| """ |
| Test basic std::weak_ptr functionality. |
| """ |
| |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class TestSharedPtr(TestBase): |
| @add_test_categories(["libc++"]) |
| @skipIf(compiler=no_match("clang")) |
| def test(self): |
| self.build() |
| |
| lldbutil.run_to_source_breakpoint( |
| self, "// Set break point at this line.", lldb.SBFileSpec("main.cpp") |
| ) |
| |
| self.runCmd("settings set target.import-std-module true") |
| |
| self.expect_expr( |
| "w", |
| result_type="std::weak_ptr<int>", |
| result_summary="3 strong=1 weak=2", |
| result_children=[ValueCheck(name="__ptr_")], |
| ) |
| self.expect_expr("*w.lock()", result_type="int", result_value="3") |
| self.expect_expr("*w.lock() = 5", result_type="int", result_value="5") |
| self.expect_expr("*w.lock()", result_type="int", result_value="5") |
| self.expect_expr("w.use_count()", result_type="long", result_value="1") |
| self.expect("expr w.reset()") |
| self.expect_expr("w.use_count()", result_type="long", result_value="0") |
