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"""
Test std::weak_ptr functionality with a decl from debug info as content.
"""
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestDbgInfoContentWeakPtr(TestBase):
mydir = TestBase.compute_mydir(__file__)
@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<Foo>",
result_children=[ValueCheck(name="__ptr_")])
self.expect_expr("*w.lock()", result_type="Foo")
self.expect_expr("w.lock()->a", result_type="int", result_value="3")
self.expect_expr("w.lock()->a = 5",
result_type="int",
result_value="5")
self.expect_expr("w.lock()->a", 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")
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