diff options
Diffstat (limited to 'lldb/test/lang/cpp/dynamic-value/TestDynamicValue.py')
| -rw-r--r-- | lldb/test/lang/cpp/dynamic-value/TestDynamicValue.py | 234 |
1 files changed, 0 insertions, 234 deletions
diff --git a/lldb/test/lang/cpp/dynamic-value/TestDynamicValue.py b/lldb/test/lang/cpp/dynamic-value/TestDynamicValue.py deleted file mode 100644 index a40479cf3973..000000000000 --- a/lldb/test/lang/cpp/dynamic-value/TestDynamicValue.py +++ /dev/null @@ -1,234 +0,0 @@ -""" -Use lldb Python API to test dynamic values in C++ -""" - -import os, time -import re -import unittest2 -import lldb, lldbutil -from lldbtest import * - -class DynamicValueTestCase(TestBase): - - mydir = os.path.join("lang", "cpp", "dynamic-value") - - @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") - @python_api_test - @dsym_test - def test_get_dynamic_vals_with_dsym(self): - """Test fetching C++ dynamic values from pointers & references.""" - self.buildDsym() - self.do_get_dynamic_vals() - - @python_api_test - @dwarf_test - def test_get_dynamic_vals_with_dwarf(self): - """Test fetching C++ dynamic values from pointers & references.""" - self.buildDwarf() - self.do_get_dynamic_vals() - - def setUp(self): - # Call super's setUp(). - TestBase.setUp(self) - - # Find the line number to break for main.c. - - self.do_something_line = line_number('pass-to-base.cpp', '// Break here in doSomething.') - self.main_first_call_line = line_number('pass-to-base.cpp', - '// Break here and get real addresses of myB and otherB.') - self.main_second_call_line = line_number('pass-to-base.cpp', - '// Break here and get real address of reallyA.') - - def examine_value_object_of_this_ptr (self, this_static, this_dynamic, dynamic_location): - - # Get "this" as its static value - - self.assertTrue (this_static) - this_static_loc = int (this_static.GetValue(), 16) - - # Get "this" as its dynamic value - - self.assertTrue (this_dynamic) - this_dynamic_typename = this_dynamic.GetTypeName() - self.assertTrue (this_dynamic_typename.find('B') != -1) - this_dynamic_loc = int (this_dynamic.GetValue(), 16) - - # Make sure we got the right address for "this" - - self.assertTrue (this_dynamic_loc == dynamic_location) - - # And that the static address is greater than the dynamic one - - self.assertTrue (this_static_loc > this_dynamic_loc) - - # Now read m_b_value which is only in the dynamic value: - - use_dynamic = lldb.eDynamicCanRunTarget - no_dynamic = lldb.eNoDynamicValues - - this_dynamic_m_b_value = this_dynamic.GetChildMemberWithName('m_b_value', use_dynamic) - self.assertTrue (this_dynamic_m_b_value) - - m_b_value = int (this_dynamic_m_b_value.GetValue(), 0) - self.assertTrue (m_b_value == 10) - - # Make sure it is not in the static version - - this_static_m_b_value = this_static.GetChildMemberWithName('m_b_value', no_dynamic) - self.assertFalse (this_static_m_b_value) - - # Okay, now let's make sure that we can get the dynamic type of a child element: - - contained_auto_ptr = this_dynamic.GetChildMemberWithName ('m_client_A', use_dynamic) - self.assertTrue (contained_auto_ptr) - contained_b = contained_auto_ptr.GetChildMemberWithName ('_M_ptr', use_dynamic) - self.assertTrue (contained_b) - - contained_b_static = contained_auto_ptr.GetChildMemberWithName ('_M_ptr', no_dynamic) - self.assertTrue (contained_b_static) - - contained_b_addr = int (contained_b.GetValue(), 16) - contained_b_static_addr = int (contained_b_static.GetValue(), 16) - - self.assertTrue (contained_b_addr < contained_b_static_addr) - - def do_get_dynamic_vals(self): - """Get argument vals for the call stack when stopped on a breakpoint.""" - exe = os.path.join(os.getcwd(), "a.out") - - # Create a target from the debugger. - - target = self.dbg.CreateTarget (exe) - self.assertTrue(target, VALID_TARGET) - - # Set up our breakpoints: - - do_something_bpt = target.BreakpointCreateByLocation('pass-to-base.cpp', self.do_something_line) - self.assertTrue(do_something_bpt, - VALID_BREAKPOINT) - - first_call_bpt = target.BreakpointCreateByLocation('pass-to-base.cpp', self.main_first_call_line) - self.assertTrue(first_call_bpt, - VALID_BREAKPOINT) - - second_call_bpt = target.BreakpointCreateByLocation('pass-to-base.cpp', self.main_second_call_line) - self.assertTrue(second_call_bpt, - VALID_BREAKPOINT) - - # Now launch the process, and do not stop at the entry point. - process = target.LaunchSimple (None, None, os.getcwd()) - - self.assertTrue(process.GetState() == lldb.eStateStopped, - PROCESS_STOPPED) - - threads = lldbutil.get_threads_stopped_at_breakpoint (process, first_call_bpt) - self.assertTrue (len(threads) == 1) - thread = threads[0] - - frame = thread.GetFrameAtIndex(0) - - # Now find the dynamic addresses of myB and otherB so we can compare them - # with the dynamic values we get in doSomething: - - use_dynamic = lldb.eDynamicCanRunTarget - no_dynamic = lldb.eNoDynamicValues - - myB = frame.FindVariable ('myB', no_dynamic); - self.assertTrue (myB) - myB_loc = int (myB.GetLocation(), 16) - - otherB = frame.FindVariable('otherB', no_dynamic) - self.assertTrue (otherB) - otherB_loc = int (otherB.GetLocation(), 16) - - # Okay now run to doSomething: - - threads = lldbutil.continue_to_breakpoint (process, do_something_bpt) - self.assertTrue (len(threads) == 1) - thread = threads[0] - - frame = thread.GetFrameAtIndex(0) - - # Get "this" using FindVariable: - - this_static = frame.FindVariable ('this', no_dynamic) - this_dynamic = frame.FindVariable ('this', use_dynamic) - self.examine_value_object_of_this_ptr (this_static, this_dynamic, myB_loc) - - # Now make sure that the "GetDynamicValue" works: - # This doesn't work currently because we can't get dynamic values from ConstResult objects. - fetched_dynamic_value = this_static.GetDynamicValue(use_dynamic) - self.examine_value_object_of_this_ptr (this_static, fetched_dynamic_value, myB_loc) - - # And conversely that the GetDynamicValue() interface also works: - fetched_static_value = this_dynamic.GetStaticValue() - self.examine_value_object_of_this_ptr (fetched_static_value, this_dynamic, myB_loc) - - # Get "this" using FindValue, make sure that works too: - this_static = frame.FindValue ('this', lldb.eValueTypeVariableArgument, no_dynamic) - this_dynamic = frame.FindValue ('this', lldb.eValueTypeVariableArgument, use_dynamic) - self.examine_value_object_of_this_ptr (this_static, this_dynamic, myB_loc) - - # Get "this" using the EvaluateExpression: - this_static = frame.EvaluateExpression ('this', False) - this_dynamic = frame.EvaluateExpression ('this', True) - self.examine_value_object_of_this_ptr (this_static, this_dynamic, myB_loc) - - # The "frame var" code uses another path to get into children, so let's - # make sure that works as well: - - self.expect('frame var -d run-target anotherA.m_client_A._M_ptr', 'frame var finds its way into a child member', - patterns = ['\(B \*\)']) - - # Now make sure we also get it right for a reference as well: - - anotherA_static = frame.FindVariable ('anotherA', False) - self.assertTrue (anotherA_static) - anotherA_static_addr = int (anotherA_static.GetValue(), 16) - - anotherA_dynamic = frame.FindVariable ('anotherA', True) - self.assertTrue (anotherA_dynamic) - anotherA_dynamic_addr = int (anotherA_dynamic.GetValue(), 16) - anotherA_dynamic_typename = anotherA_dynamic.GetTypeName() - self.assertTrue (anotherA_dynamic_typename.find('B') != -1) - - self.assertTrue(anotherA_dynamic_addr < anotherA_static_addr) - - anotherA_m_b_value_dynamic = anotherA_dynamic.GetChildMemberWithName('m_b_value', True) - self.assertTrue (anotherA_m_b_value_dynamic) - anotherA_m_b_val = int (anotherA_m_b_value_dynamic.GetValue(), 10) - self.assertTrue (anotherA_m_b_val == 300) - - anotherA_m_b_value_static = anotherA_static.GetChildMemberWithName('m_b_value', True) - self.assertFalse (anotherA_m_b_value_static) - - # Okay, now continue again, and when we hit the second breakpoint in main - - threads = lldbutil.continue_to_breakpoint (process, second_call_bpt) - self.assertTrue (len(threads) == 1) - thread = threads[0] - - frame = thread.GetFrameAtIndex(0) - reallyA_value = frame.FindVariable ('reallyA', False) - self.assertTrue(reallyA_value) - reallyA_loc = int (reallyA_value.GetLocation(), 16) - - # Finally continue to doSomething again, and make sure we get the right value for anotherA, - # which this time around is just an "A". - - threads = lldbutil.continue_to_breakpoint (process, do_something_bpt) - self.assertTrue(len(threads) == 1) - thread = threads[0] - - frame = thread.GetFrameAtIndex(0) - anotherA_value = frame.FindVariable ('anotherA', True) - self.assertTrue(anotherA_value) - anotherA_loc = int (anotherA_value.GetValue(), 16) - self.assertTrue (anotherA_loc == reallyA_loc) - self.assertTrue (anotherA_value.GetTypeName().find ('B') == -1) - -if __name__ == '__main__': - import atexit - lldb.SBDebugger.Initialize() - atexit.register(lambda: lldb.SBDebugger.Terminate()) - unittest2.main() |