Merge pull request #62 from spectator/seamless_database_pool

Seamless database pool adapter

Gemfile

@@ -14,6 +14,7 @@ group :test do
     gem "mysql2", "~> 0.3.0"
     gem "pg", "~> 0.9"
     gem "sqlite3-ruby", "~> 1.3.1"
+    gem "seamless_database_pool", "~> 1.0.11"
   end
 
   platforms :jruby do
@@ -36,7 +37,6 @@ group :test do
   end
 
   platforms :mri_19 do
-    # TODO: Remove the conditional when ruby-debug19 supports Ruby >= 1.9.3
+    gem "debugger"
-    gem "ruby-debug19" if RUBY_VERSION < "1.9.3"
   end
 end

Gemfile.lock

@@ -16,11 +16,17 @@ GEM
     activesupport (3.2.7)
       i18n (~> 0.6)
       multi_json (~> 1.0)
-    archive-tar-minitar (0.5.2)
     arel (3.0.2)
     builder (3.0.0)
     chronic (0.7.0)
     columnize (0.3.6)
+    debugger (1.2.0)
+      columnize (>= 0.3.1)
+      debugger-linecache (~> 1.1.1)
+      debugger-ruby_core_source (~> 1.1.3)
+    debugger-linecache (1.1.2)
+      debugger-ruby_core_source (>= 1.1.1)
+    debugger-ruby_core_source (1.1.3)
     delorean (0.2.1)
       chronic
     factory_girl (1.3.3)
@@ -36,8 +42,6 @@ GEM
     json (1.7.4-java)
     linecache (0.46)
       rbx-require-relative (> 0.0.4)
-    linecache19 (0.5.12)
-      ruby_core_source (>= 0.1.4)
     multi_json (1.3.6)
     mysql (2.8.1)
     mysql2 (0.3.11)
@@ -52,16 +56,8 @@ GEM
     ruby-debug-base (0.10.4)
       linecache (>= 0.3)
     ruby-debug-base (0.10.4-java)
-    ruby-debug-base19 (0.11.25)
+    seamless_database_pool (1.0.11)
-      columnize (>= 0.3.1)
+      activerecord (>= 2.2.2)
-      linecache19 (>= 0.5.11)
-      ruby_core_source (>= 0.1.4)
-    ruby-debug19 (0.11.6)
-      columnize (>= 0.3.1)
-      linecache19 (>= 0.5.11)
-      ruby-debug-base19 (>= 0.11.19)
-    ruby_core_source (0.1.5)
-      archive-tar-minitar (>= 0.5.2)
     sqlite3 (1.3.6)
     sqlite3-ruby (1.3.3)
       sqlite3 (>= 1.3.3)
@@ -74,6 +70,7 @@ PLATFORMS
 DEPENDENCIES
   activerecord (~> 3.0)
   activerecord-jdbcmysql-adapter
+  debugger
   delorean (~> 0.2.0)
   factory_girl (~> 1.3.3)
   jdbc-mysql
@@ -84,5 +81,5 @@ DEPENDENCIES
   rake
   ruby-debug (= 0.10.4)
   ruby-debug-base (= 0.10.4)
-  ruby-debug19
+  seamless_database_pool (~> 1.0.11)
   sqlite3-ruby (~> 1.3.1)

Rakefile

@@ -36,7 +36,7 @@ namespace :display do
 end
 task :default => ["display:notice"]
 
-ADAPTERS = %w(mysql mysql2 jdbcmysql postgresql sqlite3)
+ADAPTERS = %w(mysql mysql2 jdbcmysql postgresql sqlite3 seamless_database_pool)
 ADAPTERS.each do |adapter|
   namespace :test do
     desc "Runs #{adapter} database tests."

lib/activerecord-import/active_record/adapters/seamless_database_pool_adapter.rb

@@ -0,0 +1,7 @@
+require "seamless_database_pool"
+require "active_record/connection_adapters/seamless_database_pool_adapter"
+require "activerecord-import/adapters/mysql_adapter"
+
+class ActiveRecord::ConnectionAdapters::SeamlessDatabasePoolAdapter
+  include ActiveRecord::Import::MysqlAdapter
+end

test/adapters/seamless_database_pool.rb

@@ -0,0 +1 @@
+ENV["ARE_DB"] = "seamless_database_pool"

test/database.yml.sample

@@ -13,6 +13,13 @@ mysql2:
   <<: *common
   adapter: mysql2
 
+seamless_database_pool:
+  <<: *common
+  adapter: seamless_database_pool
+  pool_adapter: mysql2
+  master:
+    host: localhost
+
 postgresql:
   <<: *common
   username: postgres