Add CircleCI integration

Author: jeffreylovitz

.circleci/config.yml

@@ -0,0 +1,36 @@
+# Ruby CircleCI 2.0 configuration file
+#
+# Check https://circleci.com/docs/2.0/language-ruby/ for more details
+#
+version: 2
+jobs:
+  build:
+    machine:
+      image: circleci/classic:latest      
+
+      # Specify service dependencies here if necessary
+      # CircleCI maintains a library of pre-built images
+      # documented at https://circleci.com/docs/2.0/circleci-images/
+      # - image: circleci/postgres:9.4
+
+    working_directory: ~/repo
+
+    steps:
+      - checkout
+
+      - run:
+          name: install dependencies
+          command: |
+            bundle install --jobs=4 --retry=3 --path vendor/bundle
+
+      - save_cache:
+          paths:
+            - ./vendor/bundle
+          key: v1-dependencies-{{ checksum "Gemfile.lock" }}
+        
+      # run tests!
+      - run:
+          name: run tests
+          command: |
+            docker run -d -p 6379:6379 -it --rm --name redisgraph redislabs/redisgraph:edge
+            bundle exec ruby test/test_suite.rb

Gemfile

@@ -2,6 +2,7 @@ source 'https://rubygems.org'
 
 gemspec
 
+gem 'test-unit', '~> 3'
 gem 'redis', '~> 4'
 gem 'terminal-table', '~> 1', '>= 1.8'
 

README.md

@@ -1,3 +1,5 @@
+[![CircleCI](https://circleci.com/gh/RedisLabs/redisgraph-rb/tree/master.svg?style=svg)](https://circleci.com/gh/RedisLabs/redisgraph-rb/tree/master)
+
 # redisgraph-rb
 
 `redisgraph-rb` is a Ruby gem client for the RedisGraph module. It relies on `redis-rb` for Redis connection management and provides support for graph QUERY, EXPLAIN, and DELETE commands.