1 files changed, 36 insertions, 0 deletions
diff --git a/spec/lib/api/entities/merge_request_approvals_spec.rb b/spec/lib/api/entities/merge_request_approvals_spec.rb
new file mode 100644
index 00000000000..cbbb037100a
--- /dev/null
+++ b/spec/lib/api/entities/merge_request_approvals_spec.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe API::Entities::MergeRequestApprovals do
+  let(:user) { create(:user) }
+  let(:merge_request) { create(:merge_request) }
+
+  subject { described_class.new(merge_request, current_user: user).as_json }
+
+  before do
+    merge_request.project.add_developer(user)
+  end
+
+  it 'serializes an approved merge request' do
+    create(:approval, merge_request: merge_request, user: user)
+
+    is_expected.to eq({
+      user_has_approved: true,
+      user_can_approve: false,
+      approved: true,
+      approved_by: [{
+        user: API::Entities::UserBasic.new(user).as_json
+      }]
+    })
+  end
+
+  it 'serializes a merge request that is not approved' do
+    is_expected.to eq({
+      user_has_approved: false,
+      user_can_approve: true,
+      approved: false,
+      approved_by: []
+    })
+  end
+end