36 lines · python
1"""2Test behavior of `po` and persistent results.3"""4 5import lldb6from lldbsuite.test.lldbtest import *7from lldbsuite.test.decorators import *8from lldbsuite.test import lldbutil9 10 11class TestCase(TestBase):12 def setUp(self):13 TestBase.setUp(self)14 self.build()15 lldbutil.run_to_source_breakpoint(self, "break here", lldb.SBFileSpec("main.m"))16 17 @skipUnlessDarwin18 def test_po_does_not_print_persistent_result(self):19 """Test `po` doesn't advertise a persistent result variable."""20 self.expect("po obj", matching=False, substrs=["$0 = "])21 22 @skipUnlessDarwin23 def test_po_does_not_keep_persistent_result(self):24 """Test `po` doesn't leak a persistent result variable."""25 self.expect("po obj")26 # Verify `po` used a temporary persistent result. In other words, there27 # should be no $0 at this point.28 self.expect("expression $0", error=True)29 self.expect("expression obj", substrs=["$0 = "])30 31 @skipUnlessDarwin32 def test_expression_description_verbosity(self):33 """Test printing object description _and_ opt-in to persistent results."""34 self.expect("expression -O -vfull -- obj", substrs=["$0 = "])35 self.expect("expression $0", substrs=["$0 = "])36