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253 lines (214 loc) · 9.39 KB
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
import unittest
import re
import sys
import glob
import helper
from mockable_test_result import MockableTestResult
from runner import path_to_enlightenment
from libs.colorama import init, Fore, Style
init() # init colorama
class Sensei(MockableTestResult):
def __init__(self, stream):
unittest.TestResult.__init__(self)
self.stream = stream
self.prevTestClassName = None
self.tests = path_to_enlightenment.koans()
self.pass_count = 0
self.lesson_pass_count = 0
self.all_lessons = None
def startTest(self, test):
MockableTestResult.startTest(self, test)
if helper.cls_name(test) != self.prevTestClassName:
self.prevTestClassName = helper.cls_name(test)
if not self.failures:
self.stream.writeln()
self.stream.writeln("{0}{1}Thinking {2}".format(
Fore.RESET, Style.NORMAL, helper.cls_name(test)))
if helper.cls_name(test) != 'AboutAsserts':
self.lesson_pass_count += 1
def addSuccess(self, test):
if self.passesCount():
MockableTestResult.addSuccess(self, test)
self.stream.writeln( \
" {0}{1}{2} has expanded your awareness.{3}{4}" \
.format(Fore.GREEN, Style.BRIGHT, test._testMethodName, \
Fore.RESET, Style.NORMAL))
self.pass_count += 1
def addError(self, test, err):
# Having 1 list for errors and 1 list for failures would mess with
# the error sequence
self.addFailure(test, err)
def passesCount(self):
return not (self.failures and helper.cls_name(self.failures[0][0]) !=
self.prevTestClassName)
def addFailure(self, test, err):
MockableTestResult.addFailure(self, test, err)
def sortFailures(self, testClassName):
table = list()
for test, err in self.failures:
if helper.cls_name(test) == testClassName:
m = re.search("(?<= line )\d+" ,err)
if m:
tup = (int(m.group(0)), test, err)
table.append(tup)
if table:
return sorted(table)
else:
return None
def firstFailure(self):
if not self.failures: return None
table = self.sortFailures(helper.cls_name(self.failures[0][0]))
if table:
return (table[0][1], table[0][2])
else:
return None
def learn(self):
self.errorReport()
self.stream.writeln("")
self.stream.writeln("")
self.stream.writeln(self.report_progress())
self.stream.writeln("")
self.stream.writeln(self.say_something_zenlike())
if self.failures: sys.exit(-1)
self.stream.writeln(
"\n{0}**************************************************" \
.format(Fore.RESET))
self.stream.writeln("\n{0}That was the last one, well done!" \
.format(Fore.MAGENTA))
self.stream.writeln(
"\nIf you want more, take a look at about_extra_credit_task.py")
def errorReport(self):
problem = self.firstFailure()
if not problem: return
test, err = problem
self.stream.writeln(" {0}{1}{2} has damaged your "
"karma.".format(Fore.RED, Style.BRIGHT, test._testMethodName))
self.stream.writeln("\n{0}{1}You have not yet reached enlightenment ..." \
.format(Fore.RESET, Style.NORMAL))
self.stream.writeln("{0}{1}{2}".format(Fore.RED, \
Style.BRIGHT, self.scrapeAssertionError(err)))
self.stream.writeln("")
self.stream.writeln("{0}{1}Please meditate on the following code:" \
.format(Fore.RESET, Style.NORMAL))
self.stream.writeln("{0}{1}{2}{3}{4}".format(Fore.YELLOW, Style.BRIGHT, \
self.scrapeInterestingStackDump(err), Fore.RESET, Style.NORMAL))
def scrapeAssertionError(self, err):
if not err: return ""
error_text = ""
count = 0
for line in err.splitlines():
m = re.search("^[^^ ].*$",line)
if m and m.group(0):
count+=1
if count>1:
error_text += (" " + line.strip()).rstrip() + '\n'
return error_text.strip('\n')
def scrapeInterestingStackDump(self, err):
if not err:
return ""
lines = err.splitlines()
sep = '@@@@@SEP@@@@@'
scrape = ""
for line in lines:
m = re.search("^ File .*$",line)
if m and m.group(0):
scrape += '\n' + line
m = re.search("^ \w(\w)+.*$",line)
if m and m.group(0):
scrape += sep + line
lines = scrape.splitlines()
scrape = ""
for line in lines:
m = re.search("^.*[/\\\\]koans[/\\\\].*$",line)
if m and m.group(0):
scrape += line + '\n'
return scrape.replace(sep, '\n').strip('\n')
def report_progress(self):
koans_complete = self.pass_count
lessons_complete = self.lesson_pass_count
koans_remaining = self.total_koans() - koans_complete
lessons_remaining = self.total_lessons() - lessons_complete
sent1 = "You have completed {0} koans and " \
"{1} lessons.\n".format(koans_complete, lessons_complete)
sent2 = "You are now {0} koans and {1} lessons away from " \
"reaching enlightenment.".format(koans_remaining, lessons_remaining)
return sent1+sent2
# Hat's tip to Tim Peters for the zen statements from The Zen
# of Python (http://www.python.org/dev/peps/pep-0020/)
#
# Also a hat's tip to Ara T. Howard for the zen statements from his
# metakoans Ruby Quiz (http://rubyquiz.com/quiz67.html) and
# Edgecase's later permatation in the Ruby Koans
def say_something_zenlike(self):
if self.failures:
turn = self.pass_count % 37
zenness = "";
if turn == 0:
zenness = "Beautiful is better than ugly."
elif turn == 1 or turn == 2:
zenness = "Explicit is better than implicit."
elif turn == 3 or turn == 4:
zenness = "Simple is better than complex."
elif turn == 5 or turn == 6:
zenness = "Complex is better than complicated."
elif turn == 7 or turn == 8:
zenness = "Flat is better than nested."
elif turn == 9 or turn == 10:
zenness = "Sparse is better than dense."
elif turn == 11 or turn == 12:
zenness = "Readability counts."
elif turn == 13 or turn == 14:
zenness = "Special cases aren't special enough to " \
"break the rules."
elif turn == 15 or turn == 16:
zenness = "Although practicality beats purity."
elif turn == 17 or turn == 18:
zenness = "Errors should never pass silently."
elif turn == 19 or turn == 20:
zenness = "Unless explicitly silenced."
elif turn == 21 or turn == 22:
zenness = "In the face of ambiguity, refuse the " \
"temptation to guess."
elif turn == 23 or turn == 24:
zenness = "There should be one-- and preferably only " \
"one --obvious way to do it."
elif turn == 25 or turn == 26:
zenness = "Although that way may not be obvious at " \
"first unless you're Dutch."
elif turn == 27 or turn == 28:
zenness = "Now is better than never."
elif turn == 29 or turn == 30:
zenness = "Although never is often better than right " \
"now."
elif turn == 31 or turn == 32:
zenness = "If the implementation is hard to explain, " \
"it's a bad idea."
elif turn == 33 or turn == 34:
zenness = "If the implementation is easy to explain, " \
"it may be a good idea."
else:
zenness = "Namespaces are one honking great idea -- " \
"let's do more of those!"
return "{0}{1}{2}{3}".format(Fore.CYAN, zenness, Fore.RESET, Style.NORMAL);
else:
return "{0}Nobody ever expects the Spanish Inquisition." \
.format(Fore.CYAN)
# Hopefully this will never ever happen!
return "The temple in collapsing! Run!!!"
def total_lessons(self):
all_lessons = self.filter_all_lessons()
if all_lessons:
return len(all_lessons)
else:
return 0
def total_koans(self):
return self.tests.countTestCases()
def filter_all_lessons(self):
if not self.all_lessons:
self.all_lessons = glob.glob('koans/about*.py')
self.all_lessons = filter(lambda filename:
"about_extra_credit" not in filename,
self.all_lessons)
return self.all_lessons
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