diff options
Diffstat (limited to 'activerecord')
| -rw-r--r-- | activerecord/CHANGELOG.md | 7 | ||||
| -rw-r--r-- | activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb | 2 | ||||
| -rw-r--r-- | activerecord/test/cases/adapters/mysql/schema_test.rb | 38 |
3 files changed, 47 insertions, 0 deletions
diff --git a/activerecord/CHANGELOG.md b/activerecord/CHANGELOG.md index 4588ef1ac9..3474a983e1 100644 --- a/activerecord/CHANGELOG.md +++ b/activerecord/CHANGELOG.md @@ -1,3 +1,10 @@ +* Floats with limit >= 25 that get turned into doubles in MySQL no longer have + their limit dropped from the schema. + + Fixes #14135. + + *Aaron Nelson* + * Fix how to calculate associated class name when using namespaced `has_and_belongs_to_many` association. diff --git a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb index 4184fad81c..35045b5258 100644 --- a/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb +++ b/activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb @@ -129,6 +129,8 @@ module ActiveRecord when /^mediumint/i; 3 when /^smallint/i; 2 when /^tinyint/i; 1 + when /^float/i; 24 + when /^double/i; 53 else super end diff --git a/activerecord/test/cases/adapters/mysql/schema_test.rb b/activerecord/test/cases/adapters/mysql/schema_test.rb index 807a7a155e..87c5277e64 100644 --- a/activerecord/test/cases/adapters/mysql/schema_test.rb +++ b/activerecord/test/cases/adapters/mysql/schema_test.rb @@ -17,6 +17,44 @@ module ActiveRecord self.table_name = "#{db}.#{table}" def self.name; 'Post'; end end + + @connection.create_table "mysql_doubles" + end + + teardown do + @connection.execute "drop table if exists mysql_doubles" + end + + class MysqlDouble < ActiveRecord::Base + self.table_name = "mysql_doubles" + end + + def test_float_limits + @connection.add_column :mysql_doubles, :float_no_limit, :float + @connection.add_column :mysql_doubles, :float_short, :float, limit: 5 + @connection.add_column :mysql_doubles, :float_long, :float, limit: 53 + + @connection.add_column :mysql_doubles, :float_23, :float, limit: 23 + @connection.add_column :mysql_doubles, :float_24, :float, limit: 24 + @connection.add_column :mysql_doubles, :float_25, :float, limit: 25 + MysqlDouble.reset_column_information + + column_no_limit = MysqlDouble.columns.find { |c| c.name == 'float_no_limit' } + column_short = MysqlDouble.columns.find { |c| c.name == 'float_short' } + column_long = MysqlDouble.columns.find { |c| c.name == 'float_long' } + + column_23 = MysqlDouble.columns.find { |c| c.name == 'float_23' } + column_24 = MysqlDouble.columns.find { |c| c.name == 'float_24' } + column_25 = MysqlDouble.columns.find { |c| c.name == 'float_25' } + + # Mysql floats are precision 0..24, Mysql doubles are precision 25..53 + assert_equal 24, column_no_limit.limit + assert_equal 24, column_short.limit + assert_equal 53, column_long.limit + + assert_equal 24, column_23.limit + assert_equal 24, column_24.limit + assert_equal 53, column_25.limit end def test_schema |