36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
"""
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Test behavior of `po` and persistent results.
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"""
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import lldb
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test.decorators import *
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from lldbsuite.test import lldbutil
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class TestCase(TestBase):
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def setUp(self):
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TestBase.setUp(self)
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self.build()
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lldbutil.run_to_source_breakpoint(self, "break here", lldb.SBFileSpec("main.m"))
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@skipUnlessDarwin
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def test_po_does_not_print_persistent_result(self):
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"""Test `po` doesn't advertise a persistent result variable."""
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self.expect("po obj", matching=False, substrs=["$0 = "])
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@skipUnlessDarwin
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def test_po_does_not_keep_persistent_result(self):
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"""Test `po` doesn't leak a persistent result variable."""
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self.expect("po obj")
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# Verify `po` used a temporary persistent result. In other words, there
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# should be no $0 at this point.
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self.expect("expression $0", error=True)
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self.expect("expression obj", substrs=["$0 = "])
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@skipUnlessDarwin
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def test_expression_description_verbosity(self):
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"""Test printing object description _and_ opt-in to persistent results."""
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self.expect("expression -O -vfull -- obj", substrs=["$0 = "])
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self.expect("expression $0", substrs=["$0 = "])
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