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shared_examples 'default trakcer attributes' do
it { expect(tracker.global_time).to eql 0 }
it { expect(tracker.test_files_with_time).to eql({}) }
end
describe Knapsack::Tracker do
let(:tracker) { described_class.send(:new) }
it_behaves_like 'default trakcer attributes'
describe '#config' do
context 'when passed options' do
let(:generate_report) { 'true' }
let(:opts) do
{
enable_time_offset_warning: false,
fake: true
}
end
it do
with_env 'KNAPSACK_GENERATE_REPORT' => generate_report do
expect(tracker.config(opts)).to eql({
enable_time_offset_warning: false,
time_offset_in_seconds: 30,
generate_report: true,
fake: true
})
end
end
end
context "when didn't pass options" do
let(:generate_report) { nil }
it do
expect(tracker.config).to eql({
enable_time_offset_warning: true,
time_offset_in_seconds: 30,
generate_report: false
})
end
end
end
describe '#test_path' do
subject { tracker.test_path }
context 'when test_path not set' do
it do
expect { subject }.to raise_error("test_path needs to be set by Knapsack Adapter's bind method")
end
end
context 'when test_path set' do
context 'when test_path has prefix ./' do
before { tracker.test_path = './spec/models/user_spec.rb' }
it { should eql 'spec/models/user_spec.rb' }
end
context 'when test_path has not prefix ./' do
before { tracker.test_path = 'spec/models/user_spec.rb' }
it { should eql 'spec/models/user_spec.rb' }
end
end
end
describe '#time_exceeded?' do
subject { tracker.time_exceeded? }
before do
expect(tracker).to receive(:global_time).and_return(global_time)
expect(tracker).to receive(:max_node_time_execution).and_return(max_node_time_execution)
end
context 'when true' do
let(:global_time) { 2 }
let(:max_node_time_execution) { 1 }
it { should be true }
end
context 'when false' do
let(:global_time) { 1 }
let(:max_node_time_execution) { 1 }
it { should be false }
end
end
describe '#max_node_time_execution' do
let(:report_distributor) { instance_double(Knapsack::Distributors::ReportDistributor) }
let(:node_time_execution) { 3.5 }
let(:max_node_time_execution) { node_time_execution + tracker.config[:time_offset_in_seconds] }
subject { tracker.max_node_time_execution }
before do
expect(tracker).to receive(:report_distributor).and_return(report_distributor)
expect(report_distributor).to receive(:node_time_execution).and_return(node_time_execution)
end
it { should eql max_node_time_execution }
end
describe '#exceeded_time' do
let(:global_time) { 5 }
let(:max_node_time_execution) { 2 }
subject { tracker.exceeded_time }
before do
expect(tracker).to receive(:global_time).and_return(global_time)
expect(tracker).to receive(:max_node_time_execution).and_return(max_node_time_execution)
end
it { should eql 3 }
end
describe 'track time execution' do
let(:test_paths) { ['a_spec.rb', 'b_spec.rb'] }
let(:delta) { 0.02 }
context 'without Timecop' do
before do
test_paths.each_with_index do |test_path, index|
tracker.test_path = test_path
tracker.start_timer
sleep index.to_f / 10 + 0.1
tracker.stop_timer
end
end
it { expect(tracker.global_time).to be_within(delta).of(0.3) }
it { expect(tracker.test_files_with_time.keys.size).to eql 2 }
it { expect(tracker.test_files_with_time['a_spec.rb']).to be_within(delta).of(0.1) }
it { expect(tracker.test_files_with_time['b_spec.rb']).to be_within(delta).of(0.2) }
end
context "with Timecop - Timecop shouldn't have impact on measured test time" do
let(:now) { Time.now }
before do
test_paths.each_with_index do |test_path, index|
Timecop.freeze(now) do
tracker.test_path = test_path
tracker.start_timer
end
delay = index + 1
Timecop.freeze(now+delay) do
tracker.stop_timer
end
end
end
it { expect(tracker.global_time).to be > 0 }
it { expect(tracker.global_time).to be_within(delta).of(0) }
it { expect(tracker.test_files_with_time.keys.size).to eql 2 }
it { expect(tracker.test_files_with_time['a_spec.rb']).to be_within(delta).of(0) }
it { expect(tracker.test_files_with_time['b_spec.rb']).to be_within(delta).of(0) }
end
end
describe '#reset!' do
before do
tracker.test_path = 'a_spec.rb'
tracker.start_timer
sleep 0.1
tracker.stop_timer
expect(tracker.global_time).not_to eql 0
tracker.reset!
end
it_behaves_like 'default trakcer attributes'
end
end
|
