1 files changed, 34 insertions, 0 deletions
diff --git a/spec/support/shared_examples/lib/gitlab/alert_management/payload.rb b/spec/support/shared_examples/lib/gitlab/alert_management/payload.rb
new file mode 100644
index 00000000000..54b021e8371
--- /dev/null
+++ b/spec/support/shared_examples/lib/gitlab/alert_management/payload.rb
@@ -0,0 +1,34 @@
+# frozen_string_literal: true
+
+RSpec.shared_examples 'parsable alert payload field with fallback' do |fallback, *paths|
+  context 'without payload' do
+    it { is_expected.to eq(fallback) }
+  end
+
+  paths.each do |path|
+    context "with #{path}" do
+      let(:value) { 'some value' }
+
+      before do
+        section, name = path.split('/')
+        raw_payload[section] = name ? { name => value } : value
+      end
+
+      it { is_expected.to eq(value) }
+    end
+  end
+end
+
+RSpec.shared_examples 'parsable alert payload field' do |*paths|
+  it_behaves_like 'parsable alert payload field with fallback', nil, *paths
+end
+
+RSpec.shared_examples 'subclass has expected api' do
+  it 'defines all public methods in the base class' do
+    default_methods = Gitlab::AlertManagement::Payload::Base.public_instance_methods
+    subclass_methods = described_class.public_instance_methods
+    missing_methods = subclass_methods - default_methods
+
+    expect(missing_methods).to be_empty
+  end
+end