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# frozen_string_literal: true
require 'spec_helper'
describe UsageStatistics do
describe '.distinct_count_by' do
let_it_be(:issue_1) { create(:issue) }
let_it_be(:issue_2) { create(:issue) }
context 'two records created by the same issue' do
let!(:models_created_by_issue) do
create(:zoom_meeting, :added_to_issue, issue: issue_1)
create(:zoom_meeting, :removed_from_issue, issue: issue_1)
end
it 'returns a count of 1' do
expect(::ZoomMeeting.distinct_count_by(:issue_id)).to eq(1)
end
context 'when given no column to count' do
it 'counts by :id and returns a count of 2' do
expect(::ZoomMeeting.distinct_count_by).to eq(2)
end
end
end
context 'one record created by each issue' do
let!(:model_created_by_issue_1) { create(:zoom_meeting, issue: issue_1) }
let!(:model_created_by_issue_2) { create(:zoom_meeting, issue: issue_2) }
it 'returns a count of 2' do
expect(::ZoomMeeting.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 { ::ZoomMeeting.distinct_count_by(:issue_id) }.not_to raise_error
end
it 'returns -1' do
expect(::ZoomMeeting.distinct_count_by(:issue_id)).to eq(-1)
end
end
end
end
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