test with rspec

Author: jim80net

.github/workflows/build.yml

@@ -17,7 +17,11 @@ jobs:
       uses: actions/setup-ruby@v1
       with:
         ruby-version: 2.5.x
-    - name: Build and test with Rake
+    - name: Test with Rspec
+      run: |
+          gem install rspec
+          rspec --format documentation --color
+    - name: Build with bundler
       run: |
         gem install bundler
         bundle install --jobs 4 --retry 3 --deployment --without "development test"