1# Ridiculously simple test of the os.startfile function for Windows. 2# 3# empty.vbs is an empty file (except for a comment), which does 4# nothing when run with cscript or wscript. 5# 6# A possible improvement would be to have empty.vbs do something that 7# we can detect here, to make sure that not only the os.startfile() 8# call succeeded, but also the script actually has run. 9 10import unittest 11from test import test_support 12import os 13import sys 14from os import path 15 16startfile = test_support.get_attribute(os, 'startfile') 17 18 19class TestCase(unittest.TestCase): 20 def test_nonexisting(self): 21 self.assertRaises(OSError, startfile, "nonexisting.vbs") 22 23 def test_nonexisting_u(self): 24 self.assertRaises(OSError, startfile, u"nonexisting.vbs") 25 26 def check_empty(self, empty): 27 # We need to make sure the child process starts in a directory 28 # we're not about to delete. If we're running under -j, that 29 # means the test harness provided directory isn't a safe option. 30 # See http://bugs.python.org/issue15526 for more details 31 with test_support.change_cwd(path.dirname(sys.executable)): 32 startfile(empty) 33 startfile(empty, "open") 34 35 def test_empty(self): 36 empty = path.join(path.dirname(__file__), "empty.vbs") 37 self.check_empty(empty) 38 39 def test_empty_unicode(self): 40 empty = path.join(path.dirname(__file__), "empty.vbs") 41 empty = unicode(empty, "mbcs") 42 self.check_empty(empty) 43 44def test_main(): 45 test_support.run_unittest(TestCase) 46 47if __name__=="__main__": 48 test_main() 49