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287 lines
10 KiB
Python
287 lines
10 KiB
Python
"""Tests for the packaging.pypi.dist module."""
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import os
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import shutil
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from packaging.version import VersionPredicate
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from packaging.pypi.dist import (ReleaseInfo, ReleasesList, DistInfo,
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split_archive_name, get_infos_from_url)
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from packaging.pypi.errors import HashDoesNotMatch, UnsupportedHashName
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from packaging.tests import unittest
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from packaging.tests.support import TempdirManager, requires_zlib, fake_dec
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try:
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import threading
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from packaging.tests.pypi_server import use_pypi_server
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except ImportError:
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threading = None
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use_pypi_server = fake_dec
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def Dist(*args, **kwargs):
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# DistInfo takes a release as a first parameter, avoid this in tests.
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return DistInfo(None, *args, **kwargs)
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class TestReleaseInfo(unittest.TestCase):
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def test_instantiation(self):
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# Test the DistInfo class provides us the good attributes when
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# given on construction
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release = ReleaseInfo("FooBar", "1.1")
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self.assertEqual("FooBar", release.name)
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self.assertEqual("1.1", "%s" % release.version)
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def test_add_dist(self):
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# empty distribution type should assume "sdist"
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release = ReleaseInfo("FooBar", "1.1")
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release.add_distribution(url="http://example.org/")
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# should not fail
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release['sdist']
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def test_get_unknown_distribution(self):
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# should raise a KeyError
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pass
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def test_get_infos_from_url(self):
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# Test that the the URLs are parsed the right way
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url_list = {
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'FooBar-1.1.0.tar.gz': {
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'name': 'foobar', # lowercase the name
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'version': '1.1.0',
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},
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'Foo-Bar-1.1.0.zip': {
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'name': 'foo-bar', # keep the dash
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'version': '1.1.0',
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},
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'foobar-1.1b2.tar.gz#md5=123123123123123': {
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'name': 'foobar',
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'version': '1.1b2',
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'url': 'http://example.org/foobar-1.1b2.tar.gz', # no hash
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'hashval': '123123123123123',
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'hashname': 'md5',
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},
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'foobar-1.1-rc2.tar.gz': { # use suggested name
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'name': 'foobar',
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'version': '1.1c2',
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'url': 'http://example.org/foobar-1.1-rc2.tar.gz',
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}
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}
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for url, attributes in url_list.items():
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# for each url
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infos = get_infos_from_url("http://example.org/" + url)
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for attribute, expected in attributes.items():
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got = infos.get(attribute)
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if attribute == "version":
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self.assertEqual("%s" % got, expected)
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else:
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self.assertEqual(got, expected)
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def test_split_archive_name(self):
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# Test we can split the archive names
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names = {
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'foo-bar-baz-1.0-rc2': ('foo-bar-baz', '1.0c2'),
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'foo-bar-baz-1.0': ('foo-bar-baz', '1.0'),
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'foobarbaz-1.0': ('foobarbaz', '1.0'),
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}
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for name, results in names.items():
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self.assertEqual(results, split_archive_name(name))
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class TestDistInfo(TempdirManager, unittest.TestCase):
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srcpath = "/packages/source/f/foobar/foobar-0.1.tar.gz"
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def test_get_url(self):
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# Test that the url property works well
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d = Dist(url="test_url")
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self.assertDictEqual(d.url, {
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"url": "test_url",
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"is_external": True,
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"hashname": None,
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"hashval": None,
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})
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# add a new url
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d.add_url(url="internal_url", is_external=False)
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self.assertEqual(d._url, None)
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self.assertDictEqual(d.url, {
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"url": "internal_url",
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"is_external": False,
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"hashname": None,
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"hashval": None,
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})
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self.assertEqual(2, len(d.urls))
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def test_comparison(self):
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# Test that we can compare DistInfoributionInfoList
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foo1 = ReleaseInfo("foo", "1.0")
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foo2 = ReleaseInfo("foo", "2.0")
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bar = ReleaseInfo("bar", "2.0")
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# assert we use the version to compare
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self.assertTrue(foo1 < foo2)
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self.assertFalse(foo1 > foo2)
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self.assertFalse(foo1 == foo2)
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# assert we can't compare dists with different names
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self.assertRaises(TypeError, foo1.__eq__, bar)
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@unittest.skipIf(threading is None, 'needs threading')
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@use_pypi_server("downloads_with_md5")
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def test_download(self, server):
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# Download is possible, and the md5 is checked if given
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url = server.full_address + self.srcpath
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# check that a md5 if given
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dist = Dist(url=url, hashname="md5",
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hashval="fe18804c5b722ff024cabdf514924fc4")
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dist.download(self.mkdtemp())
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# a wrong md5 fails
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dist2 = Dist(url=url, hashname="md5", hashval="wrongmd5")
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self.assertRaises(HashDoesNotMatch, dist2.download, self.mkdtemp())
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# we can omit the md5 hash
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dist3 = Dist(url=url)
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dist3.download(self.mkdtemp())
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# and specify a temporary location
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# for an already downloaded dist
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path1 = self.mkdtemp()
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dist3.download(path=path1)
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# and for a new one
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path2_base = self.mkdtemp()
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dist4 = Dist(url=url)
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path2 = dist4.download(path=path2_base)
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self.assertIn(path2_base, path2)
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def test_hashname(self):
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# Invalid hashnames raises an exception on assignation
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Dist(hashname="md5", hashval="value")
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self.assertRaises(UnsupportedHashName, Dist,
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hashname="invalid_hashname",
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hashval="value")
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@unittest.skipIf(threading is None, 'needs threading')
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@requires_zlib
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@use_pypi_server('downloads_with_md5')
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def test_unpack(self, server):
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url = server.full_address + self.srcpath
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dist1 = Dist(url=url)
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# unpack the distribution in a specfied folder
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dist1_here = self.mkdtemp()
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dist1_there = dist1.unpack(path=dist1_here)
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# assert we unpack to the path provided
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self.assertEqual(dist1_here, dist1_there)
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dist1_result = os.listdir(dist1_there)
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self.assertIn('paf', dist1_result)
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os.remove(os.path.join(dist1_there, 'paf'))
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# Test unpack works without a path argument
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dist2 = Dist(url=url)
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# doing an unpack
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dist2_there = dist2.unpack()
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self.addCleanup(shutil.rmtree, dist2_there)
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dist2_result = os.listdir(dist2_there)
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self.assertIn('paf', dist2_result)
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os.remove(os.path.join(dist2_there, 'paf'))
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class TestReleasesList(unittest.TestCase):
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def test_filter(self):
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# Test we filter the distributions the right way, using version
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# predicate match method
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releases = ReleasesList('FooBar', (
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ReleaseInfo("FooBar", "1.1"),
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ReleaseInfo("FooBar", "1.1.1"),
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ReleaseInfo("FooBar", "1.2"),
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ReleaseInfo("FooBar", "1.2.1"),
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))
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filtered = releases.filter(VersionPredicate("FooBar (<1.2)"))
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self.assertNotIn(releases[2], filtered)
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self.assertNotIn(releases[3], filtered)
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self.assertIn(releases[0], filtered)
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self.assertIn(releases[1], filtered)
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def test_append(self):
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# When adding a new item to the list, the behavior is to test if
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# a release with the same name and version number already exists,
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# and if so, to add a new distribution for it. If the distribution type
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# is already defined too, add url informations to the existing DistInfo
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# object.
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releases = ReleasesList("FooBar", [
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ReleaseInfo("FooBar", "1.1", url="external_url",
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dist_type="sdist"),
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])
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self.assertEqual(1, len(releases))
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releases.add_release(release=ReleaseInfo("FooBar", "1.1",
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url="internal_url",
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is_external=False,
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dist_type="sdist"))
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self.assertEqual(1, len(releases))
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self.assertEqual(2, len(releases[0]['sdist'].urls))
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releases.add_release(release=ReleaseInfo("FooBar", "1.1.1",
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dist_type="sdist"))
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self.assertEqual(2, len(releases))
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# when adding a distribution whith a different type, a new distribution
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# has to be added.
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releases.add_release(release=ReleaseInfo("FooBar", "1.1.1",
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dist_type="bdist"))
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self.assertEqual(2, len(releases))
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self.assertEqual(2, len(releases[1].dists))
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def test_prefer_final(self):
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# Can order the distributions using prefer_final
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fb10 = ReleaseInfo("FooBar", "1.0") # final distribution
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fb11a = ReleaseInfo("FooBar", "1.1a1") # alpha
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fb12a = ReleaseInfo("FooBar", "1.2a1") # alpha
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fb12b = ReleaseInfo("FooBar", "1.2b1") # beta
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dists = ReleasesList("FooBar", [fb10, fb11a, fb12a, fb12b])
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dists.sort_releases(prefer_final=True)
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self.assertEqual(fb10, dists[0])
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dists.sort_releases(prefer_final=False)
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self.assertEqual(fb12b, dists[0])
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@unittest.skip('method not implemented yet')
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def test_prefer_source(self):
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# Ordering supports prefer_source
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fb_source = Dist("FooBar", "1.0", type="source")
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fb_binary = Dist("FooBar", "1.0", type="binary")
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fb2_binary = Dist("FooBar", "2.0", type="binary")
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dists = ReleasesList([fb_binary, fb_source])
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dists.sort_distributions(prefer_source=True)
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self.assertEqual(fb_source, dists[0])
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dists.sort_distributions(prefer_source=False)
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self.assertEqual(fb_binary, dists[0])
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dists.append(fb2_binary)
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dists.sort_distributions(prefer_source=True)
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self.assertEqual(fb2_binary, dists[0])
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def test_get_last(self):
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dists = ReleasesList('Foo')
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self.assertEqual(dists.get_last('Foo 1.0'), None)
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def test_suite():
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suite = unittest.TestSuite()
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suite.addTest(unittest.makeSuite(TestDistInfo))
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suite.addTest(unittest.makeSuite(TestReleaseInfo))
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suite.addTest(unittest.makeSuite(TestReleasesList))
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return suite
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if __name__ == '__main__':
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unittest.main(defaultTest='test_suite')
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