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path: root/spec/lib/gitlab/metrics/system_spec.rb
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require 'spec_helper'

describe Gitlab::Metrics::System do
  if File.exist?('/proc')
    describe '.memory_usage' do
      it "returns the process' memory usage in bytes" do
        expect(described_class.memory_usage).to be > 0
      end
    end

    describe '.file_descriptor_count' do
      it 'returns the amount of open file descriptors' do
        expect(described_class.file_descriptor_count).to be > 0
      end
    end
  else
    describe '.memory_usage' do
      it 'returns 0.0' do
        expect(described_class.memory_usage).to eq(0.0)
      end
    end

    describe '.file_descriptor_count' do
      it 'returns 0' do
        expect(described_class.file_descriptor_count).to eq(0)
      end
    end
  end
end