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require "cases/helper"
require 'models/post'
require 'models/author'
require 'models/developer'
require 'models/project'
require 'models/comment'
require 'models/category'
class MethodScopingTest < ActiveRecord::TestCase
fixtures :authors, :developers, :projects, :comments, :posts, :developers_projects
def test_set_conditions
Developer.send(:with_scope, :find => { :conditions => 'just a test...' }) do
assert_equal '(just a test...)', Developer.scoped.arel.send(:where_clauses).join(' AND ')
end
end
def test_scoped_find
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
assert_nothing_raised { Developer.find(1) }
end
end
def test_scoped_find_first
Developer.send(:with_scope, :find => { :conditions => "salary = 100000" }) do
assert_equal Developer.find(10), Developer.find(:first, :order => 'name')
end
end
def test_scoped_find_last
highest_salary = Developer.find(:first, :order => "salary DESC")
Developer.send(:with_scope, :find => { :order => "salary" }) do
assert_equal highest_salary, Developer.last
end
end
def test_scoped_find_last_preserves_scope
lowest_salary = Developer.find(:first, :order => "salary ASC")
highest_salary = Developer.find(:first, :order => "salary DESC")
Developer.send(:with_scope, :find => { :order => "salary" }) do
assert_equal highest_salary, Developer.last
assert_equal lowest_salary, Developer.first
end
end
def test_scoped_find_combines_conditions
Developer.send(:with_scope, :find => { :conditions => "salary = 9000" }) do
assert_equal developers(:poor_jamis), Developer.find(:first, :conditions => "name = 'Jamis'")
end
end
def test_scoped_find_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_equal developers(:poor_jamis), Developer.find(:first)
end
end
def test_scoped_find_combines_and_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_equal developers(:poor_jamis), Developer.find(:first, :conditions => ['name = ?', 'Jamis'])
end
end
def test_scoped_find_all
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
assert_equal [developers(:david)], Developer.find(:all)
end
end
def test_scoped_find_select
Developer.send(:with_scope, :find => { :select => "id, name" }) do
developer = Developer.find(:first, :conditions => "name = 'David'")
assert_equal "David", developer.name
assert !developer.has_attribute?(:salary)
end
end
def test_scope_select_concatenates
Developer.send(:with_scope, :find => { :select => "name" }) do
developer = Developer.find(:first, :select => 'id, salary', :conditions => "name = 'David'")
assert_equal 80000, developer.salary
assert developer.has_attribute?(:id)
assert developer.has_attribute?(:name)
assert developer.has_attribute?(:salary)
end
end
def test_scoped_count
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
assert_equal 1, Developer.count
end
Developer.send(:with_scope, :find => { :conditions => 'salary = 100000' }) do
assert_equal 8, Developer.count
assert_equal 1, Developer.count(:conditions => "name LIKE 'fixture_1%'")
end
end
def test_scoped_find_include
# with the include, will retrieve only developers for the given project
scoped_developers = Developer.send(:with_scope, :find => { :include => :projects }) do
Developer.find(:all, :conditions => 'projects.id = 2')
end
assert scoped_developers.include?(developers(:david))
assert !scoped_developers.include?(developers(:jamis))
assert_equal 1, scoped_developers.size
end
def test_scoped_find_joins
scoped_developers = Developer.send(:with_scope, :find => { :joins => 'JOIN developers_projects ON id = developer_id' } ) do
Developer.find(:all, :conditions => 'developers_projects.project_id = 2')
end
assert scoped_developers.include?(developers(:david))
assert !scoped_developers.include?(developers(:jamis))
assert_equal 1, scoped_developers.size
assert_equal developers(:david).attributes, scoped_developers.first.attributes
end
def test_scoped_find_using_new_style_joins
scoped_developers = Developer.send(:with_scope, :find => { :joins => :projects }) do
Developer.find(:all, :conditions => 'projects.id = 2')
end
assert scoped_developers.include?(developers(:david))
assert !scoped_developers.include?(developers(:jamis))
assert_equal 1, scoped_developers.size
assert_equal developers(:david).attributes, scoped_developers.first.attributes
end
def test_scoped_find_merges_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => 'INNER JOIN posts ON authors.id = posts.author_id ' }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => 'INNER JOIN comments ON posts.id = comments.post_id', :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_new_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => :comments, :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_new_and_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => 'JOIN comments ON posts.id = comments.post_id', :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_string_array_style_and_string_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => ["INNER JOIN posts ON posts.author_id = authors.id"]}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => 'INNER JOIN comments ON posts.id = comments.post_id', :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_string_array_style_and_hash_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => ['INNER JOIN comments ON posts.id = comments.post_id'], :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_merges_joins_and_eliminates_duplicate_string_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => 'INNER JOIN posts ON posts.author_id = authors.id'}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => ["INNER JOIN posts ON posts.author_id = authors.id", "INNER JOIN comments ON posts.id = comments.post_id"], :conditions => 'comments.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_find_strips_spaces_from_string_joins_and_eliminates_duplicate_string_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => ' INNER JOIN posts ON posts.author_id = authors.id '}) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => ['INNER JOIN posts ON posts.author_id = authors.id'], :conditions => 'posts.id = 1')
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_scoped_count_include
# with the include, will retrieve only developers for the given project
Developer.send(:with_scope, :find => { :include => :projects }) do
assert_equal 1, Developer.count(:conditions => 'projects.id = 2')
end
end
def test_scoped_create
new_comment = nil
VerySpecialComment.send(:with_scope, :create => { :post_id => 1 }) do
assert_equal({:post_id => 1}, VerySpecialComment.scoped.send(:scope_for_create))
new_comment = VerySpecialComment.create :body => "Wonderful world"
end
assert Post.find(1).comments.include?(new_comment)
end
def test_immutable_scope
options = { :conditions => "name = 'David'" }
Developer.send(:with_scope, :find => options) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
options[:conditions] = "name != 'David'"
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
scope = { :find => { :conditions => "name = 'David'" }}
Developer.send(:with_scope, scope) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
scope[:find][:conditions] = "name != 'David'"
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
def test_scoped_with_duck_typing
scoping = Struct.new(:method_scoping).new(:find => { :conditions => ["name = ?", 'David'] })
Developer.send(:with_scope, scoping) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
def test_ensure_that_method_scoping_is_correctly_restored
scoped_methods = Developer.instance_eval('current_scoped_methods')
begin
Developer.send(:with_scope, :find => { :conditions => "name = 'Jamis'" }) do
raise "an exception"
end
rescue
end
assert_equal scoped_methods, Developer.instance_eval('current_scoped_methods')
end
end
class NestedScopingTest < ActiveRecord::TestCase
fixtures :authors, :developers, :projects, :comments, :posts
def test_merge_options
Developer.send(:with_scope, :find => { :conditions => 'salary = 80000' }) do
Developer.send(:with_scope, :find => { :limit => 10 }) do
devs = Developer.scoped
assert_equal '(salary = 80000)', devs.arel.send(:where_clauses).join(' AND ')
assert_equal 10, devs.taken
end
end
end
def test_merge_inner_scope_has_priority
Developer.send(:with_scope, :find => { :limit => 5 }) do
Developer.send(:with_scope, :find => { :limit => 10 }) do
assert_equal 10, Developer.scoped.taken
end
end
end
def test_replace_options
Developer.send(:with_scope, :find => { :conditions => {:name => 'David'} }) do
Developer.send(:with_exclusive_scope, :find => { :conditions => {:name => 'Jamis'} }) do
assert_equal 'Jamis', Developer.scoped.send(:scope_for_create)[:name]
end
assert_equal 'David', Developer.scoped.send(:scope_for_create)[:name]
end
end
def test_with_exclusive_scope_with_relation
assert_raise(ArgumentError) do
Developer.all_johns
end
end
def test_append_conditions
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
Developer.send(:with_scope, :find => { :conditions => 'salary = 80000' }) do
devs = Developer.scoped
assert_equal "(name = 'David') AND (salary = 80000)", devs.arel.send(:where_clauses).join(' AND ')
assert_equal(1, Developer.count)
end
Developer.send(:with_scope, :find => { :conditions => "name = 'Maiha'" }) do
assert_equal(0, Developer.count)
end
end
end
def test_merge_and_append_options
Developer.send(:with_scope, :find => { :conditions => 'salary = 80000', :limit => 10 }) do
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
devs = Developer.scoped
assert_equal "(salary = 80000) AND (name = 'David')", devs.arel.send(:where_clauses).join(' AND ')
assert_equal 10, devs.taken
end
end
end
def test_nested_scoped_find
Developer.send(:with_scope, :find => { :conditions => "name = 'Jamis'" }) do
Developer.send(:with_exclusive_scope, :find => { :conditions => "name = 'David'" }) do
assert_nothing_raised { Developer.find(1) }
assert_equal('David', Developer.find(:first).name)
end
assert_equal('Jamis', Developer.find(:first).name)
end
end
def test_nested_scoped_find_include
Developer.send(:with_scope, :find => { :include => :projects }) do
Developer.send(:with_scope, :find => { :conditions => "projects.id = 2" }) do
assert_nothing_raised { Developer.find(1) }
assert_equal('David', Developer.find(:first).name)
end
end
end
def test_nested_scoped_find_merged_include
# :include's remain unique and don't "double up" when merging
Developer.send(:with_scope, :find => { :include => :projects, :conditions => "projects.id = 2" }) do
Developer.send(:with_scope, :find => { :include => :projects }) do
assert_equal 1, Developer.scoped.includes_values.uniq.length
assert_equal 'David', Developer.find(:first).name
end
end
# the nested scope doesn't remove the first :include
Developer.send(:with_scope, :find => { :include => :projects, :conditions => "projects.id = 2" }) do
Developer.send(:with_scope, :find => { :include => [] }) do
assert_equal 1, Developer.scoped.includes_values.uniq.length
assert_equal('David', Developer.find(:first).name)
end
end
# mixing array and symbol include's will merge correctly
Developer.send(:with_scope, :find => { :include => [:projects], :conditions => "projects.id = 2" }) do
Developer.send(:with_scope, :find => { :include => :projects }) do
assert_equal 1, Developer.scoped.includes_values.uniq.length
assert_equal('David', Developer.find(:first).name)
end
end
end
def test_nested_scoped_find_replace_include
Developer.send(:with_scope, :find => { :include => :projects }) do
Developer.send(:with_exclusive_scope, :find => { :include => [] }) do
assert_equal 0, Developer.scoped.includes_values.length
end
end
end
def test_three_level_nested_exclusive_scoped_find
Developer.send(:with_scope, :find => { :conditions => "name = 'Jamis'" }) do
assert_equal('Jamis', Developer.find(:first).name)
Developer.send(:with_exclusive_scope, :find => { :conditions => "name = 'David'" }) do
assert_equal('David', Developer.find(:first).name)
Developer.send(:with_exclusive_scope, :find => { :conditions => "name = 'Maiha'" }) do
assert_equal(nil, Developer.find(:first))
end
# ensure that scoping is restored
assert_equal('David', Developer.find(:first).name)
end
# ensure that scoping is restored
assert_equal('Jamis', Developer.find(:first).name)
end
end
def test_merged_scoped_find
poor_jamis = developers(:poor_jamis)
Developer.send(:with_scope, :find => { :conditions => "salary < 100000" }) do
Developer.send(:with_scope, :find => { :offset => 1, :order => 'id asc' }) do
# Oracle adapter does not generated space after asc therefore trailing space removed from regex
assert_sql(/ORDER BY id asc/) do
assert_equal(poor_jamis, Developer.find(:first, :order => 'id asc'))
end
end
end
end
def test_merged_scoped_find_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ["name = ?", 'David'] }) do
Developer.send(:with_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_raise(ActiveRecord::RecordNotFound) { developers(:poor_jamis) }
end
end
end
def test_nested_scoped_find_combines_and_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ["name = ?", 'David'] }) do
Developer.send(:with_exclusive_scope, :find => { :conditions => ['salary = ?', 9000] }) do
assert_equal developers(:poor_jamis), Developer.find(:first)
assert_equal developers(:poor_jamis), Developer.find(:first, :conditions => ['name = ?', 'Jamis'])
end
end
end
def test_merged_scoped_find_combines_and_sanitizes_conditions
Developer.send(:with_scope, :find => { :conditions => ["name = ?", 'David'] }) do
Developer.send(:with_scope, :find => { :conditions => ['salary > ?', 9000] }) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
end
def test_nested_scoped_create
comment = nil
Comment.send(:with_scope, :create => { :post_id => 1}) do
Comment.send(:with_scope, :create => { :post_id => 2}) do
assert_equal({:post_id => 2}, Comment.scoped.send(:scope_for_create))
comment = Comment.create :body => "Hey guys, nested scopes are broken. Please fix!"
end
end
assert_equal 2, comment.post_id
end
def test_nested_exclusive_scope_for_create
comment = nil
Comment.send(:with_scope, :create => { :body => "Hey guys, nested scopes are broken. Please fix!" }) do
Comment.send(:with_exclusive_scope, :create => { :post_id => 1 }) do
assert_equal({:post_id => 1}, Comment.scoped.send(:scope_for_create))
assert Comment.new.body.blank?
comment = Comment.create :body => "Hey guys"
end
end
assert_equal 1, comment.post_id
assert_equal 'Hey guys', comment.body
end
def test_merged_scoped_find_on_blank_conditions
[nil, " ", [], {}].each do |blank|
Developer.send(:with_scope, :find => {:conditions => blank}) do
Developer.send(:with_scope, :find => {:conditions => blank}) do
assert_nothing_raised { Developer.find(:first) }
end
end
end
end
def test_merged_scoped_find_on_blank_bind_conditions
[ [""], ["",{}] ].each do |blank|
Developer.send(:with_scope, :find => {:conditions => blank}) do
Developer.send(:with_scope, :find => {:conditions => blank}) do
assert_nothing_raised { Developer.find(:first) }
end
end
end
end
def test_immutable_nested_scope
options1 = { :conditions => "name = 'Jamis'" }
options2 = { :conditions => "name = 'David'" }
Developer.send(:with_scope, :find => options1) do
Developer.send(:with_exclusive_scope, :find => options2) do
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
options1[:conditions] = options2[:conditions] = nil
assert_equal %w(David), Developer.find(:all).map { |d| d.name }
end
end
end
def test_immutable_merged_scope
options1 = { :conditions => "name = 'Jamis'" }
options2 = { :conditions => "salary > 10000" }
Developer.send(:with_scope, :find => options1) do
Developer.send(:with_scope, :find => options2) do
assert_equal %w(Jamis), Developer.find(:all).map { |d| d.name }
options1[:conditions] = options2[:conditions] = nil
assert_equal %w(Jamis), Developer.find(:all).map { |d| d.name }
end
end
end
def test_ensure_that_method_scoping_is_correctly_restored
Developer.send(:with_scope, :find => { :conditions => "name = 'David'" }) do
scoped_methods = Developer.instance_eval('current_scoped_methods')
begin
Developer.send(:with_scope, :find => { :conditions => "name = 'Maiha'" }) do
raise "an exception"
end
rescue
end
assert_equal scoped_methods, Developer.instance_eval('current_scoped_methods')
end
end
def test_nested_scoped_find_merges_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => 'INNER JOIN posts ON authors.id = posts.author_id' }) do
Author.send(:with_scope, :find => { :joins => 'INNER JOIN comments ON posts.id = comments.post_id' }) do
Author.find(:all, :select => 'DISTINCT authors.*', :conditions => 'comments.id = 1')
end
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_nested_scoped_find_merges_new_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.send(:with_scope, :find => { :joins => :comments }) do
Author.find(:all, :select => 'DISTINCT authors.*', :conditions => 'comments.id = 1')
end
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
def test_nested_scoped_find_merges_new_and_old_style_joins
scoped_authors = Author.send(:with_scope, :find => { :joins => :posts }) do
Author.send(:with_scope, :find => { :joins => 'INNER JOIN comments ON posts.id = comments.post_id' }) do
Author.find(:all, :select => 'DISTINCT authors.*', :joins => '', :conditions => 'comments.id = 1')
end
end
assert scoped_authors.include?(authors(:david))
assert !scoped_authors.include?(authors(:mary))
assert_equal 1, scoped_authors.size
assert_equal authors(:david).attributes, scoped_authors.first.attributes
end
end
class HasManyScopingTest< ActiveRecord::TestCase
fixtures :comments, :posts
def setup
@welcome = Post.find(1)
end
def test_forwarding_of_static_methods
assert_equal 'a comment...', Comment.what_are_you
assert_equal 'a comment...', @welcome.comments.what_are_you
end
def test_forwarding_to_scoped
assert_equal 4, Comment.search_by_type('Comment').size
assert_equal 2, @welcome.comments.search_by_type('Comment').size
end
def test_forwarding_to_dynamic_finders
assert_equal 4, Comment.find_all_by_type('Comment').size
assert_equal 2, @welcome.comments.find_all_by_type('Comment').size
end
def test_nested_scope
Comment.send(:with_scope, :find => { :conditions => '1=1' }) do
assert_equal 'a comment...', @welcome.comments.what_are_you
end
end
end
class HasAndBelongsToManyScopingTest< ActiveRecord::TestCase
fixtures :posts, :categories, :categories_posts
def setup
@welcome = Post.find(1)
end
def test_forwarding_of_static_methods
assert_equal 'a category...', Category.what_are_you
assert_equal 'a category...', @welcome.categories.what_are_you
end
def test_forwarding_to_dynamic_finders
assert_equal 4, Category.find_all_by_type('SpecialCategory').size
assert_equal 0, @welcome.categories.find_all_by_type('SpecialCategory').size
assert_equal 2, @welcome.categories.find_all_by_type('Category').size
end
def test_nested_scope
Category.send(:with_scope, :find => { :conditions => '1=1' }) do
assert_equal 'a comment...', @welcome.comments.what_are_you
end
end
end
class DefaultScopingTest < ActiveRecord::TestCase
fixtures :developers, :posts
def test_default_scope
expected = Developer.find(:all, :order => 'salary DESC').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.find(:all).collect { |dev| dev.salary }
assert_equal expected, received
end
def test_default_scope_with_conditions_string
assert_equal Developer.find_all_by_name('David').map(&:id).sort, DeveloperCalledDavid.find(:all).map(&:id).sort
assert_equal nil, DeveloperCalledDavid.create!.name
end
def test_default_scope_with_conditions_hash
assert_equal Developer.find_all_by_name('Jamis').map(&:id).sort, DeveloperCalledJamis.find(:all).map(&:id).sort
assert_equal 'Jamis', DeveloperCalledJamis.create!.name
end
def test_default_scoping_with_threads
2.times do
Thread.new { assert_equal ['salary DESC'], DeveloperOrderedBySalary.scoped.order_values }.join
end
end
def test_default_scoping_with_inheritance
# Inherit a class having a default scope and define a new default scope
klass = Class.new(DeveloperOrderedBySalary)
klass.send :default_scope, :limit => 1
# Scopes added on children should append to parent scope
assert_equal 1, klass.scoped.limit_value
assert_equal ['salary DESC'], klass.scoped.order_values
# Parent should still have the original scope
assert_nil DeveloperOrderedBySalary.scoped.limit_value
assert_equal ['salary DESC'], DeveloperOrderedBySalary.scoped.order_values
end
def test_default_scope_called_twice_merges_conditions
Developer.destroy_all
Developer.create!(:name => "David", :salary => 80000)
Developer.create!(:name => "David", :salary => 100000)
Developer.create!(:name => "Brian", :salary => 100000)
klass = Class.new(Developer)
klass.__send__ :default_scope, :conditions => { :name => "David" }
klass.__send__ :default_scope, :conditions => { :salary => 100000 }
assert_equal 1, klass.count
assert_equal "David", klass.first.name
assert_equal 100000, klass.first.salary
end
def test_method_scope
expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.all_ordered_by_name.collect { |dev| dev.salary }
assert_equal expected, received
end
def test_nested_scope
expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.send(:with_scope, :find => { :order => 'name DESC'}) do
DeveloperOrderedBySalary.find(:all).collect { |dev| dev.salary }
end
assert_equal expected, received
end
def test_named_scope_overwrites_default
expected = Developer.find(:all, :order => 'name DESC').collect { |dev| dev.name }
received = DeveloperOrderedBySalary.by_name.find(:all).collect { |dev| dev.name }
assert_equal expected, received
end
def test_nested_exclusive_scope
expected = Developer.find(:all, :limit => 100).collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.send(:with_exclusive_scope, :find => { :limit => 100 }) do
DeveloperOrderedBySalary.find(:all).collect { |dev| dev.salary }
end
assert_equal expected, received
end
def test_overwriting_default_scope
expected = Developer.find(:all, :order => 'salary').collect { |dev| dev.salary }
received = DeveloperOrderedBySalary.find(:all, :order => 'salary').collect { |dev| dev.salary }
assert_equal expected, received
end
def test_default_scope_using_relation
posts = PostWithComment.scoped
assert_equal 2, posts.count
assert_equal posts(:thinking), posts.first
end
def test_create_attribute_overwrites_default_scoping
assert_equal 'David', PoorDeveloperCalledJamis.create!(:name => 'David').name
assert_equal 200000, PoorDeveloperCalledJamis.create!(:name => 'David', :salary => 200000).salary
end
def test_create_attribute_overwrites_default_values
assert_equal nil, PoorDeveloperCalledJamis.create!(:salary => nil).salary
assert_equal 50000, PoorDeveloperCalledJamis.create!(:name => 'David').salary
end
end
=begin
# We disabled the scoping for has_one and belongs_to as we can't think of a proper use case
class BelongsToScopingTest< ActiveRecord::TestCase
fixtures :comments, :posts
def setup
@greetings = Comment.find(1)
end
def test_forwarding_of_static_method
assert_equal 'a post...', Post.what_are_you
assert_equal 'a post...', @greetings.post.what_are_you
end
def test_forwarding_to_dynamic_finders
assert_equal 4, Post.find_all_by_type('Post').size
assert_equal 1, @greetings.post.find_all_by_type('Post').size
end
end
class HasOneScopingTest< ActiveRecord::TestCase
fixtures :comments, :posts
def setup
@sti_comments = Post.find(4)
end
def test_forwarding_of_static_methods
assert_equal 'a comment...', Comment.what_are_you
assert_equal 'a very special comment...', @sti_comments.very_special_comment.what_are_you
end
def test_forwarding_to_dynamic_finders
assert_equal 1, Comment.find_all_by_type('VerySpecialComment').size
assert_equal 1, @sti_comments.very_special_comment.find_all_by_type('VerySpecialComment').size
assert_equal 0, @sti_comments.very_special_comment.find_all_by_type('Comment').size
end
end
=end
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