3 files changed, 49 insertions, 2 deletions
diff --git a/activerecord/test/cases/adapters/postgresql/schema_test.rb b/activerecord/test/cases/adapters/postgresql/schema_test.rb
index ffbf14b528..cd31900d4e 100644
--- a/activerecord/test/cases/adapters/postgresql/schema_test.rb
+++ b/activerecord/test/cases/adapters/postgresql/schema_test.rb
@@ -72,7 +72,7 @@ class SchemaTest < ActiveRecord::TestCase
   end
 
   def test_schema_names
-    assert_equal ["public", "test_schema", "test_schema2"], @connection.schema_names
+    assert_equal ["public", "schema_1", "test_schema", "test_schema2"], @connection.schema_names
   end
 
   def test_create_schema
diff --git a/activerecord/test/cases/defaults_test.rb b/activerecord/test/cases/defaults_test.rb
index deaf5252db..72f1c99ca0 100644
--- a/activerecord/test/cases/defaults_test.rb
+++ b/activerecord/test/cases/defaults_test.rb
@@ -109,3 +109,43 @@ if current_adapter?(:MysqlAdapter) or current_adapter?(:Mysql2Adapter)
     end
   end
 end
+
+if current_adapter?(:PostgreSQLAdapter)
+  class DefaultsUsingMultipleSchemasAndDomainTest < ActiveSupport::TestCase
+    def setup
+      @connection = ActiveRecord::Base.connection
+
+      @old_search_path = @connection.schema_search_path
+      @connection.schema_search_path = "schema_1, pg_catalog"
+      @connection.create_table "defaults" do |t|
+        t.text "text_col", :default => "some value"
+        t.string "string_col", :default => "some value"
+      end
+      Default.reset_column_information
+    end
+
+    def test_text_defaults_in_new_schema_when_overriding_domain
+      assert_equal "some value", Default.new.text_col, "Default of text column was not correctly parse"
+    end
+
+    def test_string_defaults_in_new_schema_when_overriding_domain
+      assert_equal "some value", Default.new.string_col, "Default of string column was not correctly parse"
+    end
+
+    def test_bpchar_defaults_in_new_schema_when_overriding_domain
+      @connection.execute "ALTER TABLE defaults ADD bpchar_col bpchar DEFAULT 'some value'"
+      Default.reset_column_information
+      assert_equal "some value", Default.new.bpchar_col, "Default of bpchar column was not correctly parse"
+    end
+
+    def test_text_defaults_after_updating_column_default
+      @connection.execute "ALTER TABLE defaults ALTER COLUMN text_col SET DEFAULT 'some text'::schema_1.text"
+      assert_equal "some text", Default.new.text_col, "Default of text column was not correctly parse after updating default using '::text' since postgreSQL will add parens to the default in db"
+    end
+
+    def teardown
+      @connection.schema_search_path = @old_search_path
+      Default.reset_column_information
+    end
+  end
+end
diff --git a/activerecord/test/schema/postgresql_specific_schema.rb b/activerecord/test/schema/postgresql_specific_schema.rb
index 2cd9f30b59..d0e7338f15 100644
--- a/activerecord/test/schema/postgresql_specific_schema.rb
+++ b/activerecord/test/schema/postgresql_specific_schema.rb
@@ -12,6 +12,8 @@ ActiveRecord::Schema.define do
 
   execute 'DROP FUNCTION IF EXISTS partitioned_insert_trigger()'
 
+  execute "DROP SCHEMA IF EXISTS schema_1 CASCADE"
+
   %w(accounts_id_seq developers_id_seq projects_id_seq topics_id_seq customers_id_seq orders_id_seq).each do |seq_name|
     execute "SELECT setval('#{seq_name}', 100)"
   end
@@ -37,7 +39,12 @@ ActiveRecord::Schema.define do
 );
 _SQL
 
-    execute <<_SQL
+  execute "CREATE SCHEMA schema_1"
+  execute "CREATE DOMAIN schema_1.text AS text"
+  execute "CREATE DOMAIN schema_1.varchar AS varchar"
+  execute "CREATE DOMAIN schema_1.bpchar AS bpchar"
+
+  execute <<_SQL
   CREATE TABLE geometrics (
     id serial primary key,
     a_point point,