| """ |
| Test that an alias can reference other aliases without crashing. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| |
| import os, time |
| import re |
| import lldb |
| from lldbsuite.test.lldbtest import * |
| import lldbsuite.test.lldbutil as lldbutil |
| |
| class NestedAliasTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break inside main(). |
| self.line = line_number('main.cpp', '// break here') |
| |
| def test_nested_alias(self): |
| """Test that an alias can reference other aliases without crashing.""" |
| self.build() |
| exe = os.path.join(os.getcwd(), "a.out") |
| self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) |
| |
| # Break in main() aftre the variables are assigned values. |
| lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs = ['stopped', 'stop reason = breakpoint']) |
| |
| # The breakpoint should have a hit count of 1. |
| self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, |
| substrs = [' resolved, hit count = 1']) |
| |
| # This is the function to remove the custom aliases in order to have a |
| # clean slate for the next test case. |
| def cleanup(): |
| self.runCmd('command unalias read', check=False) |
| self.runCmd('command unalias rd', check=False) |
| self.runCmd('command unalias fo', check=False) |
| self.runCmd('command unalias foself', check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| self.runCmd('command alias read memory read -f A') |
| self.runCmd('command alias rd read -c 3') |
| |
| self.expect('memory read -f A -c 3 `&my_ptr[0]`', substrs=['deadbeef', 'main.cpp:', 'feedbeef']) |
| self.expect('rd `&my_ptr[0]`', substrs=['deadbeef', 'main.cpp:', 'feedbeef']) |
| |
| self.expect('memory read -f A -c 3 `&my_ptr[0]`', substrs=['deadfeed'], matching=False) |
| self.expect('rd `&my_ptr[0]`', substrs=['deadfeed'], matching=False) |
| |
| self.runCmd('command alias fo frame variable -O --') |
| self.runCmd('command alias foself fo self') |
| |
| self.expect('help foself', substrs=['--show-all-children', '--raw-output'], matching=False) |
| self.expect('help foself', substrs=['Show variables for the current', 'stack frame.'], matching=True) |
