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