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require 'spec_helper'
describe Ci::BuildTraceChunks::Database do
let(:data_store) { described_class.new }
describe '#available?' do
subject { data_store.available? }
it { is_expected.to be_truthy }
end
describe '#data' do
subject { data_store.data(model) }
context 'when data exists' do
let(:model) { create(:ci_build_trace_chunk, :database_with_data, initial_data: 'sample data in database') }
it 'returns the data' do
is_expected.to eq('sample data in database')
end
end
context 'when data does not exist' do
let(:model) { create(:ci_build_trace_chunk, :database_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, :database_with_data, initial_data: 'sample data in database') }
it 'overwrites data' do
expect(data_store.data(model)).to eq('sample data in database')
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, :database_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 '#delete_data' do
subject { data_store.delete_data(model) }
context 'when data exists' do
let(:model) { create(:ci_build_trace_chunk, :database_with_data, initial_data: 'sample data in database') }
it 'deletes data' do
expect(data_store.data(model)).to eq('sample data in database')
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, :database_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 '#keys' do
subject { data_store.keys(relation) }
let(:build) { create(:ci_build) }
let(:relation) { build.trace_chunks }
before do
create(:ci_build_trace_chunk, :database_with_data, chunk_index: 0, build: build)
create(:ci_build_trace_chunk, :database_with_data, chunk_index: 1, build: build)
end
it 'returns empty array' do
is_expected.to eq([])
end
end
end
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