Setup GitHub Actions

.github/workflows/test.yml

@@ -0,0 +1,22 @@
+name: Test
+on: [push, pull_request]
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        emacs_version:
+          - '23.4'
+          - '24.3'
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-python@v2
+      - uses: purcell/setup-emacs@master
+        with:
+          version: ${{ matrix.emacs_version }}
+      - uses: conao3/setup-cask@master
+
+      - name: Run tests
+        run: |
+          cask install
+          cask exec ert-runner

README.md

@@ -2,6 +2,7 @@ JSON Reformat
 =============
 
 [![Build Status](https://travis-ci.org/gongo/json-reformat.png)](https://travis-ci.org/gongo/json-reformat)
+![Test](https://github.com/gongo/json-reformat/workflows/Test/badge.svg)
 [![Coverage Status](https://img.shields.io/coveralls/gongo/json-reformat.svg)](https://coveralls.io/r/gongo/json-reformat?branch=master)
 [![melpa badge][melpa-badge]][melpa-link]
 [![melpa stable badge][melpa-stable-badge]][melpa-stable-link]