diff options
Diffstat (limited to 'activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb')
-rw-r--r-- | activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb index f4d14853d3..34d90cc395 100644 --- a/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb @@ -101,6 +101,16 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal 't1', record[1] end + def test_proper_usage_of_primary_keys_and_join_table + setup_data_for_habtm_case + + assert_equal 'country_id', Country.primary_key + assert_equal 'treaty_id', Treaty.primary_key + + country = Country.first + assert_equal 1, country.treaties.count + end + def test_has_and_belongs_to_many david = Developer.find(1) @@ -235,6 +245,21 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated end + def test_new_aliased_to_build + devel = Developer.find(1) + proj = assert_no_queries { devel.projects.new("name" => "Projekt") } + assert !devel.projects.loaded? + + assert_equal devel.projects.last, proj + assert devel.projects.loaded? + + assert !proj.persisted? + devel.save + assert proj.persisted? + assert_equal devel.projects.last, proj + assert_equal Developer.find(1).projects.sort_by(&:id).last, proj # prove join table is updated + end + def test_build_by_new_record devel = Developer.new(:name => "Marcel", :salary => 75000) devel.projects.build(:name => "Make bed") @@ -625,6 +650,14 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase assert_respond_to categories(:technology).select_testing_posts.find(:first), :correctness_marker end + def test_habtm_selects_all_columns_by_default + assert_equal Project.column_names.sort, developers(:david).projects.first.attributes.keys.sort + end + + def test_habtm_respects_select_query_method + assert_equal ['id'], developers(:david).projects.select(:id).first.attributes.keys + end + def test_join_table_alias assert_equal 3, Developer.find(:all, :include => {:projects => :developers}, :conditions => 'developers_projects_join.joined_on IS NOT NULL').size end |