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author | Claire <claire.github-309c@sitedethib.com> | 2021-03-18 00:41:32 +0100 |
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committer | GitHub <noreply@github.com> | 2021-03-18 00:41:32 +0100 |
commit | 5027abecd1e5e511064de75fb5248139e1c8fe23 (patch) | |
tree | 52325b75c25018397019ffb41593109b52683ea8 /spec/controllers/concerns | |
parent | 43eff898a0b0f31aaf042d9d387aaece2627a01d (diff) |
Fix cache_collection crashing when given an empty collection (#15921)
* Fix cache_collection crashing when given an empty collection * Add tests
Diffstat (limited to 'spec/controllers/concerns')
-rw-r--r-- | spec/controllers/concerns/cache_concern_spec.rb | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/spec/controllers/concerns/cache_concern_spec.rb b/spec/controllers/concerns/cache_concern_spec.rb new file mode 100644 index 000000000..a34d7d726 --- /dev/null +++ b/spec/controllers/concerns/cache_concern_spec.rb @@ -0,0 +1,40 @@ +# frozen_string_literal: true + +require 'rails_helper' + +RSpec.describe CacheConcern, type: :controller do + controller(ApplicationController) do + include CacheConcern + + def empty_array + render plain: cache_collection([], Status).size + end + + def empty_relation + render plain: cache_collection(Status.none, Status).size + end + end + + before do + routes.draw do + get 'empty_array' => 'anonymous#empty_array' + post 'empty_relation' => 'anonymous#empty_relation' + end + end + + describe '#cache_collection' do + context 'given an empty array' do + it 'returns an empty array' do + get :empty_array + expect(response.body).to eq '0' + end + end + + context 'given an empty relation' do + it 'returns an empty array' do + get :empty_relation + expect(response.body).to eq '0' + end + end + end +end |