1 files changed, 33 insertions, 1 deletions
diff --git a/spec/models/users/namespace_commit_email_spec.rb b/spec/models/users/namespace_commit_email_spec.rb
index 696dac25f9b..23fed85ab3e 100644
--- a/spec/models/users/namespace_commit_email_spec.rb
+++ b/spec/models/users/namespace_commit_email_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe Users::NamespaceCommitEmail, type: :model do
+RSpec.describe Users::NamespaceCommitEmail, type: :model, feature_category: :source_code_management do
   subject { build(:namespace_commit_email) }
 
   describe 'associations' do
@@ -15,7 +15,39 @@ RSpec.describe Users::NamespaceCommitEmail, type: :model do
     it { is_expected.to validate_presence_of(:user) }
     it { is_expected.to validate_presence_of(:namespace) }
     it { is_expected.to validate_presence_of(:email) }
+
+    it { is_expected.to validate_uniqueness_of(:user).scoped_to(:namespace_id) }
+
+    describe 'validate_root_group' do
+      let_it_be(:root_group) { create(:group) }
+
+      context 'when root group' do
+        subject { build(:namespace_commit_email, namespace: root_group) }
+
+        it { is_expected.to be_valid }
+      end
+
+      context 'when subgroup' do
+        subject { build(:namespace_commit_email, namespace: create(:group, parent: root_group)) }
+
+        it 'is invalid and reports the relevant error' do
+          expect(subject).to be_invalid
+          expect(subject.errors[:namespace]).to include('must be a root group.')
+        end
+      end
+    end
   end
 
   it { is_expected.to be_valid }
+
+  describe '.delete_for_namespace' do
+    let_it_be(:group) { create(:group) }
+
+    it 'deletes all records for namespace' do
+      create_list(:namespace_commit_email, 3, namespace: group)
+      create(:namespace_commit_email)
+
+      expect { described_class.delete_for_namespace(group) }.to change { described_class.count }.by(-3)
+    end
+  end
 end