def testADirectory(self):
'''
Pass a single directoty to EmuGlobalContext; The directory contains
two files
'''
org_path = os.getcwd()
nfile1 = os.path.join(self._nested_dir, self._nested_file1)
nfile2 = os.path.join(self._nested_dir, self._nested_file2)
path = [os.path.join(self._data_path, self._nested_dir)]
with emu.EmuGlobalContext(path) as context:
cur_path = os.getcwd()
self.assertNotEqual(
org_path, cur_path,
"A directory test: current directory didn't change in with")
self.assertTrue(
os.path.exists(self._nested_dir),
"A directory test: data directory doesn't exist in with")
self.assertTrue(os.path.exists(nfile1),
"A directory test: file 1 doesn't exist in with")
self.assertTrue(os.path.exists(nfile2),
"A directory test: file 2 doesn't exist in with")
abs_nested_dir = os.path.abspath(self._nested_dir)
after_path = os.getcwd()
self.assertEqual(
org_path, after_path,
"A directory test: current directory wasn't restored after with")
self.assertFalse(
os.path.exists(abs_nested_dir),
"A directory test: data directory DOES exist after with")
def justReturn(self, org_path):
'''
Returns directly from "with" statement
Sub method for testReturn
'''
files = [os.path.join(self._data_path, self._data_file)]
with emu.EmuGlobalContext(files):
cur_path = os.getcwd()
self.assertNotEqual(
org_path, cur_path,
"A file test: current directory didn't changed in with")
return
def testEmptyFiles(self):
'''
Pass an empty list to EmuGlobalContext
'''
org_path = os.getcwd()
files = []
with emu.EmuGlobalContext(files) as context:
cur_path = os.getcwd()
self.assertEqual(
org_path, cur_path,
"Empty files test: current directory changed in with:" +
cur_path)
self.assertEqual(
org_path, cur_path,
"Empty files test: current directory changed after with")
def testWrongFile(self):
org_path = os.getcwd()
files = [os.path.join(self._data_path, 'does_not_exist')]
try:
with emu.EmuGlobalContext(files) as context:
self.assertTrue(True,
"Wrong file test: Shouldn't come in here")
except IOError as e:
pass # Expected
after_path = os.getcwd()
self.assertEqual(
org_path, after_path,
"Wrong file test: current directory wasn't restored after with")
def testAFile(self):
'''
Pass a single file to EmuGlobalContext
'''
org_path = os.getcwd()
files = [os.path.join(self._data_path, self._data_file)]
with emu.EmuGlobalContext(files) as context:
cur_path = os.getcwd()
self.assertNotEqual(
org_path, cur_path,
"A file test: current directory didn't changed in with")
self.assertTrue(os.path.exists(self._data_file),
"A file test: data file doesn't exist")
abs_data_file = os.path.abspath(self._data_file)
after_path = os.getcwd()
self.assertEqual(
org_path, after_path,
"A file test: current directory wasn't restored after with")
self.assertFalse(os.path.exists(abs_data_file),
"A file test: data file DOES exist after with")
def testComplex(self):
'''
Pass a file and a directory to EmuGlobalContext
'''
org_path = os.getcwd()
paths = [
os.path.join(self._data_path, self._data_file),
os.path.join(self._data_path, self._nested_dir)
]
nfile1 = os.path.join(self._nested_dir, self._nested_file1)
nfile2 = os.path.join(self._nested_dir, self._nested_file2)
with emu.EmuGlobalContext(paths) as context:
cur_path = os.getcwd()
self.assertNotEqual(
org_path, cur_path,
"Complex test: current directory didn't change in with")
self.assertTrue(os.path.exists(self._data_file),
"A file test: data file doesn't exist")
self.assertTrue(
os.path.exists(self._nested_dir),
"Complex test: data directory doesn't exist in with")
self.assertTrue(os.path.exists(nfile1),
"A directory test: file 1 doesn't exist in with")
self.assertTrue(os.path.exists(nfile2),
"A directory test: file 2 doesn't exist in with")
abs_data_file = os.path.abspath(self._data_file)
abs_nested_dir = os.path.abspath(self._nested_dir)
after_path = os.getcwd()
self.assertEqual(
org_path, after_path,
"A directory test: current directory wasn't restored after with")
self.assertFalse(os.path.exists(abs_data_file),
"A file test: data file DOES exist after with")
self.assertFalse(
os.path.exists(abs_nested_dir),
"A directory test: data directory DOES exist after with")
def testException(self):
'''
Throw an exception in "with" statement
Make sure the current working directory will be restored
'''
org_path = os.getcwd()
files = [os.path.join(self._data_path, self._data_file)]
raised = False
try:
with emu.EmuGlobalContext(files):
cur_path = os.getcwd()
self.assertNotEqual(
org_path, cur_path,
"A file test: current directory didn't changed in with")
raise DummyException
except DummyException:
raised = True
after_path = os.getcwd()
self.assertEqual(
org_path, after_path,
"Exception test: current directory wasn't restored after with")
self.assertTrue(raised, "Exception test: exception was not raised")