chore: fix build (#260)

* chore: lock down celluloid version to make the tests pass

* chore: add test workflow for github actions

* chore: remove .travis.yml

Author: bethesque

.github/workflows/test.yml

@@ -0,0 +1,28 @@
+name: Test
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: "ubuntu-latest"
+    continue-on-error: ${{ matrix.experimental }}
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby_version: ["2.3.8", "2.4.5", "2.5.3", "2.6.3", "2.7.2"]
+        experimental: [false]
+        include:
+          - ruby_version: "3.0"
+            experimental: true
+          - ruby_version: "ruby-head"
+            experimental: true
+          - ruby_version: "jruby-head"
+            experimental: true
+
+    steps:
+      - uses: actions/checkout@v2
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: ${{ matrix.ruby_version }}
+      - run: "bundle install"
+      - run: "bundle exec rspec spec/ -b"

.travis.yml

@@ -12,11 +12,13 @@ group :test do
   gem "rspec-its", "~> 1.2"
   gem "rack", "~> 2.0"
   gem "rack-test", "~> 0.7"
+  gem "websocket_parser", "~>1.0"
 end
 
 group :webservers do
   gem 'reel', '~> 0.5.0'
   gem 'http', '~> 0.6.0'
+  gem 'celluloid', '0.17.4' # Refactors in 0.18.0 break the tests
   gem 'httpkit', :platform => [:mri, :rbx]
 end