myronmarston's Gists

myronmarston / bundle-standalone-repro.sh

Created 2014-01-31

Repro script for bundle install --standalone failure

      
            #!/bin/bash
 
set -ex
 
mkdir -p /tmp/repro-bundle-standalone-failure
cd /tmp/repro-bundle-standalone-failure
 
bundle env
# Bundler 1.5.2
# Ruby 1.9.3 (2013-06-27 patchlevel 448) [x86_64-darwin12.4.0]

myronmarston / queues.rb

Last active 2014-01-21 — forked from dlecocq/queues.rb

View queues.rb

      
            ➜  8549841 git:(master) ✗ ruby queues.rb
Popping before put
  popped job:
  popped job:
  popped job:
  popped job:
  popped job:
  popped job:
  popped job:
  popped job:

myronmarston / in_sub_process.rb

Created 2014-01-15

in_sub_process for test isolation

View in_sub_process.rb

      
            module InSubProcess
  if Process.respond_to?(:fork) && !(RUBY_PLATFORM == 'java' && RUBY_VERSION == '1.8.7')
    # Useful as a way to isolate a global change to a subprocess.
    def in_sub_process
      readme, writeme = IO.pipe
 
      pid = Process.fork do
        exception = nil
        begin
          yield

myronmarston / message_specific_error_classifier.rb

Created 2014-01-01

message_specific_error_classifier.rb

View message_specific_error_classifier.rb

      
            # Generates a module that can be used in a rescue clause
# in order to rescue errors that match a specific class
# and message. This is useful when there is a generic
# error like `Sequel::Mysql2Error` that we want to only rescue
# some instances of based on the message.
module MessageSpecificErrorClassifier
  def self.new(root_error, fragment)
    Module.new do
      define_singleton_method(:fragment) { fragment }
      define_singleton_method(:root_error) { root_error }

myronmarston / foo.rb

Last active 2013-11-23

There are some pretty bizarre things you can do with `method_missing` and public/private. But don't.

View foo.rb

      
            class Foo
  def call_private_bar
    bar
  end
 
private
 
  def bar
    :private_bar
  end

myronmarston / Rakefile

Created 2013-11-15

In reply to: https://twitter.com/avdi/status/401429567250108416 Curious: how do you deal with app Rakefiles that you use in production but without the testing gems being available in prod? Gists welcome.

View Rakefile

      
            begin
  require 'rspec/core/rake_task'
  rspec_loaded = true
rescue LoadError
  rspec_loaded = false
  puts "\nThe spec tasks were not defined since rspec could not be loaded.\n\n"
end
 
if rspec_loaded
  # define the tasks that depend on RSpec

myronmarston / gc_signal.rb

Created 2013-10-17

GC signal for Qless

View gc_signal.rb

      
                      trap('USR1') do
            before_status = File.read("/proc/#{Process.pid}/status")
            before_time = Time.now
            GC.start
            after_time = Time.now
            duration_in_ms = ((after_time - before_time) * 1000).to_i
            after_status = File.read("/proc/#{Process.pid}/status")
 
            log(:error, "Ran GC. Took #{duration_in_ms} ms. Before proc status: #{before_status}. After proc status: #{after_status}")
          end

myronmarston / ruby-1.8.7-build.log

Created 2013-09-25

Output when trying `ruby-install ruby 1.8`

View ruby-1.8.7-build.log

      
            ➜  ~  ruby-install ruby 1.8
>>> Installing ruby 1.8.7-p374 into /Users/myron/.rubies/ruby-1.8.7-p374 ...
>>> Installing dependencies for ruby 1.8.7-p374 ...
Warning: openssl-1.0.1e already installed
Warning: readline-6.2.4 already installed
Warning: libyaml-0.1.4 already installed
Warning: gdbm-1.10 already installed
Warning: libffi-3.0.13 already installed
>>> Downloading http://ftp.ruby-lang.org/pub/ruby/1.8/ruby-1.8.7-p374.tar.bz2 into /Users/myron/src ...
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current

myronmarston / why_double.md

Last active 2013-12-07

In reply to https://twitter.com/esad/status/379420172966428672

View why_double.md

TL; DR: "mock" and "stub" were the common terminology when RSpec's API was first created but we've realized that using them to create fake objects causes confusion and that double is a much better term.

I wasn't around when RSpec's original APIs were created, so this is a bit of guess work, but here's my understanding.

When RSpec's mocking API was first created, the two common terms used for what we now commonly call "test doubles" were mocks and

myronmarston / Rakefile

Created 2013-09-11

Alternate code for ruby tapas #131

View Rakefile

      
            source_files = Rake::FileList.new("**/*.md", "**/*.markdown") do |fl|
  fl.exclude("~*")
  fl.exclude(/^scratch\//)
  fl.exclude do |f|
    `git ls-files #{f}`.empty?
  end
end
 
task :default => :html
task :html => source_files.ext(".html")

Myron Marston myronmarston