clang/test/Unit/lit.cfg.py

   1 # -*- Python -*-
   2
   3 # Configuration file for the 'lit' test runner.
   4
   5 import os
   6 import platform
   7 import subprocess
   8
   9 import lit.formats
  10 import lit.util
  11
  12 # name: The name of this test suite.
  13 config.name = 'Clang-Unit'
  14
  15 # suffixes: A list of file extensions to treat as test files.
  16 config.suffixes = []
  17
  18 # test_source_root: The root path where tests are located.
  19 # test_exec_root: The root path where tests should be run.
  20 config.test_exec_root = os.path.join(config.clang_obj_root, 'unittests')
  21 config.test_source_root = config.test_exec_root
  22
  23 # testFormat: The test format to use to interpret tests.
  24 config.test_format = lit.formats.GoogleTest(config.llvm_build_mode, 'Tests')
  25
  26 # Propagate the temp directory. Windows requires this because it uses \Windows\
  27 # if none of these are present.
  28 if 'TMP' in os.environ:
  29     config.environment['TMP'] = os.environ['TMP']
  30 if 'TEMP' in os.environ:
  31     config.environment['TEMP'] = os.environ['TEMP']
  32
  33 if 'HOME' in os.environ:
  34     config.environment['HOME'] = os.environ['HOME']
  35
  36 # Propagate sanitizer options.
  37 for var in [
  38     'ASAN_SYMBOLIZER_PATH',
  39     'HWASAN_SYMBOLIZER_PATH',
  40     'MSAN_SYMBOLIZER_PATH',
  41     'TSAN_SYMBOLIZER_PATH',
  42     'UBSAN_SYMBOLIZER_PATH',
  43     'ASAN_OPTIONS',
  44     'HWASAN_OPTIONS',
  45     'MSAN_OPTIONS',
  46     'TSAN_OPTIONS',
  47     'UBSAN_OPTIONS',
  48 ]:
  49     if var in os.environ:
  50         config.environment[var] = os.environ[var]
  51
  52 def find_shlibpath_var():
  53     if platform.system() in ['Linux', 'FreeBSD', 'NetBSD', 'OpenBSD', 'SunOS']:
  54         yield 'LD_LIBRARY_PATH'
  55     elif platform.system() == 'Darwin':
  56         yield 'DYLD_LIBRARY_PATH'
  57     elif platform.system() == 'Windows':
  58         yield 'PATH'
  59     elif platform.system() == 'AIX':
  60         yield 'LIBPATH'
  61
  62 for shlibpath_var in find_shlibpath_var():
  63     # in stand-alone builds, shlibdir is clang's build tree
  64     # while llvm_libs_dir is installed LLVM (and possibly older clang)
  65     shlibpath = os.path.pathsep.join(
  66         (config.shlibdir,
  67          config.llvm_libs_dir,
  68          config.environment.get(shlibpath_var, '')))
  69     config.environment[shlibpath_var] = shlibpath
  70     break
  71 else:
  72     lit_config.warning("unable to inject shared library path on '{}'"
  73                        .format(platform.system()))
  74
  75 # It is not realistically possible to account for all options that could
  76 # possibly be present in system and user configuration files, so disable
  77 # default configs for the test runs.
  78 config.environment["CLANG_NO_DEFAULT_CONFIG"] = "1"