Merge pull request #37 from ruby/fix-test-fail-head

Remove bundle exec for assert_separately.

Author: hsbt

.github/workflows/test.yml

@@ -36,6 +36,9 @@ jobs:
       uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby }}
-        bundler-cache: true # 'bundle install' and cache gems
+    - name: Install dependencies
+      run: bundle install
+    - name: Build
+      run: rake compile
     - name: Run test
-      run: bundle exec rake test
+      run: rake test