1 files changed, 56 insertions, 0 deletions
diff --git a/test/functional/lua/loader_spec.lua b/test/functional/lua/loader_spec.lua
new file mode 100644
index 0000000000..34c36b04ef
--- /dev/null
+++ b/test/functional/lua/loader_spec.lua
@@ -0,0 +1,56 @@
+-- Test suite for testing interactions with API bindings
+local helpers = require('test.functional.helpers')(after_each)
+
+local exec_lua = helpers.exec_lua
+local command = helpers.command
+local eq = helpers.eq
+
+describe('vim.loader', function()
+  before_each(helpers.clear)
+
+  it('handles changing files (#23027)', function()
+    exec_lua[[
+      vim.loader.enable()
+    ]]
+
+    local tmp = helpers.tmpname()
+    command('edit ' .. tmp)
+
+    eq(1, exec_lua([[
+      vim.api.nvim_buf_set_lines(0, 0, -1, true, {'_G.TEST=1'})
+      vim.cmd.write()
+      loadfile(...)()
+      return _G.TEST
+    ]], tmp))
+
+    -- fs latency
+    helpers.sleep(10)
+
+    eq(2, exec_lua([[
+      vim.api.nvim_buf_set_lines(0, 0, -1, true, {'_G.TEST=2'})
+      vim.cmd.write()
+      loadfile(...)()
+      return _G.TEST
+    ]], tmp))
+  end)
+
+  it('handles % signs in modpath (#24491)', function()
+    exec_lua[[
+      vim.loader.enable()
+    ]]
+
+    local tmp1, tmp2 = (function (t)
+      assert(os.remove(t))
+      assert(helpers.mkdir(t))
+      assert(helpers.mkdir(t .. '/%'))
+      return t .. '/%/x', t .. '/%%x'
+    end)(helpers.tmpname())
+
+    helpers.write_file(tmp1, 'return 1', true)
+    helpers.write_file(tmp2, 'return 2', true)
+    vim.uv.fs_utime(tmp1, 0, 0)
+    vim.uv.fs_utime(tmp2, 0, 0)
+    eq(1, exec_lua('return loadfile(...)()', tmp1))
+    eq(2, exec_lua('return loadfile(...)()', tmp2))
+  end)
+end)