xref: /llvm-project/lldb/test/API/functionalities/thread/backtrace_limit/TestBacktraceLimit.py (revision 1eeeab82c6eb185f5139e633a59c2dbcb15616e4)
1"""
2Test that the target.process.thread.max-backtrace-depth setting works.
3"""
4
5import lldb
6from lldbsuite.test.decorators import *
7from lldbsuite.test.lldbtest import *
8from lldbsuite.test import lldbutil
9
10
11class BacktraceLimitSettingTest(TestBase):
12    NO_DEBUG_INFO_TESTCASE = True
13
14    def test_backtrace_depth(self):
15        """Test that the max-backtrace-depth setting limits backtraces."""
16        self.build()
17        self.main_source_file = lldb.SBFileSpec("main.cpp")
18        (target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(
19            self, "Set a breakpoint here", self.main_source_file
20        )
21        interp = self.dbg.GetCommandInterpreter()
22        result = lldb.SBCommandReturnObject()
23        interp.HandleCommand(
24            "settings set target.process.thread.max-backtrace-depth 30", result
25        )
26        self.assertTrue(result.Succeeded())
27        self.assertEqual(30, thread.GetNumFrames())
28