Class: ChefRelevantTests::Cli

Inherits:
Object
  • Object
show all
Defined in:
lib/chef-relevant-tests/cli.rb

Class Method Summary collapse

Class Method Details

.parse_args!(argv) ⇒ Object 



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# File 'lib/chef-relevant-tests/cli.rb', line 7

def parse_args!(argv)
  parser = OptionParser.new do |opts|
    opts.banner = <<-BANNER.strip
Usage: chef-relevant-tests [revision] [expander]
Available Expanders: #{EXPANDER_REGISTRY.keys.join ','}
BANNER
  end

  parser.parse!(argv)

  unless set_revision(ARGV.shift)
    puts "Error: Unknown revision.\n\n#{parser.help}"
    exit(1)
  end

  unless set_expander(ARGV.shift)
    puts "Error: Unknown expander.\n\n#{parser.help}"
    exit(1)
  end
end

.run ⇒ Object 



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# File 'lib/chef-relevant-tests/cli.rb', line 40

def run
  changed_cookbooks = find_cookbook_diffs(@@revision)

  EXPANDER_REGISTRY[@@expander]
    .new(@@revision, changed_cookbooks)
    .expand
end

.set_expander(exp) ⇒ Object 



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# File 'lib/chef-relevant-tests/cli.rb', line 34

def set_expander(exp)
  return if !exp || exp.empty?

  @@expander = exp
end

.set_revision(rev) ⇒ Object 



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# File 'lib/chef-relevant-tests/cli.rb', line 28

def set_revision(rev)
  return unless system('git rev-parse #{rev} >/dev/null 2>&1')

  @@revision = rev
end