fix(lsp): fix multi client handling in code action (#18869)

Fixes https://github.com/neovim/neovim/issues/18860

1 files changed, 29 insertions, 0 deletions

diff --git a/test/functional/fixtures/fake-lsp-server.lua b/test/functional/fixtures/fake-lsp-server.lua
index 9bceb612a5..0dc0c8c2db 100644
--- a/test/functional/fixtures/fake-lsp-server.lua
+++ b/test/functional/fixtures/fake-lsp-server.lua
@@ -757,6 +757,35 @@ function tests.code_action_with_resolve()
   }
 end
 
+function tests.code_action_server_side_command()
+  skeleton({
+    on_init = function()
+      return {
+        capabilities = {
+          codeActionProvider = {
+            resolveProvider = false,
+          },
+        },
+      }
+    end,
+    body = function()
+      notify('start')
+      local cmd = {
+        title = 'Command 1',
+        command = 'dummy1',
+      }
+      expect_request('textDocument/codeAction', function()
+        return nil, { cmd }
+      end)
+      expect_request('workspace/executeCommand', function()
+        return nil, cmd
+      end)
+      notify('shutdown')
+    end,
+  })
+end
+
+
 function tests.code_action_filter()
   skeleton {
     on_init = function()