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# frozen_string_literal: true
require 'spec_helper'
describe Projects::MergeRequests::CreationsController do
let(:project) { create(:project, :repository) }
let(:user) { project.owner }
let(:fork_project) { create(:forked_project_with_submodules) }
let(:get_diff_params) do
{
namespace_id: fork_project.namespace.to_param,
project_id: fork_project,
merge_request: {
source_branch: 'remove-submodule',
target_branch: 'master'
}
}
end
before do
fork_project.add_maintainer(user)
Projects::ForkService.new(project, user).execute(fork_project)
sign_in(user)
end
describe 'GET new' do
context 'merge request that removes a submodule' do
it 'renders new merge request widget template' do
get :new, params: get_diff_params
expect(response).to be_success
end
end
context 'merge request with some commits' do
render_views
let(:large_diff_params) do
{
namespace_id: fork_project.namespace.to_param,
project_id: fork_project,
merge_request: {
source_branch: 'master',
target_branch: 'fix'
}
}
end
describe 'with artificial limits' do
before do
# Load MergeRequestdiff so stub_const won't override it with its own definition
# See https://github.com/rspec/rspec-mocks/issues/1079
stub_const("#{MergeRequestDiff}::COMMITS_SAFE_SIZE", 2)
end
it 'limits total commits' do
get :new, params: large_diff_params
expect(response).to be_success
total = assigns(:total_commit_count)
expect(assigns(:commits)).to be_an Array
expect(total).to be > 0
expect(assigns(:hidden_commit_count)).to be > 0
expect(response).to have_gitlab_http_status(200)
expect(response.body).to match %r(<span class="commits-count">2 commits</span>)
end
end
it 'shows total commits' do
get :new, params: large_diff_params
expect(response).to be_success
total = assigns(:total_commit_count)
expect(assigns(:commits)).to be_an CommitCollection
expect(total).to be > 0
expect(assigns(:hidden_commit_count)).to eq(0)
expect(response).to have_gitlab_http_status(200)
expect(response.body).to match %r(<span class="commits-count">#{total} commits</span>)
end
end
end
describe 'GET diffs' do
context 'when merge request cannot be created' do
it 'does not assign diffs var' do
allow_any_instance_of(MergeRequest).to receive(:can_be_created).and_return(false)
get :diffs, params: get_diff_params.merge(format: 'json')
expect(response).to be_success
expect(assigns[:diffs]).to be_nil
end
end
end
describe 'GET pipelines' do
before do
create(:ci_pipeline, sha: fork_project.commit('remove-submodule').id,
ref: 'remove-submodule',
project: fork_project)
end
it 'renders JSON including serialized pipelines' do
get :pipelines, params: get_diff_params.merge(format: 'json')
expect(response).to be_ok
expect(json_response).to have_key 'pipelines'
expect(json_response['pipelines']).not_to be_empty
end
end
describe 'GET diff_for_path' do
def diff_for_path(extra_params = {})
params = {
namespace_id: project.namespace.to_param,
project_id: project,
format: 'json'
}
get :diff_for_path, params: params.merge(extra_params)
end
let(:existing_path) { 'files/ruby/feature.rb' }
context 'when both branches are in the same project' do
it 'disables diff notes' do
diff_for_path(old_path: existing_path, new_path: existing_path, merge_request: { source_branch: 'feature', target_branch: 'master' })
expect(assigns(:diff_notes_disabled)).to be_truthy
end
it 'only renders the diffs for the path given' do
expect(controller).to receive(:render_diff_for_path).and_wrap_original do |meth, diffs|
expect(diffs.diff_files.map(&:new_path)).to contain_exactly(existing_path)
meth.call(diffs)
end
diff_for_path(old_path: existing_path, new_path: existing_path, merge_request: { source_branch: 'feature', target_branch: 'master' })
end
end
context 'when the source branch is in a different project to the target' do
let(:other_project) { create(:project, :repository) }
before do
other_project.add_maintainer(user)
end
context 'when the path exists in the diff' do
it 'disables diff notes' do
diff_for_path(old_path: existing_path, new_path: existing_path, merge_request: { source_project: other_project, source_branch: 'feature', target_branch: 'master' })
expect(assigns(:diff_notes_disabled)).to be_truthy
end
it 'only renders the diffs for the path given' do
expect(controller).to receive(:render_diff_for_path).and_wrap_original do |meth, diffs|
expect(diffs.diff_files.map(&:new_path)).to contain_exactly(existing_path)
meth.call(diffs)
end
diff_for_path(old_path: existing_path, new_path: existing_path, merge_request: { source_project: other_project, source_branch: 'feature', target_branch: 'master' })
end
end
context 'when the path does not exist in the diff' do
before do
diff_for_path(old_path: 'files/ruby/nopen.rb', new_path: 'files/ruby/nopen.rb', merge_request: { source_project: other_project, source_branch: 'feature', target_branch: 'master' })
end
it 'returns a 404' do
expect(response).to have_gitlab_http_status(404)
end
end
end
end
describe 'GET #branch_to' do
before do
allow(Ability).to receive(:allowed?).and_call_original
end
it 'fetches the commit if a user has access' do
expect(Ability).to receive(:allowed?).with(user, :read_project, project) { true }
get :branch_to,
params: {
namespace_id: fork_project.namespace,
project_id: fork_project,
target_project_id: project.id,
ref: 'master'
}
expect(assigns(:commit)).not_to be_nil
expect(response).to have_gitlab_http_status(200)
end
it 'does not load the commit when the user cannot read the project' do
expect(Ability).to receive(:allowed?).with(user, :read_project, project) { false }
get :branch_to,
params: {
namespace_id: fork_project.namespace,
project_id: fork_project,
target_project_id: project.id,
ref: 'master'
}
expect(assigns(:commit)).to be_nil
expect(response).to have_gitlab_http_status(200)
end
end
end
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