require "file2s3/version"
require 'fileutils'
require 'pathname'

class File2s3
  S3_DIRS = %w(30days_of_uploads_to_s3 to_upload_to_s3)

  def initialize(opts)
    @access_key = opts[:access_key]
    @secret_key = opts[:secret_key]
  end

  def create_dirs(scratch_dir)
    scratch_dir = Pathname.new(scratch_dir) unless scratch_dir.class == Pathname
    FileUtils.mkdir_p(scratch_dir) unless scratch_dir.directory?
    S3_DIRS.each do |d|
      dir = scratch_dir + Pathname.new(d)
      unless dir.directory?
        FileUtils.mkdir(dir)
        $stderr.puts "Created S3 Directory: #{dir}"
      end
    end
  end
end

require 'spec_helper'

def capture_stderr
  stderr_orig = $stderr
  $stderr = StringIO.new
  begin
    yield
  ensure
    output = $stderr.string
    $stderr = stderr_orig
  end
  output

end

describe File2s3 do
  before(:each) do
    @f2s3 = File2s3.new(access_key: 'acckey', secret_key: 'seckey')
    @scratch_dir = Dir.mktmpdir('scratch_dir')
  end

  it "should return a list of scratch folder dirs" do
    File2s3::S3_DIRS.should == [ "30days_of_uploads_to_s3",
                                 "to_upload_to_s3" ]
  end

  it "should output the created directories to STDERR" do
    output = capture_stderr do
      @f2s3.create_dirs(@scratch_dir)
      $stderr.read
    end
    output.should == 'some dir name'
  end
end

[file2s3 (master)]$ rspec .
.F

Failures:

  1) File2s3 should output the created directories to STDERR
     Failure/Error: output.should == 'some dir name'
       expected: "some dir name"
            got: "" (using ==)
     # ./spec/file2s3_spec.rb:31:in `block (2 levels) in <top (required)>'

Finished in 1.42 seconds
2 examples, 1 failure

Failed examples:

rspec ./spec/file2s3_spec.rb:26 # File2s3 should output the created directories to STDERR