fix: migrate to common prism setup

.gitignore

@@ -39,3 +39,5 @@ Gemfile.lock
 
 # unless supporting rvm < 1.11.0 or doing something fancy, ignore this:
 .rvmrc
+
+prism

.travis.yml

@@ -1,34 +1,25 @@
 language: ruby
-rvm:
-  - ruby-head
-  - 2.7
-  - 2.6
-  - 2.5
-  - 2.4
-  - jruby-9.2
+env:
+  - version=ruby:2.7
+  - version=ruby:2.6
+  - version=ruby:2.5
+  - version=ruby:2.4
+  - version=jruby:9.2
+
 gemfile:
   - gemfiles/Sinatra_1.gemfile
   - gemfiles/Sinatra_2.gemfile
-before_script:
-  - mkdir prism
-  - mkdir prism/bin
-  - export PATH=$PATH:$PWD/prism/bin/
-  - "./test/prism.sh"
-install: make install
-script: make test
-matrix:
-  allow_failures:
-    - rvm: ruby-head
-  fast_finish: true
+
+script: make test-docker
+
 deploy:
   provider: rubygems
   api_key:
     secure: CWlfN170i/fHPrIufHHLWQ0utjuhxf4ELSxKeypIuO2CNTqNMzocDAa2vxMt4XfO6d2wFPV/LC+IHR7i+sp7PKvjRoa4BLUUxjfBNDboc0gGESeUYlAxwsJo0tOVCNmpxgjQKqtPLz/19A/v/xpxLv2Im/9Idqa5ATd06sMDdM8=
   gem: sendgrid-ruby
   on:
     tags: true
-    rvm: '2.4'
-    condition: '$BUNDLE_GEMFILE == *"gemfiles/Sinatra_1.gemfile"'
+    condition: $version=ruby:2.4 AND '$BUNDLE_GEMFILE == *"gemfiles/Sinatra_1.gemfile"'
 
 notifications:
   slack:

Dockerfile

@@ -0,0 +1,14 @@
+ARG version=ruby:latest
+FROM $version
+
+# Needed for jruby
+RUN apt-get update \
+    && apt-get install -y make git
+
+COPY prism/prism/nginx/cert.crt /usr/local/share/ca-certificates/cert.crt
+RUN update-ca-certificates
+
+WORKDIR /app
+COPY . .
+
+RUN make install

Makefile

@@ -1,7 +1,13 @@
-.PHONY: install test
+.PHONY: install test test-integ test-docker
 
 install:
 	gem install bundler:2.1.2; bundle install
 
 test:
 	bundle exec rake spec
+
+test-integ: test
+
+version ?= ruby:latest
+test-docker:
+	curl -s https://raw.githubusercontent.com/sendgrid/sendgrid-oai/master/prism/prism.sh | version=$(version) bash

test/sendgrid/test_sendgrid-ruby.rb

@@ -5,34 +5,8 @@
 
 class TestAPI < MiniTest::Test
 
-    unless File.exist?('/usr/local/bin/prism') || File.exist?(File.join(Dir.pwd, 'prism/bin/prism'))
-      if RUBY_PLATFORM =~ /mswin|mingw/
-        puts 'Please download the Windows binary (https://github.com/stoplightio/prism/releases) and place it in your /usr/local/bin directory'
-      else
-        puts 'Installing Prism'
-        IO.popen(['curl', '-s', 'https://raw.githubusercontent.com/stoplightio/prism/master/install.sh']) do |io|
-          out = io.read
-          unless system(out)
-            puts "Error downloading the prism binary, you can try downloading directly here (https://github.com/stoplightio/prism/releases) and place in your /usr/local/bin directory, #{out}"
-            exit
-          end
-        end
-      end
-    end
-
-    puts 'Activating Prism (~20 seconds)'
-    @@prism_pid = spawn('prism run --mock --list --spec https://raw.githubusercontent.com/sendgrid/sendgrid-oai/master/oai_stoplight.json', [:out, :err] => '/dev/null')
-    sleep(15)
-    puts 'Prism started'
-
     def setup
-        host = "http://localhost:4010"
-        @sg = SendGrid::API.new(api_key: "SENDGRID_API_KEY", host: host)
-    end
-
-    Minitest.after_run do
-      Process.kill('TERM', @@prism_pid)
-      puts 'Prism shut down'
+        @sg = SendGrid::API.new(api_key: "SENDGRID_API_KEY")
     end
 
     def test_init