| """Test for the JITLoaderGDB interface""" | |
| import unittest | |
| import os | |
| import lldb | |
| from lldbsuite.test import lldbutil | |
| from lldbsuite.test.decorators import * | |
| from lldbsuite.test.lldbtest import * | |
| class JITLoaderGDBTestCase(TestBase): | |
| @skipTestIfFn( | |
| lambda: "Skipped because the test crashes the test runner", | |
| bugnumber="llvm.org/pr24702", | |
| ) | |
| @unittest.expectedFailure # llvm.org/pr24702 | |
| def test_bogus_values(self): | |
| """Test that we handle inferior misusing the GDB JIT interface""" | |
| self.build() | |
| exe = self.getBuildArtifact("a.out") | |
| # Create a target by the debugger. | |
| target = self.dbg.CreateTarget(exe) | |
| self.assertTrue(target, VALID_TARGET) | |
| # Launch the process, do not stop at entry point. | |
| process = target.LaunchSimple(None, None, self.get_process_working_directory()) | |
| self.assertTrue(process, PROCESS_IS_VALID) | |
| # The inferior will now pass bogus values over the interface. Make sure | |
| # we don't crash. | |
| self.assertState(process.GetState(), lldb.eStateExited) | |
| self.assertEqual(process.GetExitStatus(), 0) | |
| def gen_log_file(self): | |
| logfile = self.getBuildArtifact( | |
| "jitintgdb-{}.txt".format(self.getArchitecture()) | |
| ) | |
| def cleanup(): | |
| if os.path.exists(logfile): | |
| os.unlink(logfile) | |
| self.addTearDownHook(cleanup) | |
| return logfile | |
| def test_jit_int_default(self): | |
| self.expect( | |
| "settings show plugin.jit-loader.gdb.enable", | |
| substrs=["plugin.jit-loader.gdb.enable (enum) = default"], | |
| ) | |
| @skipIfWindows # This test fails on Windows during C code build | |
| def test_jit_int_on(self): | |
| """Tests interface with 'enable' settings 'on'""" | |
| self.build() | |
| exe = self.getBuildArtifact("simple") | |
| logfile = self.gen_log_file() | |
| self.runCmd("log enable -f %s lldb jit" % (logfile)) | |
| self.runCmd("settings set plugin.jit-loader.gdb.enable on") | |
| def cleanup(): | |
| self.runCmd("log disable lldb") | |
| self.runCmd("settings set plugin.jit-loader.gdb.enable default") | |
| self.addTearDownHook(cleanup) | |
| # Launch the process. | |
| target = self.dbg.CreateTarget(exe) | |
| self.assertTrue(target, VALID_TARGET) | |
| process = target.LaunchSimple(None, None, self.get_process_working_directory()) | |
| self.assertTrue(process, PROCESS_IS_VALID) | |
| self.assertState(process.GetState(), lldb.eStateExited) | |
| self.assertEqual(process.GetExitStatus(), 0) | |
| self.assertTrue(os.path.exists(logfile)) | |
| logcontent = open(logfile).read() | |
| self.assertIn("SetJITBreakpoint setting JIT breakpoint", logcontent) | |
| @skipIfWindows # This test fails on Windows during C code build | |
| def test_jit_int_off(self): | |
| """Tests interface with 'enable' settings 'off'""" | |
| self.build() | |
| exe = self.getBuildArtifact("simple") | |
| logfile = self.gen_log_file() | |
| self.runCmd("log enable -f %s lldb jit" % (logfile)) | |
| self.runCmd("settings set plugin.jit-loader.gdb.enable off") | |
| def cleanup(): | |
| self.runCmd("log disable lldb") | |
| self.runCmd("settings set plugin.jit-loader.gdb.enable default") | |
| self.addTearDownHook(cleanup) | |
| # Launch the process. | |
| target = self.dbg.CreateTarget(exe) | |
| self.assertTrue(target, VALID_TARGET) | |
| process = target.LaunchSimple(None, None, self.get_process_working_directory()) | |
| self.assertTrue(process, PROCESS_IS_VALID) | |
| self.assertState(process.GetState(), lldb.eStateExited) | |
| self.assertEqual(process.GetExitStatus(), 0) | |
| self.assertTrue(os.path.exists(logfile)) | |
| logcontent = open(logfile).read() | |
| self.assertNotIn("SetJITBreakpoint setting JIT breakpoint", logcontent) |