TestWatchpointConditionCmd.py revision 9351b4ff5bd824856dd9894d2005b29a020dfdd8
11e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen""" 21e8a14af674e2761f257440c46c8aca34f53b951Johnny ChenTest watchpoint modify command to set condition on a watchpoint. 31e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen""" 41e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 51e8a14af674e2761f257440c46c8aca34f53b951Johnny Chenimport os, time 61e8a14af674e2761f257440c46c8aca34f53b951Johnny Chenimport unittest2 71e8a14af674e2761f257440c46c8aca34f53b951Johnny Chenimport lldb 81e8a14af674e2761f257440c46c8aca34f53b951Johnny Chenfrom lldbtest import * 91e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 101e8a14af674e2761f257440c46c8aca34f53b951Johnny Chenclass WatchpointConditionCmdTestCase(TestBase): 111e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 121e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen mydir = os.path.join("functionalities", "watchpoint", "watchpoint_commands", "condition") 131e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 141e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen def setUp(self): 151e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Call super's setUp(). 161e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen TestBase.setUp(self) 171e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Our simple source filename. 181e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.source = 'main.cpp' 191e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Find the line number to break inside main(). 201e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.line = line_number(self.source, '// Set break point at this line.') 211e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # And the watchpoint variable declaration line number. 221e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.decl = line_number(self.source, '// Watchpoint variable declaration.') 231e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Build dictionary to have unique executable names for each test method. 241e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.exe_name = self.testMethodName 251e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.d = {'CXX_SOURCES': self.source, 'EXE': self.exe_name} 261e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 271e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") 281e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen def test_watchpoint_cond_with_dsym(self): 291e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen """Test watchpoint condition.""" 301e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.buildDsym(dictionary=self.d) 311e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.setTearDownCleanup(dictionary=self.d) 321e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.watchpoint_condition() 331e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 341e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen def test_watchpoint_cond_with_dwarf(self): 351e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen """Test watchpoint condition.""" 361e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.buildDwarf(dictionary=self.d) 371e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.setTearDownCleanup(dictionary=self.d) 381e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.watchpoint_condition() 391e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 401e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen def watchpoint_condition(self): 411e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen """Do watchpoint condition 'global==5'.""" 421e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen exe = os.path.join(os.getcwd(), self.exe_name) 431e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) 441e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 451e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Add a breakpoint to set a watchpoint when stopped on the breakpoint. 461e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("breakpoint set -l %d" % self.line, BREAKPOINT_CREATED, 471e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen startstr = "Breakpoint created: 1: file ='%s', line = %d, locations = 1" % 481e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen (self.source, self.line)) 491e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 501e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Run the program. 511e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.runCmd("run", RUN_SUCCEEDED) 521e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 531e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # We should be stopped again due to the breakpoint. 541e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # The stop reason of the thread should be breakpoint. 551e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, 561e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen substrs = ['stopped', 571e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 'stop reason = breakpoint']) 581e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 591e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Now let's set a write-type watchpoint for 'global'. 601e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # With a condition of 'global==5'. 611e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("frame variable -w write -g -L global", WATCHPOINT_CREATED, 621e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen substrs = ['Watchpoint created', 'size = 4', 'type = w', 639351b4ff5bd824856dd9894d2005b29a020dfdd8Johnny Chen '%s:%d' % (self.source, self.decl)]) 641e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 651e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.runCmd("watchpoint modify -c 'global==5'") 661e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 671e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Use the '-v' option to do verbose listing of the watchpoint. 681e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # The hit count should be 0 initially. 691e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("watchpoint list -v", 701e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen substrs = ['hit_count = 0', 'global==5']) 711e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 721e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.runCmd("process continue") 731e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 741e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # We should be stopped again due to the watchpoint (write type). 751e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # The stop reason of the thread should be watchpoint. 761e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("thread backtrace", STOPPED_DUE_TO_WATCHPOINT, 771e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen substrs = ['stop reason = watchpoint']) 781e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("frame variable -g global", 791e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen substrs = ['(int32_t)', 'global = 5']) 801e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 811e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # Use the '-v' option to do verbose listing of the watchpoint. 821e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen # The hit count should now be 2. 831e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen self.expect("watchpoint list -v", 841e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen substrs = ['hit_count = 5']) 851e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 861e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen 871e8a14af674e2761f257440c46c8aca34f53b951Johnny Chenif __name__ == '__main__': 881e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen import atexit 891e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen lldb.SBDebugger.Initialize() 901e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen atexit.register(lambda: lldb.SBDebugger.Terminate()) 911e8a14af674e2761f257440c46c8aca34f53b951Johnny Chen unittest2.main() 92