From cb22a55318b44764500cae1b80773cfc8dc46b71 Mon Sep 17 00:00:00 2001
From: Yegappan Lakshmanan <yegappan@yahoo.com>
Date: Fri, 11 Nov 2022 07:33:35 -0800
Subject: [PATCH] Stop running the tests if clangd is not ready

---
 test/unit_tests.vim | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

diff --git a/test/unit_tests.vim b/test/unit_tests.vim
index 8e7f72a..9f4593b 100644
--- a/test/unit_tests.vim
+++ b/test/unit_tests.vim
@@ -25,6 +25,7 @@ var lspServers = [{
       args: ['--background-index', '--clang-tidy']
   }]
 call LspAddServer(lspServers)
+echomsg system($'{lspServers[0].path} --version')
 
 g:LSPTest = true
 
@@ -895,11 +896,8 @@ def Test_LspDiagsUpdated_Autocmd()
   assert_equal(3, g:LspAutoCmd)
 enddef
 
-def LspRunTests()
-  :set nomore
-  :set debug=beep
-  delete('results.txt')
-
+# Start the C language server.  Returns true on success and false on failure.
+def StartLangServer(): bool
   # Edit a dummy C file to start the LSP server
   :edit Xtest.c
   # Wait for the LSP server to become ready (max 10 seconds)
@@ -908,8 +906,22 @@ def LspRunTests()
     :sleep 100m
     maxcount -= 1
   endwhile
+  var serverStatus: bool = g:LspServerReady()
   :%bw!
 
+  return serverStatus
+enddef
+
+def LspRunTests()
+  :set nomore
+  :set debug=beep
+  delete('results.txt')
+
+  if !StartLangServer()
+    writefile(['FAIL: Not able to start the C language server'], 'results.txt')
+    return
+  endif
+
   # Get the list of test functions in this file and call them
   var fns: list<string> = execute('function /Test_')
 		    ->split("\n")
-- 
2.48.1