins/tests.lua

@@ -0,0 +1,31 @@
+return {
+  'nvim-neotest/neotest',
+  dependencies = {
+    'nvim-neotest/nvim-nio',
+    'nvim-lua/plenary.nvim',
+    'antoinemadec/FixCursorHold.nvim',
+    'nvim-treesitter/nvim-treesitter',
+    'nvim-neotest/neotest-go',
+  },
+  opts = {},
+  config = function()
+    require('neotest').setup {
+      adapters = {
+        require 'neotest-go',
+      },
+      output_panel = {
+        enabled = true,
+        open = 'botright split | resize 15',
+      },
+      quickfix = {
+        open = false,
+      },
+    }
+    vim.keymap.set('n', '<leader>t', "<cmd>lua require('neotest').run.run()<CR>", { desc = 'Run Test' })
+    vim.keymap.set('n', '<leader>tf', "<cmd>lua require('neotest').run.run(vim.fn.expand('%'))<CR>", { desc = 'Run Test File' })
+    vim.keymap.set('n', '<leader>td', "<cmd>lua require('neotest').run.run(vim.fn.getcwd())<CR>", { desc = 'Run Current Test Directory' })
+    vim.keymap.set('n', '<leader>tp', "<cmd>lua require('neotest').output_panel.toggle()<CR>", { desc = 'Toggle Test Output Panel' })
+    vim.keymap.set('n', '<leader>tl', "<cmd>lua require('neotest').run.run_last()<CR>", { desc = 'Run Last Test' })
+    vim.keymap.set('n', '<leader>ts', "<cmd>lua require('neotest').summary.toggle()<CR>", { desc = 'Toggle Test Summary' })
+  end,
+}