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author | Douwe Maan <douwe@gitlab.com> | 2017-08-24 10:56:57 +0000 |
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committer | Simon Knox <psimyn@gmail.com> | 2017-08-25 10:23:45 +1000 |
commit | 9031bb47e07572d1d75039345003d8144e10b806 (patch) | |
tree | 56926b6d68d0f292beba2f9aa981019810647add | |
parent | f7d04e3498b3aa78e4e6804fa8757fb98a98f431 (diff) | |
download | gitlab-ce-9031bb47e07572d1d75039345003d8144e10b806.tar.gz |
Merge branch 'fix-old-mr-diffs' into 'master'9-5-stable-patch-2
Fix old MR diffs
Closes #36516
See merge request !13744
-rw-r--r-- | changelogs/unreleased/fix-old-mr-diffs.yml | 6 | ||||
-rw-r--r-- | lib/gitlab/diff/file.rb | 11 | ||||
-rw-r--r-- | spec/lib/gitlab/diff/file_spec.rb | 58 |
3 files changed, 70 insertions, 5 deletions
diff --git a/changelogs/unreleased/fix-old-mr-diffs.yml b/changelogs/unreleased/fix-old-mr-diffs.yml new file mode 100644 index 00000000000..b0a011cf354 --- /dev/null +++ b/changelogs/unreleased/fix-old-mr-diffs.yml @@ -0,0 +1,6 @@ +--- +title: Show un-highlighted text diffs when we do not have references to the correct + blobs +merge_request: +author: +type: fixed diff --git a/lib/gitlab/diff/file.rb b/lib/gitlab/diff/file.rb index 6d7de52cb80..1dabd4ebdd0 100644 --- a/lib/gitlab/diff/file.rb +++ b/lib/gitlab/diff/file.rb @@ -186,7 +186,10 @@ module Gitlab end def content_changed? - old_blob && new_blob && old_blob.id != new_blob.id + return blobs_changed? if diff_refs + return false if new_file? || deleted_file? || renamed_file? + + text? && diff_lines.any? end def different_type? @@ -225,6 +228,10 @@ module Gitlab private + def blobs_changed? + old_blob && new_blob && old_blob.id != new_blob.id + end + def simple_viewer_class return DiffViewer::NotDiffable unless diffable? @@ -250,6 +257,8 @@ module Gitlab DiffViewer::Renamed elsif mode_changed? DiffViewer::ModeChanged + else + DiffViewer::NoPreview end end diff --git a/spec/lib/gitlab/diff/file_spec.rb b/spec/lib/gitlab/diff/file_spec.rb index d3d841b0668..c91895cedc3 100644 --- a/spec/lib/gitlab/diff/file_spec.rb +++ b/spec/lib/gitlab/diff/file_spec.rb @@ -15,6 +15,17 @@ describe Gitlab::Diff::File do it { expect(diff_lines.first).to be_kind_of(Gitlab::Diff::Line) } end + describe '#highlighted_diff_lines' do + it 'highlights the diff and memoises the result' do + expect(Gitlab::Diff::Highlight).to receive(:new) + .with(diff_file, repository: project.repository) + .once + .and_call_original + + diff_file.highlighted_diff_lines + end + end + describe '#mode_changed?' do it { expect(diff_file.mode_changed?).to be_falsey } end @@ -122,8 +133,20 @@ describe Gitlab::Diff::File do let(:commit) { project.commit('2f63565e7aac07bcdadb654e253078b727143ec4') } let(:diff_file) { commit.diffs.diff_file_with_new_path('files/images/6049019_460s.jpg') } - it 'returns true' do - expect(diff_file.content_changed?).to be_truthy + context 'when the blobs are different' do + it 'returns true' do + expect(diff_file.content_changed?).to be_truthy + end + end + + context 'when there are no diff refs' do + before do + allow(diff_file).to receive(:diff_refs).and_return(nil) + end + + it 'returns false' do + expect(diff_file.content_changed?).to be_falsey + end end end @@ -131,8 +154,20 @@ describe Gitlab::Diff::File do let(:commit) { project.commit('570e7b2abdd848b95f2f578043fc23bd6f6fd24d') } let(:diff_file) { commit.diffs.diff_file_with_new_path('files/ruby/popen.rb') } - it 'returns true' do - expect(diff_file.content_changed?).to be_truthy + context 'when the blobs are different' do + it 'returns true' do + expect(diff_file.content_changed?).to be_truthy + end + end + + context 'when there are no diff refs' do + before do + allow(diff_file).to receive(:diff_refs).and_return(nil) + end + + it 'returns true' do + expect(diff_file.content_changed?).to be_truthy + end end end end @@ -270,6 +305,21 @@ describe Gitlab::Diff::File do expect(diff_file.simple_viewer).to be_a(DiffViewer::ModeChanged) end end + + context 'when no other conditions apply' do + before do + allow(diff_file).to receive(:content_changed?).and_return(false) + allow(diff_file).to receive(:new_file?).and_return(false) + allow(diff_file).to receive(:deleted_file?).and_return(false) + allow(diff_file).to receive(:renamed_file?).and_return(false) + allow(diff_file).to receive(:mode_changed?).and_return(false) + allow(diff_file).to receive(:raw_text?).and_return(false) + end + + it 'returns a No Preview viewer' do + expect(diff_file.simple_viewer).to be_a(DiffViewer::NoPreview) + end + end end describe '#rich_viewer' do |