Implement QuickActions::TargetService

1 files changed, 75 insertions, 0 deletions

diff --git a/spec/services/quick_actions/target_service_spec.rb b/spec/services/quick_actions/target_service_spec.rb
new file mode 100644
index 00000000000..36de5269dea
--- /dev/null
+++ b/spec/services/quick_actions/target_service_spec.rb
@@ -0,0 +1,75 @@
+require 'spec_helper'
+
+describe QuickActions::TargetService do
+  let(:project) { create(:project) }
+  let(:user) { create(:user) }
+  let(:service) { described_class.new(project, user) }
+
+  before do
+    project.add_maintainer(user)
+  end
+
+  describe '#execute' do
+    shared_examples 'no target' do |type_id:|
+      it 'returns nil' do
+        target = service.execute(type, type_id)
+
+        expect(target).to be_nil
+      end
+    end
+
+    shared_examples 'find target' do
+      it 'returns the target' do
+        found_target = service.execute(type, target_id)
+
+        expect(found_target).to eq(target)
+      end
+    end
+
+    shared_examples 'build target' do |type_id:|
+      it 'builds a new target' do
+        target = service.execute(type, type_id)
+
+        expect(target.project).to eq(project)
+        expect(target).to be_new_record
+      end
+    end
+
+    context 'for issue' do
+      let(:target) { create(:issue, project: project) }
+      let(:target_id) { target.iid }
+      let(:type) { 'Issue' }
+
+      it_behaves_like 'find target'
+      it_behaves_like 'build target', type_id: nil
+      it_behaves_like 'build target', type_id: -1
+    end
+
+    context 'for merge request' do
+      let(:target) { create(:merge_request, source_project: project) }
+      let(:target_id) { target.iid }
+      let(:type) { 'MergeRequest' }
+
+      it_behaves_like 'find target'
+      it_behaves_like 'build target', type_id: nil
+      it_behaves_like 'build target', type_id: -1
+    end
+
+    context 'for commit' do
+      let(:project) { create(:project, :repository) }
+      let(:target) { project.commit }
+      let(:target_id) { target.sha }
+      let(:type) { 'Commit' }
+
+      it_behaves_like 'find target'
+      it_behaves_like 'no target', type_id: 'invalid_sha'
+      it_behaves_like 'no target', type_id: nil
+    end
+
+    context 'for unknown type' do
+      let(:type) { 'unknown' }
+
+      it_behaves_like 'no target', type_id: :unused
+    end
+  end
+end