diff options
Diffstat (limited to 'spec/lib/gitlab/diff/position_tracer/image_strategy_spec.rb')
-rw-r--r-- | spec/lib/gitlab/diff/position_tracer/image_strategy_spec.rb | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/spec/lib/gitlab/diff/position_tracer/image_strategy_spec.rb b/spec/lib/gitlab/diff/position_tracer/image_strategy_spec.rb new file mode 100644 index 00000000000..900816af53a --- /dev/null +++ b/spec/lib/gitlab/diff/position_tracer/image_strategy_spec.rb @@ -0,0 +1,238 @@ +# frozen_string_literal: true + +require 'spec_helper' + +describe Gitlab::Diff::PositionTracer::ImageStrategy do + include PositionTracerHelpers + + let(:project) { create(:project, :repository) } + let(:current_user) { project.owner } + let(:file_name) { 'test-file' } + let(:new_file_name) { "#{file_name}-new" } + let(:second_file_name) { "#{file_name}-2" } + let(:branch_name) { 'position-tracer-test' } + let(:old_position) { position(old_path: file_name, new_path: file_name, position_type: 'image') } + + let(:tracer) do + Gitlab::Diff::PositionTracer.new( + project: project, + old_diff_refs: old_diff_refs, + new_diff_refs: new_diff_refs + ) + end + + let(:strategy) { described_class.new(tracer) } + + subject { strategy.trace(old_position) } + + let(:initial_commit) do + project.commit(create_branch(branch_name, 'master')[:branch].name) + end + + describe '#trace' do + describe 'diff scenarios' do + let(:create_file_commit) do + initial_commit + + create_file( + branch_name, + file_name, + Base64.encode64('content') + ) + end + + let(:update_file_commit) do + create_file_commit + + update_file( + branch_name, + file_name, + Base64.encode64('updatedcontent') + ) + end + + let(:update_file_again_commit) do + update_file_commit + + update_file( + branch_name, + file_name, + Base64.encode64('updatedcontentagain') + ) + end + + let(:delete_file_commit) do + create_file_commit + delete_file(branch_name, file_name) + end + + let(:rename_file_commit) do + delete_file_commit + + create_file( + branch_name, + new_file_name, + Base64.encode64('renamedcontent') + ) + end + + let(:create_second_file_commit) do + create_file_commit + + create_file( + branch_name, + second_file_name, + Base64.encode64('morecontent') + ) + end + + let(:create_another_file_commit) do + create_file( + branch_name, + second_file_name, + Base64.encode64('morecontent') + ) + end + + let(:update_another_file_commit) do + update_file( + branch_name, + second_file_name, + Base64.encode64('updatedmorecontent') + ) + end + + context 'when the file was created in the old diff' do + context 'when the file is unchanged between the old and the new diff' do + let(:old_diff_refs) { diff_refs(initial_commit, create_file_commit) } + let(:new_diff_refs) { diff_refs(initial_commit, create_second_file_commit) } + + it 'returns the new position' do + expect_new_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file was updated between the old and the new diff' do + let(:old_diff_refs) { diff_refs(initial_commit, create_file_commit) } + let(:new_diff_refs) { diff_refs(initial_commit, update_file_commit) } + let(:change_diff_refs) { diff_refs(create_file_commit, update_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file was renamed in between the old and the new diff' do + let(:old_diff_refs) { diff_refs(initial_commit, create_file_commit) } + let(:new_diff_refs) { diff_refs(initial_commit, rename_file_commit) } + let(:change_diff_refs) { diff_refs(create_file_commit, rename_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file was removed in between the old and the new diff' do + let(:old_diff_refs) { diff_refs(initial_commit, create_file_commit) } + let(:new_diff_refs) { diff_refs(initial_commit, delete_file_commit) } + let(:change_diff_refs) { diff_refs(create_file_commit, delete_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file is unchanged in the new diff' do + let(:old_diff_refs) { diff_refs(initial_commit, create_file_commit) } + let(:new_diff_refs) { diff_refs(create_another_file_commit, update_another_file_commit) } + let(:change_diff_refs) { diff_refs(initial_commit, create_another_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + end + + context 'when the file was changed in the old diff' do + context 'when the file is unchanged in between the old and the new diff' do + let(:old_diff_refs) { diff_refs(create_file_commit, update_file_commit) } + let(:new_diff_refs) { diff_refs(create_file_commit, create_second_file_commit) } + + it 'returns the new position' do + expect_new_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file was updated in between the old and the new diff' do + let(:old_diff_refs) { diff_refs(create_file_commit, update_file_commit) } + let(:new_diff_refs) { diff_refs(create_file_commit, update_file_again_commit) } + let(:change_diff_refs) { diff_refs(update_file_commit, update_file_again_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file was renamed in between the old and the new diff' do + let(:old_diff_refs) { diff_refs(create_file_commit, update_file_commit) } + let(:new_diff_refs) { diff_refs(create_file_commit, rename_file_commit) } + let(:change_diff_refs) { diff_refs(update_file_commit, rename_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file was removed in between the old and the new diff' do + let(:old_diff_refs) { diff_refs(create_file_commit, update_file_commit) } + let(:new_diff_refs) { diff_refs(create_file_commit, delete_file_commit) } + let(:change_diff_refs) { diff_refs(update_file_commit, delete_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + + context 'when the file is unchanged in the new diff' do + let(:old_diff_refs) { diff_refs(create_file_commit, update_file_commit) } + let(:new_diff_refs) { diff_refs(create_another_file_commit, update_another_file_commit) } + let(:change_diff_refs) { diff_refs(create_file_commit, create_another_file_commit) } + + it 'returns the position of the change' do + expect_change_position( + old_path: file_name, + new_path: file_name + ) + end + end + end + end + end +end |