81 lines
3.0 KiB
Python
81 lines
3.0 KiB
Python
"""
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Test that dynamic values update their child count correctly
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"""
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import lldb
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class DynamicValueChildCountTestCase(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# Find the line number to break for main.c.
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self.main_third_call_line = line_number(
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'pass-to-base.cpp', '// Break here and check b has 0 children')
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self.main_fourth_call_line = line_number(
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'pass-to-base.cpp', '// Break here and check b still has 0 children')
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self.main_fifth_call_line = line_number(
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'pass-to-base.cpp', '// Break here and check b has one child now')
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self.main_sixth_call_line = line_number(
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'pass-to-base.cpp', '// Break here and check b has 0 children again')
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@add_test_categories(['pyapi'])
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@expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24663")
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def test_get_dynamic_vals(self):
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"""Test fetching C++ dynamic values from pointers & references."""
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"""Get argument vals for the call stack when stopped on a breakpoint."""
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self.build(dictionary=self.getBuildFlags())
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exe = self.getBuildArtifact("a.out")
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# Create a target from the debugger.
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target = self.dbg.CreateTarget(exe)
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self.assertTrue(target, VALID_TARGET)
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# Set up our breakpoints:
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third_call_bpt = target.BreakpointCreateByLocation(
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'pass-to-base.cpp', self.main_third_call_line)
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self.assertTrue(third_call_bpt,
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VALID_BREAKPOINT)
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fourth_call_bpt = target.BreakpointCreateByLocation(
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'pass-to-base.cpp', self.main_fourth_call_line)
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self.assertTrue(fourth_call_bpt,
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VALID_BREAKPOINT)
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fifth_call_bpt = target.BreakpointCreateByLocation(
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'pass-to-base.cpp', self.main_fifth_call_line)
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self.assertTrue(fifth_call_bpt,
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VALID_BREAKPOINT)
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sixth_call_bpt = target.BreakpointCreateByLocation(
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'pass-to-base.cpp', self.main_sixth_call_line)
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self.assertTrue(sixth_call_bpt,
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VALID_BREAKPOINT)
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# Now launch the process, and do not stop at the entry point.
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process = target.LaunchSimple(
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None, None, self.get_process_working_directory())
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self.assertEquals(process.GetState(), lldb.eStateStopped,
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PROCESS_STOPPED)
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b = self.frame().FindVariable("b").GetDynamicValue(lldb.eDynamicCanRunTarget)
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self.assertEquals(b.GetNumChildren(), 0, "b has 0 children")
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self.runCmd("continue")
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self.assertEquals(b.GetNumChildren(), 0, "b still has 0 children")
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self.runCmd("continue")
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self.assertNotEqual(b.GetNumChildren(), 0, "b now has 1 child")
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self.runCmd("continue")
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self.assertTrue(
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b.GetNumChildren() == 0,
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"b didn't go back to 0 children")
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