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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
6import os
7import site
8
9site.addsitedir(os.path.dirname(__file__))
10
11
12# Tell pylint that we know config and lit_config exist somewhere.
13if 'PYLINT_IMPORT' in os.environ:
14    config = object()
15    lit_config = object()
16
17# name: The name of this test suite.
18config.name = 'libc++abi'
19
20# suffixes: A list of file extensions to treat as test files.
21config.suffixes = ['.cpp', '.s']
22
23# test_source_root: The root path where tests are located.
24config.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.
29libcxx_src_root = getattr(config, 'libcxx_src_root', None)
30if not libcxx_src_root:
31    libcxx_src_root = os.path.join(config.test_source_root, '../../libcxx')
32libcxx_test_src_root = os.path.join(libcxx_src_root, 'test')
33if os.path.isfile(os.path.join(libcxx_test_src_root, 'libcxx', '__init__.py')):
34    site.addsitedir(libcxx_test_src_root)
35else:
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.
40obj_root = getattr(config, 'libcxxabi_obj_root', None)
41
42# Check that the test exec root is known.
43if 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
54config.test_exec_root = os.path.join(obj_root, 'test')
55
56cfg_variant = getattr(config, 'configuration_variant', 'libcxxabi')
57if 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.
61config_module_name = '.'.join([cfg_variant, 'test', 'config'])
62config_module = __import__(config_module_name, fromlist=['Configuration'])
63
64configuration = config_module.Configuration(lit_config, config)
65configuration.configure()
66configuration.print_config_info()
67config.test_format = configuration.get_test_format()
68