Use Github Actions for CI

.github/workflows/CI.yml

@@ -0,0 +1,37 @@
+name: CI
+
+on:
+  push:
+    branches:
+      - master
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        ruby:
+          - head
+          - '3.0'
+          - '2.7'
+          - '2.6'
+          - '2.5'
+          - jruby
+    continue-on-error: ${{ matrix.ruby == 'head' }}
+    name: Ruby ${{ matrix.ruby }}
+    env:
+      JRUBY_OPTS: "--debug"
+    steps:
+      - uses: actions/checkout@v2
+      - name: Install Apt Packages
+        run: |
+          sudo apt-get install libcurl4-openssl-dev -y
+      - uses: ruby/setup-ruby@v1
+        continue-on-error: true
+        with:
+          ruby-version: ${{ matrix.ruby }}
+          bundler-cache: true
+      - run: |
+          bundle exec rake

Gemfile

@@ -1,4 +1,4 @@
-source 'http://rubygems.org/'
+source 'https://rubygems.org/'
 
 gemspec
 

Rakefile

@@ -3,24 +3,34 @@ Bundler::GemHelper.install_tasks
 
 require "rspec/core/rake_task"
 RSpec::Core::RakeTask.new(:spec) do |t|
-  t.rspec_opts = ["-c", "-f progress", "-r ./spec/spec_helper.rb"]
+  t.rspec_opts = %w[
+    --force-color
+    --format progress
+    --require ./spec/spec_helper.rb
+  ]
   t.pattern = 'spec/**/*_spec.rb'
 end
 
 RSpec::Core::RakeTask.new(:spec_http_without_webmock) do |t|
-  t.rspec_opts = ["-c", "-f progress", "-r ./spec/acceptance/net_http/real_net_http_spec.rb"]
+  t.rspec_opts = %w[
+    --force-color
+    --format progress
+    --require ./spec/acceptance/net_http/real_net_http_spec.rb
+  ]
   t.pattern = 'spec/acceptance/net_http/real_net_http_spec.rb'
 end
 
 require 'rake/testtask'
 Rake::TestTask.new(:test) do |test|
   test.test_files = FileList["test/**/*.rb"].exclude("test/test_helper.rb")
+  test.options = "--use-color"
   test.verbose = false
   test.warning = false
 end
 
 Rake::TestTask.new(:minitest) do |test|
   test.test_files = FileList["minitest/**/*.rb"].exclude("test/test_helper.rb")
+  test.options = "--pride"
   test.verbose = false
   test.warning = false
 end