35 lines
		
	
	
		
			820 B
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			35 lines
		
	
	
		
			820 B
		
	
	
	
		
			Ruby
		
	
	
	
| # frozen_string_literal: true
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| 
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| require 'spec_helper'
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| 
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| RSpec.describe Gitlab::Database::PostgresIndexBloatEstimate do
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|   before do
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|     ActiveRecord::Base.connection.execute(<<~SQL)
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|       ANALYZE schema_migrations
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|     SQL
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|   end
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| 
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|   subject { described_class.find(identifier) }
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| 
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|   let(:identifier) { 'public.schema_migrations_pkey' }
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| 
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|   describe '#bloat_size' do
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|     it 'returns the bloat size in bytes' do
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|       # We cannot reach much more about the bloat size estimate here
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|       expect(subject.bloat_size).to be >= 0
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|     end
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|   end
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| 
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|   describe '#bloat_size_bytes' do
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|     it 'is an alias of #bloat_size' do
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|       expect(subject.bloat_size_bytes).to eq(subject.bloat_size)
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|     end
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|   end
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| 
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|   describe '#index' do
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|     it 'belongs to a PostgresIndex' do
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|       expect(subject.index.identifier).to eq(identifier)
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|     end
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|   end
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| end
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