From fa8498562e600adc839bacb7444fd7c502b6672a Mon Sep 17 00:00:00 2001
From: Pepe Iborra <pepeiborra@gmail.com>
Date: Sat, 11 Jul 2020 14:27:01 +0100
Subject: [PATCH] Try again with one thread

---
 test/functional/Main.hs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/test/functional/Main.hs b/test/functional/Main.hs
index 328a0e502f2..ccc278d5fb2 100644
--- a/test/functional/Main.hs
+++ b/test/functional/Main.hs
@@ -21,17 +21,19 @@ import Progress
 import Reference
 import Rename
 import Symbol
+import System.Environment
 import TypeDefinition
 
 main :: IO ()
-main =
+main = do
+    setEnv "TASTY_NUM_THREADS" "1"
     -- ingredient: xml runner writes json file of test results (https://github.com/ocharles/tasty-ant-xml/blob/master/Test/Tasty/Runners/AntXML.hs)
     --             rerunningTests allow rerun of failed tests (https://github.com/ocharles/tasty-rerun/blob/master/src/Test/Tasty/Ingredients/Rerun.hs)
     defaultMainWithIngredients [
           antXMLRunner
         , rerunningTests [ listingTests, consoleTestReporter ]
         ]
-    $ testGroup "haskell-language-server" [
+      $ testGroup "haskell-language-server" [
           Command.tests
         , Completion.tests
         , Deferred.tests