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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Memory::Reports::JemallocStats do
subject(:jemalloc_stats) { described_class.new }
let(:writer) { StringIO.new }
describe '.run' do
context 'when :report_jemalloc_stats ops FF is enabled' do
it 'dumps jemalloc stats to the given writer' do
expect(Gitlab::Memory::Jemalloc).to receive(:dump_stats).with(writer)
jemalloc_stats.run(writer)
end
end
context 'when :report_jemalloc_stats ops FF is disabled' do
before do
stub_feature_flags(report_jemalloc_stats: false)
end
it 'does not run the report' do
expect(Gitlab::Memory::Jemalloc).not_to receive(:dump_stats)
jemalloc_stats.run(writer)
end
end
end
describe '.active?' do
subject(:active) { jemalloc_stats.active? }
context 'when :report_jemalloc_stats ops FF is enabled' do
it { is_expected.to be true }
end
context 'when :report_jemalloc_stats ops FF is disabled' do
before do
stub_feature_flags(report_jemalloc_stats: false)
end
it { is_expected.to be false }
end
end
end
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