gitlab-org--gitlab-foss/spec/lib/gitlab/diff/position_tracer_spec.rb
Patrick Bajao 6ef6693e37 Refactor PositionTracer to support different types
This is to prepare for supporing image type position tracing
2019-07-05 11:03:47 +00:00

99 lines
2.8 KiB
Ruby

require 'spec_helper'
describe Gitlab::Diff::PositionTracer do
include PositionTracerHelpers
subject do
described_class.new(
project: project,
old_diff_refs: old_diff_refs,
new_diff_refs: new_diff_refs
)
end
describe '#trace' do
let(:diff_refs) { double(complete?: true) }
let(:project) { double }
let(:old_diff_refs) { diff_refs }
let(:new_diff_refs) { diff_refs }
let(:position) { double(on_text?: on_text?, diff_refs: diff_refs) }
let(:tracer) { double }
context 'position is on text' do
let(:on_text?) { true }
it 'calls LineStrategy#trace' do
expect(Gitlab::Diff::PositionTracer::LineStrategy)
.to receive(:new)
.with(subject)
.and_return(tracer)
expect(tracer).to receive(:trace).with(position)
subject.trace(position)
end
end
context 'position is not on text' do
let(:on_text?) { false }
it 'calls ImageStrategy#trace' do
expect(Gitlab::Diff::PositionTracer::ImageStrategy)
.to receive(:new)
.with(subject)
.and_return(tracer)
expect(tracer).to receive(:trace).with(position)
subject.trace(position)
end
end
end
describe 'diffs methods' do
let(:project) { create(:project, :repository) }
let(:current_user) { project.owner }
let(:old_diff_refs) do
diff_refs(
project.commit(create_branch('new-branch', 'master')[:branch].name),
create_file('new-branch', 'file.md', 'content')
)
end
let(:new_diff_refs) do
diff_refs(
create_file('new-branch', 'file.md', 'content'),
update_file('new-branch', 'file.md', 'updatedcontent')
)
end
describe '#ac_diffs' do
it 'returns the diffs between the base of old and new diff' do
diff_refs = subject.ac_diffs.diff_refs
expect(diff_refs.base_sha).to eq(old_diff_refs.base_sha)
expect(diff_refs.start_sha).to eq(old_diff_refs.base_sha)
expect(diff_refs.head_sha).to eq(new_diff_refs.base_sha)
end
end
describe '#bd_diffs' do
it 'returns the diffs between the HEAD of old and new diff' do
diff_refs = subject.bd_diffs.diff_refs
expect(diff_refs.base_sha).to eq(old_diff_refs.head_sha)
expect(diff_refs.start_sha).to eq(old_diff_refs.head_sha)
expect(diff_refs.head_sha).to eq(new_diff_refs.head_sha)
end
end
describe '#cd_diffs' do
it 'returns the diffs in the new diff' do
diff_refs = subject.cd_diffs.diff_refs
expect(diff_refs.base_sha).to eq(new_diff_refs.base_sha)
expect(diff_refs.start_sha).to eq(new_diff_refs.base_sha)
expect(diff_refs.head_sha).to eq(new_diff_refs.head_sha)
end
end
end
end