return {
  {
    'nvim-neotest/neotest',
    dependencies = {
      'nvim-lua/plenary.nvim',
      'nvim-neotest/nvim-nio',
      'nvim-treesitter/nvim-treesitter',
      'nvim-neotest/neotest-python',
      'alfaix/neotest-gtest',
      'andythigpen/nvim-coverage',
    },
    event = 'VeryLazy',
    config = function()
      local neotest = require('neotest')

      neotest.setup({
        adapters = {
          require('neotest-python')({
            runner = 'pytest',
            dap = { justMyCode = false },
            args = { '-v', '--tb=short' },
            -- Discover tests in tests/ directory
            pytest_discover_instances = true,
          }),
          require('neotest-gtest').setup({
            debug_adapter = 'codelldb',
          }),
        },
        output = { open_on_run = false },
        summary = { open = 'botright vsplit | vertical resize 60' },
      })

      local ok_cov, coverage = pcall(require, 'coverage')
      if ok_cov then
        coverage.setup({
          auto_reload = true,
        })
      end

      -- Keymaps (defined after setup to ensure modules are available)
      vim.keymap.set('n', '<leader>tn', function()
        neotest.run.run()
      end, { desc = 'Test: Run nearest' })

      vim.keymap.set('n', '<leader>tf', function()
        neotest.run.run(vim.fn.expand('%'))
      end, { desc = 'Test: Run file' })

      vim.keymap.set('n', '<leader>ta', function()
        neotest.run.run(vim.fn.getcwd())
      end, { desc = 'Test: Run all (cwd)' })

      vim.keymap.set('n', '<leader>td', function()
        neotest.run.run({ strategy = 'dap' })
      end, { desc = 'Test: Debug nearest' })

      vim.keymap.set('n', '<leader>tx', function()
        neotest.run.stop()
      end, { desc = 'Test: Stop' })

      vim.keymap.set('n', '<leader>ts', function()
        neotest.summary.toggle()
      end, { desc = 'Test: Toggle summary' })

      vim.keymap.set('n', '<leader>to', function()
        neotest.output.open({ enter = true, auto_close = false })
      end, { desc = 'Test: Show output' })

      vim.keymap.set('n', '<leader>tw', function()
        neotest.watch.toggle(vim.fn.expand('%'))
      end, { desc = 'Test: Watch file' })

      vim.keymap.set('n', ']t', function()
        neotest.jump.next({ status = 'failed' })
      end, { desc = 'Test: Next failed' })

      vim.keymap.set('n', '[t', function()
        neotest.jump.prev({ status = 'failed' })
      end, { desc = 'Test: Prev failed' })

      vim.keymap.set('n', '<leader>tC', function()
        local ok, cov = pcall(require, 'coverage')
        if ok then
          cov.toggle()
        end
      end, { desc = 'Test: Toggle coverage' })

      vim.keymap.set('n', '<leader>tL', function()
        local ok, cov = pcall(require, 'coverage')
        if ok then
          cov.load(true)
        end
      end, { desc = 'Test: Load coverage' })
    end,
  },
}