pragdave

require File.expand_path(File.dirname(__FILE__) + '/../test_helper')

class BuildStatusTest < ActiveSupport::TestCase
  context "expiring build statii" do
    should "remove the old one" do
      assert_equal 2, BuildStatus.count
      BuildStatus.expire_old     
      statii = BuildStatus.all
      assert_equal 1, statii.size
      assert statii[0].updated_at >= 30.days.ago

pragdave

if RUBY_PLATFORM =~ /java/
  ENV["GEM_HOME"] = ENV["GEM_PATH"] = nil
  require 'rubygems'
  gem 'nokogiri' 
end

require 'nokogiri'

doc = Nokogiri::XML.parse(DATA.read, nil, 'utf-8')
p doc.errors

pragdave

module MigrationHelpers
  
  def fk(from_table, from_column, to_table=from_column.to_s.sub(/_id$/, 's'))
    constraint_name = "fk_#{from_table}_#{from_column}"

    execute %{alter table #{from_table}
              add constraint #{constraint_name}
              foreign key (#{from_column})
              references #{to_table}(id)}
  end

pragdave

<?xml version="1.0" encoding="utf-8"?> 
<fo:root xmlns:fo="http://www.w3.org/1999/XSL/Format" xmlns:rx="http://www.renderx.com/XSL/Extensions"> 
<!-- ============================================================ --> 
<!--                                                              --> 
<!-- 	This file makes a part of RenderX XSL Test Suite          --> 
<!--                                                              --> 
<!--    Author: Alexander Peshkov                                 --> 
<!--                                                              --> 
<!--    (c) RenderX, 2003                                         --> 
<!--                                                              --> 

pragdave

def m(*args)
  print "Args to m: ", args.inspect, "  Result: "
  120  
end

n = 6
o = 2

# Imagine using a language where whitespace is significant? Pah!
     

pragdave

# Ask Nokogiri to find the row containing the header names
headers = table.search('thead > tr')

# Create a hash that maps the column name to the column index, so I can access subsequent
# rows' data by name

header_map = headers.search('th')
                    .map(&:text)
                    .each_with_index
                    .with_object({}) {|(name, index), hash| hash[name] = index} 

pragdave

require 'coverage'
Coverage.start
STDOUT.reopen("/dev/null")
require_relative 'fizzbuzz.rb'
Coverage.result.each do |file_name, counts|
  File.readlines(file_name).each_with_index do |code_line, line_number|
    count = counts[line_number] || "--"
    STDERR.printf "%3s: %s", count, code_line
  end
end

pragdave

# A poor implementation of FizzBuzz, just to show code coverage stuff

1.upto(100).with_object('') do |i, x|
  if i % 3 == 0
    x += 'Fizz' 
  end
  if i % 5 == 0
    x += 'Buzz' 
  end
  if x.empty?

pragdave

NAME  = "ruby3"    # eg:  JAERLANG, RAILS  -*- ruby -*-

# This stanza is for the creation of the code .zip and .tgz files.
# It's also used for the .mobi file
TITLE            = "Programming Ruby 1.9"
AUTHOR           = "Thomas, with Fowler and Hunt"
CODE_IGNORE_LIST = "README"

require "../PPStuff/util/rake/main.rb"

pragdave

input = [ 1, 2, 3, 4, 5, 8, 9, 11, 12, 13, 15 ]

# Need to box the value to make it mutable
State = Struct.new(:last_value)

def returning(value) yield; value; end
                                          
# divide the input into runs of consecutive numbers
s = input.slice_before(State.new(input.first)) do |value, state|
  returning(value != state.last_value.succ) do