31 lines
858 B
Ruby
31 lines
858 B
Ruby
# frozen_string_literal: true
|
|
|
|
require 'spec_helper'
|
|
|
|
describe Postgresql::ReplicationSlot, :postgresql do
|
|
describe '.lag_too_great?' do
|
|
it 'returns true when replication lag is too great' do
|
|
expect(described_class)
|
|
.to receive(:pluck)
|
|
.and_return([125.megabytes])
|
|
|
|
expect(described_class.lag_too_great?).to eq(true)
|
|
end
|
|
|
|
it 'returns false when more than one replicas is up to date enough' do
|
|
expect(described_class)
|
|
.to receive(:pluck)
|
|
.and_return([125.megabytes, 0.megabytes, 0.megabytes])
|
|
|
|
expect(described_class.lag_too_great?).to eq(false)
|
|
end
|
|
|
|
it 'returns false when replication lag is not too great' do
|
|
expect(described_class)
|
|
.to receive(:pluck)
|
|
.and_return([0.megabytes])
|
|
|
|
expect(described_class.lag_too_great?).to eq(false)
|
|
end
|
|
end
|
|
end
|