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author | Stan Hu <stanhu@gmail.com> | 2018-07-20 09:10:50 +0300 |
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committer | Stan Hu <stanhu@gmail.com> | 2018-07-20 09:10:50 +0300 |
commit | af9486773384b85af98f20a9eaa8e0b632df039f (patch) | |
tree | dd912b3c1be9a239a99dc27cda2bccbe4bdfb844 | |
parent | 81b5611efb40821783eb000f312f91ccce3bcadf (diff) |
Add spec for paginator
-rw-r--r-- | spec/lib/bitbucket_server/paginator_spec.rb | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/spec/lib/bitbucket_server/paginator_spec.rb b/spec/lib/bitbucket_server/paginator_spec.rb new file mode 100644 index 00000000000..547d54ef2c5 --- /dev/null +++ b/spec/lib/bitbucket_server/paginator_spec.rb @@ -0,0 +1,35 @@ +require 'spec_helper' + +describe BitbucketServer::Paginator do + let(:last_page) { double(:page, next?: false, items: ['item_2']) } + let(:first_page) { double(:page, next?: true, next: last_page, items: ['item_1']) } + let(:connection) { instance_double(BitbucketServer::Connection) } + + describe '#items' do + let(:paginator) { described_class.new(connection, 'http://more-data', :pull_request) } + let(:page_attrs) { { 'isLastPage' => false, 'nextPageStart' => 1 } } + + it 'return items and raises StopIteration in the end' do + allow(paginator).to receive(:fetch_next_page).and_return(first_page) + expect(paginator.items).to match(['item_1']) + + allow(paginator).to receive(:fetch_next_page).and_return(last_page) + expect(paginator.items).to match(['item_2']) + + allow(paginator).to receive(:fetch_next_page).and_return(nil) + expect { paginator.items }.to raise_error(StopIteration) + end + + it 'calls the connection with different offsets' do + expect(connection).to receive(:get).with('http://more-data', start: 0, limit: BitbucketServer::Paginator::PAGE_LENGTH).and_return(page_attrs) + + expect(paginator.items).to eq([]) + + expect(connection).to receive(:get).with('http://more-data', start: 1, limit: BitbucketServer::Paginator::PAGE_LENGTH).and_return({}) + + expect(paginator.items).to eq([]) + + expect { paginator.items }.to raise_error(StopIteration) + end + end +end |