ci(unit tests): run Jest tests in single thread to prevent OOM exception

AtofStryker · AtofStryker · commit aa7852f170c8 · 2020-08-01T14:34:40.000-04:00
Since the circle container is only 4GB, running jest tests in parallel is problematic as the
container frequently runs out of memory. The memoryt can either be increased, or the tests can run
in a single thread
diff --git a/.circleci/config.yml b/.circleci/config.yml
@@ -50,7 +50,7 @@ jobs:
       - *restore_node_modules
       - run:
           name: yarn test:unit
-          command: yarn test:unit
+          command: yarn test:unit -w 1
 workflows:
   version: 2
   install-tests:
