Put together tests for seamless_database_pool adapter

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

@@ -1,3 +1,4 @@
+require "seamless_database_pool"
 require "active_record/connection_adapters/seamless_database_pool_adapter"
 require "activerecord-import/adapters/mysql_adapter"
 

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