From d57a62ca64395444c401a8cee2c8c02e7bb0b736 Mon Sep 17 00:00:00 2001 From: Jatinder Singh Date: Sun, 9 Aug 2009 20:43:56 -0700 Subject: [PATCH] AR should respect default values for MySQL BINARY and VARBINARY columns. --- .../connection_adapters/mysql_adapter.rb | 4 +- activerecord/test/cases/column_definition_test.rb | 34 ++++++++++++++++++++ 2 files changed, 36 insertions(+), 2 deletions(-) diff --git a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb index 2812dbb..c1f44b5 100644 --- a/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/mysql_adapter.rb @@ -76,7 +76,7 @@ module ActiveRecord module ConnectionAdapters class MysqlColumn < Column #:nodoc: def extract_default(default) - if type == :binary || type == :text + if sql_type =~ /blob/i || type == :text if default.blank? return null ? nil : '' else @@ -90,7 +90,7 @@ module ActiveRecord end def has_default? - return false if type == :binary || type == :text #mysql forbids defaults on blob and text columns + return false if sql_type =~ /blob/i || type == :text #mysql forbids defaults on blob and text columns super end diff --git a/activerecord/test/cases/column_definition_test.rb b/activerecord/test/cases/column_definition_test.rb index 98abc8e..fc9a0ac 100644 --- a/activerecord/test/cases/column_definition_test.rb +++ b/activerecord/test/cases/column_definition_test.rb @@ -33,4 +33,38 @@ class ColumnDefinitionTest < ActiveRecord::TestCase column.limit, column.precision, column.scale, column.default, column.null) assert_equal %Q{title varchar(20) DEFAULT 'Hello' NOT NULL}, column_def.to_sql end + + if current_adapter?(:MysqlAdapter) + def test_should_set_default_for_mysql_binary_data_types + binary_column = ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", "a", "binary(1)") + assert_equal "a", binary_column.default + + varbinary_column = ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", "a", "varbinary(1)") + assert_equal "a", varbinary_column.default + end + + def test_should_not_set_default_for_blob_and_text_data_types + assert_raise ArgumentError do + ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", "a", "blob") + end + + assert_raise ArgumentError do + ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", "Hello", "text") + end + + text_column = ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", nil, "text") + assert_equal nil, text_column.default + + not_null_text_column = ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", nil, "text", false) + assert_equal "", not_null_text_column.default + end + + def test_has_default_should_return_false_for_blog_and_test_data_types + blob_column = ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", nil, "blob") + assert !blob_column.has_default? + + text_column = ActiveRecord::ConnectionAdapters::MysqlColumn.new("title", nil, "text") + assert !text_column.has_default? + end + end end -- 1.6.1.3