clang-tools-extra/test/lit.cfg.py

# -*- Python -*-

import os
import shlex

import lit.formats

from lit.llvm import llvm_config

# Configuration file for the 'lit' test runner.

# name: The name of this test suite.
config.name = 'Clang Tools'

# testFormat: The test format to use to interpret tests.
config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)

# suffixes: A list of file extensions to treat as test files.
config.suffixes = ['.c', '.cpp', '.hpp', '.m', '.mm', '.cu', '.ll', '.cl', '.s',
  '.modularize', '.module-map-checker', '.test']

# Test-time dependencies located in directories called 'Inputs' are excluded
# from test suites; there won't be any lit tests within them.
config.excludes = ['Inputs']

# test_source_root: The root path where tests are located.
config.test_source_root = os.path.dirname(__file__)

# test_exec_root: The root path where tests should be run.
config.test_exec_root = os.path.join(config.clang_tools_binary_dir, 'test')

# Tools need the same environment setup as clang (we don't need clang itself).
llvm_config.use_clang(required = False)

if config.clang_tidy_staticanalyzer:
    config.available_features.add('static-analyzer')

python_exec = shlex.quote(config.python_executable)
check_clang_tidy = os.path.join(
    config.test_source_root, "clang-tidy", "check_clang_tidy.py")
config.substitutions.append(
    ('%check_clang_tidy',
     '%s %s' % (python_exec, check_clang_tidy)) )
clang_tidy_diff = os.path.join(
    config.test_source_root, "..", "clang-tidy", "tool", "clang-tidy-diff.py")
config.substitutions.append(
    ('%clang_tidy_diff',
     '%s %s' % (python_exec, clang_tidy_diff)) )
run_clang_tidy = os.path.join(
    config.test_source_root, "..", "clang-tidy", "tool", "run-clang-tidy.py")
config.substitutions.append(
    ('%run_clang_tidy',
     '%s %s' % (python_exec, run_clang_tidy)) )
clang_tidy_headers = os.path.join(
    config.test_source_root, "clang-tidy", "checkers", "Inputs", "Headers")
config.substitutions.append(
    ("%clang_tidy_headers", clang_tidy_headers) )

# Plugins (loadable modules)
if config.has_plugins and config.llvm_plugin_ext:
    config.available_features.add('plugins')

# It is not realistically possible to account for all options that could
# possibly be present in system and user configuration files, so disable
# default configs for the test runs.
config.environment["CLANG_NO_DEFAULT_CONFIG"] = "1"