98 lines
2.7 KiB
Ruby
98 lines
2.7 KiB
Ruby
require 'spec_helper'
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describe PipelineSerializer do
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let(:user) { create(:user) }
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let(:serializer) do
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described_class.new(user: user)
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end
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subject { serializer.represent(resource) }
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describe '#represent' do
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context 'when used without pagination' do
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it 'created a not paginated serializer' do
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expect(serializer).not_to be_paginated
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end
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context 'when a single object is being serialized' do
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let(:resource) { create(:ci_empty_pipeline) }
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it 'serializers the pipeline object' do
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expect(subject[:id]).to eq resource.id
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end
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end
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context 'when multiple objects are being serialized' do
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let(:resource) { create_list(:ci_pipeline, 2) }
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it 'serializers the array of pipelines' do
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expect(subject).not_to be_empty
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end
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end
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end
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context 'when used with pagination' do
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let(:request) { spy('request') }
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let(:response) { spy('response') }
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let(:pagination) { {} }
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before do
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allow(request)
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.to receive(:query_parameters)
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.and_return(pagination)
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end
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let(:serializer) do
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described_class.new(user: user)
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.with_pagination(request, response)
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end
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it 'created a paginated serializer' do
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expect(serializer).to be_paginated
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end
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context 'when resource is not paginatable' do
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context 'when a single pipeline object is being serialized' do
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let(:resource) { create(:ci_empty_pipeline) }
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let(:pagination) { { page: 1, per_page: 1 } }
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it 'raises error' do
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expect { subject }.to raise_error(
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Gitlab::Serializer::Pagination::InvalidResourceError)
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end
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end
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end
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context 'when resource is paginatable relation' do
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let(:resource) { Ci::Pipeline.all }
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let(:pagination) { { page: 1, per_page: 2 } }
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context 'when a single pipeline object is present in relation' do
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before { create(:ci_empty_pipeline) }
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it 'serializes pipeline relation' do
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expect(subject.first).to have_key :id
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end
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end
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context 'when a multiple pipeline objects are being serialized' do
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before { create_list(:ci_empty_pipeline, 3) }
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it 'serializes appropriate number of objects' do
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expect(subject.count).to be 2
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end
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it 'appends relevant headers' do
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expect(response).to receive(:[]=).with('X-Total', '3')
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expect(response).to receive(:[]=).with('X-Total-Pages', '2')
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expect(response).to receive(:[]=).with('X-Per-Page', '2')
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subject
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end
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end
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end
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end
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end
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end
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