Add coverage for AnnualReport::* source child classes (#31849)

spec/lib/annual_report/time_series_spec.rb

@@ -0,0 +1,46 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe AnnualReport::TimeSeries do
+  describe '#generate' do
+    subject { described_class.new(account, Time.zone.now.year) }
+
+    context 'with an inactive account' do
+      let(:account) { Fabricate :account }
+
+      it 'builds a report for an account' do
+        expect(subject.generate)
+          .to include(
+            time_series: match(
+              include(followers: 0, following: 0, month: 1, statuses: 0)
+            )
+          )
+      end
+    end
+
+    context 'with an active account' do
+      let(:account) { Fabricate :account }
+
+      let(:month_one_date) { DateTime.new(Time.zone.now.year, 1, 1, 12, 12, 12) }
+
+      let(:tag) { Fabricate :tag }
+
+      before do
+        _other = Fabricate :status
+        Fabricate :status, account: account, created_at: month_one_date
+        Fabricate :follow, account: account, created_at: month_one_date
+        Fabricate :follow, target_account: account, created_at: month_one_date
+      end
+
+      it 'builds a report for an account' do
+        expect(subject.generate)
+          .to include(
+            time_series: match(
+              include(followers: 1, following: 1, month: 1, statuses: 1)
+            )
+          )
+      end
+    end
+  end
+end