test/Unit/lit.cfg.py

# -*- Python -*-

# Configuration file for the 'lit' test runner.

import os
import subprocess

import lit.formats

# name: The name of this test suite.
config.name = "LLVM-Unit"

# suffixes: A list of file extensions to treat as test files.
config.suffixes = []

# test_source_root: The root path where tests are located.
# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.llvm_obj_root, "unittests")
config.test_source_root = config.test_exec_root

# testFormat: The test format to use to interpret tests.
config.test_format = lit.formats.GoogleTest(
    config.llvm_build_mode,
    "Tests",
    run_under=config.gtest_run_under,
)

# Propagate the temp directory. Windows requires this because it uses \Windows\
# if none of these are present.
if "TMP" in os.environ:
    config.environment["TMP"] = os.environ["TMP"]
if "TEMP" in os.environ:
    config.environment["TEMP"] = os.environ["TEMP"]

# Propagate HOME as it can be used to override incorrect homedir in passwd
# that causes the tests to fail.
if "HOME" in os.environ:
    config.environment["HOME"] = os.environ["HOME"]

# Propagate sanitizer options.
for var in [
    "ASAN_SYMBOLIZER_PATH",
    "HWASAN_SYMBOLIZER_PATH",
    "MSAN_SYMBOLIZER_PATH",
    "TSAN_SYMBOLIZER_PATH",
    "UBSAN_SYMBOLIZER_PATH",
    "ASAN_OPTIONS",
    "HWASAN_OPTIONS",
    "MSAN_OPTIONS",
    "RTSAN_OPTIONS",
    "TSAN_OPTIONS",
    "UBSAN_OPTIONS",
]:
    if var in os.environ:
        config.environment[var] = os.environ[var]

# Win32 seeks DLLs along %PATH%.
if sys.platform in ["win32", "cygwin"] and os.path.isdir(config.shlibdir):
    config.environment["PATH"] = os.path.pathsep.join(
        (config.shlibdir, config.environment["PATH"])
    )

# Win32 may use %SYSTEMDRIVE% during file system shell operations, so propagate.
if sys.platform == "win32" and "SYSTEMDRIVE" in os.environ:
    config.environment["SYSTEMDRIVE"] = os.environ["SYSTEMDRIVE"]