1 files changed, 134 insertions, 0 deletions
diff --git a/spec/requests/api/graphql/mutations/packages/protection/rule/update_spec.rb b/spec/requests/api/graphql/mutations/packages/protection/rule/update_spec.rb
new file mode 100644
index 00000000000..efc919062d6
--- /dev/null
+++ b/spec/requests/api/graphql/mutations/packages/protection/rule/update_spec.rb
@@ -0,0 +1,134 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe 'Updating the packages protection rule', :aggregate_failures, feature_category: :package_registry do
+  include GraphqlHelpers
+
+  let_it_be(:project) { create(:project) }
+  let_it_be_with_reload(:package_protection_rule) do
+    create(:package_protection_rule, project: project, push_protected_up_to_access_level: :developer)
+  end
+
+  let_it_be(:current_user) { create(:user, maintainer_projects: [project]) }
+
+  let(:package_protection_rule_attributes) { build_stubbed(:package_protection_rule, project: project) }
+
+  let(:mutation) do
+    graphql_mutation(:update_packages_protection_rule, input,
+      <<~QUERY
+      packageProtectionRule {
+        packageNamePattern
+        pushProtectedUpToAccessLevel
+      }
+      clientMutationId
+      errors
+      QUERY
+    )
+  end
+
+  let(:input) do
+    {
+      id: package_protection_rule.to_global_id,
+      package_name_pattern: "#{package_protection_rule.package_name_pattern}-updated",
+      push_protected_up_to_access_level: 'MAINTAINER'
+    }
+  end
+
+  let(:mutation_response) { graphql_mutation_response(:update_packages_protection_rule) }
+
+  subject { post_graphql_mutation(mutation, current_user: current_user) }
+
+  shared_examples 'a successful response' do
+    it { subject.tap { expect_graphql_errors_to_be_empty } }
+
+    it 'returns the updated package protection rule' do
+      subject
+
+      expect(mutation_response).to include(
+        'packageProtectionRule' => {
+          'packageNamePattern' => input[:package_name_pattern],
+          'pushProtectedUpToAccessLevel' => input[:push_protected_up_to_access_level]
+        }
+      )
+    end
+
+    it do
+      subject.tap do
+        expect(package_protection_rule.reload).to have_attributes(
+          package_name_pattern: input[:package_name_pattern],
+          push_protected_up_to_access_level: input[:push_protected_up_to_access_level].downcase
+        )
+      end
+    end
+  end
+
+  shared_examples 'an erroneous response' do
+    it { subject.tap { expect(mutation_response).to be_blank } }
+    it { expect { subject }.not_to change { package_protection_rule.reload.updated_at } }
+  end
+
+  it_behaves_like 'a successful response'
+
+  context 'with other existing package protection rule with same package_name_pattern' do
+    let_it_be_with_reload(:other_existing_package_protection_rule) do
+      create(:package_protection_rule, project: project,
+        package_name_pattern: "#{package_protection_rule.package_name_pattern}-other")
+    end
+
+    let(:input) { super().merge(package_name_pattern: other_existing_package_protection_rule.package_name_pattern) }
+
+    it { is_expected.tap { expect_graphql_errors_to_be_empty } }
+
+    it 'returns a blank package protection rule' do
+      is_expected.tap { expect(mutation_response['packageProtectionRule']).to be_blank }
+    end
+
+    it 'includes error message in response' do
+      is_expected.tap { expect(mutation_response['errors']).to eq ['Package name pattern has already been taken'] }
+    end
+  end
+
+  context 'with invalid input param `pushProtectedUpToAccessLevel`' do
+    let(:input) { super().merge(push_protected_up_to_access_level: nil) }
+
+    it_behaves_like 'an erroneous response'
+
+    it { is_expected.tap { expect_graphql_errors_to_include(/pushProtectedUpToAccessLevel can't be blank/) } }
+  end
+
+  context 'with invalid input param `packageNamePattern`' do
+    let(:input) { super().merge(package_name_pattern: '') }
+
+    it_behaves_like 'an erroneous response'
+
+    it { is_expected.tap { expect_graphql_errors_to_include(/packageNamePattern can't be blank/) } }
+  end
+
+  context 'when current_user does not have permission' do
+    let_it_be(:developer) { create(:user).tap { |u| project.add_developer(u) } }
+    let_it_be(:reporter) { create(:user).tap { |u| project.add_reporter(u) } }
+    let_it_be(:guest) { create(:user).tap { |u| project.add_guest(u) } }
+    let_it_be(:anonymous) { create(:user) }
+
+    where(:current_user) do
+      [ref(:developer), ref(:reporter), ref(:guest), ref(:anonymous)]
+    end
+
+    with_them do
+      it { is_expected.tap { expect_graphql_errors_to_include(/you don't have permission to perform this action/) } }
+    end
+  end
+
+  context "when feature flag ':packages_protected_packages' disabled" do
+    before do
+      stub_feature_flags(packages_protected_packages: false)
+    end
+
+    it_behaves_like 'an erroneous response'
+
+    it 'returns error of disabled feature flag' do
+      is_expected.tap { expect_graphql_errors_to_include(/'packages_protected_packages' feature flag is disabled/) }
+    end
+  end
+end