diff options
Diffstat (limited to 'activerecord/test/method_scoping_test.rb')
-rw-r--r-- | activerecord/test/method_scoping_test.rb | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/activerecord/test/method_scoping_test.rb b/activerecord/test/method_scoping_test.rb new file mode 100644 index 0000000000..5c62dc399f --- /dev/null +++ b/activerecord/test/method_scoping_test.rb @@ -0,0 +1,181 @@ +require 'abstract_unit' +require 'fixtures/developer' +require 'fixtures/comment' +require 'fixtures/post' +require 'fixtures/category' + +class MethodScopingTest < Test::Unit::TestCase + fixtures :developers, :comments, :posts + + def test_set_conditions + Developer.with_scope(:find => { :conditions => 'just a test...' }) do + assert_equal 'just a test...', Thread.current[:scoped_methods][Developer][:find][:conditions] + end + end + + def test_scoped_find + Developer.with_scope(:find => { :conditions => "name = 'David'" }) do + assert_nothing_raised { Developer.find(1) } + end + end + + def test_scoped_find_first + Developer.with_scope(:find => { :conditions => "salary = 100000" }) do + assert_equal Developer.find(10), Developer.find(:first, :order => 'name') + end + end + + def test_scoped_find_all + Developer.with_scope(:find => { :conditions => "name = 'David'" }) do + assert_equal [Developer.find(1)], Developer.find(:all) + end + end + + def test_scoped_count + Developer.with_scope(:find => { :conditions => "name = 'David'" }) do + assert_equal 1, Developer.count + end + + Developer.with_scope(:find => { :conditions => 'salary = 100000' }) do + assert_equal 8, Developer.count + assert_equal 1, Developer.count("name LIKE 'fixture_1%'") + end + end + + def test_scoped_create + new_comment = nil + + VerySpecialComment.with_scope(:create => { :post_id => 1 }) do + assert_equal({ :post_id => 1 }, Thread.current[:scoped_methods][VerySpecialComment][: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.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.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_raise_on_nested_scope + Developer.with_scope(:find => { :conditions => '1=1' }) do + assert_raise(ArgumentError) do + Developer.with_scope(:find => { :conditions => '2=2' }) { } + end + end + end +end + +class HasManyScopingTest< Test::Unit::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_raise_on_nested_scope + Comment.with_scope(:find => { :conditions => '1=1' }) do + assert_raise(ArgumentError) { @welcome.comments.what_are_you } + end + end +end + + +class HasAndBelongsToManyScopingTest< Test::Unit::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 1, 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_raise_on_nested_scope + Category.with_scope(:find => { :conditions => '1=1' }) do + assert_raise(ArgumentError) { @welcome.categories.what_are_you } + end + 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< Test::Unit::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< Test::Unit::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 |