2a991c9874
Remove the 'if __name__ == "__main__": unittest.main()'. Indeed, the module can't be run this way due to its imports. Tests from this module can be run with: cd scripts/python/TerraSync python3 -m unittest tests.test_virtual_path
357 lines
13 KiB
Python
357 lines
13 KiB
Python
#! /usr/bin/env python3
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# -*- coding: utf-8 -*-
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# test_virtual_path.py --- Test module for terrasync.virtual_path
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# Copyright (C) 2018 Florent Rougon
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# In order to exercise all tests, run the following command from the parent
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# directory (you may omit the 'discover' argument):
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#
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# python3 -m unittest discover
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import collections
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import unittest
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from terrasync.virtual_path import VirtualPath, MutableVirtualPath
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# Hook doctest-based tests into the unittest test discovery mechanism
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import doctest
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import terrasync.virtual_path
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def load_tests(loader, tests, ignore):
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# Tell unittest to run doctests from terrasync.virtual_path
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tests.addTests(doctest.DocTestSuite(terrasync.virtual_path))
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return tests
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class VirtualPathCommonTests:
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"""Common tests to run for both VirtualPath and MutableVirtualPath.
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The tests inside this class must exercice the class (VirtualPath or
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MutableVirtualPath) stored in the 'cls' class attribute. They must
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work for both VirtualPath and MutableVirtualPath, otherwise they
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don't belong here!
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"""
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def test_normalizeStringPath(self):
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self.assertEqual(self.cls.normalizeStringPath("/"), "/")
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self.assertEqual(self.cls.normalizeStringPath(""), "/")
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self.assertEqual(
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self.cls.normalizeStringPath("/abc/Def ijk//l Mn///op/q/rst/"),
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"/abc/Def ijk/l Mn/op/q/rst")
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self.assertEqual(self.cls.normalizeStringPath("abc/def"), "/abc/def")
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self.assertEqual(self.cls.normalizeStringPath("/abc/def"), "/abc/def")
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self.assertEqual(self.cls.normalizeStringPath("//abc/def"),
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"/abc/def")
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self.assertEqual(self.cls.normalizeStringPath("///abc/def"),
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"/abc/def")
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self.assertEqual(self.cls.normalizeStringPath("/abc//def"),
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"/abc/def")
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# Unless the implementation of VirtualPath.__init__() has changed
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# meanwhile, the following function must be essentially the same as
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# test_normalizeStringPath().
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def test_constructor_and_str(self):
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p = self.cls("/")
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self.assertEqual(str(p), "/")
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p = self.cls("")
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self.assertEqual(str(p), "/")
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p = self.cls("/abc/Def ijk//l Mn///op/q/rst/")
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self.assertEqual(str(p), "/abc/Def ijk/l Mn/op/q/rst")
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p = self.cls("abc/def")
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self.assertEqual(str(p), "/abc/def")
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p = self.cls("/abc/def")
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self.assertEqual(str(p), "/abc/def")
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p = self.cls("//abc/def")
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self.assertEqual(str(p), "/abc/def")
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p = self.cls("///abc/def")
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self.assertEqual(str(p), "/abc/def")
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p = self.cls("/abc//def")
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self.assertEqual(str(p), "/abc/def")
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def test_asPosix (self):
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self.assertEqual(self.cls("").asPosix(), "/")
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self.assertEqual(self.cls("/").asPosix(), "/")
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self.assertEqual(self.cls("/abc//def").asPosix(), "/abc/def")
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self.assertEqual(self.cls("/abc//def/").asPosix(), "/abc/def")
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self.assertEqual(self.cls("//abc//def//").asPosix(), "/abc/def")
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self.assertEqual(self.cls("////abc//def//").asPosix(), "/abc/def")
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def test_samePath(self):
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self.assertTrue(self.cls("").samePath(self.cls("")))
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self.assertTrue(self.cls("").samePath(self.cls("/")))
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self.assertTrue(self.cls("/").samePath(self.cls("")))
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self.assertTrue(self.cls("/").samePath(self.cls("/")))
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self.assertTrue(
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self.cls("/abc/def").samePath(self.cls("/abc/def")))
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self.assertTrue(
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self.cls("/abc//def").samePath(self.cls("/abc/def")))
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self.assertTrue(
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self.cls("/abc/def/").samePath(self.cls("/abc/def")))
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def test_comparisons(self):
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self.assertEqual(self.cls("/abc/def"), self.cls("/abc/def"))
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self.assertEqual(self.cls("/abc//def"), self.cls("/abc/def"))
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self.assertEqual(self.cls("/abc/def/"), self.cls("/abc/def"))
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self.assertNotEqual(self.cls("/abc/dEf"), self.cls("/abc/def"))
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self.assertNotEqual(self.cls("/abc/def "), self.cls("/abc/def"))
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self.assertLessEqual(self.cls("/foo/bar"), self.cls("/foo/bar"))
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self.assertLessEqual(self.cls("/foo/bar"), self.cls("/foo/bbr"))
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self.assertLess(self.cls("/foo/bar"), self.cls("/foo/bbr"))
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self.assertGreaterEqual(self.cls("/foo/bar"), self.cls("/foo/bar"))
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self.assertGreaterEqual(self.cls("/foo/bbr"), self.cls("/foo/bar"))
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self.assertGreater(self.cls("/foo/bbr"), self.cls("/foo/bar"))
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def test_truedivOperators(self):
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"""
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Test operators used to add paths components to a VirtualPath instance."""
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p = self.cls("/foo/bar/baz/quux/zoot")
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self.assertEqual(p, self.cls("/") / "foo" / "bar" / "baz/quux/zoot")
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self.assertEqual(p, self.cls("/foo") / "bar" / "baz/quux/zoot")
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self.assertEqual(p, self.cls("/foo/bar") / "baz/quux/zoot")
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def test_joinpath(self):
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p = self.cls("/foo/bar/baz/quux/zoot")
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self.assertEqual(
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p,
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self.cls("/foo").joinpath("bar", "baz", "quux/zoot"))
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def test_nameAttribute(self):
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self.assertEqual(self.cls("/").name, "")
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p = self.cls("/foo/bar/baz/quux/zoot")
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self.assertEqual(p.name, "zoot")
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def test_partsAttribute(self):
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self.assertEqual(self.cls("/").parts, ("/",))
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p = self.cls("/foo/bar/baz/quux/zoot")
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self.assertEqual(p.parts, ("/", "foo", "bar", "baz", "quux", "zoot"))
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def test_parentsAttribute(self):
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def pathify(*args):
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return tuple( (self.cls(s) for s in args) )
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p = self.cls("/")
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self.assertEqual(tuple(p.parents), pathify()) # empty tuple
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p = self.cls("/foo")
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self.assertEqual(tuple(p.parents), pathify("/"))
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p = self.cls("/foo/bar")
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self.assertEqual(tuple(p.parents), pathify("/foo", "/"))
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p = self.cls("/foo/bar/baz")
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self.assertEqual(tuple(p.parents), pathify("/foo/bar", "/foo", "/"))
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def test_parentAttribute(self):
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def pathify(s):
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return self.cls(s)
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p = self.cls("/")
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self.assertEqual(p.parent, pathify("/"))
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p = self.cls("/foo")
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self.assertEqual(p.parent, pathify("/"))
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p = self.cls("/foo/bar")
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self.assertEqual(p.parent, pathify("/foo"))
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p = self.cls("/foo/bar/baz")
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self.assertEqual(p.parent, pathify("/foo/bar"))
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def test_suffixAttribute(self):
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p = self.cls("/")
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self.assertEqual(p.suffix, '')
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p = self.cls("/foo/bar/baz.py")
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self.assertEqual(p.suffix, '.py')
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p = self.cls("/foo/bar/baz.py.bla")
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self.assertEqual(p.suffix, '.bla')
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p = self.cls("/foo/bar/baz")
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self.assertEqual(p.suffix, '')
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def test_suffixesAttribute(self):
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p = self.cls("/")
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self.assertEqual(p.suffixes, [])
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p = self.cls("/foo/bar/baz.py")
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self.assertEqual(p.suffixes, ['.py'])
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p = self.cls("/foo/bar/baz.py.bla")
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self.assertEqual(p.suffixes, ['.py', '.bla'])
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p = self.cls("/foo/bar/baz")
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self.assertEqual(p.suffixes, [])
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def test_stemAttribute(self):
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p = self.cls("/")
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self.assertEqual(p.stem, '')
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p = self.cls("/foo/bar/baz.py")
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self.assertEqual(p.stem, 'baz')
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p = self.cls("/foo/bar/baz.py.bla")
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self.assertEqual(p.stem, 'baz.py')
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def test_asRelative(self):
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self.assertEqual(self.cls("/").asRelative(), "")
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self.assertEqual(self.cls("/foo/bar/baz/quux/zoot").asRelative(),
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"foo/bar/baz/quux/zoot")
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def test_relativeTo(self):
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self.assertEqual(self.cls("").relativeTo(""), "")
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self.assertEqual(self.cls("").relativeTo("/"), "")
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self.assertEqual(self.cls("/").relativeTo("/"), "")
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self.assertEqual(self.cls("/").relativeTo(""), "")
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p = self.cls("/foo/bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo(""), "foo/bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo("/"), "foo/bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo("foo"), "bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo("foo/"), "bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo("/foo"), "bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo("/foo/"), "bar/baz/quux/zoot")
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self.assertEqual(p.relativeTo("foo/bar/baz"), "quux/zoot")
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self.assertEqual(p.relativeTo("foo/bar/baz/"), "quux/zoot")
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self.assertEqual(p.relativeTo("/foo/bar/baz"), "quux/zoot")
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self.assertEqual(p.relativeTo("/foo/bar/baz/"), "quux/zoot")
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with self.assertRaises(ValueError):
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p.relativeTo("/foo/ba")
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with self.assertRaises(ValueError):
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p.relativeTo("/foo/balloon")
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def test_withName(self):
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p = self.cls("/foo/bar/baz/quux/zoot")
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self.assertEqual(p.withName(""),
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VirtualPath("/foo/bar/baz/quux"))
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self.assertEqual(p.withName("pouet"),
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VirtualPath("/foo/bar/baz/quux/pouet"))
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self.assertEqual(p.withName("pouet/zdong"),
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VirtualPath("/foo/bar/baz/quux/pouet/zdong"))
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# The self.cls object has no 'name' (referring to the 'name' property)
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with self.assertRaises(ValueError):
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self.cls("").withName("foobar")
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with self.assertRaises(ValueError):
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self.cls("/").withName("foobar")
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def test_withSuffix(self):
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p = self.cls("/foo/bar/baz.tar.gz")
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self.assertEqual(p.withSuffix(".bz2"),
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VirtualPath("/foo/bar/baz.tar.bz2"))
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p = self.cls("/foo/bar/baz")
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self.assertEqual(p.withSuffix(".tar.xz"),
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VirtualPath("/foo/bar/baz.tar.xz"))
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# The self.cls object has no 'name' (referring to the 'name' property)
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with self.assertRaises(ValueError):
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self.cls("/foo/bar/baz.tar.gz").withSuffix("no-leading-dot")
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with self.assertRaises(ValueError):
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# The root virtual path ('/') can't be used for this
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self.cls("/").withSuffix(".foobar")
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class TestVirtualPath(unittest.TestCase, VirtualPathCommonTests):
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"""Tests for the VirtualPath class.
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These are the tests using the common infrastructure from
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VirtualPathCommonTests.
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"""
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cls = VirtualPath
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class TestVirtualPathSpecific(unittest.TestCase):
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"""Tests specific to the VirtualPath class."""
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def test_isHashableType(self):
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p = VirtualPath("/foo")
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self.assertTrue(isinstance(p, collections.abc.Hashable))
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def test_insideSet(self):
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l1 = [ VirtualPath("/foo/bar"),
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VirtualPath("/foo/baz") ]
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l2 = l1 + [ VirtualPath("/foo/bar") ] # l2 has a duplicate element
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# Sets allow one to ignore duplicate elements when comparing
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self.assertEqual(set(l1), set(l2))
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self.assertEqual(frozenset(l1), frozenset(l2))
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class TestMutableVirtualPath(unittest.TestCase, VirtualPathCommonTests):
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"""Tests for the MutableVirtualPath class.
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These are the tests using the common infrastructure from
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VirtualPathCommonTests.
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"""
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cls = MutableVirtualPath
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class TestMutableVirtualPathSpecific(unittest.TestCase):
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"""Tests specific to the MutableVirtualPath class."""
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def test_mixedComparisons(self):
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self.assertTrue(
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VirtualPath("/abc/def").samePath(MutableVirtualPath("/abc/def")))
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self.assertTrue(
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VirtualPath("/abc//def").samePath(MutableVirtualPath("/abc/def")))
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self.assertTrue(
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VirtualPath("/abc/def/").samePath(MutableVirtualPath("/abc/def")))
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self.assertTrue(
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MutableVirtualPath("/abc/def").samePath(VirtualPath("/abc/def")))
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self.assertTrue(
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MutableVirtualPath("/abc//def").samePath(VirtualPath("/abc/def")))
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self.assertTrue(
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MutableVirtualPath("/abc/def/").samePath(VirtualPath("/abc/def")))
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def test_inPlacePathConcatenation(self):
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p = VirtualPath("/foo/bar/baz/quux/zoot")
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q = MutableVirtualPath("/foo")
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q /= "bar"
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q /= "baz/quux/zoot"
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self.assertTrue(p.samePath(q))
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def test_isNotHashableType(self):
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p = MutableVirtualPath("/foo")
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self.assertFalse(isinstance(p, collections.abc.Hashable))
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