utils/lit/lit/TestingConfig.py

   1 import os
   2
   3 class TestingConfig:
   4     """"
   5     TestingConfig - Information on the tests inside a suite.
   6     """
   7
   8     @staticmethod
   9     def frompath(path, parent, litConfig, mustExist, config = None):
  10         if config is None:
  11             # Set the environment based on the command line arguments.
  12             environment = {
  13                 'LD_LIBRARY_PATH' : os.environ.get('LD_LIBRARY_PATH',''),
  14                 'PATH' : os.pathsep.join(litConfig.path +
  15                                          [os.environ.get('PATH','')]),
  16                 'PATHEXT' : os.environ.get('PATHEXT',''),
  17                 'SYSTEMROOT' : os.environ.get('SYSTEMROOT',''),
  18                 'LLVM_DISABLE_CRT_DEBUG' : '1',
  19                 }
  20
  21             config = TestingConfig(parent,
  22                                    name = '<unnamed>',
  23                                    suffixes = set(),
  24                                    test_format = None,
  25                                    environment = environment,
  26                                    substitutions = [],
  27                                    unsupported = False,
  28                                    on_clone = None,
  29                                    test_exec_root = None,
  30                                    test_source_root = None,
  31                                    excludes = [])
  32
  33         if os.path.exists(path):
  34             # FIXME: Improve detection and error reporting of errors in the
  35             # config file.
  36             f = open(path)
  37             cfg_globals = dict(globals())
  38             cfg_globals['config'] = config
  39             cfg_globals['lit'] = litConfig
  40             cfg_globals['__file__'] = path
  41             try:
  42                 exec f in cfg_globals
  43             except SystemExit,status:
  44                 # We allow normal system exit inside a config file to just
  45                 # return control without error.
  46                 if status.args:
  47                     raise
  48             f.close()
  49         elif mustExist:
  50             litConfig.fatal('unable to load config from %r ' % path)
  51
  52         config.finish(litConfig)
  53         return config
  54
  55     def __init__(self, parent, name, suffixes, test_format,
  56                  environment, substitutions, unsupported, on_clone,
  57                  test_exec_root, test_source_root, excludes):
  58         self.parent = parent
  59         self.name = str(name)
  60         self.suffixes = set(suffixes)
  61         self.test_format = test_format
  62         self.environment = dict(environment)
  63         self.substitutions = list(substitutions)
  64         self.unsupported = unsupported
  65         self.on_clone = on_clone
  66         self.test_exec_root = test_exec_root
  67         self.test_source_root = test_source_root
  68         self.excludes = set(excludes)
  69
  70     def clone(self, path):
  71         # FIXME: Chain implementations?
  72         #
  73         # FIXME: Allow extra parameters?
  74         cfg = TestingConfig(self, self.name, self.suffixes, self.test_format,
  75                             self.environment, self.substitutions,
  76                             self.unsupported, self.on_clone,
  77                             self.test_exec_root, self.test_source_root,
  78                             self.excludes)
  79         if cfg.on_clone:
  80             cfg.on_clone(self, cfg, path)
  81         return cfg
  82
  83     def finish(self, litConfig):
  84         """finish() - Finish this config object, after loading is complete."""
  85
  86         self.name = str(self.name)
  87         self.suffixes = set(self.suffixes)
  88         self.environment = dict(self.environment)
  89         self.substitutions = list(self.substitutions)
  90         if self.test_exec_root is not None:
  91             # FIXME: This should really only be suite in test suite config
  92             # files. Should we distinguish them?
  93             self.test_exec_root = str(self.test_exec_root)
  94         if self.test_source_root is not None:
  95             # FIXME: This should really only be suite in test suite config
  96             # files. Should we distinguish them?
  97             self.test_source_root = str(self.test_source_root)
  98         self.excludes = set(self.excludes)