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"""
Test that the language option for breakpoints works correctly
with symbol load on-demand.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
import lldbsuite.test.lldbutil as lldbutil
class TestBreakpointLanguage(TestBase):
def check_location_file(self, bp, loc, test_name):
bp_loc = bp.GetLocationAtIndex(loc)
addr = bp_loc.GetAddress()
comp_unit = addr.GetCompileUnit()
comp_name = comp_unit.GetFileSpec().GetFilename()
return comp_name == test_name
@skipIfWindows
def test_regex_breakpoint_language(self):
"""Test that the name regex breakpoint commands obey the language filter."""
self.build()
# Load symbols on-demand
self.runCmd("settings set symbols.load-on-demand true")
# Create a target by the debugger.
exe = self.getBuildArtifact("a.out")
error = lldb.SBError()
# Don't read in dependencies so we don't come across false matches that
# add unwanted breakpoint hits.
self.target = self.dbg.CreateTarget(exe, None, None, False, error)
self.assertTrue(self.target, VALID_TARGET)
cpp_bp = self.target.BreakpointCreateByRegex(
"func_from",
lldb.eLanguageTypeC_plus_plus,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(cpp_bp.GetNumLocations(), 1, "Only one C++ symbol matches")
self.assertTrue(self.check_location_file(cpp_bp, 0, "cpp_lang.cpp"))
c_bp = self.target.BreakpointCreateByRegex(
"func_from",
lldb.eLanguageTypeC,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(c_bp.GetNumLocations(), 1, "Only one C symbol matches")
self.assertTrue(self.check_location_file(c_bp, 0, "c_lang.c"))
objc_bp = self.target.BreakpointCreateByRegex(
"func_from",
lldb.eLanguageTypeObjC,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(objc_bp.GetNumLocations(), 0, "No ObjC symbol matches")
@skipIfWindows
def test_by_name_breakpoint_language(self):
"""Test that the name regex breakpoint commands obey the language filter."""
self.build()
# Load symbols on-demand
self.runCmd("settings set symbols.load-on-demand true")
# Create a target by the debugger.
exe = self.getBuildArtifact("a.out")
error = lldb.SBError()
# Don't read in dependencies so we don't come across false matches that
# add unwanted breakpoint hits.
self.target = self.dbg.CreateTarget(exe, None, None, False, error)
self.assertTrue(self.target, VALID_TARGET)
cpp_bp = self.target.BreakpointCreateByName(
"func_from_cpp",
lldb.eFunctionNameTypeAuto,
lldb.eLanguageTypeC_plus_plus,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(cpp_bp.GetNumLocations(), 1, "Only one C++ symbol matches")
self.assertTrue(self.check_location_file(cpp_bp, 0, "cpp_lang.cpp"))
no_cpp_bp = self.target.BreakpointCreateByName(
"func_from_c",
lldb.eFunctionNameTypeAuto,
lldb.eLanguageTypeC_plus_plus,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(no_cpp_bp.GetNumLocations(), 0, "And the C one doesn't match")
c_bp = self.target.BreakpointCreateByName(
"func_from_c",
lldb.eFunctionNameTypeAuto,
lldb.eLanguageTypeC,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(c_bp.GetNumLocations(), 1, "Only one C symbol matches")
self.assertTrue(self.check_location_file(c_bp, 0, "c_lang.c"))
no_c_bp = self.target.BreakpointCreateByName(
"func_from_cpp",
lldb.eFunctionNameTypeAuto,
lldb.eLanguageTypeC,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(no_c_bp.GetNumLocations(), 0, "And the C++ one doesn't match")
objc_bp = self.target.BreakpointCreateByName(
"func_from_cpp",
lldb.eFunctionNameTypeAuto,
lldb.eLanguageTypeObjC,
lldb.SBFileSpecList(),
lldb.SBFileSpecList(),
)
self.assertEqual(objc_bp.GetNumLocations(), 0, "No ObjC symbol matches")
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