1 files changed, 79 insertions, 0 deletions
diff --git a/spec/requests/api/graphql/mutations/achievements/delete_spec.rb b/spec/requests/api/graphql/mutations/achievements/delete_spec.rb
new file mode 100644
index 00000000000..276da4f46a8
--- /dev/null
+++ b/spec/requests/api/graphql/mutations/achievements/delete_spec.rb
@@ -0,0 +1,79 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe Mutations::Achievements::Delete, feature_category: :user_profile do
+  include GraphqlHelpers
+
+  let_it_be(:developer) { create(:user) }
+  let_it_be(:maintainer) { create(:user) }
+  let_it_be(:group) { create(:group) }
+
+  let!(:achievement) { create(:achievement, namespace: group) }
+  let(:mutation) { graphql_mutation(:achievements_delete, params) }
+  let(:achievement_id) { achievement&.to_global_id }
+  let(:params) { { achievement_id: achievement_id } }
+
+  subject { post_graphql_mutation(mutation, current_user: current_user) }
+
+  def mutation_response
+    graphql_mutation_response(:achievements_delete)
+  end
+
+  before_all do
+    group.add_developer(developer)
+    group.add_maintainer(maintainer)
+  end
+
+  context 'when the user does not have permission' do
+    let(:current_user) { developer }
+
+    it_behaves_like 'a mutation that returns a top-level access error'
+
+    it 'does not revoke any achievements' do
+      expect { subject }.not_to change { Achievements::Achievement.count }
+    end
+  end
+
+  context 'when the user has permission' do
+    let(:current_user) { maintainer }
+
+    context 'when the params are invalid' do
+      let(:achievement) { nil }
+
+      it 'returns the validation error' do
+        subject
+
+        expect(graphql_errors.to_s).to include('invalid value for achievementId (Expected value to not be null)')
+      end
+    end
+
+    context 'when the achievement_id is invalid' do
+      let(:achievement_id) { "gid://gitlab/Achievements::Achievement/#{non_existing_record_id}" }
+
+      it 'returns the validation error' do
+        subject
+
+        expect(graphql_errors.to_s)
+          .to include("The resource that you are attempting to access does not exist or you don't have permission")
+      end
+    end
+
+    context 'when the feature flag is disabled' do
+      before do
+        stub_feature_flags(achievements: false)
+      end
+
+      it 'returns the relevant error' do
+        subject
+
+        expect(graphql_errors.to_s)
+          .to include("The resource that you are attempting to access does not exist or you don't have permission")
+      end
+    end
+
+    it 'deletes the achievement' do
+      expect { subject }.to change { Achievements::Achievement.count }.by(-1)
+    end
+  end
+end