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Test MySQL implicit NULL for integer columns. Closes #6156.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5901 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
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1 parent 6e1e088 commit dbd7b5e11177c46c8688b54d46be8fcb5b8a4317 @jeremy jeremy committed Jan 12, 2007
Showing with 26 additions and 0 deletions.
  1. +26 −0 activerecord/test/defaults_test.rb
@@ -18,6 +18,32 @@ def test_nil_defaults_for_not_null_columns
end
end
+ if current_adapter?(:MysqlAdapter)
+ # MySQL uses an implicit default 0 rather than NULL unless in strict mode.
+ # We use an implicit NULL so schema.rb is compatible with other databases.
+ def test_mysql_integer_not_null_defaults
+ klass = Class.new(ActiveRecord::Base)
+ klass.table_name = 'test_integer_not_null_default_zero'
+ klass.connection.create_table klass.table_name do |t|
+ t.column :zero, :integer, :null => false, :default => 0
+ t.column :omit, :integer, :null => false
+ end
+
+ assert_equal 0, klass.columns_hash['zero'].default
+ assert !klass.columns_hash['zero'].null
+ assert_equal nil, klass.columns_hash['omit'].default
+ assert !klass.columns_hash['omit'].null
+
+ assert_nothing_raised do
+ instance = klass.create!
+ assert_equal 0, instance.zero
+ assert_nil instance.omit
+ end
+ ensure
+ klass.connection.drop_table(klass.table_name) rescue nil
+ end
+ end
+
if current_adapter?(:PostgreSQLAdapter, :SQLServerAdapter, :FirebirdAdapter, :OpenBaseAdapter)
def test_default_integers
default = Default.new

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