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test case to illustrate callbacks definitions and HABTM association are order dependent #8674

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test case to illustrate callbacks definitions and HABTM association are order dependent #8674

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24 changes: 24 additions & 0 deletions activerecord/test/cases/associations/has_and_belongs_to_many_associations_test.rb
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Expand Up @@ -38,6 +38,23 @@ def add_david
end end
end end


class ProjectWithAfterCreateHookBeforeHABTM < ActiveRecord::Base
self.table_name = 'projects'

after_create :add_david

has_and_belongs_to_many :custom_developers,
:class_name => "DeveloperForProjectWithAfterCreateHook",
:join_table => "developers_projects",
:foreign_key => "project_id",
:association_foreign_key => "developer_id"

def add_david
david = DeveloperForProjectWithAfterCreateHook.find_by_name('David')
custom_developers << david
end
end

class DeveloperForProjectWithAfterCreateHook < ActiveRecord::Base class DeveloperForProjectWithAfterCreateHook < ActiveRecord::Base
self.table_name = 'developers' self.table_name = 'developers'
has_and_belongs_to_many :projects, has_and_belongs_to_many :projects,
Expand Down Expand Up @@ -592,6 +609,13 @@ def test_new_with_values_in_collection
assert project.developers.include?(david) assert project.developers.include?(david)
end end


def test_after_create_before_habtm_definition
project = ProjectWithAfterCreateHookBeforeHABTM.create! :name => 'Getting things done'
project.save!

assert_equal 1, project.custom_developers.count
end

def test_find_in_association_with_options def test_find_in_association_with_options
developers = projects(:active_record).developers.to_a developers = projects(:active_record).developers.to_a
assert_equal 3, developers.size assert_equal 3, developers.size
Expand Down