[tests] Update to use lit_config and lit package, as appropriate.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@188073 91177308-0d34-0410-b5e6-96231b3b80d8

test/lit.cfg

@@ -12,6 +12,10 @@ import errno
 import time
 import shlex
 
+import lit.Test
+import lit.formats
+import lit.util
+
 # FIXME: For now, this is cribbed from lit.TestRunner, to avoid introducing a
 # dependency there. What we more ideally would like to do is lift the "xfail"
 # and "requires" handling to be a core lit framework feature.
@@ -207,7 +211,7 @@ config.suffixes = ['.cpp']
 config.test_source_root = os.path.dirname(__file__)
 
 # Gather various compiler parameters.
-cxx_under_test = lit.params.get('cxx_under_test', None)
+cxx_under_test = lit_config.params.get('cxx_under_test', None)
 if cxx_under_test is None:
     cxx_under_test = getattr(config, 'cxx_under_test', None)
 
@@ -215,52 +219,53 @@ if cxx_under_test is None:
     clangxx = lit.util.which('clang++', config.environment['PATH'])
     if clangxx is not None:
         cxx_under_test = clangxx
-        lit.note("inferred cxx_under_test as: %r" % (cxx_under_test,))
+        lit_config.note("inferred cxx_under_test as: %r" % (cxx_under_test,))
 if cxx_under_test is None:
-    lit.fatal('must specify user parameter cxx_under_test '
+    lit_config.fatal('must specify user parameter cxx_under_test '
                      '(e.g., --param=cxx_under_test=clang++)')
 
-libcxx_src_root = lit.params.get('libcxx_src_root', None)
+libcxx_src_root = lit_config.params.get('libcxx_src_root', None)
 if libcxx_src_root is None:
     libcxx_src_root = getattr(config, 'libcxx_src_root', None)
     if libcxx_src_root is None:
         libcxx_src_root = os.path.dirname(config.test_source_root)
 
-libcxx_obj_root = lit.params.get('libcxx_obj_root', None)
+libcxx_obj_root = lit_config.params.get('libcxx_obj_root', None)
 if libcxx_obj_root is None:
     libcxx_obj_root = getattr(config, 'libcxx_obj_root', None)
     if libcxx_obj_root is None:
         libcxx_obj_root = libcxx_src_root
 
-cxx_has_stdcxx0x_flag_str = lit.params.get('cxx_has_stdcxx0x_flag', None)
+cxx_has_stdcxx0x_flag_str = lit_config.params.get('cxx_has_stdcxx0x_flag', None)
 if cxx_has_stdcxx0x_flag_str is not None:
     if cxx_has_stdcxx0x_flag_str.lower() in ('1', 'true'):
         cxx_has_stdcxx0x_flag = True
     elif cxx_has_stdcxx0x_flag_str.lower() in ('', '0', 'false'):
         cxx_has_stdcxx0x_flag = False
     else:
-        lit.fatal('user parameter cxx_has_stdcxx0x_flag_str should be 0 or 1')
+        lit_config.fatal(
+            'user parameter cxx_has_stdcxx0x_flag_str should be 0 or 1')
 else:
     cxx_has_stdcxx0x_flag = getattr(config, 'cxx_has_stdcxx0x_flag', True)
 
 # This test suite supports testing against either the system library or the
 # locally built one; the former mode is useful for testing ABI compatibility
 # between the current headers and a shipping dynamic library.
-use_system_lib_str = lit.params.get('use_system_lib', None)
+use_system_lib_str = lit_config.params.get('use_system_lib', None)
 if use_system_lib_str is not None:
     if use_system_lib_str.lower() in ('1', 'true'):
         use_system_lib = True
     elif use_system_lib_str.lower() in ('', '0', 'false'):
         use_system_lib = False
     else:
-        lit.fatal('user parameter use_system_lib should be 0 or 1')
+        lit_config.fatal('user parameter use_system_lib should be 0 or 1')
 else:
     # Default to testing against the locally built libc++ library.
     use_system_lib = False
-    lit.note("inferred use_system_lib as: %r" % (use_system_lib,))
+    lit_config.note("inferred use_system_lib as: %r" % (use_system_lib,))
 
 link_flags = []
-link_flags_str = lit.params.get('link_flags', None)
+link_flags_str = lit_config.params.get('link_flags', None)
 if link_flags_str is None:
     link_flags_str = getattr(config, 'link_flags', None)
     if link_flags_str is None:
@@ -270,8 +275,8 @@ if link_flags_str is None:
             link_flags += ['-lsupc++', '-lgcc_eh', '-lc', '-lm', '-lpthread',
                 '-lrt', '-lgcc_s']
         else:
-            lit.fatal("unrecognized system")
+            lit_config.fatal("unrecognized system")
-        lit.note("inferred link_flags as: %r" % (link_flags,))
+        lit_config.note("inferred link_flags as: %r" % (link_flags,))
 if not link_flags_str is None:
     link_flags += shlex.split(link_flags_str)
 
@@ -294,7 +299,7 @@ elif sys.platform == 'linux2':
     compile_flags += ['-D__STDC_FORMAT_MACROS', '-D__STDC_LIMIT_MACROS',
         '-D__STDC_CONSTANT_MACROS']
 else:
-    lit.fatal("unrecognized system")
+    lit_config.fatal("unrecognized system")
 
 config.test_format = LibcxxTestFormat(
     cxx_under_test,
@@ -303,12 +308,12 @@ config.test_format = LibcxxTestFormat(
     exec_env = exec_env)
 
 # Get or infer the target triple.
-config.target_triple = lit.params.get('target_triple', None)
+config.target_triple = lit_config.params.get('target_triple', None)
 # If no target triple was given, try to infer it from the compiler under test.
 if config.target_triple is None:
     config.target_triple = lit.util.capture(
         [cxx_under_test, '-dumpmachine']).strip()
-    lit.note("inferred target_triple as: %r" % (config.target_triple,))
+    lit_config.note("inferred target_triple as: %r" % (config.target_triple,))
 
 # Write an "available feature" that combines the triple when use_system_lib is
 # enabled. This is so that we can easily write XFAIL markers for tests that are

test/lit.site.cfg.in

@@ -7,4 +7,4 @@ config.python_executable     = "@PYTHON_EXECUTABLE@"
 config.enable_shared         = @LIBCXX_ENABLE_SHARED@
 
 # Let the main config do the real work.
-lit.load_config(config, "@LIBCXX_SOURCE_DIR@/test/lit.cfg")
+lit_config.load_config(config, "@LIBCXX_SOURCE_DIR@/test/lit.cfg")