debuginfo-tests/lit.cfg.py

   1 # -*- Python -*-
   2
   3 import os
   4 import platform
   5 import re
   6 import subprocess
   7 import sys
   8 import tempfile
   9
  10 import lit.formats
  11 import lit.util
  12
  13 from lit.llvm import llvm_config
  14 from lit.llvm.subst import ToolSubst
  15 from lit.llvm.subst import FindTool
  16
  17 # Configuration file for the 'lit' test runner.
  18
  19 # name: The name of this test suite.
  20 config.name = 'debuginfo-tests'
  21
  22 # testFormat: The test format to use to interpret tests.
  23 #
  24 # For now we require '&&' between commands, until they get globally killed and
  25 # the test runner updated.
  26 config.test_format = lit.formats.ShTest(not llvm_config.use_lit_shell)
  27
  28 # suffixes: A list of file extensions to treat as test files.
  29 config.suffixes = ['.c', '.cpp', '.m']
  30
  31 # excludes: A list of directories to exclude from the testsuite. The 'Inputs'
  32 # subdirectories contain auxiliary inputs for various tests in their parent
  33 # directories.
  34 config.excludes = ['Inputs']
  35
  36 # test_source_root: The root path where tests are located.
  37 config.test_source_root = os.path.join(config.debuginfo_tests_src_root)
  38
  39 # test_exec_root: The root path where tests should be run.
  40 config.test_exec_root = config.debuginfo_tests_obj_root
  41
  42 llvm_config.use_default_substitutions()
  43
  44 tools = [
  45     ToolSubst('%test_debuginfo', command=os.path.join(
  46         config.debuginfo_tests_src_root, 'llgdb-tests', 'test_debuginfo.pl')),
  47     ToolSubst("%llvm_src_root", config.llvm_src_root),
  48     ToolSubst("%llvm_tools_dir", config.llvm_tools_dir),
  49 ]
  50
  51 def get_required_attr(config, attr_name):
  52   attr_value = getattr(config, attr_name, None)
  53   if attr_value == None:
  54     lit_config.fatal(
  55       "No attribute %r in test configuration! You may need to run "
  56       "tests from your build directory or add this attribute "
  57       "to lit.site.cfg " % attr_name)
  58   return attr_value
  59
  60 # If this is an MSVC environment, the tests at the root of the tree are
  61 # unsupported. The local win_cdb test suite, however, is supported.
  62 is_msvc = get_required_attr(config, "is_msvc")
  63 if is_msvc:
  64     config.available_features.add('msvc')
  65     # FIXME: We should add some llvm lit utility code to find the Windows SDK
  66     # and set up the environment appopriately.
  67     win_sdk = 'C:/Program Files (x86)/Windows Kits/10/'
  68     arch = 'x64'
  69     llvm_config.with_system_environment(['LIB', 'LIBPATH', 'INCLUDE'])
  70     # Clear _NT_SYMBOL_PATH to prevent cdb from attempting to load symbols from
  71     # the network.
  72     llvm_config.with_environment('_NT_SYMBOL_PATH', '')
  73     tools.append(ToolSubst('%cdb', '"%s"' % os.path.join(win_sdk, 'Debuggers',
  74                                                          arch, 'cdb.exe')))
  75
  76 # clang_src_dir is not used by these tests, but is required by
  77 # use_clang(), so set it to "".
  78 if not hasattr(config, 'clang_src_dir'):
  79     config.clang_src_dir = ""
  80 llvm_config.use_clang()
  81
  82 if config.llvm_use_sanitizer:
  83     # Propagate path to symbolizer for ASan/MSan.
  84     llvm_config.with_system_environment(
  85         ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH'])
  86 llvm_config.with_environment('PATHTOCLANG', llvm_config.config.clang)
  87 llvm_config.with_environment('PATHTOCLANGPP', llvm_config.use_llvm_tool('clang++'))
  88 llvm_config.with_environment('PATHTOCLANGCL', llvm_config.use_llvm_tool('clang-cl'))
  89
  90 # Check which debuggers are available:
  91 built_lldb = llvm_config.use_llvm_tool('lldb', search_env='CLANG')
  92 lldb_path = None
  93 if built_lldb is not None:
  94     lldb_path = built_lldb
  95 elif lit.util.which('lldb') is not None:
  96     lldb_path = lit.util.which('lldb')
  97
  98 if lldb_path is not None:
  99     config.available_features.add('lldb')
 100
 101 # Produce dexter path, lldb path, and combine into the %dexter substitution
 102 # for running a test.
 103 dexter_path = os.path.join(config.debuginfo_tests_src_root,
 104                            'dexter', 'dexter.py')
 105 dexter_test_cmd = '"{}" "{}" test'.format(config.python3_executable, dexter_path)
 106 if lldb_path is not None:
 107   dexter_test_cmd += ' --lldb-executable {}'.format(lldb_path)
 108 tools.append(ToolSubst('%dexter', dexter_test_cmd))
 109
 110 # For testing other bits of dexter that aren't under the "test" subcommand,
 111 # have a %dexter_base substitution.
 112 dexter_base_cmd = '"{}" "{}"'.format(config.python3_executable, dexter_path)
 113 tools.append(ToolSubst('%dexter_base', dexter_base_cmd))
 114
 115 tool_dirs = [config.llvm_tools_dir]
 116
 117 llvm_config.add_tool_substitutions(tools, tool_dirs)
 118
 119 lit.util.usePlatformSdkOnDarwin(config, lit_config)
 120
 121 # available_features: REQUIRES/UNSUPPORTED lit commands look at this list.
 122 if platform.system() == 'Darwin':
 123     import subprocess
 124     xcode_lldb_vers = subprocess.check_output(['xcrun', 'lldb', '--version']).decode("utf-8")
 125     match = re.search('lldb-(\d+)', xcode_lldb_vers)
 126     if match:
 127         apple_lldb_vers = int(match.group(1))
 128         if apple_lldb_vers < 1000:
 129             config.available_features.add('apple-lldb-pre-1000')
 130