Sha256: 0f3e0827fe67aaf45783330f09dfeb6eb8937239483e666c301553428c27ee9a
Contents?: true
Size: 1.35 KB
Versions: 12
Compression:
Stored size: 1.35 KB
Contents
# encoding: utf-8
require "yaml"
# Yields block and captures stdout stream.
#
# @example
# capture_stdout { do_something }
#
# @return [String] The captured stream.
def capture_stdout
begin
$stdout = StringIO.new
yield
result = $stdout.string
ensure
$stdout = STDOUT
end
result.to_s
end
# Returns the path to the temporary `spec/sandbox`.
# @return [String] The absolute path.
def sandbox
@sandbox ||= File.expand_path "../../../sandbox", __FILE__
end
# Clears the temporary `spec/sandbox`.
def clear_sandbox
FileUtils.rm_rf sandbox
end
# Re-creates the temporary `spec/sandbox`.
def prepare_sandbox
clear_sandbox
FileUtils.mkdir_p sandbox
end
# Runs code from the temporary `spec/sandbox`.
def try_in_sandbox
FileUtils.cd(sandbox) { capture_stdout { yield } }
end
# Reads file in sandbox and returns file content.
# Returns a blank string when the file is absent.
# @return [String] The content.
def read_in_sandbox(filename)
file = Dir[File.join(sandbox, filename)].first
file ? File.read(file) : ""
end
# Creates settings file in a sandbox
#
# @param [Hash] settings ({})
# The list of settings to be stored in 'sandbox/.metrics.yml'
#
# @return [undefined]
def prepare_settings(settings, file = ".metrics.yml")
try_in_sandbox do
::FileUtils.mkdir_p ::File.dirname(file)
::File.write file, settings.to_yaml
end
end
Version data entries
12 entries across 12 versions & 2 rubygems