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Add have_cacheable_headers
matcher for responses (#31727)
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@ -25,10 +25,10 @@ RSpec.describe ActivityPub::CollectionsController do
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context 'without signature' do
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let(:remote_account) { nil }
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it_behaves_like 'cacheable response'
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it 'returns http success and correct media type and correct items' do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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expect(response.media_type).to eq 'application/activity+json'
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expect(body_as_json[:orderedItems])
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@ -64,10 +64,11 @@ RSpec.describe ActivityPub::CollectionsController do
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let(:remote_account) { Fabricate(:account, domain: 'example.com') }
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context 'when getting a featured resource' do
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it_behaves_like 'cacheable response'
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it 'returns http success and correct media type and expected items' do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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expect(response.media_type).to eq 'application/activity+json'
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expect(body_as_json[:orderedItems])
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@ -25,10 +25,11 @@ RSpec.describe ActivityPub::OutboxesController do
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context 'with page not requested' do
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let(:page) { nil }
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it_behaves_like 'cacheable response'
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it 'returns http success and correct media type and headers and items count' do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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expect(response.media_type).to eq 'application/activity+json'
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expect(response.headers['Vary']).to be_nil
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expect(body[:totalItems]).to eq 4
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@ -59,10 +60,11 @@ RSpec.describe ActivityPub::OutboxesController do
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context 'with page requested' do
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let(:page) { 'true' }
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it_behaves_like 'cacheable response'
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it 'returns http success and correct media type and vary header and items' do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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expect(response.media_type).to eq 'application/activity+json'
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expect(response.headers['Vary']).to include 'Signature'
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@ -68,10 +68,11 @@ RSpec.describe ActivityPub::RepliesController do
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let(:parent_visibility) { :public }
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let(:page_json) { body_as_json[:first] }
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it_behaves_like 'cacheable response'
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it 'returns http success and correct media type' do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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expect(response.media_type).to eq 'application/activity+json'
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end
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@ -72,13 +72,12 @@ describe StatusesController do
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context 'with JSON' do
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let(:format) { 'json' }
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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it 'renders ActivityPub Note object successfully', :aggregate_failures do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.headers).to include(
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'Vary' => 'Accept, Accept-Language, Cookie',
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'Content-Type' => include('application/activity+json'),
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'Link' => satisfy { |header| header.to_s.include?('activity+json') }
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)
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@ -380,13 +379,11 @@ describe StatusesController do
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context 'with JSON' do
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let(:format) { 'json' }
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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it 'renders ActivityPub Note object successfully', :aggregate_failures do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.headers).to include(
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'Vary' => 'Accept, Accept-Language, Cookie',
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'Content-Type' => include('application/activity+json'),
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'Link' => satisfy { |header| header.to_s.include?('activity+json') }
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)
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@ -130,6 +130,7 @@ describe 'Accounts show response' do
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it 'returns a JSON version of the account', :aggregate_failures do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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.and have_attributes(
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media_type: eq('application/activity+json')
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)
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@ -137,8 +138,6 @@ describe 'Accounts show response' do
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expect(body_as_json).to include(:id, :type, :preferredUsername, :inbox, :publicKey, :name, :summary)
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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context 'with authorized fetch mode' do
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let(:authorized_fetch_mode) { true }
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@ -179,6 +178,7 @@ describe 'Accounts show response' do
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it 'returns a JSON version of the account', :aggregate_failures do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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.and have_attributes(
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media_type: eq('application/activity+json')
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)
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@ -186,8 +186,6 @@ describe 'Accounts show response' do
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expect(body_as_json).to include(:id, :type, :preferredUsername, :inbox, :publicKey, :name, :summary)
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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context 'with authorized fetch mode' do
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let(:authorized_fetch_mode) { true }
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@ -215,10 +213,10 @@ describe 'Accounts show response' do
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get short_account_path(username: account.username, format: format)
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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it 'responds with correct statuses', :aggregate_failures do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.body).to include(status_tag_for(status_media))
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expect(response.body).to include(status_tag_for(status_self_reply))
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expect(response.body).to include(status_tag_for(status))
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@ -234,10 +232,11 @@ describe 'Accounts show response' do
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get short_account_with_replies_path(username: account.username, format: format)
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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it 'responds with correct statuses with replies', :aggregate_failures do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.body).to include(status_tag_for(status_media))
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expect(response.body).to include(status_tag_for(status_reply))
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expect(response.body).to include(status_tag_for(status_self_reply))
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@ -253,10 +252,10 @@ describe 'Accounts show response' do
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get short_account_media_path(username: account.username, format: format)
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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it 'responds with correct statuses with media', :aggregate_failures do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.body).to include(status_tag_for(status_media))
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expect(response.body).to_not include(status_tag_for(status_direct))
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expect(response.body).to_not include(status_tag_for(status_private))
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@ -277,10 +276,11 @@ describe 'Accounts show response' do
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get short_account_tag_path(username: account.username, tag: tag, format: format)
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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it 'responds with correct statuses with a tag', :aggregate_failures do
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expect(response).to have_http_status(200)
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.body).to include(status_tag_for(status_tag))
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expect(response.body).to_not include(status_tag_for(status_direct))
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expect(response.body).to_not include(status_tag_for(status_media))
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@ -9,11 +9,10 @@ describe 'Custom stylesheets' do
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it 'returns http success' do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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.and have_attributes(
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content_type: match('text/css')
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)
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end
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it_behaves_like 'cacheable response'
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end
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end
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@ -17,6 +17,7 @@ RSpec.describe 'Instance actor endpoint' do
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it 'returns http success with correct media type and body' do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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expect(response.content_type)
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.to start_with('application/activity+json')
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expect(body_as_json)
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@ -32,8 +33,6 @@ RSpec.describe 'Instance actor endpoint' do
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url: about_more_url(instance_actor: true)
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)
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end
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it_behaves_like 'cacheable response'
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end
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context 'with limited federation mode disabled' do
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@ -9,6 +9,7 @@ describe 'Manifest' do
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it 'returns http success' do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers
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.and have_attributes(
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content_type: match('application/json')
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)
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@ -18,7 +19,5 @@ describe 'Manifest' do
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name: 'Mastodon'
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)
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end
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it_behaves_like 'cacheable response'
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end
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end
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@ -8,16 +8,15 @@ RSpec.describe 'Tags' do
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let(:tag) { Fabricate :tag }
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context 'with HTML format' do
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# TODO: Convert the cacheable response shared example into a matcher,
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# remove this example, rely on system spec (which should use matcher)
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# TODO: Update the have_cacheable_headers matcher to operate on capybara sessions
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# Remove this example, rely on system spec (which should use matcher)
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before { get tag_path(tag) }
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it 'returns http success' do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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end
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context 'with JSON format' do
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@ -26,11 +25,10 @@ RSpec.describe 'Tags' do
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it 'returns http success' do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.content_type)
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.to start_with('application/activity+json')
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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end
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context 'with RSS format' do
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@ -39,11 +37,10 @@ RSpec.describe 'Tags' do
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it 'returns http success' do
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expect(response)
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.to have_http_status(200)
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.and have_cacheable_headers.with_vary('Accept, Accept-Language, Cookie')
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expect(response.content_type)
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.to start_with('application/rss+xml')
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end
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it_behaves_like 'cacheable response', expects_vary: 'Accept, Accept-Language, Cookie'
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end
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end
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@ -1,14 +0,0 @@
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# frozen_string_literal: true
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shared_examples 'cacheable response' do |expects_vary: false|
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it 'sets correct cache and vary headers and does not set cookies or session', :aggregate_failures do
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expect(response.cookies).to be_empty
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expect(response.headers['Set-Cookies']).to be_nil
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expect(session).to be_empty
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expect(response.headers['Vary']).to include(expects_vary) if expects_vary
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expect(response.headers['Cache-Control']).to include('public')
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end
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end
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50
spec/support/matchers/cacheable_response.rb
Normal file
50
spec/support/matchers/cacheable_response.rb
Normal file
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@ -0,0 +1,50 @@
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# frozen_string_literal: true
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RSpec::Matchers.define :have_cacheable_headers do
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match do |response|
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@response = response
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@errors = [].tap do |errors|
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errors << check_cookies
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errors << check_cookie_headers
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errors << check_session
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errors << check_cache_control
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errors << check_vary if @expected_vary.present?
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end
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@errors.compact.empty?
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end
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chain :with_vary do |string|
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@expected_vary = string
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end
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failure_message do
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<<~ERROR
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Expected that the response would be cacheable but it was not:
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- #{@errors.compact.join("\n - ")}
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ERROR
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end
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def check_vary
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puts @expected_vary
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pp @response.headers
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"Response `Vary` header does not contain `#{@expected_vary}`" unless @response.headers['Vary'].include?(@expected_vary)
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end
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def check_cookies
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'Reponse cookies are present' unless @response.cookies.empty?
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end
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def check_cookie_headers
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'Response `Set-Cookies` headers are present' if @response.headers['Set-Cookies'].present?
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end
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def check_session
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'The session is not empty' unless session.empty?
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end
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def check_cache_control
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'The `Cache-Control` header does not contain `public`' unless @response.headers['Cache-Control'].include?('public')
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end
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end
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