Added JRuby compatibility

* Added skipping MRI/YARV gems on JRuby in .gemspec
* Added JRuby specific gems into Gemfile
* Added skipping Curb tests on JRuby
* Added `jruby-19mode` into Travis-CI matrix

Closes #555

.travis.yml

@@ -8,6 +8,7 @@ rvm:
   - 1.9.3
   - 1.8.7
   - ree
+  - jruby-19mode
 
 env:
   - TEST_COMMAND="rake test:unit"

Gemfile

@@ -2,3 +2,16 @@ source "http://rubygems.org"
 
 # Specify your gem's dependencies in tire.gemspec
 gemspec
+
+unless defined?(RUBY_VERSION) && RUBY_VERSION < '1.9'
+  gem "turn", "~> 0.9"
+end
+
+platform :jruby do
+  gem "jdbc-sqlite3"
+  gem "activerecord-jdbcsqlite3-adapter"
+
+  if defined?(RUBY_VERSION) && RUBY_VERSION < '1.9'
+    gem "json"
+  end
+end

test/test_helper.rb

@@ -6,13 +6,24 @@
 require 'pathname'
 require 'test/unit'
 
+JRUBY = defined?(JRUBY_VERSION)
+
 if ENV['JSON_LIBRARY']
   puts "Using '#{ENV['JSON_LIBRARY']}' JSON library"
   require ENV['JSON_LIBRARY']
+elsif JRUBY
+  require 'json'
 else
   require 'yajl/json_gem'
 end
-require 'sqlite3'
+
+if JRUBY
+  require 'jdbc/sqlite3'
+  require 'active_record'
+  require 'active_record/connection_adapters/jdbcsqlite3_adapter'
+else
+  require 'sqlite3'
+end
 
 require 'shoulda'
 require 'turn/autorun' unless ENV["TM_FILEPATH"] || defined?(RUBY_VERSION) && RUBY_VERSION < '1.9'

test/unit/http_client_test.rb

@@ -1,5 +1,4 @@
 require 'test_helper'
-require 'tire/http/clients/curb'
 
 module Tire
   module HTTP
@@ -46,27 +45,31 @@ class ClientTest < Test::Unit::TestCase
 
       end
 
-      context "Curb" do
-        setup do
-          Configuration.client Client::Curb
-        end
+      if defined?(Curl)
+        require 'tire/http/clients/curb'
+
+        context "Curb" do
+          setup do
+            Configuration.client Client::Curb
+          end
 
-        teardown do
-          Configuration.client Client::RestClient
-        end
+          teardown do
+            Configuration.client Client::RestClient
+          end
 
-        should "use POST method if request body passed" do
-          ::Curl::Easy.any_instance.expects(:http_post)
+          should "use POST method if request body passed" do
+            ::Curl::Easy.any_instance.expects(:http_post)
 
-          response = Configuration.client.get "http://localhost:3000", '{ "query_string" : { "query" : "apple" }}'
-        end
+            response = Configuration.client.get "http://localhost:3000", '{ "query_string" : { "query" : "apple" }}'
+          end
 
-        should "use GET method if request body is nil" do
-          ::Curl::Easy.any_instance.expects(:http_get)
+          should "use GET method if request body is nil" do
+            ::Curl::Easy.any_instance.expects(:http_get)
 
-          response = Configuration.client.get "http://localhost:9200/articles/article/1"
-        end
+            response = Configuration.client.get "http://localhost:9200/articles/article/1"
+          end
 
+        end
       end
 
 

tire.gemspec

@@ -35,18 +35,21 @@ Gem::Specification.new do |s|
   # = Development dependencies
   #
   s.add_development_dependency "bundler",     "~> 1.0"
-  s.add_development_dependency "yajl-ruby",   "~> 1.0"
   s.add_development_dependency "shoulda"
   s.add_development_dependency "mocha"
   s.add_development_dependency "minitest",     "~> 2.12"
   s.add_development_dependency "activerecord", ">= 3.0"
-  s.add_development_dependency "sqlite3"
   s.add_development_dependency "mongoid",      "~> 2.2"
-  s.add_development_dependency "bson_ext"
   s.add_development_dependency "redis-persistence"
-  s.add_development_dependency "curb"
-  s.add_development_dependency "oj"
-  s.add_development_dependency "turn", "~> 0.9" if defined?(RUBY_VERSION) && RUBY_VERSION > '1.9'
+  s.add_development_dependency "faraday"
+
+  unless defined?(JRUBY_VERSION)
+    s.add_development_dependency "yajl-ruby",   "~> 1.0"
+    s.add_development_dependency "sqlite3"
+    s.add_development_dependency "bson_ext"
+    s.add_development_dependency "curb"
+    s.add_development_dependency "oj"
+  end
 
   s.description = <<-DESC
    Tire is a Ruby client for the ElasticSearch search engine/database.