1#!/usr/bin/python 2# 3# Copyright (C) 2014 Free Software Foundation, Inc. 4# 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. 9 10import sys 11import getopt 12import re 13import io 14from datetime import datetime 15from operator import attrgetter 16 17# True if unrecognised lines should cause a fatal error. Might want to turn 18# this on by default later. 19strict = False 20 21# True if the order of .log segments should match the .sum file, false if 22# they should keep the original order. 23sort_logs = True 24 25# A version of open() that is safe against whatever binary output 26# might be added to the log. 27def safe_open (filename): 28 if sys.version_info >= (3, 0): 29 return open (filename, 'r', errors = 'surrogateescape') 30 return open (filename, 'r') 31 32# Force stdout to handle escape sequences from a safe_open file. 33if sys.version_info >= (3, 0): 34 sys.stdout = io.TextIOWrapper (sys.stdout.buffer, 35 errors = 'surrogateescape') 36 37class Named: 38 def __init__ (self, name): 39 self.name = name 40 41class 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() 46 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] 52 53class 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 = [] 64 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] 70 71class 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 = [] 85 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) 98 99class Segment: 100 def __init__ (self, filename, start): 101 self.filename = filename 102 self.start = start 103 self.lines = 0 104 105class 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|KPASS):\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' 147 ] 148 self.runs = dict() 149 150 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 ... 154 155 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) 168 169 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) 174 175 # 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) 190 191 # 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() 198 199 # 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) 205 206 # Return a list that represents no test results. 207 def zero_counts (self): 208 return [0 for x in self.count_names] 209 210 # 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] 215 216 # 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] 220 221 # 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 234 235 # 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 = 0 242 has_warning = 0 243 244 # If this is the first run for this variation, add any text before 245 # the first harness to the header. 246 if not variation.header: 247 segment = Segment (filename, file.tell()) 248 variation.header = segment 249 250 # Parse the rest of the summary (the '# of ' lines). 251 if len (variation.counts) == 0: 252 variation.counts = self.zero_counts() 253 254 # Parse up until the first line of the summary. 255 if num_variations == 1: 256 end = '\t\t=== ' + tool.name + ' Summary ===\n' 257 else: 258 end = ('\t\t=== ' + tool.name + ' Summary for ' 259 + variation.name + ' ===\n') 260 while True: 261 line = file.readline() 262 if line == '': 263 self.fatal (filename, 'no recognised summary line') 264 if line == end: 265 break 266 267 # Look for the start of a new harness. 268 if line.startswith ('Running ') and line.endswith (' ...\n'): 269 # Close off the current harness segment, if any. 270 if harness: 271 segment.lines -= final_using 272 harness.add_segment (first_key, segment) 273 name = line[len ('Running '):-len(' ...\n')] 274 harness = variation.get_harness (name) 275 segment = Segment (filename, file.tell()) 276 first_key = None 277 final_using = 0 278 continue 279 280 # Record test results. Associate the first test result with 281 # the harness segment, so that if a run for a particular harness 282 # has been split up, we can reassemble the individual segments 283 # in a sensible order. 284 # 285 # dejagnu sometimes issues warnings about the testing environment 286 # before running any tests. Treat them as part of the header 287 # rather than as a test result. 288 match = self.result_re.match (line) 289 if match and (harness or not line.startswith ('WARNING:')): 290 if not harness: 291 self.fatal (filename, 'saw test result before harness name') 292 name = match.group (2) 293 # Ugly hack to get the right order for gfortran. 294 if name.startswith ('gfortran.dg/g77/'): 295 name = 'h' + name 296 # If we have a time out warning, make sure it appears 297 # before the following testcase diagnostic: we insert 298 # the testname before 'program' so that sort faces a 299 # list of testnames. 300 if line.startswith ('WARNING: program timed out'): 301 has_warning = 1 302 else: 303 if has_warning == 1: 304 key = (name, len (harness.results)) 305 myline = 'WARNING: %s program timed out.\n' % name 306 harness.results.append ((key, myline)) 307 has_warning = 0 308 key = (name, len (harness.results)) 309 harness.results.append ((key, line)) 310 if not first_key and sort_logs: 311 first_key = key 312 if line.startswith ('ERROR: (DejaGnu)'): 313 for i in range (len (self.count_names)): 314 if 'DejaGnu errors' in self.count_names[i]: 315 variation.counts[i] += 1 316 break 317 318 # 'Using ...' lines are only interesting in a header. Splitting 319 # the test up into parallel runs leads to more 'Using ...' lines 320 # than there would be in a single log. 321 if line.startswith ('Using '): 322 final_using += 1 323 else: 324 final_using = 0 325 326 # Add other text to the current segment, if any. 327 if segment: 328 segment.lines += 1 329 330 # Close off the final harness segment, if any. 331 if harness: 332 segment.lines -= final_using 333 harness.add_segment (first_key, segment) 334 335 while True: 336 before = file.tell() 337 line = file.readline() 338 if line == '': 339 break 340 if line == '\n': 341 continue 342 if not line.startswith ('# '): 343 file.seek (before) 344 break 345 found = False 346 for i in range (len (self.count_names)): 347 if line.startswith (self.count_names[i]): 348 count = line[len (self.count_names[i]):-1].strip() 349 variation.counts[i] += self.parse_int (filename, count) 350 found = True 351 break 352 if not found: 353 self.fatal (filename, 'unknown test result: ' + line[:-1]) 354 355 # Parse an acats run, which uses a different format from dejagnu. 356 # We have just skipped over '=== acats configuration ==='. 357 def parse_acats_run (self, filename, file): 358 # Parse the preamble, which describes the configuration and logs 359 # the creation of support files. 360 record = (self.acats_premable == '') 361 if record: 362 self.acats_premable = '\t\t=== acats configuration ===\n' 363 while True: 364 line = file.readline() 365 if line == '': 366 self.fatal (filename, 'could not parse acats preamble') 367 if line == '\t\t=== acats tests ===\n': 368 break 369 if record: 370 self.acats_premable += line 371 372 # Parse the test results themselves, using a dummy variation name. 373 tool = self.get_tool ('acats') 374 variation = tool.get_variation ('none') 375 self.parse_run (filename, file, tool, variation, 1) 376 377 # Parse the failure list. 378 while True: 379 before = file.tell() 380 line = file.readline() 381 if line.startswith ('*** FAILURES: '): 382 self.acats_failures.append (line[len ('*** FAILURES: '):-1]) 383 continue 384 file.seek (before) 385 break 386 387 # Parse the final summary at the end of a log in order to capture 388 # the version output that follows it. 389 def parse_final_summary (self, filename, file): 390 record = (self.version_output == '') 391 while True: 392 line = file.readline() 393 if line == '': 394 break 395 if line.startswith ('# of '): 396 continue 397 if record: 398 self.version_output += line 399 if line == '\n': 400 break 401 402 # Parse a .log or .sum file. 403 def parse_file (self, filename, file): 404 tool = None 405 target = None 406 num_variations = 1 407 while True: 408 line = file.readline() 409 if line == '': 410 return 411 412 # Parse the list of variations, which comes before the test 413 # runs themselves. 414 if line.startswith ('Schedule of variations:'): 415 num_variations = self.parse_variations (filename, file) 416 continue 417 418 # Parse a testsuite run for one tool/variation combination. 419 if line.startswith ('Running target '): 420 name = line[len ('Running target '):-1] 421 if not tool: 422 self.fatal (filename, 'could not parse tool name') 423 if name not in self.known_variations: 424 self.fatal (filename, 'unknown target: ' + name) 425 self.parse_run (filename, file, tool, 426 tool.get_variation (name), 427 num_variations) 428 # If there is only one variation then there is no separate 429 # summary for it. Record any following version output. 430 if num_variations == 1: 431 self.parse_final_summary (filename, file) 432 continue 433 434 # Parse the start line. In the case where several files are being 435 # parsed, pick the one with the earliest time. 436 match = self.test_run_re.match (line) 437 if match: 438 time = self.parse_time (match.group (2)) 439 if not self.start_line or self.start_line[0] > time: 440 self.start_line = (time, line) 441 continue 442 443 # Parse the form used for native testing. 444 if line.startswith ('Native configuration is '): 445 self.native_line = line 446 continue 447 448 # Parse the target triplet. 449 if line.startswith ('Target is '): 450 self.target_line = line 451 continue 452 453 # Parse the host triplet. 454 if line.startswith ('Host is '): 455 self.host_line = line 456 continue 457 458 # Parse the acats premable. 459 if line == '\t\t=== acats configuration ===\n': 460 self.parse_acats_run (filename, file) 461 continue 462 463 # Parse the tool name. 464 match = self.tool_re.match (line) 465 if match: 466 tool = self.get_tool (match.group (1)) 467 continue 468 469 # Skip over the final summary (which we instead create from 470 # individual runs) and parse the version output. 471 if tool and line == '\t\t=== ' + tool.name + ' Summary ===\n': 472 if file.readline() != '\n': 473 self.fatal (filename, 'expected blank line after summary') 474 self.parse_final_summary (filename, file) 475 continue 476 477 # Parse the completion line. In the case where several files 478 # are being parsed, pick the one with the latest time. 479 match = self.completed_re.match (line) 480 if match: 481 time = self.parse_time (match.group (1)) 482 if not self.end_line or self.end_line[0] < time: 483 self.end_line = (time, line) 484 continue 485 486 # Sanity check to make sure that important text doesn't get 487 # dropped accidentally. 488 if strict and line.strip() != '': 489 self.fatal (filename, 'unrecognised line: ' + line[:-1]) 490 491 # Output a segment of text. 492 def output_segment (self, segment): 493 with safe_open (segment.filename) as file: 494 file.seek (segment.start) 495 for i in range (segment.lines): 496 sys.stdout.write (file.readline()) 497 498 # Output a summary giving the number of times each type of result has 499 # been seen. 500 def output_summary (self, tool, counts): 501 for i in range (len (self.count_names)): 502 name = self.count_names[i] 503 # dejagnu only prints result types that were seen at least once, 504 # but acats always prints a number of unexpected failures. 505 if (counts[i] > 0 506 or (tool.name == 'acats' 507 and name.startswith ('# of unexpected failures'))): 508 sys.stdout.write ('%s%d\n' % (name, counts[i])) 509 510 # Output unified .log or .sum information for a particular variation, 511 # with a summary at the end. 512 def output_variation (self, tool, variation): 513 self.output_segment (variation.header) 514 for harness in sorted (variation.harnesses.values(), 515 key = attrgetter ('name')): 516 sys.stdout.write ('Running ' + harness.name + ' ...\n') 517 if self.do_sum: 518 harness.results.sort() 519 for (key, line) in harness.results: 520 sys.stdout.write (line) 521 else: 522 # Rearrange the log segments into test order (but without 523 # rearranging text within those segments). 524 for key in sorted (harness.segments.keys()): 525 self.output_segment (harness.segments[key]) 526 for segment in harness.empty: 527 self.output_segment (segment) 528 if len (self.variations) > 1: 529 sys.stdout.write ('\t\t=== ' + tool.name + ' Summary for ' 530 + variation.name + ' ===\n\n') 531 self.output_summary (tool, variation.counts) 532 533 # Output unified .log or .sum information for a particular tool, 534 # with a summary at the end. 535 def output_tool (self, tool): 536 counts = self.zero_counts() 537 if tool.name == 'acats': 538 # acats doesn't use variations, so just output everything. 539 # It also has a different approach to whitespace. 540 sys.stdout.write ('\t\t=== ' + tool.name + ' tests ===\n') 541 for variation in tool.variations.values(): 542 self.output_variation (tool, variation) 543 self.accumulate_counts (counts, variation.counts) 544 sys.stdout.write ('\t\t=== ' + tool.name + ' Summary ===\n') 545 else: 546 # Output the results in the usual dejagnu runtest format. 547 sys.stdout.write ('\n\t\t=== ' + tool.name + ' tests ===\n\n' 548 'Schedule of variations:\n') 549 for name in self.variations: 550 if name in tool.variations: 551 sys.stdout.write (' ' + name + '\n') 552 sys.stdout.write ('\n') 553 for name in self.variations: 554 if name in tool.variations: 555 variation = tool.variations[name] 556 sys.stdout.write ('Running target ' 557 + variation.name + '\n') 558 self.output_variation (tool, variation) 559 self.accumulate_counts (counts, variation.counts) 560 sys.stdout.write ('\n\t\t=== ' + tool.name + ' Summary ===\n\n') 561 self.output_summary (tool, counts) 562 563 def main (self): 564 self.parse_cmdline() 565 try: 566 # Parse the input files. 567 for filename in self.files: 568 with safe_open (filename) as file: 569 self.parse_file (filename, file) 570 571 # Decide what to output. 572 if len (self.variations) == 0: 573 self.variations = sorted (self.known_variations) 574 else: 575 for name in self.variations: 576 if name not in self.known_variations: 577 self.fatal (None, 'no results for ' + name) 578 if len (self.tools) == 0: 579 self.tools = sorted (self.runs.keys()) 580 581 # Output the header. 582 if self.start_line: 583 sys.stdout.write (self.start_line[1]) 584 sys.stdout.write (self.native_line) 585 sys.stdout.write (self.target_line) 586 sys.stdout.write (self.host_line) 587 sys.stdout.write (self.acats_premable) 588 589 # Output the main body. 590 for name in self.tools: 591 if name not in self.runs: 592 self.fatal (None, 'no results for ' + name) 593 self.output_tool (self.runs[name]) 594 595 # Output the footer. 596 if len (self.acats_failures) > 0: 597 sys.stdout.write ('*** FAILURES: ' 598 + ' '.join (self.acats_failures) + '\n') 599 sys.stdout.write (self.version_output) 600 if self.end_line: 601 sys.stdout.write (self.end_line[1]) 602 except IOError as e: 603 self.fatal (e.filename, e.strerror) 604 605Prog().main() 606