1 files changed, 67 insertions, 0 deletions
diff --git a/spec/serializers/build_details_entity_spec.rb b/spec/serializers/build_details_entity_spec.rb
new file mode 100644
index 00000000000..b92c1c28ba8
--- /dev/null
+++ b/spec/serializers/build_details_entity_spec.rb
@@ -0,0 +1,67 @@
+require 'spec_helper'
+
+describe BuildDetailsEntity do
+  set(:user) { create(:admin) }
+
+  it 'inherits from JobEntity' do
+    expect(described_class).to be < JobEntity
+  end
+
+  describe '#as_json' do
+    let(:project) { create(:project, :repository) }
+    let!(:build) { create(:ci_build, :failed, project: project) }
+    let(:request) { double('request') }
+    let(:entity) { described_class.new(build, request: request, current_user: user, project: project) }
+    subject { entity.as_json }
+
+    before do
+      allow(request).to receive(:current_user).and_return(user)
+    end
+
+    context 'when the user has access to issues and merge requests' do
+      let!(:merge_request) do
+        create(:merge_request, source_project: project, source_branch: build.ref)
+      end
+
+      before do
+        allow(build).to receive(:merge_request).and_return(merge_request)
+      end
+
+      it 'contains the needed key value pairs' do
+        expect(subject).to include(:coverage, :erased_at, :duration)
+        expect(subject).to include(:runner, :pipeline)
+        expect(subject).to include(:raw_path, :merge_request)
+        expect(subject).to include(:new_issue_path)
+      end
+
+      it 'exposes details of the merge request' do
+        expect(subject[:merge_request]).to include(:iid, :path)
+      end
+
+      context 'when the build has been erased' do
+        let!(:build) { create(:ci_build, :erasable, project: project) }
+
+        it 'exposes the user whom erased the build' do
+          expect(subject).to include(:erase_path)
+        end
+      end
+
+      context 'when the build has been erased' do
+        let!(:build) { create(:ci_build, erased_at: Time.now, project: project, erased_by: user) }
+
+        it 'exposes the user whom erased the build' do
+          expect(subject).to include(:erased_by)
+        end
+      end
+    end
+
+    context 'when the user can only read the build' do
+      let(:user) { create(:user) }
+
+      it "won't display the paths to issues and merge requests" do
+        expect(subject['new_issue_path']).to be_nil
+        expect(subject['merge_request_path']).to be_nil
+      end
+    end
+  end
+end