cpython/Lib/test/test_exception_variations.py

181 lines
4.1 KiB
Python

from test.test_support import run_unittest
import unittest
class ExceptionTestCase(unittest.TestCase):
def test_try_except_else_finally(self):
hit_except = False
hit_else = False
hit_finally = False
try:
raise Exception, 'nyaa!'
except:
hit_except = True
else:
hit_else = True
finally:
hit_finally = True
self.assertTrue(hit_except)
self.assertTrue(hit_finally)
self.assertFalse(hit_else)
def test_try_except_else_finally_no_exception(self):
hit_except = False
hit_else = False
hit_finally = False
try:
pass
except:
hit_except = True
else:
hit_else = True
finally:
hit_finally = True
self.assertFalse(hit_except)
self.assertTrue(hit_finally)
self.assertTrue(hit_else)
def test_try_except_finally(self):
hit_except = False
hit_finally = False
try:
raise Exception, 'yarr!'
except:
hit_except = True
finally:
hit_finally = True
self.assertTrue(hit_except)
self.assertTrue(hit_finally)
def test_try_except_finally_no_exception(self):
hit_except = False
hit_finally = False
try:
pass
except:
hit_except = True
finally:
hit_finally = True
self.assertFalse(hit_except)
self.assertTrue(hit_finally)
def test_try_except(self):
hit_except = False
try:
raise Exception, 'ahoy!'
except:
hit_except = True
self.assertTrue(hit_except)
def test_try_except_no_exception(self):
hit_except = False
try:
pass
except:
hit_except = True
self.assertFalse(hit_except)
def test_try_except_else(self):
hit_except = False
hit_else = False
try:
raise Exception, 'foo!'
except:
hit_except = True
else:
hit_else = True
self.assertFalse(hit_else)
self.assertTrue(hit_except)
def test_try_except_else_no_exception(self):
hit_except = False
hit_else = False
try:
pass
except:
hit_except = True
else:
hit_else = True
self.assertFalse(hit_except)
self.assertTrue(hit_else)
def test_try_finally_no_exception(self):
hit_finally = False
try:
pass
finally:
hit_finally = True
self.assertTrue(hit_finally)
def test_nested(self):
hit_finally = False
hit_inner_except = False
hit_inner_finally = False
try:
try:
raise Exception, 'inner exception'
except:
hit_inner_except = True
finally:
hit_inner_finally = True
finally:
hit_finally = True
self.assertTrue(hit_inner_except)
self.assertTrue(hit_inner_finally)
self.assertTrue(hit_finally)
def test_nested_else(self):
hit_else = False
hit_finally = False
hit_except = False
hit_inner_except = False
hit_inner_else = False
try:
try:
pass
except:
hit_inner_except = True
else:
hit_inner_else = True
raise Exception, 'outer exception'
except:
hit_except = True
else:
hit_else = True
finally:
hit_finally = True
self.assertFalse(hit_inner_except)
self.assertTrue(hit_inner_else)
self.assertFalse(hit_else)
self.assertTrue(hit_finally)
self.assertTrue(hit_except)
def test_main():
run_unittest(ExceptionTestCase)
if __name__ == '__main__':
test_main()