2 files changed, 25 insertions, 0 deletions
diff --git a/test/functional/lua/uri_spec.lua b/test/functional/lua/uri_spec.lua
index 19b1eb1f61..128c7c6137 100644
--- a/test/functional/lua/uri_spec.lua
+++ b/test/functional/lua/uri_spec.lua
@@ -85,6 +85,15 @@ describe('URI methods', function()
         eq('C:\\Foo\\Bar\\Baz.txt', exec_lua(test_case))
       end)
 
+      it('file path includes only ascii charactors with encoded colon character', function()
+        local test_case = [[
+        local uri = 'file:///C%3A/Foo/Bar/Baz.txt'
+        return vim.uri_to_fname(uri)
+        ]]
+
+        eq('C:\\Foo\\Bar\\Baz.txt', exec_lua(test_case))
+      end)
+
       it('file path including white space', function()
         local test_case = [[
         local uri = 'file:///C:/Foo%20/Bar/Baz.txt'
diff --git a/test/functional/lua/vim_spec.lua b/test/functional/lua/vim_spec.lua
index 5ce4bf2973..ca74d185cd 100644
--- a/test/functional/lua/vim_spec.lua
+++ b/test/functional/lua/vim_spec.lua
@@ -341,6 +341,22 @@ describe('lua stdlib', function()
         and vim.tbl_count(b) == 2
         and tostring(a) ~= tostring(b)
     ]]))
+
+    ok(exec_lua([[
+      local f1 = function() return 1 end
+      local f2 = function() return 2 end
+      local t1 = {f = f1}
+      local t2 = vim.deepcopy(t1)
+      t1.f = f2
+      return t1.f() ~= t2.f()
+    ]]))
+
+    eq('Error executing lua: .../shared.lua: Cannot deepcopy object of type thread',
+      pcall_err(exec_lua, [[
+        local thread = coroutine.create(function () return 0 end)
+        local t = {thr = thread}
+        vim.deepcopy(t)
+      ]]))
   end)
 
   it('vim.pesc', function()