teak-llvm/lldb/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/TestWithLimitDebugInfo.py
Raphael Isemann 39d6b6c21f [lldb][NFC] Migrate several tests to expect_expr
expect_expr is the stricter and safer way of testing these expressions.
2020-01-16 13:45:30 +01:00

58 lines
1.8 KiB
Python

import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestWithLimitDebugInfo(TestBase):
mydir = TestBase.compute_mydir(__file__)
@skipIf(debug_info=no_match(["dwarf"]))
def test_limit_debug_info(self):
self.build()
src_file = os.path.join(self.getSourceDir(), "main.cpp")
src_file_spec = lldb.SBFileSpec(src_file)
self.assertTrue(src_file_spec.IsValid(), "breakpoint file")
# Get the path of the executable
exe_path = self.getBuildArtifact("a.out")
# Load the executable
target = self.dbg.CreateTarget(exe_path)
self.assertTrue(target.IsValid(), VALID_TARGET)
# Break on main function
breakpoint = target.BreakpointCreateBySourceRegex(
"break here", src_file_spec)
self.assertTrue(
breakpoint.IsValid() and breakpoint.GetNumLocations() >= 1,
VALID_BREAKPOINT)
# Launch the process
process = target.LaunchSimple(
None, None, self.get_process_working_directory())
self.assertTrue(process.IsValid(), PROCESS_IS_VALID)
# Get the thread of the process
self.assertTrue(
process.GetState() == lldb.eStateStopped,
PROCESS_STOPPED)
thread = lldbutil.get_stopped_thread(
process, lldb.eStopReasonBreakpoint)
thread.StepInto()
# Get frame for current thread
frame = thread.GetSelectedFrame()
self.expect_expr("1", result_type="int", result_value="1")
v2 = frame.EvaluateExpression("this")
self.assertTrue(
v2.IsValid(),
"'expr this' results in a valid SBValue object")
self.assertTrue(
v2.GetError().Success(),
"'expr this' succeeds without an error.")