| """Test for the JITLoaderGDB interface""" |
| |
| |
| 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", |
| ) |
| @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) |
