76 lines
2 KiB
Ruby
76 lines
2 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::AlertManagement::Fingerprint do
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using RSpec::Parameterized::TableSyntax
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let_it_be(:alert) { create(:alert_management_alert) }
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describe '.generate' do
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subject { described_class.generate(data) }
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context 'when data is an array' do
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let(:data) { [1, 'fingerprint', 'given'] }
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it 'returns the hashed fingerprint' do
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expected_fingerprint = Digest::SHA1.hexdigest(data.flatten.map!(&:to_s).join)
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expect(subject).to eq(expected_fingerprint)
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end
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context 'with a variety of data' do
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where(:data) do
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[
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111,
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'fingerprint',
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:fingerprint,
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true
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]
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end
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with_them do
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it 'performs like a hashed fingerprint' do
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expect(subject).to eq(Digest::SHA1.hexdigest(data.to_s))
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end
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end
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end
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end
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context 'when data is a hash' do
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let(:data) { { test: true } }
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shared_examples 'fingerprinted Hash' do
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it 'performs like a hashed fingerprint' do
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flattened_hash = Gitlab::Utils::SafeInlineHash.merge_keys!(data).sort.to_s
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expect(subject).to eq(Digest::SHA1.hexdigest(flattened_hash))
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end
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end
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it_behaves_like 'fingerprinted Hash'
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context 'hashes with different order' do
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it 'calculates the same result' do
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data = { test: true, another_test: 1 }
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data_hash = described_class.generate(data)
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reverse_data = { another_test: 1, test: true }
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reverse_data_hash = described_class.generate(reverse_data)
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expect(data_hash).to eq(reverse_data_hash)
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end
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end
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context 'hash is too large' do
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before do
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expect_next_instance_of(Gitlab::Utils::SafeInlineHash) do |obj|
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expect(obj).to receive(:valid?).and_return(false)
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end
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end
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it 'raises an error' do
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expect { subject }.to raise_error(ArgumentError)
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end
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end
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end
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end
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end
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