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|
require "json"
require "pathname"
require "securerandom"
require "stringio"
require "thor"
require "librarian/helpers"
module Librarian
module RSpec
module Support
module CliMacro
class FakeShell < Thor::Shell::Basic
def stdout
@stdout ||= StringIO.new
end
def stderr
@stderr ||= StringIO.new
end
def stdin
raise "unsupported"
end
end
class FileMatcher
attr_accessor :rel_path, :content, :type, :base_path
def initialize(rel_path, content, options = { })
self.rel_path = rel_path
self.content = content
self.type = options[:type]
end
def full_path
@full_path ||= base_path + rel_path
end
def actual_content
@actual_content ||= begin
s = full_path.read
s = JSON.parse(s) if type == :json
s
end
end
def matches?(base_path)
base_path = Pathname(base_path) unless Pathname === base_path
self.base_path = base_path
full_path.file? && (!content || actual_content == content)
end
end
def self.included(base)
base.instance_exec do
let(:project_path) do
project_path = Pathname.pwd.expand_path
project_path = project_path.dirname until project_path.join("Rakefile").exist?
project_path
end
let(:tmp) { project_path.join("tmp/spec/cli") }
let(:pwd) { tmp + SecureRandom.hex(8) }
before { tmp.mkpath }
before { pwd.mkpath }
after { tmp.rmtree }
end
end
def cli!(*args)
@shell = FakeShell.new
@exit_status = Dir.chdir(pwd) do
described_class.with_environment do
described_class.returning_status do
described_class.start args, :shell => @shell
end
end
end
end
def write_file!(path, content)
path = pwd.join(path)
path.dirname.mkpath
path.open("wb"){|f| f.write(content)}
end
def write_json_file!(path, content)
write_file! path, JSON.dump(content)
end
def strip_heredoc(text)
Librarian::Helpers.strip_heredoc(text)
end
def shell
@shell
end
def stdout
shell.stdout.string
end
def stderr
shell.stderr.string
end
def exit_status
@exit_status
end
def have_file(rel_path, content = nil)
FileMatcher.new(rel_path, content)
end
def have_json_file(rel_path, content)
FileMatcher.new(rel_path, content, :type => :json)
end
end
end
end
end
|
