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# -*- coding: utf-8 -*- |
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# |
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# Copyright (c) 2014-2015 Scaleway and Contributors. All Rights Reserved. |
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# Kevin Deldycke <[email protected]> |
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# |
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# Licensed under the BSD 2-Clause License (the "License"); you may not use this |
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# file except in compliance with the License. You may obtain a copy of the |
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# License at http://opensource.org/licenses/BSD-2-Clause |
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from __future__ import (unicode_literals, print_function, absolute_import, |
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division) |
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import unittest |
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from port_range import PortRange |
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class TestPortRange(unittest.TestCase): |
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def test_cidr_parsing(self): |
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self.assertEqual(PortRange('1027/15').bounds, (1027, 1028)) |
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self.assertEqual(PortRange(' 1027 / 15 ').bounds, (1027, 1028)) |
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def test_range_parsing(self): |
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self.assertEqual(PortRange('42-4242').bounds, (42, 4242)) |
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self.assertEqual(PortRange('42').bounds, (42, 42)) |
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self.assertEqual(PortRange(42).bounds, (42, 42)) |
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self.assertEqual(PortRange([42]).bounds, (42, 42)) |
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self.assertEqual(PortRange(['42']).bounds, (42, 42)) |
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self.assertEqual(PortRange([42, 4242]).bounds, (42, 4242)) |
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self.assertEqual(PortRange([4242, 42]).bounds, (42, 4242)) |
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self.assertEqual(PortRange([None, 42]).bounds, (42, 42)) |
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self.assertEqual(PortRange([42, None]).bounds, (42, 42)) |
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self.assertEqual(PortRange([42, None, 32, 3]).bounds, (32, 42)) |
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self.assertEqual(PortRange((4242, 42)).bounds, (42, 4242)) |
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self.assertEqual(PortRange(set([4242, 42])).bounds, (42, 4242)) |
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def test_cidr_properties(self): |
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port = PortRange('1027/15') |
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self.assertEqual(port.base, 1027) |
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self.assertEqual(port.prefix, 15) |
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self.assertEqual(port.mask, 1) |
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self.assertEqual(port.offset, 3) |
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self.assertEqual(port.port_from, 1027) |
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self.assertEqual(port.port_to, 1028) |
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self.assertEqual(port.bounds, (1027, 1028)) |
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def test_range_properties(self): |
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port = PortRange([4242, 42]) |
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self.assertEqual(str(port), '42-4242') |
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self.assertEqual(port.base, 42) |
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self.assertEqual(port.prefix, None) |
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self.assertEqual(port.mask, None) |
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self.assertEqual(port.offset, 10) |
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self.assertEqual(port.port_from, 42) |
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self.assertEqual(port.port_to, 4242) |
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self.assertEqual(port.bounds, (42, 4242)) |
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def test_normalization(self): |
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port = PortRange(' 0001234 ') |
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self.assertEqual(str(port), '1234') |
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self.assertEqual(port.base, 1234) |
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self.assertEqual(port.prefix, 16) |
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self.assertEqual(port.mask, 0) |
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self.assertEqual(port.offset, 210) |
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self.assertEqual(port.port_from, 1234) |
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self.assertEqual(port.port_to, 1234) |
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self.assertEqual(port.bounds, (1234, 1234)) |
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# Upper bound cap |
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self.assertEqual(PortRange('64666/3').bounds, (64666, 65535)) |
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def test_output_string(self): |
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self.assertEqual(str(PortRange('1027/15')), '1027/15') |
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self.assertEqual(str(PortRange([42, 4242])), '42-4242') |
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self.assertEqual(str(PortRange(42)), '42') |
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self.assertEqual(str(PortRange([1027, 1028])), '1027/15') |
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def test_cidr_string_rendering(self): |
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self.assertEqual(PortRange([32768, 65535]).cidr_string, '32768/1') |
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self.assertEqual(PortRange([32767, 65534]).cidr_string, '32767/1') |
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with self.assertRaises(ValueError): |
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PortRange([32767, 65535]).cidr_string |
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def test_validation(self): |
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# Test empty params |
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self.assertRaises(ValueError, PortRange, None) |
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self.assertRaises(ValueError, PortRange, [None]) |
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self.assertRaises(ValueError, PortRange, [None, None]) |
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# Invalid int |
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self.assertRaises(ValueError, PortRange, ' A233 ') |
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# Test negative values |
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self.assertRaises(ValueError, PortRange, '-24/3') |
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self.assertRaises(ValueError, PortRange, '1024/-3') |
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# Test maximums and minimums |
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self.assertRaises(ValueError, PortRange, '1024/0') |
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self.assertRaises(ValueError, PortRange, '1024/17') |
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self.assertRaises(ValueError, PortRange, '66666') |
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self.assertRaises(ValueError, PortRange, '0') |
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def test_strict_mode(self): |
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# Test power of two port base |
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PortRange('257', strict=True) |
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PortRange('257/16', strict=True) |
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self.assertRaises(ValueError, PortRange, '257/4', strict=True) |
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# Test overflowing upper bound |
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self.assertRaises(ValueError, PortRange, '65535/8', strict=True) |
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def test_computation(self): |
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self.assertEqual(PortRange('2/3').bounds, (2, 8193)) |
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self.assertEqual(PortRange('7/3').bounds, (7, 8198)) |
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scaleway /
port-range
