/
order_spec.rb
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/
order_spec.rb
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require 'spec_helper'
describe 'command line', :ui do
let(:stderr) { StringIO.new }
let(:stdout) { current_sandboxed_output_stream }
before :all do
write_file 'spec/simple_spec.rb', """
describe 'group 1' do
specify('group 1 example 1') {}
specify('group 1 example 2') {}
specify('group 1 example 3') {}
describe 'group 1-1' do
specify('group 1-1 example 1') {}
specify('group 1-1 example 2') {}
specify('group 1-1 example 3') {}
end
end
"""
write_file 'spec/simple_spec2.rb', """
describe 'group 2' do
specify('group 2 example 1') {}
specify('group 2 example 2') {}
specify('group 2 example 3') {}
describe 'group 2-1' do
specify('group 2-1 example 1') {}
specify('group 2-1 example 2') {}
specify('group 2-1 example 3') {}
end
end
"""
write_file 'spec/order_spec.rb', """
describe 'group 1' do
specify('group 1 example 1') {}
specify('group 1 example 2') {}
specify('group 1 example 3') {}
specify('group 1 example 4') {}
specify('group 1 example 5') {}
specify('group 1 example 6') {}
specify('group 1 example 5') {}
specify('group 1 example 7') {}
specify('group 1 example 8') {}
specify('group 1 example 9') {}
specify('group 1 example 10') {}
describe 'group 1-1' do
specify('group 1-1 example 1') {}
specify('group 1-1 example 2') {}
specify('group 1-1 example 3') {}
specify('group 1-1 example 4') {}
specify('group 1-1 example 5') {}
specify('group 1-1 example 6') {}
specify('group 1-1 example 7') {}
specify('group 1-1 example 8') {}
specify('group 1-1 example 9') {}
specify('group 1-1 example 10') {}
end
describe('group 1-2') { specify('example') {} }
describe('group 1-3') { specify('example') {} }
describe('group 1-4') { specify('example') {} }
describe('group 1-5') { specify('example') {} }
describe('group 1-6') { specify('example') {} }
describe('group 1-7') { specify('example') {} }
describe('group 1-8') { specify('example') {} }
describe('group 1-9') { specify('example') {} }
describe('group 1-10') { specify('example') {} }
end
describe('group 2') { specify('example') {} }
describe('group 3') { specify('example') {} }
describe('group 4') { specify('example') {} }
describe('group 5') { specify('example') {} }
describe('group 6') { specify('example') {} }
describe('group 7') { specify('example') {} }
describe('group 8') { specify('example') {} }
describe('group 9') { specify('example') {} }
describe('group 10') { specify('example') {} }
"""
end
describe '--order rand' do
it 'runs the examples and groups in a different order each time' do
run_command 'tmp/aruba/spec/order_spec.rb --order rand -f doc'
RSpec.configuration.seed = srand && srand # reset seed in same process
run_command 'tmp/aruba/spec/order_spec.rb --order rand -f doc'
expect(stdout.string).to match(/Randomized with seed \d+/)
top_level_groups {|first_run, second_run| expect(first_run).to_not eq(second_run)}
nested_groups {|first_run, second_run| expect(first_run).to_not eq(second_run)}
examples('group 1') {|first_run, second_run| expect(first_run).to_not eq(second_run)}
examples('group 1-1') {|first_run, second_run| expect(first_run).to_not eq(second_run)}
end
end
describe '--order rand:SEED' do
it 'runs the examples and groups in the same order each time' do
2.times { run_command 'tmp/aruba/spec/order_spec.rb --order rand:123 -f doc' }
expect(stdout.string).to match(/Randomized with seed 123/)
top_level_groups {|first_run, second_run| expect(first_run).to eq(second_run)}
nested_groups {|first_run, second_run| expect(first_run).to eq(second_run)}
examples('group 1') {|first_run, second_run| expect(first_run).to eq(second_run)}
examples('group 1-1') {|first_run, second_run| expect(first_run).to eq(second_run)}
end
end
describe '--seed SEED' do
it "forces '--order rand' and runs the examples and groups in the same order each time" do
2.times { run_command 'tmp/aruba/spec/order_spec.rb --seed 123 -f doc' }
expect(stdout.string).to match(/Randomized with seed 123/)
top_level_groups {|first_run, second_run| expect(first_run).to eq(second_run)}
nested_groups {|first_run, second_run| expect(first_run).to eq(second_run)}
examples('group 1') {|first_run, second_run| expect(first_run).to eq(second_run)}
examples('group 1-1') {|first_run, second_run| expect(first_run).to eq(second_run)}
end
it "runs examples in the same order, regardless of the order in which files are given" do
run_command 'tmp/aruba/spec/simple_spec.rb tmp/aruba/spec/simple_spec2.rb --seed 1337 -f doc'
run_command 'tmp/aruba/spec/simple_spec2.rb tmp/aruba/spec/simple_spec.rb --seed 1337 -f doc'
top_level_groups {|first_run, second_run| expect(first_run).to eq(second_run)}
nested_groups {|first_run, second_run| expect(first_run).to eq(second_run)}
end
end
describe '--order default on CLI with --order rand in .rspec' do
it "overrides --order rand with --order default" do
write_file '.rspec', '--order rand'
run_command 'tmp/aruba/spec/order_spec.rb --order default -f doc'
expect(stdout.string).not_to match(/Randomized/)
expect(stdout.string).to match(
/group 1.*group 1 example 1.*group 1 example 2.*group 1-1.*group 1-2.*group 2.*/m
)
end
end
context 'when a custom order is configured' do
before do
write_file 'spec/custom_order_spec.rb', """
RSpec.configure do |config|
config.order_groups_and_examples do |list|
list.sort_by { |item| item.description }
end
end
describe 'group B' do
specify('group B example D') {}
specify('group B example B') {}
specify('group B example A') {}
specify('group B example C') {}
end
describe 'group A' do
specify('group A example 1') {}
end
"""
end
it 'orders the groups and examples by the provided strategy' do
run_command 'tmp/aruba/spec/custom_order_spec.rb -f doc'
top_level_groups { |groups| expect(groups.flatten).to eq(['group A', 'group B']) }
examples('group B') do |examples|
letters = examples.flatten.map { |e| e[/(.)\z/, 1] }
expect(letters).to eq(['A', 'B', 'C', 'D'])
end
end
end
def examples(group)
yield split_in_half(stdout.string.scan(/^\s+#{group} example.*$/))
end
def top_level_groups
yield example_groups_at_level(0)
end
def nested_groups
yield example_groups_at_level(2)
end
def example_groups_at_level(level)
split_in_half(stdout.string.scan(/^\s{#{level*2}}group.*$/))
end
def split_in_half(array)
length, midpoint = array.length, array.length / 2
return array.slice(0, midpoint), array.slice(midpoint, length)
end
def run_command(cmd)
RSpec::Core::Runner.run(cmd.split, stderr, stdout)
end
end