clang-tools-extra/clangd/unittests/lit.cfg.py

   1 import lit.formats
   2 import lit.util
   3
   4 config.name = "Clangd Unit Tests"
   5 config.test_format = lit.formats.GoogleTest(".", "Tests")
   6 config.test_source_root = config.clangd_binary_dir + "/unittests"
   7 config.test_exec_root = config.clangd_binary_dir + "/unittests"
   8
   9 # Point the dynamic loader at dynamic libraries in 'lib'.
  10 # FIXME: it seems every project has a copy of this logic. Move it somewhere.
  11 import platform
  12
  13 # Clangd unittests uses ~4 threads per test. So make sure we don't over commit.
  14 core_count = lit.util.usable_core_count()
  15 # FIXME: Split unittests into groups that use threads, and groups that do not,
  16 # and only limit multi-threaded tests.
  17 lit_config.parallelism_groups["clangd"] = max(1, core_count // 4)
  18 config.parallelism_group = "clangd"
  19
  20 if platform.system() == "Darwin":
  21     shlibpath_var = "DYLD_LIBRARY_PATH"
  22 elif platform.system() == "Windows":
  23     shlibpath_var = "PATH"
  24 else:
  25     shlibpath_var = "LD_LIBRARY_PATH"
  26 config.environment[shlibpath_var] = os.path.pathsep.join(
  27     ("@SHLIBDIR@", "@LLVM_LIBS_DIR@", config.environment.get(shlibpath_var, ""))
  28 )
  29
  30 # It is not realistically possible to account for all options that could
  31 # possibly be present in system and user configuration files, so disable
  32 # default configs for the test runs.
  33 config.environment["CLANG_NO_DEFAULT_CONFIG"] = "1"