Add latest changes from gitlab-org/gitlab@master

1 files changed, 49 insertions, 0 deletions

diff --git a/spec/graphql/mutations/merge_requests/set_locked_spec.rb b/spec/graphql/mutations/merge_requests/set_locked_spec.rb
new file mode 100644
index 00000000000..51249854378
--- /dev/null
+++ b/spec/graphql/mutations/merge_requests/set_locked_spec.rb
@@ -0,0 +1,49 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Mutations::MergeRequests::SetLocked do
+  let(:merge_request) { create(:merge_request) }
+  let(:user) { create(:user) }
+  subject(:mutation) { described_class.new(object: nil, context: { current_user: user }) }
+
+  describe '#resolve' do
+    let(:locked) { true }
+    let(:mutated_merge_request) { subject[:merge_request] }
+    subject { mutation.resolve(project_path: merge_request.project.full_path, iid: merge_request.iid, locked: locked) }
+
+    it 'raises an error if the resource is not accessible to the user' do
+      expect { subject }.to raise_error(Gitlab::Graphql::Errors::ResourceNotAvailable)
+    end
+
+    context 'when the user can update the merge request' do
+      before do
+        merge_request.project.add_developer(user)
+      end
+
+      it 'returns the merge request as discussion locked' do
+        expect(mutated_merge_request).to eq(merge_request)
+        expect(mutated_merge_request).to be_discussion_locked
+        expect(subject[:errors]).to be_empty
+      end
+
+      it 'returns errors merge request could not be updated' do
+        # Make the merge request invalid
+        merge_request.allow_broken = true
+        merge_request.update!(source_project: nil)
+
+        expect(subject[:errors]).not_to be_empty
+      end
+
+      context 'when passing locked as false' do
+        let(:locked) { false }
+
+        it 'unlocks the discussion' do
+          merge_request.update(discussion_locked: true)
+
+          expect(mutated_merge_request).not_to be_discussion_locked
+        end
+      end
+    end
+  end
+end