diff options
Diffstat (limited to 'lldb/packages/Python/lldbsuite/test/commands/command/nested_alias')
3 files changed, 116 insertions, 0 deletions
diff --git a/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/Makefile b/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/Makefile new file mode 100644 index 00000000000..8a7102e347a --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/Makefile @@ -0,0 +1,5 @@ +LEVEL = ../../make + +CXX_SOURCES := main.cpp + +include $(LEVEL)/Makefile.rules diff --git a/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/TestNestedAlias.py b/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/TestNestedAlias.py new file mode 100644 index 00000000000..37c56f6d216 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/TestNestedAlias.py @@ -0,0 +1,90 @@ +""" +Test that an alias can reference other aliases without crashing. +""" + +from __future__ import print_function + + +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 = self.getBuildArtifact("a.out") + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Break in main() after 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) diff --git a/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/main.cpp b/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/main.cpp new file mode 100644 index 00000000000..4df7eed40a5 --- /dev/null +++ b/lldb/packages/Python/lldbsuite/test/commands/command/nested_alias/main.cpp @@ -0,0 +1,21 @@ +//===-- main.cpp ------------------------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// +#include <stdio.h> + +int main (int argc, char const *argv[]) +{ + void* my_ptr[] = { + reinterpret_cast<void*>(0xDEADBEEF), + reinterpret_cast<void*>(main), + reinterpret_cast<void*>(0xFEEDBEEF), + reinterpret_cast<void*>(0xFEEDDEAD), + reinterpret_cast<void*>(0xDEADFEED) + }; + return 0; // break here +} + |
