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describe MergeRequests::Conflicts::ResolveService do
let(:project) { create(:project, :repository) }
let(:fork_project) do
create(:forked_project_with_submodules) do |fork_project|
fork_project.build_forked_project_link(forked_to_project_id: fork_project.id, forked_from_project_id: project.id)
fork_project.save
end
end
let(:merge_request) do
create(:merge_request,
source_branch: 'conflict-resolvable', source_project: project,
target_branch: 'conflict-start')
end
let(:merge_request_from_fork) do
create(:merge_request,
source_branch: 'conflict-resolvable-fork', source_project: fork_project,
target_branch: 'conflict-start', target_project: project)
end
describe '#execute' do
let(:service) { described_class.new(merge_request) }
files: [
{
old_path: 'files/ruby/popen.rb',
new_path: 'files/ruby/popen.rb',
sections: {
'2f6fcd96b88b36ce98c38da085c795a27d92a3dd_14_14' => 'head'
}
}, {
old_path: 'files/ruby/regex.rb',
new_path: 'files/ruby/regex.rb',
sections: {
'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head',
'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_21_21' => 'origin',
'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_49_49' => 'origin'
}
}
],
commit_message: 'This is a commit message!'
}
end
context 'when the source and target project are the same' do
before do
service.execute(user, params)
end
it 'creates a commit with the message' do
expect(merge_request.source_branch_head.message).to eq(params[:commit_message])
end
it 'creates a commit with the correct parents' do
expect(merge_request.source_branch_head.parents.map(&:id)).
to eq(%w(1450cd639e0bc6721eb02800169e464f212cde06
824be604a34828eb682305f0d963056cfac87b2d))
end
end
context 'when the source project is a fork and does not contain the HEAD of the target branch' do
let!(:target_head) do
project.repository.create_file(
user,
'new-file-in-target',
'',
message: 'Add new file in target',
branch_name: 'conflict-start')
def resolve_conflicts
described_class.new(merge_request_from_fork).execute(user, params)
end
it 'gets conflicts from the source project' do
expect(fork_project.repository.rugged).to receive(:merge_commits).and_call_original
expect(project.repository.rugged).not_to receive(:merge_commits)
resolve_conflicts
end
it 'creates a commit with the message' do
expect(merge_request_from_fork.source_branch_head.message).to eq(params[:commit_message])
end
it 'creates a commit with the correct parents' do
expect(merge_request_from_fork.source_branch_head.parents.map(&:id)).
to eq(['404fa3fc7c2c9b5dacff102f353bdf55b1be2813',
context 'with content and sections params' do
let(:popen_content) { "class Popen\nend" }
let(:params) do
{
files: [
{
old_path: 'files/ruby/popen.rb',
new_path: 'files/ruby/popen.rb',
content: popen_content
}, {
old_path: 'files/ruby/regex.rb',
new_path: 'files/ruby/regex.rb',
sections: {
'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head',
'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_21_21' => 'origin',
'6eb14e00385d2fb284765eb1cd8d420d33d63fc9_49_49' => 'origin'
}
}
],
commit_message: 'This is a commit message!'
}
end
before do
service.execute(user, params)
end
it 'creates a commit with the message' do
expect(merge_request.source_branch_head.message).to eq(params[:commit_message])
end
it 'creates a commit with the correct parents' do
expect(merge_request.source_branch_head.parents.map(&:id)).
to eq(%w(1450cd639e0bc6721eb02800169e464f212cde06
824be604a34828eb682305f0d963056cfac87b2d))
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end
it 'sets the content to the content given' do
blob = merge_request.source_project.repository.blob_at(merge_request.source_branch_head.sha,
'files/ruby/popen.rb')
expect(blob.data).to eq(popen_content)
end
end
context 'when a resolution section is missing' do
let(:invalid_params) do
{
files: [
{
old_path: 'files/ruby/popen.rb',
new_path: 'files/ruby/popen.rb',
content: ''
}, {
old_path: 'files/ruby/regex.rb',
new_path: 'files/ruby/regex.rb',
sections: { '6eb14e00385d2fb284765eb1cd8d420d33d63fc9_9_9' => 'head' }
}
],
commit_message: 'This is a commit message!'
}
end
it 'raises a MissingResolution error' do
expect { service.execute(user, invalid_params) }.
to raise_error(Gitlab::Conflict::File::MissingResolution)
end
end
context 'when the content of a file is unchanged' do
let(:list_service) { MergeRequests::Conflicts::ListService.new(merge_request) }
let(:invalid_params) do
{
files: [
{
old_path: 'files/ruby/popen.rb',
new_path: 'files/ruby/popen.rb',
content: ''
}, {
old_path: 'files/ruby/regex.rb',
new_path: 'files/ruby/regex.rb',
content: list_service.conflicts.file_for_path('files/ruby/regex.rb', 'files/ruby/regex.rb').content
}
],
commit_message: 'This is a commit message!'
}
end
it 'raises a MissingResolution error' do
expect { service.execute(user, invalid_params) }.
to raise_error(Gitlab::Conflict::File::MissingResolution)
context 'when a file is missing' do
let(:invalid_params) do
{
files: [
{
old_path: 'files/ruby/popen.rb',
new_path: 'files/ruby/popen.rb',
content: ''
}
],
commit_message: 'This is a commit message!'
}
end
it 'raises a MissingFiles error' do
expect { service.execute(user, invalid_params) }.
to raise_error(described_class::MissingFiles)