2017-12-08 Richard Biener <rguenther@suse.de>
[official-gcc.git] / contrib / dg-extract-results.py
blob4b02a5bea92c19c13114337a8fc6535dcc9ee7d1
1 #!/usr/bin/python
3 # Copyright (C) 2014 Free Software Foundation, Inc.
5 # This script is free software; you can redistribute it and/or modify
6 # it under the terms of the GNU General Public License as published by
7 # the Free Software Foundation; either version 3, or (at your option)
8 # any later version.
10 import sys
11 import getopt
12 import re
13 import io
14 from datetime import datetime
15 from operator import attrgetter
17 # True if unrecognised lines should cause a fatal error. Might want to turn
18 # this on by default later.
19 strict = False
21 # True if the order of .log segments should match the .sum file, false if
22 # they should keep the original order.
23 sort_logs = True
25 # A version of open() that is safe against whatever binary output
26 # might be added to the log.
27 def safe_open (filename):
28 if sys.version_info >= (3, 0):
29 return open (filename, 'r', errors = 'surrogateescape')
30 return open (filename, 'r')
32 # Force stdout to handle escape sequences from a safe_open file.
33 if sys.version_info >= (3, 0):
34 sys.stdout = io.TextIOWrapper (sys.stdout.buffer,
35 errors = 'surrogateescape')
37 class Named:
38 def __init__ (self, name):
39 self.name = name
41 class ToolRun (Named):
42 def __init__ (self, name):
43 Named.__init__ (self, name)
44 # The variations run for this tool, mapped by --target_board name.
45 self.variations = dict()
47 # Return the VariationRun for variation NAME.
48 def get_variation (self, name):
49 if name not in self.variations:
50 self.variations[name] = VariationRun (name)
51 return self.variations[name]
53 class VariationRun (Named):
54 def __init__ (self, name):
55 Named.__init__ (self, name)
56 # A segment of text before the harness runs start, describing which
57 # baseboard files were loaded for the target.
58 self.header = None
59 # The harnesses run for this variation, mapped by filename.
60 self.harnesses = dict()
61 # A list giving the number of times each type of result has
62 # been seen.
63 self.counts = []
65 # Return the HarnessRun for harness NAME.
66 def get_harness (self, name):
67 if name not in self.harnesses:
68 self.harnesses[name] = HarnessRun (name)
69 return self.harnesses[name]
71 class HarnessRun (Named):
72 def __init__ (self, name):
73 Named.__init__ (self, name)
74 # Segments of text that make up the harness run, mapped by a test-based
75 # key that can be used to order them.
76 self.segments = dict()
77 # Segments of text that make up the harness run but which have
78 # no recognized test results. These are typically harnesses that
79 # are completely skipped for the target.
80 self.empty = []
81 # A list of results. Each entry is a pair in which the first element
82 # is a unique sorting key and in which the second is the full
83 # PASS/FAIL line.
84 self.results = []
86 # Add a segment of text to the harness run. If the segment includes
87 # test results, KEY is an example of one of them, and can be used to
88 # combine the individual segments in order. If the segment has no
89 # test results (e.g. because the harness doesn't do anything for the
90 # current configuration) then KEY is None instead. In that case
91 # just collect the segments in the order that we see them.
92 def add_segment (self, key, segment):
93 if key:
94 assert key not in self.segments
95 self.segments[key] = segment
96 else:
97 self.empty.append (segment)
99 class Segment:
100 def __init__ (self, filename, start):
101 self.filename = filename
102 self.start = start
103 self.lines = 0
105 class Prog:
106 def __init__ (self):
107 # The variations specified on the command line.
108 self.variations = []
109 # The variations seen in the input files.
110 self.known_variations = set()
111 # The tools specified on the command line.
112 self.tools = []
113 # Whether to create .sum rather than .log output.
114 self.do_sum = True
115 # Regexps used while parsing.
116 self.test_run_re = re.compile (r'^Test Run By (\S+) on (.*)$')
117 self.tool_re = re.compile (r'^\t\t=== (.*) tests ===$')
118 self.result_re = re.compile (r'^(PASS|XPASS|FAIL|XFAIL|UNRESOLVED'
119 r'|WARNING|ERROR|UNSUPPORTED|UNTESTED'
120 r'|KFAIL):\s*(.+)')
121 self.completed_re = re.compile (r'.* completed at (.*)')
122 # Pieces of text to write at the head of the output.
123 # start_line is a pair in which the first element is a datetime
124 # and in which the second is the associated 'Test Run By' line.
125 self.start_line = None
126 self.native_line = ''
127 self.target_line = ''
128 self.host_line = ''
129 self.acats_premable = ''
130 # Pieces of text to write at the end of the output.
131 # end_line is like start_line but for the 'runtest completed' line.
132 self.acats_failures = []
133 self.version_output = ''
134 self.end_line = None
135 # Known summary types.
136 self.count_names = [
137 '# of DejaGnu errors\t\t',
138 '# of expected passes\t\t',
139 '# of unexpected failures\t',
140 '# of unexpected successes\t',
141 '# of expected failures\t\t',
142 '# of unknown successes\t\t',
143 '# of known failures\t\t',
144 '# of untested testcases\t\t',
145 '# of unresolved testcases\t',
146 '# of unsupported tests\t\t'
148 self.runs = dict()
150 def usage (self):
151 name = sys.argv[0]
152 sys.stderr.write ('Usage: ' + name
153 + ''' [-t tool] [-l variant-list] [-L] log-or-sum-file ...
155 tool The tool (e.g. g++, libffi) for which to create a
156 new test summary file. If not specified then output
157 is created for all tools.
158 variant-list One or more test variant names. If the list is
159 not specified then one is constructed from all
160 variants in the files for <tool>.
161 sum-file A test summary file with the format of those
162 created by runtest from DejaGnu.
163 If -L is used, merge *.log files instead of *.sum. In this
164 mode the exact order of lines may not be preserved, just different
165 Running *.exp chunks should be in correct order.
166 ''')
167 sys.exit (1)
169 def fatal (self, what, string):
170 if not what:
171 what = sys.argv[0]
172 sys.stderr.write (what + ': ' + string + '\n')
173 sys.exit (1)
175 # Parse the command-line arguments.
176 def parse_cmdline (self):
177 try:
178 (options, self.files) = getopt.getopt (sys.argv[1:], 'l:t:L')
179 if len (self.files) == 0:
180 self.usage()
181 for (option, value) in options:
182 if option == '-l':
183 self.variations.append (value)
184 elif option == '-t':
185 self.tools.append (value)
186 else:
187 self.do_sum = False
188 except getopt.GetoptError as e:
189 self.fatal (None, e.msg)
191 # Try to parse time string TIME, returning an arbitrary time on failure.
192 # Getting this right is just a nice-to-have so failures should be silent.
193 def parse_time (self, time):
194 try:
195 return datetime.strptime (time, '%c')
196 except ValueError:
197 return datetime.now()
199 # Parse an integer and abort on failure.
200 def parse_int (self, filename, value):
201 try:
202 return int (value)
203 except ValueError:
204 self.fatal (filename, 'expected an integer, got: ' + value)
206 # Return a list that represents no test results.
207 def zero_counts (self):
208 return [0 for x in self.count_names]
210 # Return the ToolRun for tool NAME.
211 def get_tool (self, name):
212 if name not in self.runs:
213 self.runs[name] = ToolRun (name)
214 return self.runs[name]
216 # Add the result counts in list FROMC to TOC.
217 def accumulate_counts (self, toc, fromc):
218 for i in range (len (self.count_names)):
219 toc[i] += fromc[i]
221 # Parse the list of variations after 'Schedule of variations:'.
222 # Return the number seen.
223 def parse_variations (self, filename, file):
224 num_variations = 0
225 while True:
226 line = file.readline()
227 if line == '':
228 self.fatal (filename, 'could not parse variation list')
229 if line == '\n':
230 break
231 self.known_variations.add (line.strip())
232 num_variations += 1
233 return num_variations
235 # Parse from the first line after 'Running target ...' to the end
236 # of the run's summary.
237 def parse_run (self, filename, file, tool, variation, num_variations):
238 header = None
239 harness = None
240 segment = None
241 final_using = 0
243 # If this is the first run for this variation, add any text before
244 # the first harness to the header.
245 if not variation.header:
246 segment = Segment (filename, file.tell())
247 variation.header = segment
249 # Parse the rest of the summary (the '# of ' lines).
250 if len (variation.counts) == 0:
251 variation.counts = self.zero_counts()
253 # Parse up until the first line of the summary.
254 if num_variations == 1:
255 end = '\t\t=== ' + tool.name + ' Summary ===\n'
256 else:
257 end = ('\t\t=== ' + tool.name + ' Summary for '
258 + variation.name + ' ===\n')
259 while True:
260 line = file.readline()
261 if line == '':
262 self.fatal (filename, 'no recognised summary line')
263 if line == end:
264 break
266 # Look for the start of a new harness.
267 if line.startswith ('Running ') and line.endswith (' ...\n'):
268 # Close off the current harness segment, if any.
269 if harness:
270 segment.lines -= final_using
271 harness.add_segment (first_key, segment)
272 name = line[len ('Running '):-len(' ...\n')]
273 harness = variation.get_harness (name)
274 segment = Segment (filename, file.tell())
275 first_key = None
276 final_using = 0
277 continue
279 # Record test results. Associate the first test result with
280 # the harness segment, so that if a run for a particular harness
281 # has been split up, we can reassemble the individual segments
282 # in a sensible order.
284 # dejagnu sometimes issues warnings about the testing environment
285 # before running any tests. Treat them as part of the header
286 # rather than as a test result.
287 match = self.result_re.match (line)
288 if match and (harness or not line.startswith ('WARNING:')):
289 if not harness:
290 self.fatal (filename, 'saw test result before harness name')
291 name = match.group (2)
292 # Ugly hack to get the right order for gfortran.
293 if name.startswith ('gfortran.dg/g77/'):
294 name = 'h' + name
295 key = (name, len (harness.results))
296 harness.results.append ((key, line))
297 if not first_key and sort_logs:
298 first_key = key
299 if line.startswith ('ERROR: (DejaGnu)'):
300 for i in range (len (self.count_names)):
301 if 'DejaGnu errors' in self.count_names[i]:
302 variation.counts[i] += 1
303 break
305 # 'Using ...' lines are only interesting in a header. Splitting
306 # the test up into parallel runs leads to more 'Using ...' lines
307 # than there would be in a single log.
308 if line.startswith ('Using '):
309 final_using += 1
310 else:
311 final_using = 0
313 # Add other text to the current segment, if any.
314 if segment:
315 segment.lines += 1
317 # Close off the final harness segment, if any.
318 if harness:
319 segment.lines -= final_using
320 harness.add_segment (first_key, segment)
322 while True:
323 before = file.tell()
324 line = file.readline()
325 if line == '':
326 break
327 if line == '\n':
328 continue
329 if not line.startswith ('# '):
330 file.seek (before)
331 break
332 found = False
333 for i in range (len (self.count_names)):
334 if line.startswith (self.count_names[i]):
335 count = line[len (self.count_names[i]):-1].strip()
336 variation.counts[i] += self.parse_int (filename, count)
337 found = True
338 break
339 if not found:
340 self.fatal (filename, 'unknown test result: ' + line[:-1])
342 # Parse an acats run, which uses a different format from dejagnu.
343 # We have just skipped over '=== acats configuration ==='.
344 def parse_acats_run (self, filename, file):
345 # Parse the preamble, which describes the configuration and logs
346 # the creation of support files.
347 record = (self.acats_premable == '')
348 if record:
349 self.acats_premable = '\t\t=== acats configuration ===\n'
350 while True:
351 line = file.readline()
352 if line == '':
353 self.fatal (filename, 'could not parse acats preamble')
354 if line == '\t\t=== acats tests ===\n':
355 break
356 if record:
357 self.acats_premable += line
359 # Parse the test results themselves, using a dummy variation name.
360 tool = self.get_tool ('acats')
361 variation = tool.get_variation ('none')
362 self.parse_run (filename, file, tool, variation, 1)
364 # Parse the failure list.
365 while True:
366 before = file.tell()
367 line = file.readline()
368 if line.startswith ('*** FAILURES: '):
369 self.acats_failures.append (line[len ('*** FAILURES: '):-1])
370 continue
371 file.seek (before)
372 break
374 # Parse the final summary at the end of a log in order to capture
375 # the version output that follows it.
376 def parse_final_summary (self, filename, file):
377 record = (self.version_output == '')
378 while True:
379 line = file.readline()
380 if line == '':
381 break
382 if line.startswith ('# of '):
383 continue
384 if record:
385 self.version_output += line
386 if line == '\n':
387 break
389 # Parse a .log or .sum file.
390 def parse_file (self, filename, file):
391 tool = None
392 target = None
393 num_variations = 1
394 while True:
395 line = file.readline()
396 if line == '':
397 return
399 # Parse the list of variations, which comes before the test
400 # runs themselves.
401 if line.startswith ('Schedule of variations:'):
402 num_variations = self.parse_variations (filename, file)
403 continue
405 # Parse a testsuite run for one tool/variation combination.
406 if line.startswith ('Running target '):
407 name = line[len ('Running target '):-1]
408 if not tool:
409 self.fatal (filename, 'could not parse tool name')
410 if name not in self.known_variations:
411 self.fatal (filename, 'unknown target: ' + name)
412 self.parse_run (filename, file, tool,
413 tool.get_variation (name),
414 num_variations)
415 # If there is only one variation then there is no separate
416 # summary for it. Record any following version output.
417 if num_variations == 1:
418 self.parse_final_summary (filename, file)
419 continue
421 # Parse the start line. In the case where several files are being
422 # parsed, pick the one with the earliest time.
423 match = self.test_run_re.match (line)
424 if match:
425 time = self.parse_time (match.group (2))
426 if not self.start_line or self.start_line[0] > time:
427 self.start_line = (time, line)
428 continue
430 # Parse the form used for native testing.
431 if line.startswith ('Native configuration is '):
432 self.native_line = line
433 continue
435 # Parse the target triplet.
436 if line.startswith ('Target is '):
437 self.target_line = line
438 continue
440 # Parse the host triplet.
441 if line.startswith ('Host is '):
442 self.host_line = line
443 continue
445 # Parse the acats premable.
446 if line == '\t\t=== acats configuration ===\n':
447 self.parse_acats_run (filename, file)
448 continue
450 # Parse the tool name.
451 match = self.tool_re.match (line)
452 if match:
453 tool = self.get_tool (match.group (1))
454 continue
456 # Skip over the final summary (which we instead create from
457 # individual runs) and parse the version output.
458 if tool and line == '\t\t=== ' + tool.name + ' Summary ===\n':
459 if file.readline() != '\n':
460 self.fatal (filename, 'expected blank line after summary')
461 self.parse_final_summary (filename, file)
462 continue
464 # Parse the completion line. In the case where several files
465 # are being parsed, pick the one with the latest time.
466 match = self.completed_re.match (line)
467 if match:
468 time = self.parse_time (match.group (1))
469 if not self.end_line or self.end_line[0] < time:
470 self.end_line = (time, line)
471 continue
473 # Sanity check to make sure that important text doesn't get
474 # dropped accidentally.
475 if strict and line.strip() != '':
476 self.fatal (filename, 'unrecognised line: ' + line[:-1])
478 # Output a segment of text.
479 def output_segment (self, segment):
480 with safe_open (segment.filename) as file:
481 file.seek (segment.start)
482 for i in range (segment.lines):
483 sys.stdout.write (file.readline())
485 # Output a summary giving the number of times each type of result has
486 # been seen.
487 def output_summary (self, tool, counts):
488 for i in range (len (self.count_names)):
489 name = self.count_names[i]
490 # dejagnu only prints result types that were seen at least once,
491 # but acats always prints a number of unexpected failures.
492 if (counts[i] > 0
493 or (tool.name == 'acats'
494 and name.startswith ('# of unexpected failures'))):
495 sys.stdout.write ('%s%d\n' % (name, counts[i]))
497 # Output unified .log or .sum information for a particular variation,
498 # with a summary at the end.
499 def output_variation (self, tool, variation):
500 self.output_segment (variation.header)
501 for harness in sorted (variation.harnesses.values(),
502 key = attrgetter ('name')):
503 sys.stdout.write ('Running ' + harness.name + ' ...\n')
504 if self.do_sum:
505 harness.results.sort()
506 for (key, line) in harness.results:
507 sys.stdout.write (line)
508 else:
509 # Rearrange the log segments into test order (but without
510 # rearranging text within those segments).
511 for key in sorted (harness.segments.keys()):
512 self.output_segment (harness.segments[key])
513 for segment in harness.empty:
514 self.output_segment (segment)
515 if len (self.variations) > 1:
516 sys.stdout.write ('\t\t=== ' + tool.name + ' Summary for '
517 + variation.name + ' ===\n\n')
518 self.output_summary (tool, variation.counts)
520 # Output unified .log or .sum information for a particular tool,
521 # with a summary at the end.
522 def output_tool (self, tool):
523 counts = self.zero_counts()
524 if tool.name == 'acats':
525 # acats doesn't use variations, so just output everything.
526 # It also has a different approach to whitespace.
527 sys.stdout.write ('\t\t=== ' + tool.name + ' tests ===\n')
528 for variation in tool.variations.values():
529 self.output_variation (tool, variation)
530 self.accumulate_counts (counts, variation.counts)
531 sys.stdout.write ('\t\t=== ' + tool.name + ' Summary ===\n')
532 else:
533 # Output the results in the usual dejagnu runtest format.
534 sys.stdout.write ('\n\t\t=== ' + tool.name + ' tests ===\n\n'
535 'Schedule of variations:\n')
536 for name in self.variations:
537 if name in tool.variations:
538 sys.stdout.write (' ' + name + '\n')
539 sys.stdout.write ('\n')
540 for name in self.variations:
541 if name in tool.variations:
542 variation = tool.variations[name]
543 sys.stdout.write ('Running target '
544 + variation.name + '\n')
545 self.output_variation (tool, variation)
546 self.accumulate_counts (counts, variation.counts)
547 sys.stdout.write ('\n\t\t=== ' + tool.name + ' Summary ===\n\n')
548 self.output_summary (tool, counts)
550 def main (self):
551 self.parse_cmdline()
552 try:
553 # Parse the input files.
554 for filename in self.files:
555 with safe_open (filename) as file:
556 self.parse_file (filename, file)
558 # Decide what to output.
559 if len (self.variations) == 0:
560 self.variations = sorted (self.known_variations)
561 else:
562 for name in self.variations:
563 if name not in self.known_variations:
564 self.fatal (None, 'no results for ' + name)
565 if len (self.tools) == 0:
566 self.tools = sorted (self.runs.keys())
568 # Output the header.
569 if self.start_line:
570 sys.stdout.write (self.start_line[1])
571 sys.stdout.write (self.native_line)
572 sys.stdout.write (self.target_line)
573 sys.stdout.write (self.host_line)
574 sys.stdout.write (self.acats_premable)
576 # Output the main body.
577 for name in self.tools:
578 if name not in self.runs:
579 self.fatal (None, 'no results for ' + name)
580 self.output_tool (self.runs[name])
582 # Output the footer.
583 if len (self.acats_failures) > 0:
584 sys.stdout.write ('*** FAILURES: '
585 + ' '.join (self.acats_failures) + '\n')
586 sys.stdout.write (self.version_output)
587 if self.end_line:
588 sys.stdout.write (self.end_line[1])
589 except IOError as e:
590 self.fatal (e.filename, e.strerror)
592 Prog().main()