1""" 2Verify that the hash computing logic for ValueObject's values can't crash us. 3""" 4 5 6 7import lldb 8from lldbsuite.test.decorators import * 9from lldbsuite.test.lldbtest import * 10from lldbsuite.test import lldbutil 11 12 13class ValueMD5CrashTestCase(TestBase): 14 15 mydir = TestBase.compute_mydir(__file__) 16 17 def setUp(self): 18 # Call super's setUp(). 19 TestBase.setUp(self) 20 # Find the line number to break at. 21 self.line = line_number('main.cpp', '// break here') 22 23 @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24663") 24 def test_with_run_command(self): 25 """Verify that the hash computing logic for ValueObject's values can't crash us.""" 26 self.build() 27 self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) 28 29 lldbutil.run_break_set_by_file_and_line( 30 self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True) 31 32 self.runCmd("run", RUN_SUCCEEDED) 33 34 # The stop reason of the thread should be breakpoint. 35 self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, 36 substrs=['stopped', 37 'stop reason = breakpoint']) 38 39 value = self.frame().FindVariable("a") 40 value.SetPreferDynamicValue(lldb.eDynamicCanRunTarget) 41 42 v = value.GetValue() 43 type_name = value.GetTypeName() 44 self.assertEquals(type_name, "B *", "a is a B*") 45 46 self.runCmd("next") 47 self.runCmd("process kill") 48 49 # now the process is dead, and value needs updating 50 v = value.GetValue() 51 52 # if we are here, instead of crashed, the test succeeded 53