source: tests/test.py@ 4f7b418

ADT arm-eh ast-experimental enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr pthread-emulation qualifiedEnum
Last change on this file since 4f7b418 was 2cd949b, checked in by Thierry Delisle <tdelisle@…>, 6 years ago

Tentative fix of tests printing several pages of output when interrupted by keyboard

  • Property mode set to 100755
File size: 11.3 KB
Line 
1#!/usr/bin/python3
2
3from pybin.tools import *
4from pybin.test_run import *
5from pybin import settings
6
7import argparse
8import re
9import sys
10import tempfile
11import time
12
13import os
14import psutil
15import signal
16
17################################################################################
18# help functions
19################################################################################
20
21def find_tests():
22 expected = []
23
24 def match_test(path):
25 match = re.search("^%s\/([\w\/\-_]*).expect\/([\w\-_]+)(\.[\w\-_]+)?\.txt$" % settings.SRCDIR, path)
26 if match :
27 test = Test()
28 test.name = match.group(2)
29 test.path = match.group(1)
30 test.arch = match.group(3)[1:] if match.group(3) else None
31 if settings.arch.match(test.arch):
32 expected.append(test)
33
34 path_walk( match_test )
35
36 return expected
37
38# reads the directory ./.expect and indentifies the tests
39def list_tests( includes, excludes ):
40 # tests directly in the .expect folder will always be processed
41 test_list = find_tests()
42
43 # if we have a limited number of includes, filter by them
44 if includes:
45 test_list = [x for x in test_list if
46 x.target().startswith( tuple(includes) )
47 ]
48
49 # # if we have a folders to excludes, filter by them
50 if excludes:
51 test_list = [x for x in test_list if not
52 x.target().startswith( tuple(excludes) )
53 ]
54
55 return test_list
56
57# from the found tests, filter all the valid tests/desired tests
58def valid_tests( options ):
59 tests = []
60
61 # if we are regenerating the tests we need to find the information of the
62 # already existing tests and create new info for the new tests
63 if options.regenerate_expected :
64 for testname in options.tests :
65 testname = canonical_path( testname )
66 if Test.valid_name(testname):
67 found = [test for test in all_tests if canonical_path( test.target() ) == testname]
68 tests.append( found[0] if len(found) == 1 else Test.from_target(testname) )
69 else :
70 print('ERROR: "%s", tests are not allowed to end with a C/C++/CFA extension, ignoring it' % testname, file=sys.stderr)
71
72 else :
73 # otherwise we only need to validate that all tests are present in the complete list
74 for testname in options.tests:
75 test = [t for t in all_tests if path_cmp( t.target(), testname )]
76
77 if test :
78 tests.append( test[0] )
79 else :
80 print('ERROR: No expected file for test %s, ignoring it' % testname, file=sys.stderr)
81
82 return tests
83
84# parses the option
85def parse_args():
86 # create a parser with the arguments for the tests script
87 parser = argparse.ArgumentParser(description='Script which runs cforall tests')
88 parser.add_argument('--debug', help='Run all tests in debug or release', type=yes_no, default='yes')
89 parser.add_argument('--install', help='Run all tests based on installed binaries or tree binaries', type=yes_no, default='no')
90 parser.add_argument('--arch', help='Test for specific architecture', type=str, default='')
91 parser.add_argument('--timeout', help='Maximum duration in seconds after a single test is considered to have timed out', type=int, default=60)
92 parser.add_argument('--global-timeout', help='Maximum cumulative duration in seconds after the ALL tests are considered to have timed out', type=int, default=7200)
93 parser.add_argument('--dry-run', help='Don\'t run the tests, only output the commands', action='store_true')
94 parser.add_argument('--list', help='List all test available', action='store_true')
95 parser.add_argument('--all', help='Run all test available', action='store_true')
96 parser.add_argument('--regenerate-expected', help='Regenerate the .expect by running the specified tets, can be used with --all option', action='store_true')
97 parser.add_argument('--archive-errors', help='If called with a valid path, on test crashes the test script will copy the core dump and the executable to the specified path.', type=str, default='')
98 parser.add_argument('-j', '--jobs', help='Number of tests to run simultaneously', type=int)
99 parser.add_argument('--list-comp', help='List all valide arguments', action='store_true')
100 parser.add_argument('-I','--include', help='Directory of test to include, can be used multiple time, All if omitted', action='append')
101 parser.add_argument('-E','--exclude', help='Directory of test to exclude, can be used multiple time, None if omitted', action='append')
102 parser.add_argument('tests', metavar='test', type=str, nargs='*', help='a list of tests to run')
103
104 try:
105 options = parser.parse_args()
106 except:
107 print('ERROR: invalid arguments', file=sys.stderr)
108 parser.print_help(sys.stderr)
109 sys.exit(1)
110
111 # script must have at least some tests to run or be listing
112 listing = options.list or options.list_comp
113 all_tests = options.all
114 some_tests = len(options.tests) > 0
115 some_dirs = len(options.include) > 0 if options.include else 0
116
117 # check that exactly one of the booleans is set to true
118 if not sum( (listing, all_tests, some_tests, some_dirs) ) > 0 :
119 print('''ERROR: must have option '--all', '--list', '--include', '-I' or non-empty test list''', file=sys.stderr)
120 parser.print_help()
121 sys.exit(1)
122
123 return options
124
125################################################################################
126# running test functions
127################################################################################
128def success(val):
129 return val == 0 or settings.dry_run
130
131def no_rule(file, target):
132 return not settings.dry_run and file_contains_only(file, "make: *** No rule to make target `%s'. Stop." % target)
133
134# logic to run a single test and return the result (No handling of printing or other test framework logic)
135def run_single_test(test):
136
137 # find the output file based on the test name and options flag
138 exe_file = test.target_executable();
139 out_file = test.target_output()
140 err_file = test.error_log()
141 cmp_file = test.expect()
142 in_file = test.input()
143
144 # prepare the proper directories
145 test.prepare()
146
147 # build, skipping to next test on error
148 with Timed() as comp_dur:
149 make_ret, _ = make( test.target(), output_file=subprocess.DEVNULL, error=out_file, error_file = err_file )
150
151 run_dur = None
152 # run everything in a temp directory to make sure core file are handled properly
153 with tempdir():
154 # if the make command succeds continue otherwise skip to diff
155 if success(make_ret):
156 with Timed() as run_dur:
157 if settings.dry_run or is_exe(exe_file):
158 # run test
159 retcode, _ = sh(exe_file, output_file=out_file, input_file=in_file, timeout=True)
160 else :
161 # simply cat the result into the output
162 retcode = cat(exe_file, out_file)
163 else:
164 retcode = mv(err_file, out_file)
165
166 if success(retcode):
167 if settings.generating :
168 # if we are ounly generating the output we still need to check that the test actually exists
169 if no_rule(out_file, test.target()) :
170 retcode = 1
171 error = "\t\tNo make target for test %s!" % test.target()
172 rm(out_file)
173 else:
174 error = None
175 else :
176 # fetch return code and error from the diff command
177 retcode, error = diff(cmp_file, out_file)
178
179 else:
180 with open (out_file, "r") as myfile:
181 error = myfile.read()
182
183 ret, info = core_info(exe_file)
184 error = error + info if error else info
185
186 if settings.archive:
187 error = error + '\n' + core_archive(settings.archive, test.target(), exe_file)
188
189
190
191 # clean the executable
192 rm(exe_file)
193
194 return retcode, error, [comp_dur.duration, run_dur.duration if run_dur else None]
195
196# run a single test and handle the errors, outputs, printing, exception handling, etc.
197def run_test_worker(t) :
198 try :
199 # print formated name
200 name_txt = '{0:{width}} '.format(t.target(), width=settings.output_width)
201
202 retcode, error, duration = run_single_test(t)
203
204 # update output based on current action
205 result_txt = TestResult.toString( retcode, duration )
206
207 #print result with error if needed
208 text = '\t' + name_txt + result_txt
209 out = sys.stdout
210 if error :
211 text = text + '\n' + error
212
213 return retcode == TestResult.SUCCESS, text
214 except KeyboardInterrupt:
215 return False, ""
216 except Exception as ex:
217 print("Unexpected error in worker thread: %s" % ex, file=sys.stderr)
218 sys.stderr.flush()
219 return False, ""
220
221
222# run the given list of tests with the given parameters
223def run_tests(tests, jobs) :
224 # clean the sandbox from previous commands
225 make('clean', output_file=subprocess.DEVNULL, error=subprocess.DEVNULL)
226
227 # since python prints stacks by default on a interrupt, redo the interrupt handling to be silent
228 def worker_init():
229 def sig_int(signal_num, frame):
230 pass
231
232 signal.signal(signal.SIGINT, sig_int)
233
234 # create the executor for our jobs and handle the signal properly
235 pool = multiprocessing.Pool(jobs, worker_init)
236
237 failed = False
238
239 def stop(x, y):
240 print("Tests interrupted by user", file=sys.stderr)
241 sys.exit(1)
242 signal.signal(signal.SIGINT, stop)
243
244 # for each test to run
245 try :
246 num = len(tests)
247 fancy = sys.stdout.isatty()
248 results = pool.imap_unordered(
249 run_test_worker,
250 tests,
251 chunksize = 1
252 )
253
254 for i, (succ, txt) in enumerate(timed(results, timeout = settings.timeout.total), 1) :
255 if not succ :
256 failed = True
257
258 print(" " + txt)
259
260 if(fancy and i != num):
261 print("%d/%d" % (i, num), end='\r')
262 sys.stdout.flush()
263
264 except KeyboardInterrupt:
265 print("Tests interrupted by user", file=sys.stderr)
266 pool.terminate()
267 pool.join()
268 failed = True
269 except multiprocessing.TimeoutError:
270 print("ERROR: Test suite timed out", file=sys.stderr)
271 pool.terminate()
272 pool.join()
273 failed = True
274 killgroup() # needed to cleanly kill all children
275
276
277 # clean the workspace
278 make('clean', output_file=subprocess.DEVNULL, error=subprocess.DEVNULL)
279
280 return 1 if failed else 0
281
282
283################################################################################
284# main loop
285################################################################################
286if __name__ == "__main__":
287
288 # parse the command line arguments
289 options = parse_args()
290
291 # init global settings
292 settings.init( options )
293
294 # fetch the liest of all valid tests
295 all_tests = list_tests( options.include, options.exclude )
296
297
298 # if user wants all tests than no other treatement of the test list is required
299 if options.all or options.list or options.list_comp or options.include :
300 tests = all_tests
301
302 #otherwise we need to validate that the test list that was entered is valid
303 else :
304 tests = valid_tests( options )
305
306 # make sure we have at least some test to run
307 if not tests :
308 print('ERROR: No valid test to run', file=sys.stderr)
309 sys.exit(1)
310
311
312 # sort the test alphabetically for convenience
313 tests.sort(key=lambda t: (t.arch if t.arch else '') + t.target())
314
315 # users may want to simply list the tests
316 if options.list_comp :
317 print("-h --help --debug --dry-run --list --arch --all --regenerate-expected --archive-errors --install --timeout --global-timeout -j --jobs ", end='')
318 print(" ".join(map(lambda t: "%s" % (t.target()), tests)))
319
320 elif options.list :
321 print("Listing for %s:%s"% (settings.arch.string, settings.debug.string))
322 fancy_print("\n".join(map(lambda t: t.toString(), tests)))
323
324 else :
325 # check the build configuration works
326 settings.prep_output(tests)
327 settings.validate()
328
329 options.jobs, forceJobs = job_count( options, tests )
330 settings.update_make_cmd(forceJobs, options.jobs)
331
332 print('%s %i tests on %i cores (%s:%s)' % (
333 'Regenerating' if settings.generating else 'Running',
334 len(tests),
335 options.jobs,
336 settings.arch.string,
337 settings.debug.string
338 ))
339
340 # otherwise run all tests and make sure to return the correct error code
341 sys.exit( run_tests(tests, options.jobs) )
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