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-rw-r--r--activerecord/test/cases/associations/has_many_associations_test.rb22
1 files changed, 22 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 0b03844d50..ead8eaf342 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -130,6 +130,28 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
assert_equal car.id, bulb.car_id
end
+ def test_association_protect_foreign_key
+ invoice = Invoice.create
+
+ line_item = invoice.line_items.new
+ assert_equal invoice.id, line_item.invoice_id
+
+ line_item = invoice.line_items.new :invoice_id => invoice.id + 1
+ assert_equal invoice.id, line_item.invoice_id
+
+ line_item = invoice.line_items.build
+ assert_equal invoice.id, line_item.invoice_id
+
+ line_item = invoice.line_items.build :invoice_id => invoice.id + 1
+ assert_equal invoice.id, line_item.invoice_id
+
+ line_item = invoice.line_items.create
+ assert_equal invoice.id, line_item.invoice_id
+
+ line_item = invoice.line_items.create :invoice_id => invoice.id + 1
+ assert_equal invoice.id, line_item.invoice_id
+ end
+
def test_association_conditions_bypass_attribute_protection
car = Car.create(:name => 'honda')