adding a test for #10830

1 files changed, 46 insertions, 0 deletions

diff --git a/activerecord/test/cases/adapters/postgresql/bytea_test.rb b/activerecord/test/cases/adapters/postgresql/bytea_test.rb
new file mode 100644
index 0000000000..5ed2d8aba2
--- /dev/null
+++ b/activerecord/test/cases/adapters/postgresql/bytea_test.rb
@@ -0,0 +1,46 @@
+# encoding: utf-8
+
+require "cases/helper"
+require 'active_record/base'
+require 'active_record/connection_adapters/postgresql_adapter'
+
+class PostgresqlByteaTest < ActiveRecord::TestCase
+  class ByteaDataType < ActiveRecord::Base
+    self.table_name = 'bytea_data_type'
+  end
+
+  def setup
+    @connection = ActiveRecord::Base.connection
+    begin
+      @connection.transaction do
+        @connection.create_table('bytea_data_type') do |t|
+          t.binary 'payload'
+          t.binary 'serialized'
+        end
+      end
+    end
+    @column = ByteaDataType.columns.find { |c| c.name == 'payload' }
+    assert(@column.is_a?(ActiveRecord::ConnectionAdapters::PostgreSQLColumn))
+  end
+
+  def teardown
+    @connection.execute 'drop table if exists bytea_data_type'
+  end
+
+  class Serializer
+    def load(str); str; end
+    def dump(str); str; end
+  end
+
+  def test_serialize
+    serializer = Serializer.new
+    klass = Class.new(ByteaDataType) {
+      serialize :serialized, Serializer.new
+    }
+    obj = klass.new
+    obj.serialized = "hello world"
+    obj.save!
+    obj.reload
+    assert_equal "hello world", obj.serialized
+  end
+end