[Webkit-unassigned] [Bug 174843] New: --run-singly not working with ios-simulator

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=174843

            Bug ID: 174843
           Summary: --run-singly not working with ios-simulator
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: jbedard at apple.com
                CC: lforschler at apple.com

Seeing the following stack trace when running with --run-singly on iso-simulator:

Traceback (most recent call last):
  File "/System/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/threading.py", line 810, in __bootstrap_inner
    self.run()
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 369, in run
    self.result = worker._run_single_test(driver, test_input, stop_when_done)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/layout_test_runner.py", line 410, in _run_single_test
    self._name, driver, test_input, stop_when_done)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py", line 46, in run_single_test
    return runner.run()
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py", line 105, in run
    return self._run_compare_test()
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/layout_tests/controllers/single_test_runner.py", line 108, in _run_compare_test
    driver_output = self._driver.run_test(self._driver_input(), self._stop_when_done)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/driver.py", line 685, in run_test
    return self._driver.run_test(driver_input, stop_when_done)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/driver.py", line 185, in run_test
    self.start(driver_input.should_run_pixel_test, driver_input.args)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/driver.py", line 329, in start
    self._start(pixel_tests, per_test_args)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/driver.py", line 380, in _start
    self._server_process.start()
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/server_process.py", line 341, in start
    self._start()
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/simulator_process.py", line 96, in _start
    self._pid = self._target_host.launch_app(self._bundle_id, self._cmd[1:], env=self._env)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/port/device.py", line 45, in launch_app
    return self.platform_device.launch_app(bundle_id, args, env)
  File "/Volumes/Data/slave/trunk-tigris-ios-sim-production-wk2-tests/build/OpenSource/Tools/Scripts/webkitpy/xcode/simulated_device.py", line 178, in launch_app
    signal.signal(signal.SIGALRM, _install_timeout)
ValueError: signal only works in main thread

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