1 # -*- Python -*- 2 3 # Configuration file for the 'lit' test runner. 4 5 import os 6 7 # name: The name of this test suite. 8 config.name = 'LLVM-Unit' 9 10 # suffixes: A list of file extensions to treat as test files. 11 config.suffixes = [] 12 13 # test_source_root: The root path where tests are located. 14 # test_exec_root: The root path where tests should be run. 15 llvm_obj_root = getattr(config, 'llvm_obj_root', None) 16 if llvm_obj_root is not None: 17 config.test_exec_root = os.path.join(llvm_obj_root, 'unittests') 18 config.test_source_root = config.test_exec_root 19 20 # testFormat: The test format to use to interpret tests. 21 llvm_build_mode = getattr(config, 'llvm_build_mode', "Debug") 22 config.test_format = lit.formats.GoogleTest(llvm_build_mode, 'Tests') 23 24 # Propagate the temp directory. Windows requires this because it uses \Windows\ 25 # if none of these are present. 26 if 'TMP' in os.environ: 27 config.environment['TMP'] = os.environ['TMP'] 28 if 'TEMP' in os.environ: 29 config.environment['TEMP'] = os.environ['TEMP'] 30 31 ### 32 33 # Check that the object root is known. 34 if config.test_exec_root is None: 35 # Otherwise, we haven't loaded the site specific configuration (the user is 36 # probably trying to run on a test file directly, and either the site 37 # configuration hasn't been created by the build system, or we are in an 38 # out-of-tree build situation). 39 40 # Check for 'llvm_unit_site_config' user parameter, and use that if available. 41 site_cfg = lit.params.get('llvm_unit_site_config', None) 42 if site_cfg and os.path.exists(site_cfg): 43 lit.load_config(config, site_cfg) 44 raise SystemExit 45 46 # Try to detect the situation where we are using an out-of-tree build by 47 # looking for 'llvm-config'. 48 # 49 # FIXME: I debated (i.e., wrote and threw away) adding logic to 50 # automagically generate the lit.site.cfg if we are in some kind of fresh 51 # build situation. This means knowing how to invoke the build system 52 # though, and I decided it was too much magic. 53 54 llvm_config = lit.util.which('llvm-config', config.environment['PATH']) 55 if not llvm_config: 56 lit.fatal('No site specific configuration available!') 57 58 # Get the source and object roots. 59 llvm_src_root = lit.util.capture(['llvm-config', '--src-root']).strip() 60 llvm_obj_root = lit.util.capture(['llvm-config', '--obj-root']).strip() 61 62 # Validate that we got a tree which points to here. 63 this_src_root = os.path.join(os.path.dirname(__file__),'..','..') 64 if os.path.realpath(llvm_src_root) != os.path.realpath(this_src_root): 65 lit.fatal('No site specific configuration available!') 66 67 # Check that the site specific configuration exists. 68 site_cfg = os.path.join(llvm_obj_root, 'test', 'Unit', 'lit.site.cfg') 69 if not os.path.exists(site_cfg): 70 lit.fatal('No site specific configuration available!') 71 72 # Okay, that worked. Notify the user of the automagic, and reconfigure. 73 lit.note('using out-of-tree build at %r' % llvm_obj_root) 74 lit.load_config(config, site_cfg) 75 raise SystemExit 76 77 # If necessary, point the dynamic loader at libLLVM.so. 78 if config.enable_shared: 79 shlibpath = config.environment.get(config.shlibpath_var,'') 80 if shlibpath: 81 shlibpath = os.pathsep + shlibpath 82 shlibpath = config.shlibdir + shlibpath 83 config.environment[config.shlibpath_var] = shlibpath 84
