llvm-project/lldb/packages/Python/lldbsuite/test/functionalities/breakpoint/cpp/TestCPPBreakpointLocations.py

96 lines
4.0 KiB
Python

"""
Test lldb breakpoint ids.
"""
from __future__ import print_function
import os, time
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestCPPBreakpointLocations(TestBase):
mydir = TestBase.compute_mydir(__file__)
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764")
def test (self):
self.build ()
self.breakpoint_id_tests ()
def verify_breakpoint_locations(self, target, bp_dict):
name = bp_dict['name']
names = bp_dict['loc_names']
bp = target.BreakpointCreateByName (name)
self.assertEquals(bp.GetNumLocations(), len(names), "Make sure we find the right number of breakpoint locations")
bp_loc_names = list()
for bp_loc in bp:
bp_loc_names.append(bp_loc.GetAddress().GetFunction().GetName())
for name in names:
found = name in bp_loc_names
if not found:
print("Didn't find '%s' in: %s" % (name, bp_loc_names))
self.assertTrue (found, "Make sure we find all required locations")
def breakpoint_id_tests (self):
# Create a target by the debugger.
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
bp_dicts = [
{ 'name' : 'func1', 'loc_names' : [ 'a::c::func1()', 'b::c::func1()'] },
{ 'name' : 'func2', 'loc_names' : [ 'a::c::func2()', 'c::d::func2()'] },
{ 'name' : 'func3', 'loc_names' : [ 'a::c::func3()', 'b::c::func3()', 'c::d::func3()'] },
{ 'name' : 'c::func1', 'loc_names' : [ 'a::c::func1()', 'b::c::func1()'] },
{ 'name' : 'c::func2', 'loc_names' : [ 'a::c::func2()'] },
{ 'name' : 'c::func3', 'loc_names' : [ 'a::c::func3()', 'b::c::func3()'] },
{ 'name' : 'a::c::func1', 'loc_names' : [ 'a::c::func1()'] },
{ 'name' : 'b::c::func1', 'loc_names' : [ 'b::c::func1()'] },
{ 'name' : 'c::d::func2', 'loc_names' : [ 'c::d::func2()'] },
{ 'name' : 'a::c::func1()', 'loc_names' : [ 'a::c::func1()'] },
{ 'name' : 'b::c::func1()', 'loc_names' : [ 'b::c::func1()'] },
{ 'name' : 'c::d::func2()', 'loc_names' : [ 'c::d::func2()'] },
]
for bp_dict in bp_dicts:
self.verify_breakpoint_locations(target, bp_dict)
@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24764")
def test_destructors(self):
self.build()
exe = os.path.join(os.getcwd(), "a.out")
target = self.dbg.CreateTarget(exe)
# Don't skip prologue, so we can check the breakpoint address more easily
self.runCmd("settings set target.skip-prologue false")
try:
names = ['~c', 'c::~c', 'c::~c()']
loc_names = {'a::c::~c()', 'b::c::~c()'}
# TODO: For windows targets we should put windows mangled names here
symbols = ['_ZN1a1cD1Ev', '_ZN1a1cD2Ev', '_ZN1b1cD1Ev', '_ZN1b1cD2Ev']
for name in names:
bp = target.BreakpointCreateByName(name)
bp_loc_names = { bp_loc.GetAddress().GetFunction().GetName() for bp_loc in bp }
self.assertEquals(bp_loc_names, loc_names, "Breakpoint set on the correct symbol")
bp_addresses = { bp_loc.GetLoadAddress() for bp_loc in bp }
symbol_addresses = set()
for symbol in symbols:
sc_list = target.FindSymbols(symbol, lldb.eSymbolTypeCode)
self.assertEquals(sc_list.GetSize(), 1, "Found symbol " + symbol)
symbol = sc_list.GetContextAtIndex(0).GetSymbol()
symbol_addresses.add(symbol.GetStartAddress().GetLoadAddress(target))
self.assertEquals(symbol_addresses, bp_addresses, "Breakpoint set on correct address")
finally:
self.runCmd("settings clear target.skip-prologue")