libc/test/lit.site.cfg.py.in

@LIT_SITE_CFG_IN_HEADER@

import os
import site

# Configuration values from CMake
config.llvm_tools_dir = lit_config.substitute(path(r"@LLVM_TOOLS_DIR@"))
config.libc_src_root = path(r"@LIBC_SOURCE_DIR@")
config.libc_obj_root = path(r"@LIBC_BUILD_DIR@")
config.libc_test_cmd = "@LIBC_TEST_CMD@"
config.libc_crosscompiling_emulator = path(r"@CMAKE_CROSSCOMPILING_EMULATOR@")

# If no explicit test command is set, use the cross-compiling emulator.
if not config.libc_test_cmd and config.libc_crosscompiling_emulator:
    config.libc_test_cmd = config.libc_crosscompiling_emulator

# Add libc's utils directory to the path so we can import the test format.
site.addsitedir(os.path.join(config.libc_src_root, "utils"))
import libctest

# name: The name of this test suite.
config.name = "libc"

# testFormat: Use libc's custom test format that discovers pre-built
# test executables (Libc*Tests) in the build directory.
config.test_format = libctest.LibcTest()

# excludes: A list of directories to exclude from the testsuite.
config.excludes = ["Inputs", "CMakeLists.txt", "README.txt", "LICENSE.txt"]

# test_source_root: The root path where tests are located.
# test_exec_root: The root path where test executables are built.
# Set both to the build directory so ExecutableTest finds executables correctly.
config.test_exec_root = os.path.join(config.libc_obj_root, "test")
config.test_source_root = config.test_exec_root

# Add tool directories to PATH (in case we add FileCheck tests later).
if hasattr(config, "llvm_tools_dir") and config.llvm_tools_dir:
    config.environment["PATH"] = os.path.pathsep.join(
        [config.llvm_tools_dir, config.environment.get("PATH", "")]
    )

# Limit concurrent GPU tests to avoid overloading the GPU driver.
libc_gpu_test_jobs = "@LIBC_GPU_TEST_JOBS@"
if libc_gpu_test_jobs:
    lit_config.parallelism_groups["libc-gpu"] = int(libc_gpu_test_jobs)
    config.parallelism_group = "libc-gpu"