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annotate test/Unit/lit.cfg @ 77:54457678186b LLVM3.6

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LLVM 3.6
author Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
date Mon, 08 Sep 2014 22:06:00 +0900
parents 95c75e76d11b
children 1172e4bd9c6f
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1 # -*- Python -*-
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2
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3 # Configuration file for the 'lit' test runner.
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4
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5 import os
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6
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7 import lit.formats
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8
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9 # name: The name of this test suite.
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10 config.name = 'LLVM-Unit'
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11
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12 # suffixes: A list of file extensions to treat as test files.
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13 config.suffixes = []
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14
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15 # test_source_root: The root path where tests are located.
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16 # test_exec_root: The root path where tests should be run.
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17 llvm_obj_root = getattr(config, 'llvm_obj_root', None)
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18 if llvm_obj_root is not None:
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19 config.test_exec_root = os.path.join(llvm_obj_root, 'unittests')
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20 config.test_source_root = config.test_exec_root
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21
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22 # testFormat: The test format to use to interpret tests.
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23 llvm_build_mode = getattr(config, 'llvm_build_mode', "Debug")
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24 config.test_format = lit.formats.GoogleTest(llvm_build_mode, 'Tests')
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25
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26 # Propagate the temp directory. Windows requires this because it uses \Windows\
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27 # if none of these are present.
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28 if 'TMP' in os.environ:
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29 config.environment['TMP'] = os.environ['TMP']
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30 if 'TEMP' in os.environ:
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31 config.environment['TEMP'] = os.environ['TEMP']
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32
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33 # Propagate path to symbolizer for ASan/MSan.
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34 for symbolizer in ['ASAN_SYMBOLIZER_PATH', 'MSAN_SYMBOLIZER_PATH']:
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35 if symbolizer in os.environ:
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36 config.environment[symbolizer] = os.environ[symbolizer]
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37
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38 # Win32 seeks DLLs along %PATH%.
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39 if sys.platform in ['win32', 'cygwin'] and os.path.isdir(config.shlibdir):
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40 config.environment['PATH'] = os.path.pathsep.join((
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41 config.shlibdir, config.environment['PATH']))
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42
0
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43 ###
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44
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45 # Check that the object root is known.
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46 if config.test_exec_root is None:
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47 # Otherwise, we haven't loaded the site specific configuration (the user is
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48 # probably trying to run on a test file directly, and either the site
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49 # configuration hasn't been created by the build system, or we are in an
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50 # out-of-tree build situation).
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51
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52 # Check for 'llvm_unit_site_config' user parameter, and use that if available.
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53 site_cfg = lit_config.params.get('llvm_unit_site_config', None)
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54 if site_cfg and os.path.exists(site_cfg):
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55 lit_config.load_config(config, site_cfg)
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56 raise SystemExit
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57
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58 # Try to detect the situation where we are using an out-of-tree build by
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59 # looking for 'llvm-config'.
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60 #
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61 # FIXME: I debated (i.e., wrote and threw away) adding logic to
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62 # automagically generate the lit.site.cfg if we are in some kind of fresh
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63 # build situation. This means knowing how to invoke the build system
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64 # though, and I decided it was too much magic.
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65
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66 llvm_config = lit.util.which('llvm-config', config.environment['PATH'])
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67 if not llvm_config:
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68 lit_config.fatal('No site specific configuration available!')
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69
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70 # Get the source and object roots.
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71 llvm_src_root = lit.util.capture(['llvm-config', '--src-root']).strip()
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72 llvm_obj_root = lit.util.capture(['llvm-config', '--obj-root']).strip()
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73
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74 # Validate that we got a tree which points to here.
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75 this_src_root = os.path.join(os.path.dirname(__file__),'..','..')
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76 if os.path.realpath(llvm_src_root) != os.path.realpath(this_src_root):
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77 lit_config.fatal('No site specific configuration available!')
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78
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79 # Check that the site specific configuration exists.
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80 site_cfg = os.path.join(llvm_obj_root, 'test', 'Unit', 'lit.site.cfg')
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81 if not os.path.exists(site_cfg):
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82 lit_config.fatal('No site specific configuration available!')
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83
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84 # Okay, that worked. Notify the user of the automagic, and reconfigure.
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85 lit_config.note('using out-of-tree build at %r' % llvm_obj_root)
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86 lit_config.load_config(config, site_cfg)
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87 raise SystemExit