xref: /llvm-project/lldb/test/API/commands/expression/result_numbering/TestResultNumbering.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53) 
1"""
2Make sure running internal expressions doesn't
3influence the result variable numbering.
4"""
5
6
7import lldb
8import lldbsuite.test.lldbutil as lldbutil
9from lldbsuite.test.lldbtest import *
10
11
12class TestExpressionResultNumbering(TestBase):
13    NO_DEBUG_INFO_TESTCASE = True
14
15    def test_sample_rename_this(self):
16        self.build()
17        self.main_source_file = lldb.SBFileSpec("main.c")
18        self.do_numbering_test()
19
20    def do_numbering_test(self):
21        (target, process, thread, bkpt) = lldbutil.run_to_source_breakpoint(
22            self, "Set a breakpoint here", self.main_source_file
23        )
24
25        bkpt = target.BreakpointCreateBySourceRegex(
26            "Add conditions to this breakpoint", self.main_source_file
27        )
28        self.assertEqual(bkpt.GetNumLocations(), 1, "Set the breakpoint")
29
30        bkpt.SetCondition("call_me(value) < 6")
31
32        # Get the number of the last expression:
33        result = thread.frames[0].EvaluateExpression("call_me(200)")
34        self.assertSuccess(result.GetError(), "Our expression succeeded")
35        name = result.GetName()
36        ordinal = int(name[1:])
37
38        process.Continue()
39
40        # The condition evaluation had to run a 4 expressions, but we haven't
41        # run any user expressions.
42        result = thread.frames[0].EvaluateExpression("call_me(200)")
43        self.assertSuccess(
44            result.GetError(), "Our expression succeeded the second time"
45        )
46        after_name = result.GetName()
47        after_ordinal = int(after_name[1:])
48        self.assertEqual(ordinal + 1, after_ordinal)
49