Source Code for Module buildbot.process.subunitlogobserver

  1  # This file is part of Buildbot.  Buildbot is free software: you can 
  2  # redistribute it and/or modify it under the terms of the GNU General Public 
  3  # License as published by the Free Software Foundation, version 2. 
  4  # 
  5  # This program is distributed in the hope that it will be useful, but WITHOUT 
  6  # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS 
  7  # FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more 
  8  # details. 
  9  # 
 10  # You should have received a copy of the GNU General Public License along with 
 11  # this program; if not, write to the Free Software Foundation, Inc., 51 
 12  # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. 
 13  # 
 14  # Copyright Buildbot Team Members 
 15   
 16   
 17  from unittest import TestResult 
 18  from StringIO import StringIO 
 19   
 20  from buildbot.process import buildstep 
 21  from buildbot.status.testresult import TestResult as aTestResult 
 22  from buildbot.status.results import SUCCESS, FAILURE, SKIPPED 
 23   
 24 -class SubunitLogObserver(buildstep.LogLineObserver, TestResult): 
 25      """Observe a log that may contain subunit output. 
 26   
 27      This class extends TestResult to receive the callbacks from the subunit 
 28      parser in the most direct fashion. 
 29      """ 
 30   
 31 -    def __init__(self): 
 32          buildstep.LogLineObserver.__init__(self) 
 33          TestResult.__init__(self) 
 34          try: 
 35              from subunit import TestProtocolServer, PROGRESS_CUR, PROGRESS_SET 
 36              from subunit import PROGRESS_PUSH, PROGRESS_POP 
 37          except ImportError: 
 38              raise ImportError("subunit is not importable, but is required for " 
 39                  "SubunitLogObserver support.") 
 40          self.PROGRESS_CUR = PROGRESS_CUR 
 41          self.PROGRESS_SET = PROGRESS_SET 
 42          self.PROGRESS_PUSH = PROGRESS_PUSH 
 43          self.PROGRESS_POP = PROGRESS_POP 
 44          self.warningio = StringIO() 
 45          self.protocol = TestProtocolServer(self, self.warningio) 
 46          self.skips = [] 
 47          self.seen_tags = set() #don't yet know what tags does in subunit 
 48   
 49 -    def outLineReceived(self, line): 
 50          """Process a received stdout line.""" 
 51          # Impedance mismatch: subunit wants lines, observers get lines-no\n 
 52          self.protocol.lineReceived(line + '\n') 
 53   
 54 -    def errLineReceived(self, line): 
 55          """same for stderr line.""" 
 56          self.protocol.lineReceived(line + '\n') 
 57   
 58 -    def stopTest(self, test): 
 59          TestResult.stopTest(self, test) 
 60          self.step.setProgress('tests', self.testsRun) 
 61   
 62 -    def addSuccess(self, test): 
 63          TestResult.addSuccess(self, test) 
 64          self.addAResult(test, SUCCESS, 'SUCCESS') 
 65   
 66 -    def addSkip(self, test, detail): 
 67          if hasattr(TestResult,'addSkip'): 
 68              TestResult.addSkip(self, test, detail) 
 69          else: 
 70              self.skips.append((test, detail)) 
 71          self.addAResult(test, SKIPPED, 'SKIPPED', detail) 
 72   
 73 -    def addError(self, test, err): 
 74          TestResult.addError(self, test, err) 
 75          self.issue(test, err) 
 76   
 77 -    def addFailure(self, test, err): 
 78          TestResult.addFailure(self, test, err) 
 79          self.issue(test, err) 
 80   
 81 -    def addAResult(self, test, result, text, log=""): 
 82          tr = aTestResult(tuple(test.id().split('.')), result, text, log) 
 83          self.step.build.build_status.addTestResult(tr) 
 84   
 85 -    def issue(self, test, err): 
 86          """An issue - failing, erroring etc test.""" 
 87          self.addAResult(test, FAILURE, 'FAILURE', err) 
 88          self.step.setProgress('tests failed', len(self.failures) +  
 89              len(self.errors)) 
 90   
 91      expectedTests = 0 
 92      contextLevel = 0 
 93 -    def progress(self, offset, whence): 
 94          if not self.contextLevel: 
 95              if whence == self.PROGRESS_CUR: 
 96                  self.expectedTests += offset 
 97              elif whence == self.PROGRESS_SET: 
 98                  self.expectedTests = offset 
 99              self.step.progress.setExpectations({'tests': self.expectedTests}) 
100          #TODO: properly support PUSH/POP 
101          if whence == self.PROGRESS_PUSH: 
102              self.contextLevel += 1 
103          elif whence == self.PROGRESS_POP: 
104              self.contextLevel -= 1 
105   
106 -    def tags(self, new_tags, gone_tags): 
107          """Accumulate the seen tags.""" 
108          self.seen_tags.update(new_tags) 
109   
110  # this used to be referenced here, so we keep a link for old time's sake 
111  import buildbot.steps.subunit 
112  SubunitShellCommand = buildbot.steps.subunit.SubunitShellCommand 
113