1 files changed, 47 insertions, 0 deletions
diff --git a/spec/models/zoom_meeting_spec.rb b/spec/models/zoom_meeting_spec.rb
index 3dad957a1ce..d496b968f1e 100644
--- a/spec/models/zoom_meeting_spec.rb
+++ b/spec/models/zoom_meeting_spec.rb
@@ -151,4 +151,51 @@ describe ZoomMeeting do
       it_behaves_like 'can remove meetings'
     end
   end
+
+  describe '.distinct_count_by' do
+    let(:issue_1) { create(:issue) }
+    let(:issue_2) { create(:issue) }
+
+    context 'two meetings for the same issue' do
+      before do
+        create(:zoom_meeting, issue: issue_1)
+        create(:zoom_meeting, :removed_from_issue, issue: issue_1)
+      end
+
+      it 'returns a count of 1' do
+        expect(described_class.distinct_count_by(:issue_id)).to eq(1)
+      end
+
+      context 'when given no colum to count' do
+        it 'counts by :id and returns a count of 2' do
+          expect(described_class.distinct_count_by).to eq(2)
+        end
+      end
+    end
+
+    context 'one meeting for each issue' do
+      it 'returns a count of 2' do
+        create(:zoom_meeting, issue: issue_1)
+        create(:zoom_meeting, issue: issue_2)
+
+        expect(described_class.distinct_count_by(:issue_id)).to eq(2)
+      end
+    end
+
+    context 'the count query times out' do
+      before do
+        allow_next_instance_of(ActiveRecord::Relation) do |instance|
+          allow(instance).to receive(:count).and_raise(ActiveRecord::StatementInvalid.new(''))
+        end
+      end
+
+      it 'does not raise an error' do
+        expect { described_class.distinct_count_by(:issue_id) }.not_to raise_error
+      end
+
+      it 'returns -1' do
+        expect(described_class.distinct_count_by(:issue_id)).to eq(-1)
+      end
+    end
+  end
 end