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require 'spec_helper'
require 'rake_helper'
describe SystemCheck::SimpleExecutor do
class SimpleCheck < SystemCheck::BaseCheck
set_name 'my simple check'
def check?
true
end
end
class OtherCheck < SystemCheck::BaseCheck
set_name 'other check'
def check?
false
end
def show_error
$stdout.puts 'this is an error text'
end
end
class SkipCheck < SystemCheck::BaseCheck
set_name 'skip check'
set_skip_reason 'this is a skip reason'
def skip?
true
end
def check?
raise 'should not execute this'
end
end
class DynamicSkipCheck < SystemCheck::BaseCheck
set_name 'dynamic skip check'
set_skip_reason 'this is a skip reason'
def skip?
self.skip_reason = 'this is a dynamic skip reason'
true
end
def check?
raise 'should not execute this'
end
end
class MultiCheck < SystemCheck::BaseCheck
set_name 'multi check'
def multi_check
$stdout.puts 'this is a multi output check'
end
def check?
raise 'should not execute this'
end
end
class SkipMultiCheck < SystemCheck::BaseCheck
set_name 'skip multi check'
def skip?
true
end
def multi_check
raise 'should not execute this'
end
end
class RepairCheck < SystemCheck::BaseCheck
set_name 'repair check'
def check?
false
end
def repair!
true
end
def show_error
$stdout.puts 'this is an error message'
end
end
class BugousCheck < SystemCheck::BaseCheck
CustomError = Class.new(StandardError)
set_name 'my bugous check'
def check?
raise CustomError, 'omg'
end
end
before do
@rainbow = Rainbow.enabled
Rainbow.enabled = false
end
after do
Rainbow.enabled = @rainbow
end
describe '#component' do
it 'returns stored component name' do
expect(subject.component).to eq('Test')
end
end
describe '#checks' do
before do
subject << SimpleCheck
end
it 'returns a set of classes' do
expect(subject.checks).to include(SimpleCheck)
end
end
describe '#<<' do
before do
subject << SimpleCheck
end
it 'appends a new check to the Set' do
subject << OtherCheck
stored_checks = subject.checks.to_a
expect(stored_checks.first).to eq(SimpleCheck)
expect(stored_checks.last).to eq(OtherCheck)
end
it 'inserts unique itens only' do
subject << SimpleCheck
expect(subject.checks.size).to eq(1)
end
it 'errors out when passing multiple items' do
expect { subject << [SimpleCheck, OtherCheck] }.to raise_error(ArgumentError)
end
end
subject { described_class.new('Test') }
describe '#execute' do
before do
silence_output
subject << SimpleCheck
subject << OtherCheck
end
it 'runs included checks' do
expect(subject).to receive(:run_check).with(SimpleCheck)
expect(subject).to receive(:run_check).with(OtherCheck)
subject.execute
end
end
describe '#run_check' do
it 'prints check name' do
expect(SimpleCheck).to receive(:display_name).and_call_original
expect { subject.run_check(SimpleCheck) }.to output(/my simple check/).to_stdout
end
context 'when check pass' do
it 'prints yes' do
expect_any_instance_of(SimpleCheck).to receive(:check?).and_call_original
expect { subject.run_check(SimpleCheck) }.to output(/ \.\.\. yes/).to_stdout
end
end
context 'when check fails' do
it 'prints no' do
expect_any_instance_of(OtherCheck).to receive(:check?).and_call_original
expect { subject.run_check(OtherCheck) }.to output(/ \.\.\. no/).to_stdout
end
it 'displays error message from #show_error' do
expect_any_instance_of(OtherCheck).to receive(:show_error).and_call_original
expect { subject.run_check(OtherCheck) }.to output(/this is an error text/).to_stdout
end
context 'when check implements #repair!' do
it 'executes #repair!' do
expect_any_instance_of(RepairCheck).to receive(:repair!)
subject.run_check(RepairCheck)
end
context 'when repair succeeds' do
it 'does not execute #show_error' do
expect_any_instance_of(RepairCheck).to receive(:repair!).and_call_original
expect_any_instance_of(RepairCheck).not_to receive(:show_error)
subject.run_check(RepairCheck)
end
end
context 'when repair fails' do
it 'does not execute #show_error' do
expect_any_instance_of(RepairCheck).to receive(:repair!) { false }
expect_any_instance_of(RepairCheck).to receive(:show_error)
subject.run_check(RepairCheck)
end
end
end
end
context 'when check implements skip?' do
it 'executes #skip? method' do
expect_any_instance_of(SkipCheck).to receive(:skip?).and_call_original
subject.run_check(SkipCheck)
end
it 'displays .skip_reason' do
expect { subject.run_check(SkipCheck) }.to output(/this is a skip reason/).to_stdout
end
it 'displays #skip_reason' do
expect { subject.run_check(DynamicSkipCheck) }.to output(/this is a dynamic skip reason/).to_stdout
end
it 'does not execute #check when #skip? is true' do
expect_any_instance_of(SkipCheck).not_to receive(:check?)
subject.run_check(SkipCheck)
end
end
context 'when implements a #multi_check' do
it 'executes #multi_check method' do
expect_any_instance_of(MultiCheck).to receive(:multi_check)
subject.run_check(MultiCheck)
end
it 'does not execute #check method' do
expect_any_instance_of(MultiCheck).not_to receive(:check)
subject.run_check(MultiCheck)
end
context 'when check implements #skip?' do
it 'executes #skip? method' do
expect_any_instance_of(SkipMultiCheck).to receive(:skip?).and_call_original
subject.run_check(SkipMultiCheck)
end
end
end
context 'when there is an exception' do
it 'rescues the exception' do
expect { subject.run_check(BugousCheck) }.not_to raise_exception
end
end
end
end