diff options
Diffstat (limited to 'spec/models/merge_request_diff_spec.rb')
-rw-r--r-- | spec/models/merge_request_diff_spec.rb | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/spec/models/merge_request_diff_spec.rb b/spec/models/merge_request_diff_spec.rb index 0fbe4903b6d..78b9e8bc217 100644 --- a/spec/models/merge_request_diff_spec.rb +++ b/spec/models/merge_request_diff_spec.rb @@ -211,6 +211,65 @@ describe MergeRequestDiff do end end + describe '#diffs_in_batch' do + let(:diff_options) { {} } + + shared_examples_for 'fetching full diffs' do + it 'returns diffs from repository comparison' do + expect_next_instance_of(Compare) do |comparison| + expect(comparison).to receive(:diffs_in_batch) + .with(1, 10, diff_options: diff_options) + .and_call_original + end + + diff_with_commits.diffs_in_batch(1, 10, diff_options: diff_options) + end + + it 'returns a Gitlab::Diff::FileCollection::Compare with full diffs' do + diffs = diff_with_commits.diffs_in_batch(1, 10, diff_options: diff_options) + + expect(diffs).to be_a(Gitlab::Diff::FileCollection::Compare) + expect(diffs.diff_files.size).to be > 10 + end + + it 'returns empty pagination data' do + diffs = diff_with_commits.diffs_in_batch(1, 10, diff_options: diff_options) + + expect(diffs.pagination_data).to eq(current_page: nil, + next_page: nil, + total_pages: nil) + end + end + + context 'when no persisted files available' do + before do + diff_with_commits.clean! + end + + it_behaves_like 'fetching full diffs' + end + + context 'when diff_options include ignore_whitespace_change' do + it_behaves_like 'fetching full diffs' do + let(:diff_options) do + { ignore_whitespace_change: true } + end + end + end + + context 'when persisted files available' do + it 'returns paginated diffs' do + diffs = diff_with_commits.diffs_in_batch(1, 10, diff_options: {}) + + expect(diffs).to be_a(Gitlab::Diff::FileCollection::MergeRequestDiffBatch) + expect(diffs.diff_files.size).to eq(10) + expect(diffs.pagination_data).to eq(current_page: 1, + next_page: 2, + total_pages: 2) + end + end + end + describe '#raw_diffs' do context 'when the :ignore_whitespace_change option is set' do it 'creates a new compare object instead of using preprocessed data' do |