Add label_id parameter to label API for PUT and DELETE

Add specs for new parameter and updated documentation as well.

1 files changed, 33 insertions, 0 deletions

diff --git a/spec/lib/api/helpers/label_helpers_spec.rb b/spec/lib/api/helpers/label_helpers_spec.rb
new file mode 100644
index 00000000000..138e9a22d70
--- /dev/null
+++ b/spec/lib/api/helpers/label_helpers_spec.rb
@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe API::Helpers::LabelHelpers do
+  describe 'create_service_params' do
+    let(:label_helper) do
+      Class.new do
+        include API::Helpers::LabelHelpers
+      end.new
+    end
+
+    context 'when a project is given' do
+      it 'returns the expected params' do
+        project = create(:project)
+        expect(label_helper.create_service_params(project)).to eq({ project: project })
+      end
+    end
+
+    context 'when a group is given' do
+      it 'returns the expected params' do
+        group = create(:group)
+        expect(label_helper.create_service_params(group)).to eq({ group: group })
+      end
+    end
+
+    context 'when something else is given' do
+      it 'raises a type error' do
+        expect { label_helper.create_service_params(Class.new) }.to raise_error(TypeError)
+      end
+    end
+  end
+end