free_mutant/spec/unit/mutant/runner_spec.rb
2014-12-22 18:05:30 +00:00

86 lines
2.6 KiB
Ruby

RSpec.describe Mutant::Runner do
# setup_shared_context
class FakeEnv
def self.kill
end
def self.mutations
[]
end
end
describe '.call' do
let(:integration) { double('Integration') }
let(:reporter) { double('Reporter', delay: delay) }
let(:driver) { double('Driver') }
let(:delay) { double('Delay') }
let(:env) { FakeEnv }
let(:env_result) { double('Env Result') }
let(:actor_env) { double('Actor ENV') }
let(:config) do
double(
'Config',
integration: integration,
reporter: reporter,
actor_env: actor_env,
jobs: 1
)
end
before do
allow(FakeEnv).to receive(:config).and_return(config)
allow(FakeEnv).to receive(:actor_env).and_return(actor_env)
end
let(:parallel_config) do
Mutant::Parallel::Config.new(
jobs: 1,
env: actor_env,
source: Mutant::Parallel::Source::Array.new(env.mutations),
sink: Mutant::Runner::Sink::Mutation.new(env),
processor: env.method(:kill)
)
end
before do
expect(reporter).to receive(:start).with(env).ordered
expect(integration).to receive(:setup).ordered
expect(Mutant::Parallel).to receive(:async).with(parallel_config).and_return(driver).ordered
end
subject { described_class.call(env) }
context 'when runner finishes immediately' do
let(:status) { double('Status', done: true, payload: env_result) }
before do
expect(driver).to receive(:status).and_return(status)
expect(reporter).to receive(:progress).with(status).ordered
expect(driver).to receive(:stop).ordered
expect(reporter).to receive(:report).with(env_result).ordered
end
end
context 'when report iterations are done' do
let(:status_a) { double('Status A', done: false) }
let(:status_b) { double('Status B', done: true, payload: env_result) }
before do
expect(driver).to receive(:status).and_return(status_a).ordered
expect(reporter).to receive(:progress).with(status_a).ordered
expect(Kernel).to receive(:sleep).with(reporter.delay).ordered
expect(driver).to receive(:status).and_return(status_b).ordered
expect(reporter).to receive(:progress).with(status_b).ordered
expect(driver).to receive(:stop).ordered
expect(reporter).to receive(:report).with(env_result).ordered
end
it 'returns env result' do
should be(env_result)
end
end
end
end