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author | Zachary Ware <zachary.ware@gmail.com> | 2013-11-03 22:27:04 -0600 |
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committer | Zachary Ware <zachary.ware@gmail.com> | 2013-11-03 22:27:04 -0600 |
commit | 14b38f58c20c541947c4a7ebfecbe74933bd9f85 (patch) | |
tree | 1bc655c51f626a0bcc46e4755757a1d849d8939f /Lib/test/test_support.py | |
parent | 00365f1e8ee9990e7041cd25f9a8cf57f9883d74 (diff) | |
download | cpython-git-14b38f58c20c541947c4a7ebfecbe74933bd9f85.tar.gz |
Issue #17883: Backport test.test_support._is_gui_available()
This should stop the Windows buildbots from hanging on test_ttk_guionly.
Diffstat (limited to 'Lib/test/test_support.py')
-rw-r--r-- | Lib/test/test_support.py | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/Lib/test/test_support.py b/Lib/test/test_support.py index 1f3c039b2f..e3dd7129e6 100644 --- a/Lib/test/test_support.py +++ b/Lib/test/test_support.py @@ -271,6 +271,36 @@ def forget(modname): # is exited) but there is a .pyo file. unlink(os.path.join(dirname, modname + os.extsep + 'pyo')) +# On some platforms, should not run gui test even if it is allowed +# in `use_resources'. +if sys.platform.startswith('win'): + import ctypes + import ctypes.wintypes + def _is_gui_available(): + UOI_FLAGS = 1 + WSF_VISIBLE = 0x0001 + class USEROBJECTFLAGS(ctypes.Structure): + _fields_ = [("fInherit", ctypes.wintypes.BOOL), + ("fReserved", ctypes.wintypes.BOOL), + ("dwFlags", ctypes.wintypes.DWORD)] + dll = ctypes.windll.user32 + h = dll.GetProcessWindowStation() + if not h: + raise ctypes.WinError() + uof = USEROBJECTFLAGS() + needed = ctypes.wintypes.DWORD() + res = dll.GetUserObjectInformationW(h, + UOI_FLAGS, + ctypes.byref(uof), + ctypes.sizeof(uof), + ctypes.byref(needed)) + if not res: + raise ctypes.WinError() + return bool(uof.dwFlags & WSF_VISIBLE) +else: + def _is_gui_available(): + return True + def is_resource_enabled(resource): """Test whether a resource is enabled. Known resources are set by regrtest.py.""" @@ -281,6 +311,8 @@ def requires(resource, msg=None): If the caller's module is __main__ then automatically return True. The possibility of False being returned occurs when regrtest.py is executing.""" + if resource == 'gui' and not _is_gui_available(): + raise unittest.SkipTest("Cannot use the 'gui' resource") # see if the caller's module is __main__ - if so, treat as if # the resource was set if sys._getframe(1).f_globals.get("__name__") == "__main__": @@ -1128,6 +1160,8 @@ def _id(obj): return obj def requires_resource(resource): + if resource == 'gui' and not _is_gui_available(): + return unittest.skip("resource 'gui' is not available") if is_resource_enabled(resource): return _id else: |