diff options
Diffstat (limited to 'activerecord/test/cases/associations')
3 files changed, 70 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 64565141f9..294b993c55 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 @@ -401,6 +401,8 @@ class HasAndBelongsToManyAssociationsTest < ActiveRecord::TestCase def test_include_uses_array_include_after_loaded project = projects(:active_record) + project.developers.class # force load target + developer = project.developers.first assert_no_queries do diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb index 9e26e2ad58..53b55022eb 100644 --- a/activerecord/test/cases/associations/has_many_associations_test.rb +++ b/activerecord/test/cases/associations/has_many_associations_test.rb @@ -818,6 +818,8 @@ class HasManyAssociationsTest < ActiveRecord::TestCase def test_include_uses_array_include_after_loaded firm = companies(:first_firm) + firm.clients.class # force load target + client = firm.clients.first assert_no_queries do @@ -857,4 +859,68 @@ class HasManyAssociationsTest < ActiveRecord::TestCase assert ! firm.clients.include?(client) end + def test_calling_first_or_last_on_association_should_not_load_association + firm = companies(:first_firm) + firm.clients.first + firm.clients.last + assert !firm.clients.loaded? + end + + def test_calling_first_or_last_on_loaded_association_should_not_fetch_with_query + firm = companies(:first_firm) + firm.clients.class # force load target + assert firm.clients.loaded? + + assert_no_queries do + firm.clients.first + assert_equal 2, firm.clients.first(2).size + firm.clients.last + assert_equal 2, firm.clients.last(2).size + end + end + + def test_calling_first_or_last_on_existing_record_with_build_should_load_association + firm = companies(:first_firm) + firm.clients.build(:name => 'Foo') + assert !firm.clients.loaded? + + assert_queries 1 do + firm.clients.first + firm.clients.last + end + + assert firm.clients.loaded? + end + + def test_calling_first_or_last_on_new_record_should_not_run_queries + firm = Firm.new + + assert_no_queries do + firm.clients.first + firm.clients.last + end + end + + def test_calling_first_or_last_with_find_options_on_loaded_association_should_fetch_with_query + firm = companies(:first_firm) + firm.clients.class # force load target + + assert_queries 2 do + assert firm.clients.loaded? + firm.clients.first(:order => 'name') + firm.clients.last(:order => 'name') + end + end + + def test_calling_first_or_last_with_integer_on_association_should_load_association + firm = companies(:first_firm) + + assert_queries 1 do + firm.clients.first(2) + firm.clients.last(2) + end + + assert firm.clients.loaded? + end + end diff --git a/activerecord/test/cases/associations/join_model_test.rb b/activerecord/test/cases/associations/join_model_test.rb index 952ea63706..9e79d9c8a1 100644 --- a/activerecord/test/cases/associations/join_model_test.rb +++ b/activerecord/test/cases/associations/join_model_test.rb @@ -664,6 +664,8 @@ class AssociationsJoinModelTest < ActiveRecord::TestCase def test_has_many_through_include_uses_array_include_after_loaded david = authors(:david) + david.categories.class # force load target + category = david.categories.first assert_no_queries do |