54 lines
1.4 KiB
Ruby
54 lines
1.4 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::ShardHealthCache, :clean_gitlab_redis_cache do
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let(:shards) { %w(foo bar) }
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before do
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described_class.update(shards) # rubocop:disable Rails/SaveBang
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end
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describe '.clear' do
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it 'leaves no shards around' do
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described_class.clear
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expect(described_class.healthy_shard_count).to eq(0)
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end
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end
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describe '.update' do
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it 'returns the healthy shards' do
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expect(described_class.cached_healthy_shards).to match_array(shards)
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end
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it 'replaces the existing set' do
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new_set = %w(test me more)
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described_class.update(new_set) # rubocop:disable Rails/SaveBang
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expect(described_class.cached_healthy_shards).to match_array(new_set)
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end
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end
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describe '.healthy_shard_count' do
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it 'returns the healthy shard count' do
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expect(described_class.healthy_shard_count).to eq(2)
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end
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it 'returns 0 if no shards are available' do
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described_class.update([]) # rubocop:disable Rails/SaveBang
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expect(described_class.healthy_shard_count).to eq(0)
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end
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end
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describe '.healthy_shard?' do
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it 'returns true for a healthy shard' do
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expect(described_class.healthy_shard?('foo')).to be_truthy
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end
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it 'returns false for an unknown shard' do
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expect(described_class.healthy_shard?('unknown')).to be_falsey
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end
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end
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end
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