utils/lit/lit/TestingConfig.py

   1 import os
   2 import sys
   3
   4 class TestingConfig:
   5     """"
   6     TestingConfig - Information on the tests inside a suite.
   7     """
   8
   9     @staticmethod
  10     def frompath(path, parent, litConfig, mustExist, config = None):
  11         if config is None:
  12             # Set the environment based on the command line arguments.
  13             environment = {
  14                 'LIBRARY_PATH' : os.environ.get('LIBRARY_PATH',''),
  15                 'LD_LIBRARY_PATH' : os.environ.get('LD_LIBRARY_PATH',''),
  16                 'PATH' : os.pathsep.join(litConfig.path +
  17                                          [os.environ.get('PATH','')]),
  18                 'SYSTEMROOT' : os.environ.get('SYSTEMROOT',''),
  19                 'LLVM_DISABLE_CRASH_REPORT' : '1',
  20                 }
  21
  22             if sys.platform == 'win32':
  23                 environment.update({
  24                         'PATHEXT' : os.environ.get('PATHEXT',''),
  25                         'PYTHONUNBUFFERED' : '1',
  26                         'TEMP' : os.environ.get('TEMP',''),
  27                         'TMP' : os.environ.get('TMP',''),
  28                         })
  29
  30             config = TestingConfig(parent,
  31                                    name = '<unnamed>',
  32                                    suffixes = set(),
  33                                    test_format = None,
  34                                    environment = environment,
  35                                    substitutions = [],
  36                                    unsupported = False,
  37                                    on_clone = None,
  38                                    test_exec_root = None,
  39                                    test_source_root = None,
  40                                    excludes = [],
  41                                    available_features = [])
  42
  43         if os.path.exists(path):
  44             # FIXME: Improve detection and error reporting of errors in the
  45             # config file.
  46             f = open(path)
  47             cfg_globals = dict(globals())
  48             cfg_globals['config'] = config
  49             cfg_globals['lit'] = litConfig
  50             cfg_globals['__file__'] = path
  51             try:
  52                 exec f in cfg_globals
  53                 if litConfig.debug:
  54                     litConfig.note('... loaded config %r' % path)
  55             except SystemExit,status:
  56                 # We allow normal system exit inside a config file to just
  57                 # return control without error.
  58                 if status.args:
  59                     raise
  60             f.close()
  61         else:
  62             if mustExist:
  63                 litConfig.fatal('unable to load config from %r ' % path)
  64             elif litConfig.debug:
  65                 litConfig.note('... config not found  - %r' %path)
  66
  67         config.finish(litConfig)
  68         return config
  69
  70     def __init__(self, parent, name, suffixes, test_format,
  71                  environment, substitutions, unsupported, on_clone,
  72                  test_exec_root, test_source_root, excludes,
  73                  available_features):
  74         self.parent = parent
  75         self.name = str(name)
  76         self.suffixes = set(suffixes)
  77         self.test_format = test_format
  78         self.environment = dict(environment)
  79         self.substitutions = list(substitutions)
  80         self.unsupported = unsupported
  81         self.on_clone = on_clone
  82         self.test_exec_root = test_exec_root
  83         self.test_source_root = test_source_root
  84         self.excludes = set(excludes)
  85         self.available_features = set(available_features)
  86
  87     def clone(self, path):
  88         # FIXME: Chain implementations?
  89         #
  90         # FIXME: Allow extra parameters?
  91         cfg = TestingConfig(self, self.name, self.suffixes, self.test_format,
  92                             self.environment, self.substitutions,
  93                             self.unsupported, self.on_clone,
  94                             self.test_exec_root, self.test_source_root,
  95                             self.excludes, self.available_features)
  96         if cfg.on_clone:
  97             cfg.on_clone(self, cfg, path)
  98         return cfg
  99
 100     def finish(self, litConfig):
 101         """finish() - Finish this config object, after loading is complete."""
 102
 103         self.name = str(self.name)
 104         self.suffixes = set(self.suffixes)
 105         self.environment = dict(self.environment)
 106         self.substitutions = list(self.substitutions)
 107         if self.test_exec_root is not None:
 108             # FIXME: This should really only be suite in test suite config
 109             # files. Should we distinguish them?
 110             self.test_exec_root = str(self.test_exec_root)
 111         if self.test_source_root is not None:
 112             # FIXME: This should really only be suite in test suite config
 113             # files. Should we distinguish them?
 114             self.test_source_root = str(self.test_source_root)
 115         self.excludes = set(self.excludes)