Add Jest tests to the lint job

Change-Id: If0d63bc11f264e6e7287afdd0940d0f3b4ac1cf7
diff --git a/roles/test/tasks/main.yaml b/roles/test/tasks/main.yaml
new file mode 100644
index 0000000..8430fc7
--- /dev/null
+++ b/roles/test/tasks/main.yaml
@@ -0,0 +1,8 @@
+- name: Run tests
+  shell:
+    cmd: |
+      set -euxo pipefail
+      node --experimental-vm-modules ./node_modules/jest/bin/jest.js --ci |& tee out/jest-log.txt
+    chdir: "{{ zuul.project.src_dir }}"
+    executable: /bin/bash
+  changed_when: false