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