source: src/tests/test.py@ 4fbdd1e3

ADT aaron-thesis arm-eh ast-experimental cleanup-dtors deferred_resn demangler enum forall-pointer-decay jacob/cs343-translation jenkins-sandbox new-ast new-ast-unique-expr new-env no_list persistent-indexer pthread-emulation qualifiedEnum resolv-new with_gc
Last change on this file since 4fbdd1e3 was 23c2b8d3, checked in by Thierry Delisle <tdelisle@…>, 9 years ago

Fixed small error in tests.py

  • Property mode set to 100755
File size: 11.0 KB
Line 
1#!/usr/bin/python
2from __future__ import print_function
3
4from functools import partial
5from multiprocessing import Pool
6from os import listdir, environ
7from os.path import isfile, join, splitext
8from subprocess import Popen, PIPE, STDOUT
9
10import argparse
11import os
12import re
13import stat
14import sys
15
16################################################################################
17# help functions
18################################################################################
19
20# Test class that defines what a test is
21class Test:
22 def __init__(self, name, path):
23 self.name, self.path = name, path
24
25# parses the Makefile to find the machine type (32-bit / 64-bit)
26def getMachineType():
27 sh('echo "int main() { return 0; }" > .dummy.c')
28 sh("make .dummy", print2stdout=False)
29 _, out = sh("file .dummy", print2stdout=False)
30 sh("rm -f .dummy.c > /dev/null 2>&1")
31 sh("rm -f .dummy > /dev/null 2>&1")
32 return re.search("ELF\s([0-9]+)-bit", out).group(1)
33
34# reads the directory ./.expect and indentifies the tests
35def listTests():
36 machineType = getMachineType()
37
38 # tests directly in the .expect folder will always be processed
39 generic_list = map(lambda fname: Test(fname, fname),
40 [splitext(f)[0] for f in listdir('./.expect')
41 if not f.startswith('.') and f.endswith('.txt')
42 ])
43
44 # tests in the machineType folder will be ran only for the corresponding compiler
45 typed_list = map(lambda fname: Test( fname, "%s/%s" % (machineType, fname) ),
46 [splitext(f)[0] for f in listdir("./.expect/%s" % machineType)
47 if not f.startswith('.') and f.endswith('.txt')
48 ])
49
50 # append both lists to get
51 return generic_list + typed_list
52
53# helper functions to run terminal commands
54def sh(cmd, dry_run = False, print2stdout = True):
55 if dry_run : # if this is a dry_run, only print the commands that would be ran
56 print("cmd: %s" % cmd)
57 return 0, None
58 else : # otherwise create a pipe and run the desired command
59 proc = Popen(cmd, stdout=None if print2stdout else PIPE, stderr=STDOUT, shell=True)
60 out, err = proc.communicate()
61 return proc.returncode, out
62
63# helper function to replace patterns in a file
64def file_replace(fname, pat, s_after):
65 # first, see if the pattern is even in the file.
66 with open(fname) as f:
67 if not any(re.search(pat, line) for line in f):
68 return # pattern does not occur in file so we are done.
69
70 # pattern is in the file, so perform replace operation.
71 with open(fname) as f:
72 out_fname = fname + ".tmp"
73 out = open(out_fname, "w")
74 for line in f:
75 out.write(re.sub(pat, s_after, line))
76 out.close()
77 os.rename(out_fname, fname)
78
79# tests output may differ depending on the depth of the makefile
80def fix_MakeLevel(file) :
81 if environ.get('MAKELEVEL') :
82 file_replace(file, "make\[%i\]" % int(environ.get('MAKELEVEL')), 'make' )
83
84# helper function to check if a files contains only a spacific string
85def fileContainsOnly(file, text) :
86 with open(file) as f:
87 ff = f.read().strip()
88 result = ff == text.strip()
89
90 return result;
91
92# check whether or not a file is executable
93def fileIsExecutable(file) :
94 try :
95 fileinfo = os.stat(file)
96 return bool(fileinfo.st_mode & stat.S_IXUSR)
97 except Exception as inst:
98 print(type(inst)) # the exception instance
99 print(inst.args) # arguments stored in .args
100 print(inst)
101 return False
102
103################################################################################
104# running test functions
105################################################################################
106def run_single_test(test, generate, dry_run, debug):
107
108 # find the output file based on the test name and options flag
109 out_file = (".out/%s.log" % test.name) if not generate else (".expect/%s.txt" % test.path)
110
111 # remove any outputs from the previous tests to prevent side effects
112 sh("rm -f %s" % out_file, dry_run)
113 sh("rm -f %s > /dev/null 2>&1" % test.name, dry_run)
114
115 options = "-debug" if debug else "-nodebug";
116
117 # build, skipping to next test on error
118 make_ret, _ = sh("""%s EXTRA_FLAGS="-quiet %s" %s 2> %s 1> /dev/null""" % (make_cmd, options, test.name, out_file), dry_run)
119
120 # if the make command succeds continue otherwise skip to diff
121 if make_ret == 0 :
122 # fetch optional input
123 stdinput = "< .in/%s.txt" % test.name if isfile(".in/%s.txt" % test.path) else ""
124
125 if fileIsExecutable(test.name) :
126 # run test
127 sh("./%s %s > %s 2>&1" % (test.name, stdinput, out_file), dry_run)
128 else :
129 # simply cat the result into the output
130 sh("cat %s > %s" % (test.name, out_file), dry_run)
131
132 retcode = 0
133 error = None
134
135 # fix output to prevent make depth to cause issues
136 fix_MakeLevel(out_file)
137
138 if generate :
139 # if we are ounly generating the output we still need to check that the test actually exists
140 if not dry_run and fileContainsOnly(out_file, "make: *** No rule to make target `%s'. Stop." % test.name) :
141 retcode = 1;
142 error = "\t\tNo make target for test %s!" % test.name
143 sh("rm %s" % out_file, False)
144
145 else :
146 # diff the output of the files
147 diff_cmd = ("diff --old-group-format='\t\tmissing lines :\n"
148 "%%<' \\\n"
149 "--new-group-format='\t\tnew lines :\n"
150 "%%>' \\\n"
151 "--unchanged-group-format='%%=' \\"
152 "--changed-group-format='\t\texpected :\n"
153 "%%<\n"
154 "\t\tgot :\n"
155 "%%>' \\\n"
156 "--new-line-format='\t\t%%dn\t%%L' \\\n"
157 "--old-line-format='\t\t%%dn\t%%L' \\\n"
158 "--unchanged-line-format='' \\\n"
159 ".expect/%s.txt .out/%s.log")
160
161 # fetch return code and error from the diff command
162 retcode, error = sh(diff_cmd % (test.path, test.name), dry_run, False)
163
164 # clean the executable
165 sh("rm -f %s > /dev/null 2>&1" % test.name, dry_run)
166
167 return retcode, error
168
169def run_test_instance(t, generate, dry_run, debug) :
170 try :
171 # print formated name
172 name_txt = "%20s " % t.name
173
174 #run the test instance and collect the result
175 test_failed, error = run_single_test(t, generate, dry_run, debug)
176
177 # update output based on current action
178 if generate :
179 failed_txt = "ERROR"
180 success_txt = "Done"
181 else :
182 failed_txt = "FAILED"
183 success_txt = "PASSED"
184
185 #print result with error if needed
186 text = name_txt + (failed_txt if test_failed else success_txt)
187 out = sys.stdout
188 if error :
189 text = text + "\n" + error
190 out = sys.stderr
191
192 print(text, file = out);
193 sys.stdout.flush()
194 sys.stderr.flush()
195 return test_failed
196
197 except KeyboardInterrupt:
198 test_failed = True
199
200
201# run the given list of tests with the given parameters
202def run_tests(tests, generate, dry_run, jobs, debug) :
203 # clean the sandbox from previous commands
204 sh("%s clean > /dev/null 2>&1" % make_cmd, dry_run)
205
206 #make sure the required folder are present
207 sh('mkdir -p .out .expect', dry_run)
208
209 if generate :
210 print( "Regenerate tests for: " )
211
212 # for each test to run
213 pool = Pool(jobs)
214 try :
215 results = pool.map_async(partial(run_test_instance, generate=generate, dry_run=dry_run, debug=debug), tests ).get(9999)
216 except KeyboardInterrupt:
217 pool.terminate()
218 print("Tests interrupted by user")
219 sys.exit(1)
220
221 #clean the workspace
222 sh("%s clean > /dev/null 2>&1" % make_cmd, dry_run)
223
224 for failed in results:
225 if failed :
226 return 1
227
228 return 0
229
230def yes_no(string):
231 if string == "yes" :
232 return True
233 if string == "no" :
234 return False
235 raise argparse.ArgumentTypeError(msg)
236 return False
237
238
239################################################################################
240# main loop
241################################################################################
242# create a parser with the arguments for the tests script
243parser = argparse.ArgumentParser(description='Script which runs cforall tests')
244parser.add_argument('--debug', help='Run all tests in debug or release', type=yes_no, default='no')
245parser.add_argument('--dry-run', help='Don\'t run the tests, only output the commands', action='store_true')
246parser.add_argument('--list', help='List all test available', action='store_true')
247parser.add_argument('--all', help='Run all test available', action='store_true')
248parser.add_argument('--regenerate-expected', help='Regenerate the .expect by running the specified tets, can be used with --all option', action='store_true')
249parser.add_argument('-j', '--jobs', help='Number of tests to run simultaneously', type=int, default='8')
250parser.add_argument('tests', metavar='test', type=str, nargs='*', help='a list of tests to run')
251
252# parse the command line arguments
253options = parser.parse_args()
254
255# script must have at least some tests to run
256if (len(options.tests) > 0 and options.all and not options.list) \
257or (len(options.tests) == 0 and not options.all and not options.list) :
258 print('ERROR: must have option \'--all\' or non-empty test list', file=sys.stderr)
259 parser.print_help()
260 sys.exit(1)
261
262# fetch the liest of all valid tests
263allTests = listTests()
264
265# if user wants all tests than no other treatement of the test list is required
266if options.all or options.list :
267 tests = allTests
268
269else :
270 #otherwise we need to validate that the test list that was entered is valid
271 tests = []
272
273 # if we are regenerating the tests we need to find the information of the
274 # already existing tests and create new info for the new tests
275 if options.regenerate_expected :
276 for testname in options.tests :
277 if testname.endswith(".c") or testname.endswith(".cc") or testname.endswith(".cpp") :
278 print('ERROR: "%s", tests are not allowed to end with a C/C++/CFA extension, ignoring it' % testname, file=sys.stderr)
279 else :
280 found = [test for test in allTests if test.name == testname]
281 tests.append( found[0] if len(found) == 1 else Test(testname, testname) )
282
283 else :
284 # otherwise we only need to validate that all tests are present in the complete list
285 for testname in options.tests:
286 test = [t for t in allTests if t.name == testname]
287
288 if len(test) != 0 :
289 tests.append( test[0] )
290 else :
291 print('ERROR: No expected file for test %s, ignoring it' % testname, file=sys.stderr)
292
293 # make sure we have at least some test to run
294 if len(tests) == 0 :
295 print('ERROR: No valid test to run', file=sys.stderr)
296 sys.exit(1)
297
298# sort the test alphabetically for convenience
299tests.sort(key=lambda t: t.name)
300
301# check if the user already passed in a number of jobs for multi-threading
302make_flags = environ.get('MAKEFLAGS')
303make_jobs_fds = re.search("--jobserver-fds=\s*([0-9]+),([0-9]+)", make_flags) if make_flags else None
304if make_jobs_fds :
305 tokens = os.read(int(make_jobs_fds.group(1)), 1024)
306 options.jobs = len(tokens)
307 os.write(int(make_jobs_fds.group(2)), tokens)
308
309# make sure we have a valid number of jobs that corresponds to user input
310if options.jobs <= 0 :
311 print('ERROR: Invalid number of jobs', file=sys.stderr)
312 sys.exit(1)
313
314print('Running (%s) on %i cores' % ("debug" if options.debug else "no debug", options.jobs))
315make_cmd = "make" if make_flags else ("make -j%i" % options.jobs)
316
317# users may want to simply list the tests
318if options.list :
319 print("\n".join(map(lambda t: "%s (%s)" % (t.name, t.path), tests)))
320
321else :
322 # otherwise run all tests and make sure to return the correct error code
323 sys.exit( run_tests(tests, options.regenerate_expected, options.dry_run, options.jobs, options.debug) )
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