diff options
Diffstat (limited to 'spec/services/merge_requests/reload_diffs_service_spec.rb')
-rw-r--r-- | spec/services/merge_requests/reload_diffs_service_spec.rb | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/spec/services/merge_requests/reload_diffs_service_spec.rb b/spec/services/merge_requests/reload_diffs_service_spec.rb new file mode 100644 index 00000000000..a0a27d247fc --- /dev/null +++ b/spec/services/merge_requests/reload_diffs_service_spec.rb @@ -0,0 +1,64 @@ +require 'spec_helper' + +describe MergeRequests::ReloadDiffsService, :use_clean_rails_memory_store_caching do + let(:current_user) { create(:user) } + let(:merge_request) { create(:merge_request) } + let(:subject) { described_class.new(merge_request, current_user) } + + describe '#execute' do + it 'creates new merge request diff' do + expect { subject.execute }.to change { merge_request.merge_request_diffs.count }.by(1) + end + + it 'calls update_diff_discussion_positions with correct params' do + old_diff_refs = merge_request.diff_refs + new_diff = merge_request.create_merge_request_diff + new_diff_refs = merge_request.diff_refs + + expect(merge_request).to receive(:create_merge_request_diff).and_return(new_diff) + expect(merge_request).to receive(:update_diff_discussion_positions) + .with(old_diff_refs: old_diff_refs, + new_diff_refs: new_diff_refs, + current_user: current_user) + + subject.execute + end + + it 'does not change existing merge request diff' do + expect(merge_request.merge_request_diff).not_to receive(:save_git_content) + + subject.execute + end + + context 'cache clearing' do + before do + allow_any_instance_of(Gitlab::Diff::File).to receive(:text?).and_return(true) + allow_any_instance_of(Gitlab::Diff::File).to receive(:diffable?).and_return(true) + end + + it 'retrieves the diff files to cache the highlighted result' do + new_diff = merge_request.create_merge_request_diff + cache_key = new_diff.diffs_collection.cache_key + + expect(merge_request).to receive(:create_merge_request_diff).and_return(new_diff) + expect(Rails.cache).to receive(:read).with(cache_key).and_call_original + expect(Rails.cache).to receive(:write).with(cache_key, anything, anything).and_call_original + + subject.execute + end + + it 'clears the cache for older diffs on the merge request' do + old_diff = merge_request.merge_request_diff + old_cache_key = old_diff.diffs_collection.cache_key + new_diff = merge_request.create_merge_request_diff + new_cache_key = new_diff.diffs_collection.cache_key + + expect(merge_request).to receive(:create_merge_request_diff).and_return(new_diff) + expect(Rails.cache).to receive(:delete).with(old_cache_key).and_call_original + expect(Rails.cache).to receive(:read).with(new_cache_key).and_call_original + expect(Rails.cache).to receive(:write).with(new_cache_key, anything, anything).and_call_original + subject.execute + end + end + end +end |