12 class Fail(Exception):
13 def __init__(self, test, msg):
17 return '\'%s\' - %s' % (self.test.path, self.msg)
19 class Unsup(Exception):
20 def __init__(self, test):
23 return '\'%s\'' % self.test.path
54 'exclude_callchain_kernel',
55 'exclude_callchain_user',
67 log.debug(" %s = %s" % (key, val))
70 def __init__(self, name, data, base):
71 log.info(" Event %s" % name);
77 def compare_data(self, a, b):
78 # Allow multiple values in assignment separated by '|'
84 if (a_item == b_item):
86 elif (a_item == '*') or (b_item == '*'):
91 def equal(self, other):
93 log.debug(" [%s] %s %s" % (t, self[t], other[t]));
94 if not self.has_key(t) or not other.has_key(t):
96 if not self.compare_data(self[t], other[t]):
100 # Test file description needs to have following sections:
102 # - just single instance in file
103 # - needs to specify:
104 # 'command' - perf command name
105 # 'args' - special command arguments
106 # 'ret' - expected command return value (0 by default)
109 # - one or multiple instances in file
110 # - expected values assignments
112 def __init__(self, path, options):
113 parser = ConfigParser.SafeConfigParser()
116 log.warning("running '%s'" % path)
119 self.test_dir = options.test_dir
120 self.perf = options.perf
121 self.command = parser.get('config', 'command')
122 self.args = parser.get('config', 'args')
125 self.ret = parser.get('config', 'ret')
131 log.info(" loading expected events");
132 self.load_events(path, self.expect)
134 def is_event(self, name):
135 if name.find("event") == -1:
140 def load_events(self, path, events):
141 parser_event = ConfigParser.SafeConfigParser()
142 parser_event.read(path)
144 # The event record section header contains 'event' word,
145 # optionaly followed by ':' allowing to load 'parent
146 # event' first as a base
147 for section in filter(self.is_event, parser_event.sections()):
149 parser_items = parser_event.items(section);
152 # Read parent event if there's any
154 base = section[section.index(':') + 1:]
155 parser_base = ConfigParser.SafeConfigParser()
156 parser_base.read(self.test_dir + '/' + base)
157 base_items = parser_base.items('event')
159 e = Event(section, parser_items, base_items)
162 def run_cmd(self, tempdir):
163 cmd = "PERF_TEST_ATTR=%s %s %s -o %s/perf.data %s" % (tempdir,
164 self.perf, self.command, tempdir, self.args)
165 ret = os.WEXITSTATUS(os.system(cmd))
167 log.info(" running '%s' ret %d " % (cmd, ret))
169 if ret != int(self.ret):
172 def compare(self, expect, result):
175 log.info(" compare");
177 # For each expected event find all matching
178 # events in result. Fail if there's not any.
179 for exp_name, exp_event in expect.items():
181 log.debug(" matching [%s]" % exp_name)
182 for res_name, res_event in result.items():
183 log.debug(" to [%s]" % res_name)
184 if (exp_event.equal(res_event)):
185 exp_list.append(res_name)
188 log.debug(" ->FAIL");
190 log.info(" match: [%s] matches %s" % (exp_name, str(exp_list)))
192 # we did not any matching event - fail
194 raise Fail(self, 'match failure');
196 match[exp_name] = exp_list
198 # For each defined group in the expected events
199 # check we match the same group in the result.
200 for exp_name, exp_event in expect.items():
201 group = exp_event.group
206 for res_name in match[exp_name]:
207 res_group = result[res_name].group
208 if res_group not in match[group]:
209 raise Fail(self, 'group failure')
211 log.info(" group: [%s] matches group leader %s" %
212 (exp_name, str(match[group])))
216 def resolve_groups(self, events):
217 for name, event in events.items():
218 group_fd = event['group_fd'];
222 for iname, ievent in events.items():
223 if (ievent['fd'] == group_fd):
225 log.debug('[%s] has group leader [%s]' % (name, iname))
229 tempdir = tempfile.mkdtemp();
232 # run the test script
233 self.run_cmd(tempdir);
235 # load events expectation for the test
236 log.info(" loading result events");
237 for f in glob.glob(tempdir + '/event*'):
238 self.load_events(f, self.result);
240 # resolve group_fd to event names
241 self.resolve_groups(self.expect);
242 self.resolve_groups(self.result);
244 # do the expectation - results matching - both ways
245 self.compare(self.expect, self.result)
246 self.compare(self.result, self.expect)
250 shutil.rmtree(tempdir)
253 def run_tests(options):
254 for f in glob.glob(options.test_dir + '/' + options.test):
256 Test(f, options).run()
258 log.warning("unsupp %s" % obj.getMsg())
260 def setup_log(verbose):
262 level = logging.CRITICAL
265 level = logging.WARNING
269 level = logging.DEBUG
271 log = logging.getLogger('test')
273 ch = logging.StreamHandler()
275 formatter = logging.Formatter('%(message)s')
276 ch.setFormatter(formatter)
279 USAGE = '''%s [OPTIONS]
281 -p path # perf binary
282 -t test # single test
287 parser = optparse.OptionParser(usage=USAGE)
289 parser.add_option("-t", "--test",
290 action="store", type="string", dest="test")
291 parser.add_option("-d", "--test-dir",
292 action="store", type="string", dest="test_dir")
293 parser.add_option("-p", "--perf",
294 action="store", type="string", dest="perf")
295 parser.add_option("-v", "--verbose",
296 action="count", dest="verbose")
298 options, args = parser.parse_args()
300 parser.error('FAILED wrong arguments %s' % ' '.join(args))
303 setup_log(options.verbose)
305 if not options.test_dir:
306 print 'FAILED no -d option specified'
310 options.test = 'test*'
316 print "FAILED %s" % obj.getMsg();
321 if __name__ == '__main__':