Source Code for Module qm.test.classes.previous_testrun

 1  ######################################################################## 
 2  # 
 3  # File:   previous_testrun.py 
 4  # Author: Stefan Seefeld 
 5  # Date:   2006-11-16 
 6  # 
 7  # Contents: 
 8  #   QMTest PreviousTestRun extension class. 
 9  # 
10  # Copyright (c) 2006 by CodeSourcery, Inc.  All rights reserved.  
11  # 
12  # For license terms see the file COPYING. 
13  # 
14  ######################################################################## 
15   
16  ######################################################################## 
17  # Imports 
18  ######################################################################## 
19   
20  from qm.fields import TextField, PythonField 
21  from qm.test.expectation_database import ExpectationDatabase 
22  from qm.test.result import Result 
23  from qm.test.base import load_results 
24   
25  ######################################################################## 
26  # Classes 
27  ######################################################################## 
28   
29 -class PreviousTestRun(ExpectationDatabase): 
30      """A 'PreviousTestRun' uses test results as expectations. 
31   
32      A 'PreviousTestRun' uses a ResultsFile such as generated by 
33      'qmtest run' to determine the expected outcome for the current 
34      test run.""" 
35   
36      file_name = TextField(description="The name of the results file.") 
37      results_file = PythonField("The results file.") 
38   
39   
40 -    def __init__(self, **args): 
41   
42          super(PreviousTestRun, self).__init__(**args) 
43          if not self.results_file: 
44              self.results_file = open(self.file_name, "rb") 
45          results = load_results(self.results_file, self.test_database) 
46          self._results = {} 
47          for r in results: 
48              # Keep test results only. 
49              if r.GetKind() == Result.TEST: 
50                  self._results[r.GetId()] = r 
51   
52           
53 -    def Lookup(self, test_id): 
54   
55          return self._results.get(test_id) or Result(Result.TEST, test_id) 
56