disabled base_test.rb tests that were not Oracle compatible (TIME datatype is...

disabled base_test.rb tests that were not Oracle compatible (TIME datatype is not supported on Oracle, UPDATE does not support ORDER BY) _before_type_cast on Oracle returns Time and not String added Oracle specific schema definition that was missing for test_default_values test
Signed-off-by: NMichael Koziarski <michael@koziarski.com>

activerecord/test/cases/base_test.rb

@@ -146,7 +146,12 @@ def test_read_attributes_before_type_cast_on_boolean
 
   def test_read_attributes_before_type_cast_on_datetime
     developer = Developer.find(:first)
+    # Oracle adapter returns Time before type cast
+    unless current_adapter?(:OracleAdapter)
       assert_equal developer.created_at.to_s(:db) , developer.attributes_before_type_cast["created_at"]
+    else
+      assert_equal developer.created_at.to_s(:db) , developer.attributes_before_type_cast["created_at"].to_s(:db)
+    end
   end
 
   def test_hash_content
@@ -682,6 +687,8 @@ def test_update_all_with_order_and_limit
     end
   end
 
+  # Oracle UPDATE does not support ORDER BY
+  unless current_adapter?(:OracleAdapter)
     def test_update_all_ignores_order_without_limit_from_association
       author = authors(:david)
       assert_nothing_raised do
@@ -699,6 +706,7 @@ def test_update_all_with_order_and_limit_updates_subset_only
         assert_not_equal "bulk update!", posts(:thinking).body
       end
     end
+  end
 
   def test_update_many
     topic_data = { 1 => { "content" => "1 updated" }, 2 => { "content" => "2 updated" } }
@@ -1117,6 +1125,8 @@ def test_multiparameter_attributes_on_time_with_skip_time_zone_conversion_for_at
     Topic.skip_time_zone_conversion_for_attributes = []
   end
 
+  # Oracle, and Sybase do not have a TIME datatype.
+  unless current_adapter?(:OracleAdapter, :SybaseAdapter)
     def test_multiparameter_attributes_on_time_only_column_with_time_zone_aware_attributes_does_not_do_time_zone_conversion
       ActiveRecord::Base.time_zone_aware_attributes = true
       ActiveRecord::Base.default_timezone = :utc
@@ -1134,6 +1144,7 @@ def test_multiparameter_attributes_on_time_only_column_with_time_zone_aware_attr
       ActiveRecord::Base.default_timezone = :local
       Time.zone = nil
     end
+  end
 
   def test_multiparameter_attributes_on_time_with_empty_seconds
     attributes = {

activerecord/test/schema/oracle_specific_schema.rb

+ActiveRecord::Schema.define do
+
+  execute "drop table test_oracle_defaults" rescue nil
+  execute "drop sequence test_oracle_defaults_seq" rescue nil
+
+  execute <<-SQL
+create table test_oracle_defaults (
+  id integer not null primary key,
+  test_char char(1) default 'X' not null,
+  test_string varchar2(20) default 'hello' not null,
+  test_int integer default 3 not null
+)
+  SQL
+
+  execute <<-SQL
+create sequence test_oracle_defaults_seq minvalue 10000
+  SQL
+
+end