1 files changed, 49 insertions, 0 deletions
diff --git a/spec/requests/api/graphql/mutations/user_preferences/update_spec.rb b/spec/requests/api/graphql/mutations/user_preferences/update_spec.rb
new file mode 100644
index 00000000000..e1c7fd9d60d
--- /dev/null
+++ b/spec/requests/api/graphql/mutations/user_preferences/update_spec.rb
@@ -0,0 +1,49 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Mutations::UserPreferences::Update do
+  include GraphqlHelpers
+
+  let_it_be(:current_user) { create(:user) }
+
+  let(:sort_value) { 'TITLE_ASC' }
+
+  let(:input) do
+    {
+      'issuesSort' => sort_value
+    }
+  end
+
+  let(:mutation) { graphql_mutation(:userPreferencesUpdate, input) }
+  let(:mutation_response) { graphql_mutation_response(:userPreferencesUpdate) }
+
+  context 'when user has no existing preference' do
+    it 'creates the user preference record' do
+      post_graphql_mutation(mutation, current_user: current_user)
+
+      expect(response).to have_gitlab_http_status(:success)
+      expect(mutation_response['userPreferences']['issuesSort']).to eq(sort_value)
+
+      expect(current_user.user_preference.persisted?).to eq(true)
+      expect(current_user.user_preference.issues_sort).to eq(Types::IssueSortEnum.values[sort_value].value.to_s)
+    end
+  end
+
+  context 'when user has existing preference' do
+    before do
+      current_user.create_user_preference!(issues_sort: Types::IssueSortEnum.values['TITLE_DESC'].value)
+    end
+
+    it 'updates the existing value' do
+      post_graphql_mutation(mutation, current_user: current_user)
+
+      current_user.user_preference.reload
+
+      expect(response).to have_gitlab_http_status(:success)
+      expect(mutation_response['userPreferences']['issuesSort']).to eq(sort_value)
+
+      expect(current_user.user_preference.issues_sort).to eq(Types::IssueSortEnum.values[sort_value].value.to_s)
+    end
+  end
+end