test/helper.rb in cohort_analysis-0.4.0 vs test/helper.rb in cohort_analysis-1.0.0

@@ -7,22 +7,67 @@
 MiniTest::Unit.runner = MiniTest::SuiteRunner.new
 MiniTest::Unit.runner.reporters << MiniTest::Reporters::SpecReporter.new
 
 require 'factory_girl'
 
-$LOAD_PATH.unshift(File.dirname(__FILE__))
-$LOAD_PATH.unshift(File.join(File.dirname(__FILE__), '..', 'lib'))
+require 'active_record'
+require 'active_record_inline_schema'
+
 require 'cohort_analysis'
 
-if ::Bundler.definition.specs['ruby-debug19'].first or ::Bundler.definition.specs['ruby-debug'].first
+if ::Bundler.definition.specs['debugger'].first
+  require 'debugger'
+elsif ::Bundler.definition.specs['ruby-debug'].first
   require 'ruby-debug'
 end
 
 # require 'logger'
 # ActiveRecord::Base.logger = Logger.new($stdout)
 
-ActiveRecord::Base.establish_connection(
-  'adapter' => 'mysql2',
-  'database' => 'test_cohort_analysis',
-  'username' => 'root',
-  'password' => 'password'
-)
+ActiveRecord::Base.establish_connection(:adapter => "sqlite3", :database => ":memory:")
+
+Arel::Table.engine = ActiveRecord::Base
+
+# https://gist.github.com/1560208 - shared examples in minispec
+
+MiniTest::Spec.class_eval do
+  # start transaction
+  before do
+    # activerecord-3.2.3/lib/active_record/fixtures.rb
+    @fixture_connections = ActiveRecord::Base.connection_handler.connection_pools.values.map(&:connection)
+    @fixture_connections.each do |connection|
+      connection.increment_open_transactions
+      connection.transaction_joinable = false
+      connection.begin_db_transaction
+    end
+  end
+
+  # rollback
+  after do
+    @fixture_connections.each do |connection|
+      if connection.open_transactions != 0
+        connection.rollback_db_transaction
+        connection.decrement_open_transactions
+      end
+    end
+    @fixture_connections.clear
+    ActiveRecord::Base.clear_active_connections!
+  end
+
+  def self.shared_examples
+    @shared_examples ||= {}
+  end
+end
+
+module MiniTest::Spec::SharedExamples
+  def shared_examples_for(desc, &block)
+    MiniTest::Spec.shared_examples[desc] = block
+  end
+
+  def it_behaves_like(desc)
+    self.instance_eval do
+      MiniTest::Spec.shared_examples[desc].call
+    end
+  end
+end
+
+Object.class_eval { include(MiniTest::Spec::SharedExamples) }