end
class Sensei
- attr_reader :failure, :failed_test
+ attr_reader :failure, :failed_test, :pass_count
in_ruby_version("1.8") do
AssertionError = Test::Unit::AssertionFailedError
@pass_count = 0
@failure = nil
@failed_test = nil
+ @observations = []
end
- def accumulate(test)
- if test.passed?
+ PROGRESS_FILE_NAME = '.path_progress'
+
+ def add_progress(prog)
+ @_contents = nil
+ exists = File.exists?(PROGRESS_FILE_NAME)
+ File.open(PROGRESS_FILE_NAME,'a+') do |f|
+ f.print "#{',' if exists}#{prog}"
+ end
+ end
+
+ def progress
+ if @_contents.nil?
+ if File.exists?(PROGRESS_FILE_NAME)
+ File.open(PROGRESS_FILE_NAME,'r') do |f|
+ @_contents = f.read.to_s.gsub(/\s/,'').split(',')
+ end
+ end
+ end
+ @_contents
+ end
+
+ def observe(step)
+ if step.passed?
@pass_count += 1
- puts Color.green(" #{test.name} has expanded your awareness.")
+ if @pass_count > progress.last.to_i
+ @observations << Color.green("#{step.koan_file}##{step.name} has expanded your awareness.")
+ end
else
- puts Color.red(" #{test.name} has damaged your karma.")
- @failed_test = test
- @failure = test.failure
+ @failed_test = step
+ @failure = step.failure
+ add_progress(@pass_count)
+ @observations << Color.red("#{step.koan_file}##{step.name} has damaged your karma.")
throw :edgecase_exit
end
end
failure.is_a?(AssertionError)
end
- def report
+ def instruct
+ if failed?
+ @observations.each{|c| puts c }
+ encourage
+ guide_through_error
+ a_zenlike_statement
+ show_progress
+ else
+ end_screen
+ end
+ end
+
+ def show_progress
+ bar_width = 50
+ total_tests = EdgeCase::Koan.total_tests
+ scale = bar_width.to_f/total_tests
+ print Color.green("your path thus far [")
+ happy_steps = (pass_count*scale).to_i
+ happy_steps = 1 if happy_steps == 0 && pass_count > 0
+ print Color.green('.'*happy_steps)
if failed?
- puts
- puts Color.green("You have not yet reached enlightenment ...")
- puts Color.red(failure.message)
- puts
- puts Color.green("Please meditate on the following code:")
- if assert_failed?
- #puts find_interesting_lines(failure.backtrace)
- puts find_interesting_lines(failure.backtrace).collect {|l| Color.red(l) }
+ print Color.red('X')
+ print Color.blue('_'*(bar_width-1-happy_steps))
+ end
+ print Color.green(']')
+ print " #{pass_count}/#{total_tests}"
+ puts
+ end
+
+ def end_screen
+ completed = <<-ENDTEXT
+ ,, , ,,
+ : ::::, :::,
+ , ,,: :::::::::::::,, :::: : ,
+ , ,,, ,:::::::::::::::::::, ,: ,: ,,
+ :, ::, , , :, ,:::::::::::::::::::, ::: ,::::
+ : : ::, ,:::::::: ::, ,::::
+ , ,::::: :,:::::::,::::,
+ ,: , ,:,,: :::::::::::::
+ ::,: ,,:::, ,::::::::::::,
+ ,:::, :,,::: ::::::::::::,
+ ,::: :::::::, Mountains are again merely mountains ,::::::::::::
+ :::,,,:::::: ::::::::::::
+ ,:::::::::::, ::::::::::::,
+ :::::::::::, ,::::::::::::
+ ::::::::::::: ,::::::::::::
+,:::::::::::: Ruby Koans ::::::::::::,
+::::::::::::: ,::::::::::::,
+,:::::::::::, , ::::::::::::
+ ,:::::::::::::, brought to you by ,,::::::::::::,
+ :::::::::::::: ,::::::::::::
+ ::::::::::::::, :::::::::::::
+ ::::::::::::, EdgeCase Software Artisans , ::::::::::::
+ :,::::::::: :::: :::::::::::::
+ ,::::::::::: ,: ,,:::::::::::::,
+ :::::::::::: ,::::::::::::::,
+ :::::::::::::::::, ::::::::::::::::
+ :::::::::::::::::::, ::::::::::::::::
+ ::::::::::::::::::::::, ,::::,:, , ::::,:::
+ :::::::::::::::::::::::, ::,: ::,::, ,,: ::::
+ ,:::::::::::::::::::: ::,, , ,, ,::::
+ ,:::::::::::::::: ::,, , ,:::,
+ ,:::: , ,,
+ ,,,
+ENDTEXT
+ puts completed
+ end
+
+ def encourage
+ puts
+ puts "The Master says:"
+ puts Color.blue(" You have not yet reached enlightenment.")
+ if ((recents = progress.last(5)) && recents.size == 5 && recents.uniq.size == 1)
+ puts Color.blue(" I sense frustration. Do not be afraid to ask for help.")
+ elsif progress.last(2).size == 2 && progress.last(2).uniq.size == 1
+ puts Color.blue(" Do not lose hope.")
+ elsif progress.last.to_i > 0
+ puts Color.blue(" You are progressing. Excellent. #{progress.last} completed.")
+ end
+ end
+
+ def guide_through_error
+ puts
+ puts "The answers you seek..."
+ puts Color.red(indent(failure.message).join)
+ puts
+ puts "Please meditate on the following code:"
+ if assert_failed?
+ puts embolden_first_line_only(indent(find_interesting_lines(failure.backtrace)))
+ else
+ puts embolden_first_line_only(indent(failure.backtrace))
+ end
+ puts
+ end
+
+ def embolden_first_line_only(text)
+ first_line = true
+ text.collect { |t|
+ if first_line
+ first_line = false
+ Color.red(t)
else
- puts Color.red(failure.backtrace)
+ Color.blue(t)
end
- puts
- end
- puts Color.green(a_zenlike_statement)
+ }
+ end
+
+ def indent(text)
+ text.collect{|t| " #{t}"}
end
def find_interesting_lines(backtrace)
# Hat's tip to Ara T. Howard for the zen statements from his
# metakoans Ruby Quiz (http://rubyquiz.com/quiz67.html)
def a_zenlike_statement
- puts
if !failed?
zen_statement = "Mountains are again merely mountains"
else
"things are not what they appear to be: nor are they otherwise"
end
end
- zen_statement
+ puts Color.green(zen_statement)
end
end
class Koan
include Test::Unit::Assertions
- attr_reader :name, :failure
+ attr_reader :name, :failure, :koan_count, :step_count, :koan_file
- def initialize(name)
+ def initialize(name, koan_file=nil, koan_count=0, step_count=0)
@name = name
@failure = nil
+ @koan_count = koan_count
+ @step_count = step_count
+ @koan_file = koan_file
end
def passed?
def teardown
end
+ def meditate
+ setup
+ begin
+ send(name)
+ rescue StandardError, EdgeCase::Sensei::AssertionError => ex
+ failed(ex)
+ ensure
+ begin
+ teardown
+ rescue StandardError, EdgeCase::Sensei::AssertionError => ex
+ failed(ex) if passed?
+ end
+ end
+ self
+ end
+
# Class methods for the EdgeCase test suite.
class << self
def inherited(subclass)
end
def method_added(name)
- testmethods << name unless tests_disabled?
- end
-
- def run_tests(accumulator)
- puts
- puts Color.green("Thinking #{self}")
- testmethods.each do |m|
- self.run_test(m, accumulator) if Koan.test_pattern =~ m.to_s
- end
- end
-
- def run_test(method, accumulator)
- test = self.new(method)
- test.setup
- begin
- test.send(method)
- rescue StandardError, EdgeCase::Sensei::AssertionError => ex
- test.failed(ex)
- ensure
- begin
- test.teardown
- rescue StandardError, EdgeCase::Sensei::AssertionError => ex
- test.failed(ex) if test.passed?
- end
- end
- accumulator.accumulate(test)
+ testmethods << name if !tests_disabled? && Koan.test_pattern =~ name.to_s
end
def end_of_enlightenment
@test_pattern ||= /^test_/
end
+ def total_tests
+ self.subclasses.inject(0){|total, k| total + k.testmethods.size }
+ end
+ end
+ end
+
+ class ThePath
+ def walk
+ sensei = EdgeCase::Sensei.new
+ each_step do |step|
+ sensei.observe(step.meditate)
+ end
+ sensei.instruct
+ end
+
+ def each_step
+ catch(:edgecase_exit) {
+ step_count = 0
+ EdgeCase::Koan.subclasses.each_with_index do |koan,koan_index|
+ koan.testmethods.each do |method_name|
+ step = koan.new(method_name, koan.to_s, koan_index+1, step_count+=1)
+ yield step
+ end
+ end
+ }
end
end
end
END {
EdgeCase::Koan.command_line(ARGV)
- zen_master = EdgeCase::Sensei.new
- catch(:edgecase_exit) {
- EdgeCase::Koan.subclasses.each do |sc|
- sc.run_tests(zen_master)
- end
- }
- zen_master.report
+ EdgeCase::ThePath.new.walk
}