108 lines
2.7 KiB
Ruby
108 lines
2.7 KiB
Ruby
require 'spec_helper'
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module Producer::Core
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describe CLI do
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include ExitHelpers
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include FixturesHelpers
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let(:recipe_file) { fixture_path_for('recipes/empty.rb') }
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let(:arguments) { [recipe_file] }
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subject(:cli) { CLI.new(arguments) }
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describe '#initialize' do
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it 'assigns $stdout as the default standard output' do
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expect(cli.instance_eval { @stdout }).to be $stdout
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end
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end
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describe '#arguments' do
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it 'returns the assigned arguments' do
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expect(cli.arguments).to eq arguments
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end
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end
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describe '#run!' do
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it 'checks the arguments' do
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expect(cli).to receive(:check_arguments!)
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cli.run!
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end
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it 'evaluates the recipe with the environment' do
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expect(cli.recipe).to receive(:evaluate).with(cli.env)
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cli.run!
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end
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it 'processes the tasks with the worker' do
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allow(cli.recipe).to receive(:tasks) { [:some_task] }
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expect(cli.worker).to receive(:process).with([:some_task])
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cli.run!
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end
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end
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describe '#check_arguments!' do
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context 'when recipe argument is provided' do
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it 'does not raise any error' do
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expect { cli.check_arguments! }.to_not raise_error
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end
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end
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context 'when recipe argument is missing' do
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let(:arguments) { [] }
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let(:stdout) { StringIO.new }
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subject(:cli) { CLI.new(arguments, stdout) }
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it 'exits with a return status of 64' do
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expect { cli.check_arguments! }.to raise_error(SystemExit) { |e|
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expect(e.status).to eq 64
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}
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end
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it 'prints the usage' do
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trap_exit { cli.check_arguments! }
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expect(stdout.string).to match /\AUsage: .+/
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end
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end
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end
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describe '#env' do
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it 'builds an environment with the current recipe' do
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expect(Env).to receive(:new)
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cli.env
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end
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it 'returns the env' do
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env = double('env')
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allow(Env).to receive(:new) { env }
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expect(cli.env).to be env
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end
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end
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describe '#recipe' do
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it 'builds a recipe' do
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expect(Recipe)
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.to receive(:from_file).with(recipe_file)
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cli.recipe
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end
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it 'returns the recipe' do
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recipe = double('recipe')
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allow(Recipe).to receive(:new) { recipe }
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expect(cli.recipe).to be recipe
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end
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end
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describe '#worker' do
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it 'builds a worker' do
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expect(Worker).to receive(:new)
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cli.worker
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end
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it 'returns the worker' do
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worker = double('worker')
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allow(Worker).to receive(:new) { worker }
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expect(cli.worker).to be worker
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end
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end
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end
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end
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