Class: Brut::CLI::Apps::Scaffold::Test

Inherits:
Commands::BaseCommand show all
Defined in:
lib/brut/cli/apps/scaffold.rb

Instance Attribute Summary

Attributes inherited from Commands::BaseCommand

#parent_command

Instance Method Summary collapse

Methods inherited from Commands::BaseCommand

#accepts, #argv, #bootstrap?, #commands, #default_command, #default_command_class, #default_rack_env, #env, #env_vars, #execute, #name, #options, #opts, #puts, #stderr, #stdin, #stdout, #system!

Instance Method Details

#args_description ⇒ Object 



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# File 'lib/brut/cli/apps/scaffold.rb', line 15

def args_description = "source_file_paths..."

#description ⇒ Object 



14
 
# File 'lib/brut/cli/apps/scaffold.rb', line 14

def description = "Create the shell of a unit test based on an existing source file"

#run ⇒ Object 



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# File 'lib/brut/cli/apps/scaffold.rb', line 16

def run
  if argv.empty?
    stderr.puts "'test' requires one or more files to scaffold a test for"
    return 1
  end
  files_to_test_files = argv.map { |arg|
    Pathname(arg).expand_path
  }.map { |pathname|
    relative = pathname.relative_path_from(Brut.container.app_src_dir)
    test_file = Brut.container.app_specs_dir / relative.dirname / "#{relative.basename(relative.extname)}.spec.rb"
    [ pathname, test_file ]
  }.to_h

  non_existent_sources  = files_to_test_files.keys.select   { |pathname| !pathname.exist? }
  existent_destinations = files_to_test_files.values.select { |pathname| pathname.exist? }

  if non_existent_sources.any?
    relative_paths = non_existent_sources.map { |pathname| pathname.relative_path_from(Brut.container.project_root) }
    stderr.puts "Not all input files exist:"
    relative_paths.each do |file|
      stderr.puts file
    end
    return 1
  end

  if existent_destinations.any? && !global_options.overwrite?
    relative_paths = existent_destinations.map { |pathname| pathname.relative_path_from(Brut.container.project_root) }
    stderr.puts "Some files to be generated already exist. Set --overwrite to overwrite them:"
    relative_paths.each do |file|
      stderr.puts file
    end
    return 1
  end

  files_to_test_files.each do |source,destination|
    result = Prism.parse_file(source.to_s)
    if !result
      raise "For some reason Prism did not parse #{source}"
    end
    classes = find_classes(result.value).map { |(module_nodes,class_node)|
      (module_nodes.map(&:constant_path).map(&:full_name).map(&:to_s) + [class_node.constant_path.full_name.to_s]).compact.join("::")
    }


    stdout.puts "#{destination} will contain tests for:\n#{classes.join("\n")}\n\n"

    code = ["require \"spec_helper\"\n"] + classes.map { |class_name|
      %{RSpec.describe #{class_name} do
  it "should have tests" do
expect(false).to eq(true)
  end
end}
    }

    if global_options.dry_run?
      stdout.puts code
    else
      FileUtils.mkdir_p destination.dirname
      File.open(destination,"w") do |file|
        file.puts code
      end
    end
  end

  0
end