lldb/test/API/api/multiple-debuggers/TestMultipleDebuggers.py

   1 """Test the lldb public C++ api when doing multiple debug sessions simultaneously."""
   2
   3 import os
   4
   5 import lldb
   6 from lldbsuite.test.decorators import *
   7 from lldbsuite.test.lldbtest import *
   8 from lldbsuite.test import lldbutil
   9
  10
  11 class TestMultipleSimultaneousDebuggers(TestBase):
  12     NO_DEBUG_INFO_TESTCASE = True
  13
  14     @skipIfNoSBHeaders
  15     @skipIfWindows
  16     def test_multiple_debuggers(self):
  17         env = {self.dylibPath: self.getLLDBLibraryEnvVal()}
  18
  19         # We need this in order to run under ASAN, in case only LLDB is ASANified.
  20         asan_options = os.getenv("ASAN_OPTIONS", None)
  21         if asan_options is not None:
  22             env["ASAN_OPTIONS"] = asan_options
  23
  24         self.driver_exe = self.getBuildArtifact("multi-process-driver")
  25         self.buildDriver("multi-process-driver.cpp", self.driver_exe)
  26         self.addTearDownHook(lambda: os.remove(self.driver_exe))
  27         self.signBinary(self.driver_exe)
  28
  29         self.inferior_exe = self.getBuildArtifact("testprog")
  30         self.buildDriver("testprog.cpp", self.inferior_exe)
  31         self.addTearDownHook(lambda: os.remove(self.inferior_exe))
  32
  33         # check_call will raise a CalledProcessError if multi-process-driver
  34         # doesn't return exit code 0 to indicate success.  We can let this
  35         # exception go - the test harness will recognize it as a test failure.
  36
  37         if self.TraceOn():
  38             print("Running test %s" % self.driver_exe)
  39             check_call([self.driver_exe, self.inferior_exe], env=env)
  40         else:
  41             with open(os.devnull, "w") as fnull:
  42                 check_call(
  43                     [self.driver_exe, self.inferior_exe],
  44                     env=env,
  45                     stdout=fnull,
  46                     stderr=fnull,
  47                 )