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diff --git a/vim/pack/downloads/opt/lsp/test/gopls_tests.vim b/vim/pack/downloads/opt/lsp/test/gopls_tests.vim
new file mode 100644
index 0000000..bf00c89
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+++ b/vim/pack/downloads/opt/lsp/test/gopls_tests.vim
@@ -0,0 +1,121 @@
+vim9script
+# Unit tests for Vim Language Server Protocol (LSP) golang client
+
+source common.vim
+
+var lspServers = [{
+      filetype: ['go'],
+      path: exepath('gopls'),
+      args: ['serve']
+  }]
+call LspAddServer(lspServers)
+echomsg systemlist($'{lspServers[0].path} version')
+
+# Test for :LspGotoDefinition, :LspGotoDeclaration, etc.
+# This test also tests that multiple locations will be
+# shown in a list or popup
+def g:Test_LspGoto()
+  :silent! edit Xtest.go
+  var bnr = bufnr()
+
+  sleep 200m
+
+  var lines =<< trim END
+    package main
+
+    type A/*goto implementation*/ interface {
+            Hello()
+    }
+
+    type B struct{}
+
+    func (b *B) Hello() {}
+
+    type C struct{}
+
+    func (c *C) Hello() {}
+
+    func main() {
+    }
+  END
+  
+  setline(1, lines)
+  :redraw!
+  g:WaitForServerFileLoad(0)
+
+  cursor(9, 10)
+  :LspGotoDefinition
+  assert_equal([7, 6], [line('.'), col('.')])
+  exe "normal! \<C-t>"
+  assert_equal([9, 10], [line('.'), col('.')])
+
+  cursor(9, 13)
+  :LspGotoImpl
+  assert_equal([4, 9], [line('.'), col('.')])
+
+  cursor(13, 13)
+  :LspGotoImpl
+  assert_equal([4, 9], [line('.'), col('.')])
+
+  # Two implementions needs to be shown in a location list
+  cursor(4, 9)
+  assert_equal('', execute('LspGotoImpl'))
+  sleep 200m
+  var loclist: list<dict<any>> = getloclist(0)
+  assert_equal('quickfix', getwinvar(winnr('$'), '&buftype'))
+  assert_equal(2, loclist->len())
+  assert_equal(bnr, loclist[0].bufnr)
+  assert_equal([9, 13, ''], [loclist[0].lnum, loclist[0].col, loclist[0].type])
+  assert_equal([13, 13, ''], [loclist[1].lnum, loclist[1].col, loclist[1].type])
+  lclose
+
+  # Two implementions needs to be shown in a quickfix list
+  g:LspOptionsSet({ useQuickfixForLocations: true })
+  cursor(4, 9)
+  assert_equal('', execute('LspGotoImpl'))
+  sleep 200m
+  var qfl: list<dict<any>> = getqflist()
+  assert_equal('quickfix', getwinvar(winnr('$'), '&buftype'))
+  assert_equal(2, qfl->len())
+  assert_equal(bnr, qfl[0].bufnr)
+  assert_equal([9, 13, ''], [qfl[0].lnum, qfl[0].col, qfl[0].type])
+  assert_equal([13, 13, ''], [qfl[1].lnum, qfl[1].col, qfl[1].type])
+  cclose
+  g:LspOptionsSet({ useQuickfixForLocations: false })
+
+  # Two implementions needs to be peeked in a popup
+  cursor(4, 9)
+  :LspPeekImpl
+  sleep 10m
+  var ids = popup_list()
+  assert_equal(2, ids->len())
+  var filePopupAttrs = ids[0]->popup_getoptions()
+  var refPopupAttrs = ids[1]->popup_getoptions()
+  assert_match('Xtest', filePopupAttrs.title)
+  assert_match('Implementation', refPopupAttrs.title)
+  assert_equal(9, line('.', ids[0])) # current line in left panel
+  assert_equal(2, line('$', ids[1])) # last line in right panel
+  feedkeys("j\<CR>", 'xt')
+  assert_equal(13, line('.'))
+  assert_equal([], popup_list())
+  popup_clear()
+
+  # Jump to the first implementation
+  cursor(4, 9)
+  assert_equal('', execute(':1LspGotoImpl'))
+  assert_equal([9, 13], [line('.'), col('.')])
+
+  # Jump to the second implementation
+  cursor(4, 9)
+  assert_equal('', execute(':2LspGotoImpl'))
+  assert_equal([13, 13], [line('.'), col('.')])
+  bw!
+enddef
+
+# Start the gopls language server.  Returns true on success and false on
+# failure.
+def g:StartLangServer(): bool
+  return g:StartLangServerWithFile('Xtest.go')
+enddef
+
+# vim: shiftwidth=2 softtabstop=2 noexpandtab