diff options
| -rw-r--r-- | app/models/license.rb | 5 | ||||
| -rw-r--r-- | spec/models/license_spec.rb | 21 |
2 files changed, 22 insertions, 4 deletions
diff --git a/app/models/license.rb b/app/models/license.rb index c8d2fdb..abcd728 100644 --- a/app/models/license.rb +++ b/app/models/license.rb @@ -1,5 +1,6 @@ class License < ActiveRecord::Base - def self.most_recent(page, per_page) - License.order(:created_at => :desc) + def self.most_recent(page: 1, per_page: 10) + offset = (page - 1) * per_page + License.order(created_at: :desc).offset(offset).limit(per_page) end end diff --git a/spec/models/license_spec.rb b/spec/models/license_spec.rb index 9998ad9..a939372 100644 --- a/spec/models/license_spec.rb +++ b/spec/models/license_spec.rb @@ -5,11 +5,28 @@ describe License do let!(:oldest_license) { License.create } let!(:newest_license) { License.create } - let(:results) { License.most_recent(1, 2) } - it "returns the most recently created well licenses" do + results = License.most_recent(page: 1, per_page: 2) results.first.should == newest_license results.last.should == oldest_license end + + it "returns the first page of results" do + results = License.most_recent(page: 1, per_page: 1) + results.count.should == 1 + results.first.should == newest_license + end + + it "returns the next page of results" do + results = License.most_recent(page: 2, per_page: 1) + results.count.should == 1 + results.first.should == oldest_license + end + + it "returns the first page of results when the page is below 1" do + results = License.most_recent(page: -1, per_page: 1) + results.count.should == 1 + results.first.should == newest_license + end end end |