forked from OSchip/llvm-project
61 lines
2.2 KiB
Python
61 lines
2.2 KiB
Python
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"""
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Test that an alias can reference other aliases without crashing.
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"""
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from __future__ import print_function
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import os, time
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import re
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import lldb
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from lldbsuite.test.lldbtest import *
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import lldbsuite.test.lldbutil as lldbutil
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class NestedAliasTestCase(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 inside main().
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self.line = line_number('main.cpp', '// break here')
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def test_nested_alias(self):
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"""Test that an alias can reference other aliases without crashing."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Break in main() aftre the variables are assigned values.
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lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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# The stop reason of the thread should be breakpoint.
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self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
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substrs = ['stopped', 'stop reason = breakpoint'])
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# The breakpoint should have a hit count of 1.
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self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
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substrs = [' resolved, hit count = 1'])
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# This is the function to remove the custom aliases in order to have a
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# clean slate for the next test case.
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def cleanup():
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self.runCmd('command unalias read', check=False)
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self.runCmd('command unalias rd', check=False)
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# Execute the cleanup function during test case tear down.
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self.addTearDownHook(cleanup)
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self.runCmd('command alias read memory read -f A')
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self.runCmd('command alias rd read -c 3')
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self.expect('memory read -f A -c 3 `&my_ptr[0]`', substrs=['deadbeef', 'main.cpp:', 'feedbeef'])
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self.expect('rd `&my_ptr[0]`', substrs=['deadbeef', 'main.cpp:', 'feedbeef'])
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self.expect('memory read -f A -c 3 `&my_ptr[0]`', substrs=['deadfeed'], matching=False)
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self.expect('rd `&my_ptr[0]`', substrs=['deadfeed'], matching=False)
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