diff options
Diffstat (limited to 'activerecord/test/cases/scoping/relation_scoping_test.rb')
-rw-r--r-- | activerecord/test/cases/scoping/relation_scoping_test.rb | 331 |
1 files changed, 331 insertions, 0 deletions
diff --git a/activerecord/test/cases/scoping/relation_scoping_test.rb b/activerecord/test/cases/scoping/relation_scoping_test.rb new file mode 100644 index 0000000000..0018fc06f2 --- /dev/null +++ b/activerecord/test/cases/scoping/relation_scoping_test.rb @@ -0,0 +1,331 @@ +require "cases/helper" +require 'models/post' +require 'models/author' +require 'models/developer' +require 'models/project' +require 'models/comment' +require 'models/category' +require 'models/person' +require 'models/reference' + +class RelationScopingTest < ActiveRecord::TestCase + fixtures :authors, :developers, :projects, :comments, :posts, :developers_projects + + def test_reverse_order + assert_equal Developer.order("id DESC").to_a.reverse, Developer.order("id DESC").reverse_order + end + + def test_reverse_order_with_arel_node + assert_equal Developer.order("id DESC").to_a.reverse, Developer.order(Developer.arel_table[:id].desc).reverse_order + end + + def test_reverse_order_with_multiple_arel_nodes + assert_equal Developer.order("id DESC").order("name DESC").to_a.reverse, Developer.order(Developer.arel_table[:id].desc).order(Developer.arel_table[:name].desc).reverse_order + end + + def test_reverse_order_with_arel_nodes_and_strings + assert_equal Developer.order("id DESC").order("name DESC").to_a.reverse, Developer.order("id DESC").order(Developer.arel_table[:name].desc).reverse_order + end + + def test_double_reverse_order_produces_original_order + assert_equal Developer.order("name DESC"), Developer.order("name DESC").reverse_order.reverse_order + end + + def test_scoped_find + Developer.where("name = 'David'").scoping do + assert_nothing_raised { Developer.find(1) } + end + end + + def test_scoped_find_first + developer = Developer.find(10) + Developer.where("salary = 100000").scoping do + assert_equal developer, Developer.order("name").first + end + end + + def test_scoped_find_last + highest_salary = Developer.order("salary DESC").first + + Developer.order("salary").scoping do + assert_equal highest_salary, Developer.last + end + end + + def test_scoped_find_last_preserves_scope + lowest_salary = Developer.order("salary ASC").first + highest_salary = Developer.order("salary DESC").first + + Developer.order("salary").scoping do + assert_equal highest_salary, Developer.last + assert_equal lowest_salary, Developer.first + end + end + + def test_scoped_find_combines_and_sanitizes_conditions + Developer.where("salary = 9000").scoping do + assert_equal developers(:poor_jamis), Developer.where("name = 'Jamis'").first + end + end + + def test_scoped_find_all + Developer.where("name = 'David'").scoping do + assert_equal [developers(:david)], Developer.all + end + end + + def test_scoped_find_select + Developer.select("id, name").scoping do + developer = Developer.where("name = 'David'").first + assert_equal "David", developer.name + assert !developer.has_attribute?(:salary) + end + end + + def test_scope_select_concatenates + Developer.select("id, name").scoping do + developer = Developer.select('salary').where("name = 'David'").first + 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.where("name = 'David'").scoping do + assert_equal 1, Developer.count + end + + Developer.where('salary = 100000').scoping do + assert_equal 8, Developer.count + assert_equal 1, Developer.where("name LIKE 'fixture_1%'").count + end + end + + def test_scoped_find_include + # with the include, will retrieve only developers for the given project + scoped_developers = Developer.includes(:projects).scoping do + Developer.where('projects.id' => 2).to_a + 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.joins('JOIN developers_projects ON id = developer_id').scoping do + Developer.where('developers_projects.project_id = 2').to_a + 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_create_with_where + new_comment = VerySpecialComment.where(:post_id => 1).scoping do + VerySpecialComment.create :body => "Wonderful world" + end + + assert_equal 1, new_comment.post_id + assert Post.find(1).comments.include?(new_comment) + end + + def test_scoped_create_with_create_with + new_comment = VerySpecialComment.create_with(:post_id => 1).scoping do + VerySpecialComment.create :body => "Wonderful world" + end + + assert_equal 1, new_comment.post_id + assert Post.find(1).comments.include?(new_comment) + end + + def test_scoped_create_with_create_with_has_higher_priority + new_comment = VerySpecialComment.where(:post_id => 2).create_with(:post_id => 1).scoping do + VerySpecialComment.create :body => "Wonderful world" + end + + assert_equal 1, new_comment.post_id + assert Post.find(1).comments.include?(new_comment) + end + + def test_ensure_that_method_scoping_is_correctly_restored + begin + Developer.where("name = 'Jamis'").scoping do + raise "an exception" + end + rescue + end + + assert !Developer.all.where_values.include?("name = 'Jamis'") + end + + def test_default_scope_filters_on_joins + assert_equal 1, DeveloperFilteredOnJoins.all.count + assert_equal DeveloperFilteredOnJoins.all.first, developers(:david).becomes(DeveloperFilteredOnJoins) + end + + def test_update_all_default_scope_filters_on_joins + DeveloperFilteredOnJoins.update_all(:salary => 65000) + assert_equal 65000, Developer.find(developers(:david).id).salary + + # has not changed jamis + assert_not_equal 65000, Developer.find(developers(:jamis).id).salary + end + + def test_delete_all_default_scope_filters_on_joins + assert_not_equal [], DeveloperFilteredOnJoins.all + + DeveloperFilteredOnJoins.delete_all() + + assert_equal [], DeveloperFilteredOnJoins.all + assert_not_equal [], Developer.all + end +end + +class NestedRelationScopingTest < ActiveRecord::TestCase + fixtures :authors, :developers, :projects, :comments, :posts + + def test_merge_options + Developer.where('salary = 80000').scoping do + Developer.limit(10).scoping do + devs = Developer.all + assert_match '(salary = 80000)', devs.to_sql + assert_equal 10, devs.taken + end + end + end + + def test_merge_inner_scope_has_priority + Developer.limit(5).scoping do + Developer.limit(10).scoping do + assert_equal 10, Developer.all.size + end + end + end + + def test_replace_options + Developer.where(:name => 'David').scoping do + Developer.unscoped do + assert_equal 'Jamis', Developer.where(:name => 'Jamis').first[:name] + end + + assert_equal 'David', Developer.first[:name] + end + end + + def test_three_level_nested_exclusive_scoped_find + Developer.where("name = 'Jamis'").scoping do + assert_equal 'Jamis', Developer.first.name + + Developer.unscoped.where("name = 'David'") do + assert_equal 'David', Developer.first.name + + Developer.unscoped.where("name = 'Maiha'") do + assert_equal nil, Developer.first + end + + # ensure that scoping is restored + assert_equal 'David', Developer.first.name + end + + # ensure that scoping is restored + assert_equal 'Jamis', Developer.first.name + end + end + + def test_nested_scoped_create + comment = Comment.create_with(:post_id => 1).scoping do + Comment.create_with(:post_id => 2).scoping do + 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 = Comment.create_with(:body => "Hey guys, nested scopes are broken. Please fix!").scoping do + Comment.unscoped.create_with(:post_id => 1).scoping do + assert Comment.new.body.blank? + Comment.create :body => "Hey guys" + end + end + + assert_equal 1, comment.post_id + assert_equal 'Hey guys', comment.body + end +end + +class HasManyScopingTest< ActiveRecord::TestCase + fixtures :comments, :posts, :people, :references + + 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_nested_scope_finder + Comment.where('1=0').scoping do + assert_equal 0, @welcome.comments.count + assert_equal 'a comment...', @welcome.comments.what_are_you + end + + Comment.where('1=1').scoping do + assert_equal 2, @welcome.comments.count + assert_equal 'a comment...', @welcome.comments.what_are_you + end + end + + def test_should_maintain_default_scope_on_associations + magician = BadReference.find(1) + assert_equal [magician], people(:michael).bad_references + end + + def test_should_default_scope_on_associations_is_overridden_by_association_conditions + reference = references(:michael_unicyclist).becomes(BadReference) + assert_equal [reference], people(:michael).fixed_bad_references + end + + def test_should_maintain_default_scope_on_eager_loaded_associations + michael = Person.where(:id => people(:michael).id).includes(:bad_references).first + magician = BadReference.find(1) + assert_equal [magician], michael.bad_references + 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_nested_scope_finder + Category.where('1=0').scoping do + assert_equal 0, @welcome.categories.count + assert_equal 'a category...', @welcome.categories.what_are_you + end + + Category.where('1=1').scoping do + assert_equal 2, @welcome.categories.count + assert_equal 'a category...', @welcome.categories.what_are_you + end + end +end |