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module RSpec::Core
RSpec.describe Configuration, "--only-failures support" do
let(:config) { Configuration.new }
def simulate_persisted_examples(*examples)
config.example_status_persistence_file_path = "examples.txt"
persister = class_double(ExampleStatusPersister).as_stubbed_const
allow(persister).to receive(:load_from).with("examples.txt").and_return(examples.flatten)
end
describe "#last_run_statuses" do
def last_run_statuses
config.last_run_statuses
end
context "when `example_status_persistence_file_path` is configured" do
before do
simulate_persisted_examples(
{ :example_id => "id_1", :status => "passed" },
{ :example_id => "id_2", :status => "failed" }
)
end
it 'gets the last run statuses from the ExampleStatusPersister' do
expect(last_run_statuses).to eq(
'id_1' => 'passed', 'id_2' => 'failed'
)
end
it 'returns a memoized value' do
expect(last_run_statuses).to be(last_run_statuses)
end
specify 'the hash returns `unknown` for unknown example ids for consistency' do
expect(last_run_statuses["foo"]).to eq(Configuration::UNKNOWN_STATUS)
expect(last_run_statuses["bar"]).to eq(Configuration::UNKNOWN_STATUS)
end
end
context "when `example_status_persistence_file_path` is not configured" do
before do
config.example_status_persistence_file_path = nil
end
it 'returns a memoized value' do
expect(last_run_statuses).to be(last_run_statuses)
end
it 'returns a blank hash without attempting to load the persisted statuses' do
persister = class_double(ExampleStatusPersister).as_stubbed_const
expect(persister).not_to receive(:load_from)
expect(last_run_statuses).to eq({})
end
specify 'the hash returns `unknown` for all ids for consistency' do
expect(last_run_statuses["foo"]).to eq(Configuration::UNKNOWN_STATUS)
expect(last_run_statuses["bar"]).to eq(Configuration::UNKNOWN_STATUS)
end
end
def allows_value_to_change_when_updated
simulate_persisted_examples(
{ :example_id => "id_1", :status => "passed" },
{ :example_id => "id_2", :status => "failed" }
)
config.example_status_persistence_file_path = nil
expect {
yield
}.to change { last_run_statuses }.to('id_1' => 'passed', 'id_2' => 'failed')
end
it 'allows the value to be updated when `example_status_persistence_file_path` is set after first access' do
allows_value_to_change_when_updated do
config.example_status_persistence_file_path = "examples.txt"
end
end
it 'allows the value to be updated when `example_status_persistence_file_path` is forced after first access' do
allows_value_to_change_when_updated do
config.force(:example_status_persistence_file_path => "examples.txt")
end
end
end
describe "#spec_files_with_failures" do
def spec_files_with_failures
config.spec_files_with_failures
end
context "when `example_status_persistence_file_path` is configured" do
it 'returns a memoized array of unique spec files that contain failed exaples' do
simulate_persisted_examples(
{ :example_id => "./spec_1.rb[1:1]", :status => "failed" },
{ :example_id => "./spec_1.rb[1:2]", :status => "failed" },
{ :example_id => "./spec_2.rb[1:2]", :status => "passed" },
{ :example_id => "./spec_3.rb[1:2]", :status => "pending" },
{ :example_id => "./spec_4.rb[1:2]", :status => "unknown" },
{ :example_id => "./spec_5.rb[1:2]", :status => "failed" }
)
expect(spec_files_with_failures).to(
be_an(Array) &
be(spec_files_with_failures) &
contain_exactly("./spec_1.rb", "./spec_5.rb")
)
end
end
context "when `example_status_persistence_file_path` is not configured" do
it "returns a memoized blank array" do
config.example_status_persistence_file_path = nil
expect(spec_files_with_failures).to(
eq([]) & be(spec_files_with_failures)
)
end
end
def allows_value_to_change_when_updated
simulate_persisted_examples({ :example_id => "./spec_1.rb[1:1]", :status => "failed" })
config.example_status_persistence_file_path = nil
expect {
yield
}.to change { spec_files_with_failures }.to(["./spec_1.rb"])
end
it 'allows the value to be updated when `example_status_persistence_file_path` is set after first access' do
allows_value_to_change_when_updated do
config.example_status_persistence_file_path = "examples.txt"
end
end
it 'allows the value to be updated when `example_status_persistence_file_path` is forced after first access' do
allows_value_to_change_when_updated do
config.force(:example_status_persistence_file_path => "examples.txt")
end
end
end
describe "#files_to_run, when `only_failures` is set" do
around do |ex|
handle_current_dir_change do
Dir.chdir("spec/rspec/core", &ex)
end
end
let(:default_path) { "resources" }
let(:files_with_failures) { ["./resources/a_spec.rb"] }
let(:files_loaded_via_default_path) do
configuration = Configuration.new
configuration.default_path = default_path
configuration.files_or_directories_to_run = []
configuration.files_to_run
end
before do
expect(files_loaded_via_default_path).not_to eq(files_with_failures)
config.default_path = default_path
simulate_persisted_examples(files_with_failures.map do |file|
{ :example_id => "#{file}[1:1]", :status => "failed" }
end)
config.force(:only_failures => true)
end
context "and no explicit paths have been set" do
xit 'loads only the files that have failures' do
config.files_or_directories_to_run = []
expect(config.files_to_run).to eq(files_with_failures)
end
it 'loads the default path if there are no files with failures' do
simulate_persisted_examples([])
config.files_or_directories_to_run = []
expect(config.files_to_run).to eq(files_loaded_via_default_path)
end
end
context "and a path has been set" do
it "loads the intersection of files matching the path and files with failures" do
config.files_or_directories_to_run = ["resources"]
expect(config.files_to_run).to eq(files_with_failures)
end
it "loads all files matching the path when there are no intersecting files" do
config.files_or_directories_to_run = ["resources/acceptance"]
expect(config.files_to_run).to contain_files("resources/acceptance/foo_spec.rb")
end
end
end
end
end
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