Expand coverage for admin/metrics/dimension/* classes (#29913)

spec/lib/admin/metrics/dimension/software_versions_dimension_spec.rb

@@ -3,7 +3,7 @@
 require 'rails_helper'
 
 describe Admin::Metrics::Dimension::SoftwareVersionsDimension do
-  subject(:dimension) { described_class.new(start_at, end_at, limit, params) }
+  subject { described_class.new(start_at, end_at, limit, params) }
 
   let(:start_at) { 2.days.ago }
   let(:end_at) { Time.now.utc }
@@ -11,8 +11,12 @@ describe Admin::Metrics::Dimension::SoftwareVersionsDimension do
   let(:params) { ActionController::Parameters.new }
 
   describe '#data' do
-    it 'runs data query without error' do
-      expect { dimension.data }.to_not raise_error
+    it 'reports on the running software' do
+      expect(subject.data.map(&:symbolize_keys))
+        .to include(
+          include(key: 'mastodon', value: Mastodon::Version.to_s),
+          include(key: 'ruby', value: include(RUBY_VERSION))
+        )
     end
   end
 end