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# frozen_string_literal: true
RSpec.shared_examples 'CI build trace chunk redis' do |redis_store|
describe '#data' do
subject { data_store.data(model) }
context 'when data exists' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'sample data in redis') }
it 'returns the data' do
is_expected.to eq('sample data in redis')
end
end
context 'when data does not exist' do
let(:model) { create(:ci_build_trace_chunk, store_trait_without_data) }
it 'returns nil' do
is_expected.to be_nil
end
end
end
describe '#set_data' do
subject { data_store.set_data(model, data) }
let(:data) { 'abc123' }
context 'when data exists' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'sample data in redis') }
it 'overwrites data' do
expect(data_store.data(model)).to eq('sample data in redis')
subject
expect(data_store.data(model)).to eq('abc123')
end
end
context 'when data does not exist' do
let(:model) { create(:ci_build_trace_chunk, store_trait_without_data) }
it 'sets new data' do
expect(data_store.data(model)).to be_nil
subject
expect(data_store.data(model)).to eq('abc123')
end
end
end
describe '#append_data' do
context 'when valid offset is used with existing data' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'abcd') }
it 'appends data' do
expect(data_store.data(model)).to eq('abcd')
length = data_store.append_data(model, '12345', 4)
expect(length).to eq 9
expect(data_store.data(model)).to eq('abcd12345')
end
end
context 'when data does not exist yet' do
let(:model) { create(:ci_build_trace_chunk, store_trait_without_data) }
it 'sets new data' do
expect(data_store.data(model)).to be_nil
length = data_store.append_data(model, 'abc', 0)
expect(length).to eq 3
expect(data_store.data(model)).to eq('abc')
end
end
context 'when data needs to be truncated' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: '12345678') }
it 'appends data and truncates stored value' do
expect(data_store.data(model)).to eq('12345678')
length = data_store.append_data(model, 'ab', 4)
expect(length).to eq 6
expect(data_store.data(model)).to eq('1234ab')
end
end
context 'when invalid offset is provided' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'abc') }
it 'raises an exception' do
length = data_store.append_data(model, '12345', 4)
expect(length).to be_negative
end
end
context 'when trace contains multi-byte UTF8 characters' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'aüc') }
it 'appends data' do
length = data_store.append_data(model, '1234', 4)
data_store.data(model).then do |new_data|
expect(new_data.bytesize).to eq 8
expect(new_data).to eq 'aüc1234'
end
expect(length).to eq 8
end
end
context 'when trace contains non-UTF8 characters' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: "a\255c") }
it 'appends data' do
length = data_store.append_data(model, '1234', 3)
data_store.data(model).then do |new_data|
expect(new_data.bytesize).to eq 7
end
expect(length).to eq 7
end
end
end
describe '#delete_data' do
subject { data_store.delete_data(model) }
context 'when data exists' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'sample data in redis') }
it 'deletes data' do
expect(data_store.data(model)).to eq('sample data in redis')
subject
expect(data_store.data(model)).to be_nil
end
end
context 'when data does not exist' do
let(:model) { create(:ci_build_trace_chunk, store_trait_without_data) }
it 'does nothing' do
expect(data_store.data(model)).to be_nil
subject
expect(data_store.data(model)).to be_nil
end
end
end
describe '#size' do
context 'when data exists' do
let(:model) { create(:ci_build_trace_chunk, store_trait_with_data, initial_data: 'üabcd') }
it 'returns data bytesize correctly' do
expect(data_store.size(model)).to eq 6
end
end
context 'when data does not exist' do
let(:model) { create(:ci_build_trace_chunk, store_trait_without_data) }
it 'returns zero' do
expect(data_store.size(model)).to be_zero
end
end
end
describe '#keys' do
subject { data_store.keys(relation) }
let(:build) { create(:ci_build) }
let(:relation) { build.trace_chunks }
before do
create(:ci_build_trace_chunk, store_trait_with_data, chunk_index: 0, build: build)
create(:ci_build_trace_chunk, store_trait_with_data, chunk_index: 1, build: build)
end
it 'returns keys' do
is_expected.to eq([[build.id, 0], [build.id, 1]])
end
end
describe '#delete_keys' do
subject { data_store.delete_keys(keys) }
let(:build) { create(:ci_build) }
let(:relation) { build.trace_chunks }
let(:keys) { data_store.keys(relation) }
before do
create(:ci_build_trace_chunk, store_trait_with_data, chunk_index: 0, build: build)
create(:ci_build_trace_chunk, store_trait_with_data, chunk_index: 1, build: build)
end
it 'deletes multiple data' do
redis_store.with do |redis|
expect(redis.exists?("gitlab:ci:trace:#{build.id}:chunks:0")).to eq(true)
expect(redis.exists?("gitlab:ci:trace:#{build.id}:chunks:1")).to eq(true)
end
subject
redis_store.with do |redis|
expect(redis.exists?("gitlab:ci:trace:#{build.id}:chunks:0")).to eq(false)
expect(redis.exists?("gitlab:ci:trace:#{build.id}:chunks:1")).to eq(false)
end
end
end
end
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