112 lines
2.8 KiB
Ruby
112 lines
2.8 KiB
Ruby
RSpec.describe Connections::CursorConnection do
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describe '.limit_and_inverted' do
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let(:max_page_size) { 100 }
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subject do
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cursor = Connections::CursorConnection.new(Dossier)
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allow(cursor).to receive(:max_page_size).and_return(max_page_size)
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limit, inverted = cursor.send(:limit_and_inverted, **args)
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{ limit:, inverted: }
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end
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context 'without explicit args' do
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let(:args) { {} }
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it { is_expected.to eq(limit: max_page_size + 1, inverted: false) }
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end
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context 'when asked for 2 first elements' do
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let(:args) { { first: 2 } }
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it { is_expected.to eq(limit: 3, inverted: false) }
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end
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context 'when asked for 2 first elements, in order desc' do
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let(:args) { { first: 2, order: :desc } }
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it { is_expected.to eq(limit: 3, inverted: true) }
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end
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context 'when exceeding the max_page_size' do
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let(:args) { { first: max_page_size + 1 } }
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it { is_expected.to eq(limit: max_page_size + 1, inverted: false) }
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end
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context 'when asked for 2 last elements' do
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let(:args) { { last: 2 } }
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it { is_expected.to eq(limit: 3, inverted: true) }
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end
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context 'when asked for 2 last elements, in order desc' do
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let(:args) { { last: 2, order: :desc } }
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it { is_expected.to eq(limit: 3, inverted: false) }
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end
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context '' do
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let(:args) { { after: :after, first: 2 } }
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it { is_expected.to eq(limit: 3, inverted: false) }
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end
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context '' do
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let(:args) { { before: :before, first: 2 } }
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it { is_expected.to eq(limit: 3, inverted: true) }
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end
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end
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describe '.previous_page?' do
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let(:after) { nil }
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let(:result_size) { nil }
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let(:limit) { nil }
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let(:inverted) { false }
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subject do
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cursor = Connections::CursorConnection.new(Dossier)
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cursor.send(:previous_page?, after, result_size, limit, inverted)
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end
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context 'when after is present' do
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let(:after) { :after }
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it { is_expected.to be true }
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end
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context 'when inverted and result_size == limit' do
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let(:inverted) { true }
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let(:result_size) { 3 }
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let(:limit) { 3 }
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it { is_expected.to be true }
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end
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end
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describe '.next_page?' do
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let(:before) { nil }
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let(:result_size) { nil }
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let(:limit) { nil }
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let(:inverted) { false }
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subject do
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cursor = Connections::CursorConnection.new(Dossier)
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cursor.send(:next_page?, before, result_size, limit, inverted)
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end
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context 'when before is present' do
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let(:before) { :before }
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it { is_expected.to be true }
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end
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context 'when not inverted and result_size == limit' do
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let(:inverted) { false }
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let(:result_size) { 3 }
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let(:limit) { 3 }
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it { is_expected.to be true }
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end
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end
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end
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