199451b44SJordan Rupprecht"""
299451b44SJordan RupprechtTest that ValueObjectPrinter does not cause an infinite loop when a reference to a struct that contains a pointer to itself is printed.
399451b44SJordan Rupprecht"""
499451b44SJordan Rupprecht
599451b44SJordan Rupprecht
699451b44SJordan Rupprechtimport lldb
799451b44SJordan Rupprechtfrom lldbsuite.test.lldbtest import *
899451b44SJordan Rupprechtimport lldbsuite.test.lldbutil as lldbutil
999451b44SJordan Rupprecht
1099451b44SJordan Rupprecht
1199451b44SJordan Rupprechtclass DataFormatterRefPtrRecursionTestCase(TestBase):
1299451b44SJordan Rupprecht    def setUp(self):
1399451b44SJordan Rupprecht        # Call super's setUp().
1499451b44SJordan Rupprecht        TestBase.setUp(self)
1599451b44SJordan Rupprecht        # Find the line number to break at.
16*2238dcc3SJonas Devlieghere        self.line = line_number("main.cpp", "// Set break point at this line.")
1799451b44SJordan Rupprecht
1899451b44SJordan Rupprecht    def test_with_run_command(self):
1999451b44SJordan Rupprecht        """Test that ValueObjectPrinter does not cause an infinite loop when a reference to a struct that contains a pointer to itself is printed."""
2099451b44SJordan Rupprecht        self.build()
2199451b44SJordan Rupprecht        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
2299451b44SJordan Rupprecht
2399451b44SJordan Rupprecht        lldbutil.run_break_set_by_file_and_line(
24*2238dcc3SJonas Devlieghere            self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True
25*2238dcc3SJonas Devlieghere        )
2699451b44SJordan Rupprecht
2799451b44SJordan Rupprecht        self.runCmd("run", RUN_SUCCEEDED)
2899451b44SJordan Rupprecht
2999451b44SJordan Rupprecht        # The stop reason of the thread should be breakpoint.
30*2238dcc3SJonas Devlieghere        self.expect(
31*2238dcc3SJonas Devlieghere            "thread list",
32*2238dcc3SJonas Devlieghere            STOPPED_DUE_TO_BREAKPOINT,
33*2238dcc3SJonas Devlieghere            substrs=["stopped", "stop reason = breakpoint"],
34*2238dcc3SJonas Devlieghere        )
3599451b44SJordan Rupprecht
3699451b44SJordan Rupprecht        self.expect("frame variable foo", substrs=[])
37*2238dcc3SJonas Devlieghere        self.expect("frame variable foo --ptr-depth=1", substrs=["ID = 1"])
38*2238dcc3SJonas Devlieghere        self.expect("frame variable foo --ptr-depth=2", substrs=["ID = 1"])
39*2238dcc3SJonas Devlieghere        self.expect("frame variable foo --ptr-depth=3", substrs=["ID = 1"])
40