annotate 2.00/test-svn.py @ 26:5bbb68833868

Output text improvements Detailed error messages are now printed in more cases and have only their first letter forced into lowercase. The description of the --update option now describes properly what it does.
author Oleg Oshmyan <chortos@inbox.lv>
date Thu, 23 Sep 2010 23:50:45 +0000
parents b500e117080e
children f90bd2d1a12b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 #! /usr/bin/env python
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2 # Copyright (c) 2009-2010 Chortos-2 <chortos@inbox.lv>
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3
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4 from __future__ import division, with_statement
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5 import optparse, sys, compat
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6
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7 def import_error(e):
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8 say('Error: your installation of test.py is incomplete;', str(e).lower() + '.', file=sys.stderr)
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9 sys.exit(3)
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10
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11 from compat import *
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12
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13 # $Rev$
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14 version = '2.00.0 (SVN r$$REV$$)'
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15 parser = optparse.OptionParser(version='test.py '+version, epilog='Python 2.5 or newer is required.')
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16 parser.add_option('-1', dest='legacy', action='store_true', default=False, help='handle configuration files in a way more compatible with test.py 1.x')
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17 parser.add_option('-u', '--update', dest='update', action='store_true', default=False, help='update the installed test.py to the latest publicly available version')
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18 parser.add_option('-p', '--problem', dest='problems', metavar='PROBLEM', action='append', help='test only the PROBLEM (this option can be specified more than once with different problem names, all of which will be tested)')
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19 parser.add_option('-m', '--copy-io', dest='copyonly', action='store_true', default=False, help='create a copy of the input/output files of the last test case for manual testing and exit')
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20 parser.add_option('-x', '--auto-exit', dest='pause', action='store_false', default=True, help='do not wait for a key to be pressed after finishing testing')
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21 parser.add_option('-s', '--save-io', dest='erase', action='store_false', default=True, help='do not delete the copies of input/output files after the last test case; create copies of input files and store output in files even if the solution uses standard I/O; delete the stored input/output files if the solution uses standard I/O and the -c/--cleanup option is specified')
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22 parser.add_option('-t', '--detect-time', dest='autotime', action='store_true', default=False, help='spend a second detecting the most precise time measurement function')
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23 parser.add_option('--no-time-limits', dest='no_maxtime', action='store_true', default=False, help='disable all time limits')
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25 options, args = parser.parse_args()
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26 parser.destroy()
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27 del parser
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29 if options.update:
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30 try:
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31 urllib, urlread = compat.import_urllib()
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32 except ImportError:
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33 sys.exit('Error: the urllib Python module is missing. Without it, an automatic update is impossible.')
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34
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35 latesttext = urlread('http://chortos.selfip.net/~astiob/test.py/version.txt')
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36 latest = latesttext.split('.')
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37 installed = version.split('.')
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38 update = None
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39
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40 if latest[0] > installed[0]:
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41 update = 'major'
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42 elif latest[0] == installed[0]:
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43 if latest[1] > installed[1]:
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44 update = 'feature'
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45 elif latest[1] == installed[1]:
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46 if latest[2] > installed[2]:
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47 update = 'bug-fixing'
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48 elif latest[2] == installed[2]:
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49 say('You are using the latest publicly available version of test.py.')
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50 sys.exit()
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51
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52 if not update:
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53 say('Your copy of test.py is newer than the publicly available version.')
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54 sys.exit()
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55
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56 say('A ' + update + ' update to test.py is available. Downloading...')
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57 sys.stdout.flush()
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58 urllib.urlretrieve('http://chortos.selfip.net/~astiob/test.py/test.py', sys.argv[0])
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59 say('Downloaded and installed. Now you are using test.py ' + latesttext + '.')
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60 sys.exit()
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61
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62 import config, itertools, os, subprocess, sys, time
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63
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64 if options.autotime:
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65 # This is really a dirty hack that assumes that sleep() does not spend
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66 # the CPU time of the current process and that if clock() measures
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67 # wall-clock time, then it is more precise than time() is. Both these
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68 # assumptions are true on all platforms I have tested this on so far,
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69 # but I am not aware of any guarantee that they will both be true
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70 # on every other platform.
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71 c = time.clock()
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72 time.sleep(1)
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73 c = time.clock() - c
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74 if int(c + .5) == 1:
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75 clock = time.clock
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76 else:
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77 clock = time.time
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78 elif sys.platform == 'win32':
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79 clock = time.clock
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80 else:
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81 clock = time.time
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82
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83 try:
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84 from testcases import pause
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85 except ImportError:
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86 pause = None
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87
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88 try:
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89 globalconf = config.load_global()
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90
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91 # Do this check here so that if we have to warn them, we do it as early as possible
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92 if options.pause and not pause and not hasattr(globalconf, 'pause'):
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93 if os.name == 'posix':
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94 globalconf.pause = 'read -s -n 1'
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95 say('Warning: configuration variable pause is not defined; it was devised automatically but the choice might be incorrect, so test.py might exit immediately after the testing is completed.', file=sys.stderr)
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96 sys.stderr.flush()
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97 elif os.name == 'nt':
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98 globalconf.pause = 'pause'
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99 else:
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100 sys.exit('Error: configuration variable pause is not defined and cannot be devised automatically.')
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101
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102 try:
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103 from problem import *
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104 except ImportError:
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105 import_error(sys.exc_info()[1])
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106
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107 # Support single-problem configurations
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108 if globalconf.tasknames is None:
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109 shouldprintnames = False
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110 globalconf.multiproblem = False
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111 globalconf.tasknames = os.path.curdir,
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112 else:
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113 globalconf.multiproblem = True
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114 # TODO: erase the commented part? if it has a tasknames variable, it is by definition multi-problem
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115 shouldprintnames = True
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116 # try:
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117 # shouldprintnames = len(globalconf.tasknames) > 1
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118 # except Exception:
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119 # # Try to retrieve the first two problem names and cache them on success
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120 # globalconf.tasknames = iter(globalconf.tasknames)
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121 # try:
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122 # try:
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123 # first = next(globalconf.tasknames)
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124 # except NameError:
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125 # # Python 2.5 lacks the next() built-in
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126 # first = globalconf.tasknames.next()
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127 # except StopIteration:
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128 # globalconf.tasknames = ()
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129 # shouldprintnames = False
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130 # else:
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131 # try:
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132 # try:
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133 # second = next(globalconf.tasknames)
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134 # except NameError:
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135 # second = globalconf.tasknames.next()
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136 # except StopIteration:
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137 # globalconf.tasknames = first,
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138 # shouldprintnames = False
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139 # else:
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140 # globalconf.tasknames = itertools.chain((first, second), globalconf.tasknames)
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141 # shouldprintnames = True
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142
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143 ntasks = 0
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144 nfulltasks = 0
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145 maxscore = 0
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146 realscore = 0
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147
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148 for taskname in (globalconf.tasknames if not options.problems else options.problems):
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149 problem = Problem(taskname)
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150
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151 if ntasks and not options.copyonly: say()
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152 if shouldprintnames: say(taskname)
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153
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154 if options.copyonly:
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155 problem.copytestdata()
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156 else:
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157 real, max = problem.test()
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158
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159 ntasks += 1
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160 nfulltasks += real == max
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161 realscore += real
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162 maxscore += max
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163
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164 if options.copyonly:
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165 sys.exit()
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166
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167 if ntasks != 1:
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168 say()
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169 say('Grand grand total: %g/%g weighted points; %d/%d problems solved fully' % (realscore, maxscore, nfulltasks, ntasks))
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170 except KeyboardInterrupt:
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171 sys.exit('Exiting due to a keyboard interrupt.')
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172
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173 if options.pause:
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174 say('Press any key to exit...')
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175 sys.stdout.flush()
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176
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177 if pause:
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178 pause()
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179 elif callable(globalconf.pause):
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180 globalconf.pause()
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181 else:
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182 with open(os.devnull, 'w') as devnull:
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183 subprocess.call(globalconf.pause, stdout=devnull, stderr=subprocess.STDOUT)