| import lldb |
| from intelpt_testcase import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| from lldbsuite.test.decorators import * |
| |
| class TestTraceSave(TraceIntelPTTestCaseBase): |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def testErrorMessages(self): |
| # We first check the output when there are no targets |
| self.expect("process trace save", |
| substrs=["error: invalid target, create a target using the 'target create' command"], |
| error=True) |
| |
| # We now check the output when there's a non-running target |
| self.expect("target create " + |
| os.path.join(self.getSourceDir(), "intelpt-trace", "a.out")) |
| |
| self.expect("process trace save", |
| substrs=["error: invalid process"], |
| error=True) |
| |
| # Now we check the output when there's a running target without a trace |
| self.expect("b main") |
| self.expect("run") |
| |
| self.expect("process trace save", |
| substrs=["error: Process is not being traced"], |
| error=True) |
| |
| def testSaveToInvalidDir(self): |
| self.expect("target create " + |
| os.path.join(self.getSourceDir(), "intelpt-trace", "a.out")) |
| self.expect("b main") |
| self.expect("r") |
| self.expect("thread trace start") |
| self.expect("n") |
| |
| # Check the output when saving without providing the directory argument |
| self.expect("process trace save -d", |
| substrs=["error: last option requires an argument"], |
| error=True) |
| |
| # Check the output when saving to an invalid directory |
| self.expect("process trace save -d /", |
| substrs=["error: couldn't write to the file"], |
| error=True) |
| |
| def testSaveWhenNotLiveTrace(self): |
| self.expect("trace load -v " + |
| os.path.join(self.getSourceDir(), "intelpt-trace", "trace.json"), |
| substrs=["intel-pt"]) |
| |
| # Check the output when not doing live tracing |
| self.expect("process trace save -d " + |
| os.path.join(self.getBuildDir(), "intelpt-trace", "trace_not_live_dir"), |
| substrs=["error: Saving a trace requires a live process."], |
| error=True) |
| |
| |
| def testSaveTrace(self): |
| self.expect("target create " + |
| os.path.join(self.getSourceDir(), "intelpt-trace", "a.out")) |
| self.expect("b main") |
| self.expect("r") |
| self.expect("thread trace start") |
| self.expect("b 7") |
| |
| ci = self.dbg.GetCommandInterpreter() |
| res = lldb.SBCommandReturnObject() |
| |
| ci.HandleCommand("thread trace dump instructions -c 10 --forwards", res) |
| self.assertEqual(res.Succeeded(), True) |
| first_ten_instructions = res.GetOutput() |
| |
| ci.HandleCommand("thread trace dump instructions -c 10", res) |
| self.assertEqual(res.Succeeded(), True) |
| last_ten_instructions = res.GetOutput() |
| |
| # Now, save the trace to <trace_copy_dir> |
| self.expect("process trace save -d " + |
| os.path.join(self.getBuildDir(), "intelpt-trace", "trace_copy_dir")) |
| |
| # Load the trace just saved |
| self.expect("trace load -v " + |
| os.path.join(self.getBuildDir(), "intelpt-trace", "trace_copy_dir", "trace.json"), |
| substrs=["intel-pt"]) |
| |
| # Compare with instructions saved at the first time |
| ci.HandleCommand("thread trace dump instructions -c 10 --forwards", res) |
| self.assertEqual(res.Succeeded(), True) |
| self.assertEqual(res.GetOutput(), first_ten_instructions) |
| |
| ci.HandleCommand("thread trace dump instructions -c 10", res) |
| self.assertEqual(res.Succeeded(), True) |
| self.assertEqual(res.GetOutput(), last_ten_instructions) |
