1 files changed, 32 insertions, 0 deletions
diff --git a/spec/requests/api/graphql/mutations/merge_requests/update_spec.rb b/spec/requests/api/graphql/mutations/merge_requests/update_spec.rb
new file mode 100644
index 00000000000..48db23569b6
--- /dev/null
+++ b/spec/requests/api/graphql/mutations/merge_requests/update_spec.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'Update of an existing merge request', feature_category: :code_review_workflow do
+  include GraphqlHelpers
+
+  let_it_be(:current_user) { create(:user) }
+  let_it_be(:project) { create(:project, :public) }
+  let_it_be_with_reload(:merge_request) { create(:merge_request, source_project: project) }
+
+  let(:input) { { 'iid' => merge_request.iid.to_s } }
+  let(:extra_params) { { project_path: project.full_path } }
+  let(:input_params) { input.merge(extra_params) }
+  let(:mutation) { graphql_mutation(:merge_request_update, input_params, nil, ['productAnalyticsState']) }
+  let(:mutation_response) { graphql_mutation_response(:merge_request_update) }
+
+  context 'when the user is not allowed to update the merge request' do
+    it_behaves_like 'a mutation that returns a top-level access error'
+  end
+
+  context 'when the user has permissions to update the merge request' do
+    before_all do
+      project.add_developer(current_user)
+    end
+
+    it_behaves_like 'updating time estimate' do
+      let(:resource) { merge_request }
+      let(:mutation_name) { 'mergeRequestUpdate' }
+    end
+  end
+end