asakusa.rb hack night!

Fix in-memory tests

activerecord/test/cases/scoping/default_scoping_test.rb

@@ -55,6 +55,8 @@ class DefaultScopingTest < ActiveRecord::TestCase
   end
 
   def test_default_scoping_with_threads
+    skip "in-memory database mustn't disconnect" if in_memory_db?
+
     2.times do
       Thread.new {
         assert DeveloperOrderedBySalary.all.to_sql.include?('salary DESC')

activerecord/test/cases/transactions_test.rb

@@ -545,6 +545,9 @@ if current_adapter?(:PostgreSQLAdapter)
     # This will cause transactions to overlap and fail unless they are performed on
     # separate database connections.
     def test_transaction_per_thread
+    if in_memory_db?
+      skip "in memory db can't share a db between threads"
+    end
       threads = 3.times.map do
         Thread.new do
           Topic.transaction do