gistfile1.rb

require 'rspec'
require 'fileutils'
require 'find'

class OggFileMover
  def find_ogg_dirs(path)
    dirs = Array.new
    Find.find(path) do |p|
      dirs << File.dirname(p) if p =~ /.*ogg$/
    end
    dirs
  end
end

# Test data:
  
# % tree                      
# .
# ├── ogg-mover.rb
# └── testdata
#     └── oggs
#         ├── arnold
#         │   └── track1.ogg
#         ├── bach
#         │   └── track1.ogg
#         ├── chopin
#         │   └── track1.ogg
#         ├── debussy
#         │   └── track1.ogg
#         └── elgar
#             └── track1.ogg


describe "Ogg file mover" do

  it "should list all directories containing ogg files" do
    mover = OggFileMover.new
    dirs = mover.find_ogg_dirs('testdata/oggs')
    dirs.should == ["arnold", "bach", "chopin", "debussy", "elgar"]
    FileUtils.mkdir 'testdata/oggs/faure'
    FileUtils.touch('testdata/oggs/faure/track1.ogg')
    dirs.should == ["arnold", "bach", 'chopin', 'debussy', 'elgar', 'faure']
    FileUtils.rm_f('testdata/oggs/faure')
  end
    
end

% rspec ogg-mover.rb
F

Failures:

1. Ogg file mover should list all directories containing ogg files
   Failure/Error: dirs.should == ["arnold", "bach", "chopin", "debussy", "elgar"]
   expected: ["arnold", "bach", "chopin", "debussy", "elgar"],
   got: ["testdata/oggs/arnold", "testdata/oggs/bach", "testdata/oggs/chopin", "testdata/oggs/debussy", "testdata/oggs/elgar"](using ==)
   Diff:
   @@ -1,2 +1,6 @@
   -["arnold", "bach", "chopin", "debussy", "elgar"]
   +["testdata/oggs/arnold",
   • "testdata/oggs/bach",
   • "testdata/oggs/chopin",
   • "testdata/oggs/debussy",
   • "testdata/oggs/elgar"]

   ./ogg-mover.rb:20:in `block (2 levels) in <top (required)>'

Finished in 0.04036 seconds
1 example, 1 failure