xref: /llvm-project/lldb/test/API/types/TestRecursiveTypes.py (revision 2238dcc39358353cac21df75c3c3286ab20b8f53)
1"""
2Test that recursive types are handled correctly.
3"""
4
5
6import lldb
7import lldbsuite.test.lldbutil as lldbutil
8from lldbsuite.test.lldbtest import *
9
10
11class RecursiveTypesTestCase(TestBase):
12    def setUp(self):
13        # Call super's setUp().
14        TestBase.setUp(self)
15
16        # Find the line number to break for main.c.
17        self.line = line_number("recursive_type_main.cpp", "// Test at this line.")
18
19        self.d1 = {"CXX_SOURCES": "recursive_type_main.cpp recursive_type_1.cpp"}
20        self.d2 = {"CXX_SOURCES": "recursive_type_main.cpp recursive_type_2.cpp"}
21
22    def test_recursive_type_1(self):
23        """Test that recursive structs are displayed correctly."""
24        self.build(dictionary=self.d1)
25        self.setTearDownCleanup(dictionary=self.d1)
26        self.print_struct()
27
28    def test_recursive_type_2(self):
29        """Test that recursive structs are displayed correctly."""
30        self.build(dictionary=self.d2)
31        self.setTearDownCleanup(dictionary=self.d2)
32        self.print_struct()
33
34    def print_struct(self):
35        self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
36
37        lldbutil.run_break_set_by_file_and_line(
38            self,
39            "recursive_type_main.cpp",
40            self.line,
41            num_expected_locations=-1,
42            loc_exact=True,
43        )
44
45        self.runCmd("run", RUN_SUCCEEDED)
46
47        self.runCmd("expression tpi")
48        self.runCmd("expression *tpi")
49