| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| |
| import gdbremote_testcase |
| |
| |
| class LldbGdbServerTestCase(gdbremote_testcase.GdbRemoteTestCaseBase): |
| @skipIfWindows # no SIGSEGV support |
| @add_test_categories(["llgs"]) |
| def test_run(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| thread_num = 3 |
| procs = self.prep_debug_monitor_and_inferior( |
| inferior_args=["thread:segfault"] + thread_num * ["thread:new"] |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| segv_signo = lldbutil.get_signal_number("SIGSEGV") |
| all_threads = set() |
| all_segv_threads = [] |
| |
| # we should get segfaults from all the threads |
| for segv_no in range(thread_num): |
| # first wait for the notification event |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| { |
| "direction": "send", |
| "regex": r"^%Stop:(T([0-9a-fA-F]{2})thread:([0-9a-fA-F]+);)", |
| "capture": {1: "packet", 2: "signo", 3: "thread_id"}, |
| }, |
| ], |
| True, |
| ) |
| m = self.expect_gdbremote_sequence() |
| del m["O_content"] |
| threads = [m] |
| |
| # then we may get events for the remaining threads |
| # (but note that not all threads may have been started yet) |
| while True: |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vStopped#00", |
| { |
| "direction": "send", |
| "regex": r"^\$(OK|T([0-9a-fA-F]{2})thread:([0-9a-fA-F]+);)", |
| "capture": {1: "packet", 2: "signo", 3: "thread_id"}, |
| }, |
| ], |
| True, |
| ) |
| m = self.expect_gdbremote_sequence() |
| if m["packet"] == "OK": |
| break |
| del m["O_content"] |
| threads.append(m) |
| |
| segv_threads = [] |
| other_threads = [] |
| for t in threads: |
| signo = int(t["signo"], 16) |
| if signo == segv_signo: |
| segv_threads.append(t["thread_id"]) |
| else: |
| self.assertEqual(signo, 0) |
| other_threads.append(t["thread_id"]) |
| |
| # verify that exactly one thread segfaulted |
| self.assertEqual(len(segv_threads), 1) |
| # we should get only one segv from every thread |
| self.assertNotIn(segv_threads[0], all_segv_threads) |
| all_segv_threads.extend(segv_threads) |
| # segv_threads + other_threads should always be a superset |
| # of all_threads, i.e. we should get states for all threads |
| # already started |
| self.assertFalse(all_threads.difference(other_threads + segv_threads)) |
| all_threads.update(other_threads + segv_threads) |
| |
| # verify that `?` returns the same result |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $?#00", |
| ], |
| True, |
| ) |
| threads_verify = [] |
| while True: |
| self.test_sequence.add_log_lines( |
| [ |
| { |
| "direction": "send", |
| "regex": r"^\$(OK|T([0-9a-fA-F]{2})thread:([0-9a-fA-F]+);)", |
| "capture": {1: "packet", 2: "signo", 3: "thread_id"}, |
| }, |
| ], |
| True, |
| ) |
| m = self.expect_gdbremote_sequence() |
| if m["packet"] == "OK": |
| break |
| del m["O_content"] |
| threads_verify.append(m) |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vStopped#00", |
| ], |
| True, |
| ) |
| |
| self.assertEqual(threads, threads_verify) |
| |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vCont;C{:02x}:{};c#00".format( |
| segv_signo, segv_threads[0] |
| ), |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| # finally, verify that all threads have started |
| self.assertEqual(len(all_threads), thread_num + 1) |
| |
| @add_test_categories(["llgs"]) |
| def test_vCtrlC(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior(inferior_args=["thread:new"]) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "read packet: $vCtrlC#00", |
| "send packet: $OK#00", |
| { |
| "direction": "send", |
| "regex": r"^%Stop:T", |
| }, |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @add_test_categories(["llgs"]) |
| def test_exit(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "send packet: %Stop:W00#00", |
| "read packet: $vStopped#00", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @skipIfWindows # no clue, the result makes zero sense |
| @add_test_categories(["llgs"]) |
| def test_exit_query(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "send packet: %Stop:W00#00", |
| "read packet: $?#00", |
| "send packet: $W00#00", |
| "read packet: $vStopped#00", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| def multiple_resume_test(self, second_command): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior(inferior_args=["sleep:15"]) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "read packet: ${}#00".format(second_command), |
| "send packet: $E37#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @add_test_categories(["llgs"]) |
| def test_multiple_C(self): |
| self.multiple_resume_test("C05") |
| |
| @add_test_categories(["llgs"]) |
| def test_multiple_c(self): |
| self.multiple_resume_test("c") |
| |
| @add_test_categories(["llgs"]) |
| def test_multiple_s(self): |
| self.multiple_resume_test("s") |
| |
| @skipIfWindows |
| @add_test_categories(["llgs"]) |
| def test_multiple_vCont(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior( |
| inferior_args=["thread:new", "stop", "sleep:15"] |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| { |
| "direction": "send", |
| "regex": r"^%Stop:T[0-9a-fA-F]{2}thread:([0-9a-fA-F]+);", |
| "capture": {1: "tid1"}, |
| }, |
| "read packet: $vStopped#63", |
| { |
| "direction": "send", |
| "regex": r"^[$]T[0-9a-fA-F]{2}thread:([0-9a-fA-F]+);", |
| "capture": {1: "tid2"}, |
| }, |
| "read packet: $vStopped#63", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| ret = self.expect_gdbremote_sequence() |
| |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vCont;c:{}#00".format(ret["tid1"]), |
| "send packet: $OK#00", |
| "read packet: $vCont;c:{}#00".format(ret["tid2"]), |
| "send packet: $E37#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @add_test_categories(["llgs"]) |
| def test_vCont_then_stop(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior(inferior_args=["sleep:15"]) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "read packet: $vCont;t#00", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| def vCont_then_partial_stop_test(self, run_both): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior( |
| inferior_args=["thread:new", "stop", "sleep:15"] |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| { |
| "direction": "send", |
| "regex": r"^%Stop:T[0-9a-fA-F]{2}thread:([0-9a-fA-F]+);", |
| "capture": {1: "tid1"}, |
| }, |
| "read packet: $vStopped#63", |
| { |
| "direction": "send", |
| "regex": r"^[$]T[0-9a-fA-F]{2}thread:([0-9a-fA-F]+);", |
| "capture": {1: "tid2"}, |
| }, |
| "read packet: $vStopped#63", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| ret = self.expect_gdbremote_sequence() |
| |
| self.reset_test_sequence() |
| if run_both: |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vCont;c#00", |
| ], |
| True, |
| ) |
| else: |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vCont;c:{}#00".format(ret["tid1"]), |
| ], |
| True, |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "send packet: $OK#00", |
| "read packet: $vCont;t:{}#00".format(ret["tid2"]), |
| "send packet: $E03#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @skipIfWindows |
| @add_test_categories(["llgs"]) |
| def test_vCont_then_partial_stop(self): |
| self.vCont_then_partial_stop_test(False) |
| |
| @skipIfWindows |
| @add_test_categories(["llgs"]) |
| def test_vCont_then_partial_stop_run_both(self): |
| self.vCont_then_partial_stop_test(True) |
| |
| @skipIfWindows |
| @add_test_categories(["llgs"]) |
| def test_stdio(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| # Since we can't easily ensure that lldb will send output in two parts, |
| # just put a stop in the middle. Since we don't clear vStdio, |
| # the second message won't be delivered immediately. |
| self.prep_debug_monitor_and_inferior( |
| inferior_args=["message 1", "stop", "message 2"] |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| {"direction": "send", "regex": r"^%Stop:T.*"}, |
| "read packet: $vStopped#00", |
| "send packet: $OK#00", |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "send packet: %Stop:W00#00", |
| ], |
| True, |
| ) |
| ret = self.expect_gdbremote_sequence() |
| |
| # We know there will be at least two messages, but there may be more. |
| # Loop until we have everything. The first message waiting for us in the |
| # packet queue. |
| count = 1 |
| output = self._server.get_raw_output_packet() |
| while not (b"message 2\r\n" in output): |
| self._server.send_packet(b"vStdio") |
| output += self._server.get_raw_output_packet() |
| count += 1 |
| self.assertGreaterEqual(count, 2) |
| |
| self.reset_test_sequence() |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $vStdio#00", |
| "send packet: $OK#00", |
| "read packet: $vStopped#00", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @skipIfWindows |
| @add_test_categories(["llgs"]) |
| def test_stop_reason_while_running(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior( |
| inferior_args=["thread:new", "thread:new", "stop", "sleep:15"] |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| # stop is used to synchronize starting threads |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| {"direction": "send", "regex": "%Stop:T.*"}, |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| "read packet: $?#00", |
| "send packet: $OK#00", |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
| |
| @skipIfWindows |
| @add_test_categories(["llgs"]) |
| def test_leave_nonstop(self): |
| self.build() |
| self.set_inferior_startup_launch() |
| procs = self.prep_debug_monitor_and_inferior( |
| inferior_args=["thread:new", "thread:new", "stop", "sleep:15"] |
| ) |
| self.test_sequence.add_log_lines( |
| [ |
| "read packet: $QNonStop:1#00", |
| "send packet: $OK#00", |
| # stop is used to synchronize starting threads |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| {"direction": "send", "regex": "%Stop:T.*"}, |
| "read packet: $c#63", |
| "send packet: $OK#00", |
| # verify that the threads are running now |
| "read packet: $?#00", |
| "send packet: $OK#00", |
| "read packet: $QNonStop:0#00", |
| "send packet: $OK#00", |
| # we should issue some random request now to verify that the stub |
| # did not send stop reasons -- we may verify whether notification |
| # queue was cleared while at it |
| "read packet: $vStopped#00", |
| "send packet: $Eff#00", |
| "read packet: $?#00", |
| {"direction": "send", "regex": "[$]T.*"}, |
| ], |
| True, |
| ) |
| self.expect_gdbremote_sequence() |
