1# -*- Python -*- 2 3import os 4import platform 5import re 6import subprocess 7 8import lit.formats 9import lit.util 10 11# Configuration file for the 'lit' test runner. 12 13# name: The name of this test suite. 14config.name = 'Clang Tools' 15 16# Tweak PATH for Win32 17if platform.system() == 'Windows': 18 # Seek sane tools in directories and set to $PATH. 19 path = getattr(config, 'lit_tools_dir', None) 20 path = lit_config.getToolsPath(path, 21 config.environment['PATH'], 22 ['cmp.exe', 'grep.exe', 'sed.exe']) 23 if path is not None: 24 path = os.path.pathsep.join((path, 25 config.environment['PATH'])) 26 config.environment['PATH'] = path 27 28# Choose between lit's internal shell pipeline runner and a real shell. If 29# LIT_USE_INTERNAL_SHELL is in the environment, we use that as an override. 30use_lit_shell = os.environ.get("LIT_USE_INTERNAL_SHELL") 31if use_lit_shell: 32 # 0 is external, "" is default, and everything else is internal. 33 execute_external = (use_lit_shell == "0") 34else: 35 # Otherwise we default to internal on Windows and external elsewhere, as 36 # bash on Windows is usually very slow. 37 execute_external = (not sys.platform in ['win32']) 38 39# testFormat: The test format to use to interpret tests. 40# 41# For now we require '&&' between commands, until they get globally killed and 42# the test runner updated. 43config.test_format = lit.formats.ShTest(execute_external) 44 45# suffixes: A list of file extensions to treat as test files. 46config.suffixes = ['.c', '.cpp', '.hpp', '.m', '.mm', '.cu', '.ll', '.cl', '.s', 47 '.modularize', '.module-map-checker', '.test'] 48 49# Test-time dependencies located in directories called 'Inputs' are excluded 50# from test suites; there won't be any lit tests within them. 51config.excludes = ['Inputs'] 52 53# test_source_root: The root path where tests are located. 54config.test_source_root = os.path.dirname(__file__) 55 56# test_exec_root: The root path where tests should be run. 57config.test_exec_root = os.path.join(config.clang_tools_binary_dir, 'test') 58 59# Clear some environment variables that might affect Clang. 60# 61# This first set of vars are read by Clang, but shouldn't affect tests 62# that aren't specifically looking for these features, or are required 63# simply to run the tests at all. 64# 65# FIXME: Should we have a tool that enforces this? 66 67# safe_env_vars = ('TMPDIR', 'TEMP', 'TMP', 'USERPROFILE', 'PWD', 68# 'MACOSX_DEPLOYMENT_TARGET', 'IPHONEOS_DEPLOYMENT_TARGET', 69# 'IOS_SIMULATOR_DEPLOYMENT_TARGET', 70# 'VCINSTALLDIR', 'VC100COMNTOOLS', 'VC90COMNTOOLS', 71# 'VC80COMNTOOLS') 72possibly_dangerous_env_vars = ['COMPILER_PATH', 'RC_DEBUG_OPTIONS', 73 'CINDEXTEST_PREAMBLE_FILE', 'LIBRARY_PATH', 74 'CPATH', 'C_INCLUDE_PATH', 'CPLUS_INCLUDE_PATH', 75 'OBJC_INCLUDE_PATH', 'OBJCPLUS_INCLUDE_PATH', 76 'LIBCLANG_TIMING', 'LIBCLANG_OBJTRACKING', 77 'LIBCLANG_LOGGING', 'LIBCLANG_BGPRIO_INDEX', 78 'LIBCLANG_BGPRIO_EDIT', 'LIBCLANG_NOTHREADS', 79 'LIBCLANG_RESOURCE_USAGE', 80 'LIBCLANG_CODE_COMPLETION_LOGGING'] 81# Clang/Win32 may refer to %INCLUDE%. vsvarsall.bat sets it. 82if platform.system() != 'Windows': 83 possibly_dangerous_env_vars.append('INCLUDE') 84for name in possibly_dangerous_env_vars: 85 if name in config.environment: 86 del config.environment[name] 87 88# Tweak the PATH to include the tools dir and the scripts dir. 89path = os.path.pathsep.join(( 90 config.clang_tools_dir, config.llvm_tools_dir, config.environment['PATH'])) 91config.environment['PATH'] = path 92 93path = os.path.pathsep.join((config.clang_libs_dir, config.llvm_libs_dir, 94 config.environment.get('LD_LIBRARY_PATH',''))) 95config.environment['LD_LIBRARY_PATH'] = path 96 97# When running under valgrind, we mangle '-vg' onto the end of the triple so we 98# can check it with XFAIL and XTARGET. 99if lit_config.useValgrind: 100 config.target_triple += '-vg' 101 102config.available_features.add('crash-recovery') 103# Set available features we allow tests to conditionalize on. 104# 105 106# Shell execution 107if execute_external: 108 config.available_features.add('shell') 109 110# Exclude MSYS due to transforming '/' to 'X:/mingwroot/'. 111if not platform.system() in ['Windows'] or not execute_external: 112 config.available_features.add('shell-preserves-root') 113 114# ANSI escape sequences in non-dumb terminal 115if platform.system() not in ['Windows']: 116 config.available_features.add('ansi-escape-sequences') 117 118if config.clang_staticanalyzer: 119 config.available_features.add('static-analyzer') 120 121# Get shlex.quote if available (added in 3.3), and fall back to pipes.quote if 122# it's not available. 123try: 124 import shlex 125 sh_quote = shlex.quote 126except: 127 import pipes 128 sh_quote = pipes.quote 129python_exec = sh_quote(config.python_executable) 130 131check_clang_tidy = os.path.join( 132 config.test_source_root, "clang-tidy", "check_clang_tidy.py") 133config.substitutions.append( 134 ('%check_clang_tidy', 135 '%s %s' % (python_exec, check_clang_tidy)) ) 136clang_tidy_diff = os.path.join( 137 config.test_source_root, "..", "clang-tidy", "tool", "clang-tidy-diff.py") 138config.substitutions.append( 139 ('%clang_tidy_diff', 140 '%s %s' % (python_exec, clang_tidy_diff)) ) 141run_clang_tidy = os.path.join( 142 config.test_source_root, "..", "clang-tidy", "tool", "run-clang-tidy.py") 143config.substitutions.append( 144 ('%run_clang_tidy', 145 '%s %s' % (python_exec, run_clang_tidy)) ) 146 147clangd_benchmarks_dir = os.path.join(os.path.dirname(config.clang_tools_dir), 148 "tools", "clang", "tools", "extra", 149 "clangd", "benchmarks") 150config.substitutions.append(('%clangd-benchmark-dir', 151 '%s' % (clangd_benchmarks_dir))) 152