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      1 # -*- Python -*- vim: set ft=python ts=4 sw=4 expandtab tw=79:
      2 
      3 # Configuration file for the 'lit' test runner.
      4 
      5 
      6 import os
      7 import site
      8 
      9 site.addsitedir(os.path.dirname(__file__))
     10 
     11 
     12 # Tell pylint that we know config and lit_config exist somewhere.
     13 if 'PYLINT_IMPORT' in os.environ:
     14     config = object()
     15     lit_config = object()
     16 
     17 # name: The name of this test suite.
     18 config.name = 'libc++abi'
     19 
     20 # suffixes: A list of file extensions to treat as test files.
     21 config.suffixes = ['.cpp', '.s']
     22 
     23 # test_source_root: The root path where tests are located.
     24 config.test_source_root = os.path.dirname(__file__)
     25 
     26 # Infer the libcxx_test_source_root for configuration import.
     27 # If libcxx_source_root isn't specified in the config, assume that the libcxx
     28 # and libcxxabi source directories are sibling directories.
     29 libcxx_src_root = getattr(config, 'libcxx_src_root', None)
     30 if not libcxx_src_root:
     31     libcxx_src_root = os.path.join(config.test_source_root, '../../libcxx')
     32 libcxx_test_src_root = os.path.join(libcxx_src_root, 'utils')
     33 if os.path.isfile(os.path.join(libcxx_test_src_root, 'libcxx', '__init__.py')):
     34     site.addsitedir(libcxx_test_src_root)
     35 else:
     36     lit_config.fatal('Could not find libcxx test directory for test imports'
     37                      ' in: %s' % libcxx_test_src_root)
     38 
     39 # Infer the test_exec_root from the libcxx_object root.
     40 obj_root = getattr(config, 'libcxxabi_obj_root', None)
     41 
     42 # Check that the test exec root is known.
     43 if obj_root is None:
     44     import libcxx.test.config
     45     libcxx.test.config.loadSiteConfig(
     46         lit_config, config, 'libcxxabi_site_config', 'LIBCXXABI_SITE_CONFIG')
     47     obj_root = getattr(config, 'libcxxabi_obj_root', None)
     48     if obj_root is None:
     49         import tempfile
     50         obj_root = tempfile.mkdtemp(prefix='libcxxabi-testsuite-')
     51         lit_config.warning('Creating temporary directory for object root: %s' %
     52                            obj_root)
     53 
     54 config.test_exec_root = os.path.join(obj_root, 'test')
     55 
     56 cfg_variant = getattr(config, 'configuration_variant', 'libcxxabi')
     57 if cfg_variant:
     58     lit_config.note('Using configuration variant: %s' % cfg_variant)
     59 
     60 # Load the Configuration class from the module name <cfg_variant>.test.config.
     61 config_module_name = '.'.join([cfg_variant, 'test', 'config'])
     62 config_module = __import__(config_module_name, fromlist=['Configuration'])
     63 
     64 configuration = config_module.Configuration(lit_config, config)
     65 configuration.configure()
     66 configuration.print_config_info()
     67 config.test_format = configuration.get_test_format()
     68