public
Rubygem
Description: Most awesome pagination solution for Ruby
Homepage: http://github.com/mislav/will_paginate/wikis
Clone URL: git://github.com/mislav/will_paginate.git
ActiveRecord unit tests -> specs
mislav (author)
Fri May 30 17:20:14 -0700 2008
commit  ae1d62221af01659d935f6c1a2af1ef72fc480be
tree    978d564a4428ca63522e31c7a50f39c4b8b62f9c
parent  1f990837bcabf1c89e93e3b0d5d9e2b0bb67a79b
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@@ -148,6 +148,19 @@ describe WillPaginate::Finders::ActiveRecord do
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     ArProject.paginate_by_id(ids, :per_page => 3, :page => 2, :order => 'id')
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   end
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+
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+ # Is this Rails 2.0? Find out by testing find_all which was removed in [6998]
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+ unless ActiveRecord::Base.respond_to? :find_all
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+ it "should paginate array of IDs" do
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+ # AR finders also accept arrays of IDs
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+ # (this was broken in Rails before [6912])
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+ lambda {
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+ result = Developer.paginate((1..8).to_a, :per_page => 3, :page => 2, :order => 'id')
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+ result.map(&:id).should == (4..6).to_a
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+ result.total_entries.should == 8
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+ }.should run_queries(1)
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+ end
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+ end
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   it "doesn't mangle options" do
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     ArProject.expects(:find).returns([])
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@@ -243,6 +256,66 @@ describe WillPaginate::Finders::ActiveRecord do
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           :include => :projects, :conditions => 'projects.id > 2'
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       end
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     end
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+
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+ describe "associations" do
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+ it "should paginate with include" do
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+ project = projects(:active_record)
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+
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+ result = project.topics.paginate \
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+ :page => 1,
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+ :include => :replies,
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+ :conditions => ["replies.content LIKE ?", 'Nice%'],
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+ :per_page => 10
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+
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+ expected = Topic.find :all,
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+ :include => 'replies',
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+ :conditions => ["project_id = #{project.id} AND replies.content LIKE ?", 'Nice%'],
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+ :limit => 10
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+
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+ result.should == expected
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+ end
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+
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+ it "should paginate" do
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+ dhh = users(:david)
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+ expected_name_ordered = projects(:action_controller, :active_record)
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+ expected_id_ordered = projects(:active_record, :action_controller)
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+
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+ lambda {
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+ # with association-specified order
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+ result = dhh.projects.paginate(:page => 1)
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+ result.should == expected_name_ordered
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+ result.total_entries.should == 2
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+ }.should run_queries(2)
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+
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+ # with explicit order
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+ result = dhh.projects.paginate(:page => 1, :order => 'projects.id')
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+ result.should == expected_id_ordered
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+ result.total_entries.should == 2
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+
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+ lambda {
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+ dhh.projects.find(:all, :order => 'projects.id', :limit => 4)
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+ }.should_not raise_error
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+
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+ result = dhh.projects.paginate(:page => 1, :order => 'projects.id', :per_page => 4)
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+ result.should == expected_id_ordered
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+
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+ # has_many with implicit order
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+ topic = Topic.find(1)
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+ expected = replies(:spam, :witty_retort)
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+ # FIXME: wow, this is ugly
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+ topic.replies.paginate(:page => 1).map(&:id).sort.should == expected.map(&:id).sort
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+ topic.replies.paginate(:page => 1, :order => 'replies.id ASC').should == expected.reverse
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+ end
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+
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+ it "should paginate through association extension" do
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+ project = Project.find(:first)
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+
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+ lambda {
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+ result = project.replies.paginate_recent :page => 1
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+ result.should == [replies(:brave)]
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+ }.should run_queries(2)
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+ end
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+ end
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   end
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   protected
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@@ -7,63 +7,6 @@ WillPaginate.enable_named_scope
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 class FinderTest < ActiveRecordTestCase
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- def test_paginate_associations_with_include
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- entries, project = nil, projects(:active_record)
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-
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- assert_nothing_raised "THIS IS A BUG in Rails 1.2.3 that was fixed in [7326]. " +
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- "Please upgrade to a newer version of Rails." do
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- entries = project.topics.paginate \
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- :page => 1,
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- :include => :replies,
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- :conditions => "replies.content LIKE 'Nice%' ",
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- :per_page => 10
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- end
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-
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- expected = Topic.find :all,
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- :include => 'replies',
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- :conditions => "project_id = #{project.id} AND replies.content LIKE 'Nice%' ",
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- :limit => 10
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-
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- assert_equal expected, entries.to_a
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- end
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-
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- def test_paginate_associations
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- dhh = users :david
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- expected_name_ordered = [projects(:action_controller), projects(:active_record)]
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- expected_id_ordered = [projects(:active_record), projects(:action_controller)]
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-
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- assert_queries(2) do
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- # with association-specified order
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- entries = dhh.projects.paginate(:page => 1)
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- assert_equal expected_name_ordered, entries
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- assert_equal 2, entries.total_entries
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- end
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-
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- # with explicit order
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- entries = dhh.projects.paginate(:page => 1, :order => 'projects.id')
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- assert_equal expected_id_ordered, entries
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- assert_equal 2, entries.total_entries
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-
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- assert_nothing_raised { dhh.projects.find(:all, :order => 'projects.id', :limit => 4) }
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- entries = dhh.projects.paginate(:page => 1, :order => 'projects.id', :per_page => 4)
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- assert_equal expected_id_ordered, entries
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-
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- # has_many with implicit order
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- topic = Topic.find(1)
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- expected = [replies(:spam), replies(:witty_retort)]
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- assert_equal expected.map(&:id).sort, topic.replies.paginate(:page => 1).map(&:id).sort
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- assert_equal expected.reverse, topic.replies.paginate(:page => 1, :order => 'replies.id ASC')
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- end
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-
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- def test_paginate_association_extension
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- project = Project.find(:first)
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-
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- assert_queries(2) do
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- entries = project.replies.paginate_recent :page => 1
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- assert_equal [replies(:brave)], entries
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- end
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- end
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-
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   def test_paginate_with_joins
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     entries = nil
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@@ -181,16 +124,4 @@ class FinderTest < ActiveRecordTestCase
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     assert User.methods.include?(pager), "`#{pager}` method should be defined on User"
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   end
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- # Is this Rails 2.0? Find out by testing find_all which was removed in [6998]
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- unless ActiveRecord::Base.respond_to? :find_all
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- def test_paginate_array_of_ids
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- # AR finders also accept arrays of IDs
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- # (this was broken in Rails before [6912])
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- assert_queries(1) do
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- entries = Developer.paginate((1..8).to_a, :per_page => 3, :page => 2, :order => 'id')
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- assert_equal (4..6).to_a, entries.map(&:id)
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- assert_equal 8, entries.total_entries
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- end
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- end
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- end
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 end

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