def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
self.assertEqual(list(ws.resolve([],ad)), [])
# Request something not in the collection -> DistributionNotFound
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve, parse_requirements("Foo"), ad
)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
self.assertEqual(targets, [Foo])
list(map(ws.add,targets))
self.assertRaises(VersionConflict, ws.resolve,
parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve,parse_requirements("Foo[bar]"), ad
)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
self.assertEqual(
list(ws.resolve(parse_requirements("Foo[bar]"), ad)), [Foo,Baz]
)
# Requests for conflicting versions produce VersionConflict
self.assertRaises(VersionConflict,
ws.resolve, parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
python类Environment()的实例源码
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
self.assertEqual(list(ws.resolve([],ad)), [])
# Request something not in the collection -> DistributionNotFound
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve, parse_requirements("Foo"), ad
)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
self.assertEqual(targets, [Foo])
list(map(ws.add,targets))
self.assertRaises(VersionConflict, ws.resolve,
parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve,parse_requirements("Foo[bar]"), ad
)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
self.assertEqual(
list(ws.resolve(parse_requirements("Foo[bar]"), ad)), [Foo,Baz]
)
# Requests for conflicting versions produce VersionConflict
self.assertRaises(VersionConflict,
ws.resolve, parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
assert list(ws.resolve([], ad)) == []
# Request something not in the collection -> DistributionNotFound
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo"), ad)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
assert targets == [Foo]
list(map(ws.add, targets))
with pytest.raises(VersionConflict):
ws.resolve(parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo[bar]"), ad)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
assert list(ws.resolve(parse_requirements("Foo[bar]"), ad)) == [Foo, Baz]
# Requests for conflicting versions produce VersionConflict
with pytest.raises(VersionConflict) as vc:
ws.resolve(parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
msg = 'Foo 0.9 is installed but Foo==1.2 is required'
assert vc.value.report() == msg
def test_environment_marker_evaluation_negative(self):
"""Environment markers are evaluated at resolution time."""
ad = pkg_resources.Environment([])
ws = WorkingSet([])
res = ws.resolve(parse_requirements("Foo;python_version<'2'"), ad)
assert list(res) == []
def test_environment_marker_evaluation_positive(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
Foo = Distribution.from_filename("/foo_dir/Foo-1.2.dist-info")
ad.add(Foo)
res = ws.resolve(parse_requirements("Foo;python_version>='2'"), ad)
assert list(res) == [Foo]
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
assert list(ws.resolve([], ad)) == []
# Request something not in the collection -> DistributionNotFound
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo"), ad)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
assert targets == [Foo]
list(map(ws.add,targets))
with pytest.raises(VersionConflict):
ws.resolve(parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo[bar]"), ad)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
assert list(ws.resolve(parse_requirements("Foo[bar]"), ad)) ==[Foo,Baz]
# Requests for conflicting versions produce VersionConflict
with pytest.raises(VersionConflict) as vc:
ws.resolve(parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
msg = 'Foo 0.9 is installed but Foo==1.2 is required'
assert vc.value.report() == msg
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
assert list(ws.resolve([], ad)) == []
# Request something not in the collection -> DistributionNotFound
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo"), ad)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
assert targets == [Foo]
list(map(ws.add,targets))
with pytest.raises(VersionConflict):
ws.resolve(parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo[bar]"), ad)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
assert list(ws.resolve(parse_requirements("Foo[bar]"), ad)) ==[Foo,Baz]
# Requests for conflicting versions produce VersionConflict
with pytest.raises(VersionConflict) as vc:
ws.resolve(parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
msg = 'Foo 0.9 is installed but Foo==1.2 is required'
assert vc.value.report() == msg
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
assert list(ws.resolve([], ad)) == []
# Request something not in the collection -> DistributionNotFound
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo"), ad)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
assert targets == [Foo]
list(map(ws.add,targets))
with pytest.raises(VersionConflict):
ws.resolve(parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
with pytest.raises(pkg_resources.DistributionNotFound):
ws.resolve(parse_requirements("Foo[bar]"), ad)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
assert list(ws.resolve(parse_requirements("Foo[bar]"), ad)) ==[Foo,Baz]
# Requests for conflicting versions produce VersionConflict
with pytest.raises(VersionConflict) as vc:
ws.resolve(parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
msg = 'Foo 0.9 is installed but Foo==1.2 is required'
assert vc.value.report() == msg
def populate_source(self, source, dependency=False):
super(SetupEggSubRecipe, self).populate_source(
source, load_options=not dependency)
if 'egg' not in source:
source['egg'] = self.name
source['requirement'] = Requirement.parse(source['egg'])
source['egg'] = str(source['requirement'])
source['find-requirement'] = Requirement.parse(source['find-egg']) \
if 'find-egg' in source else source['requirement']
source['find-egg'] = str(source['find-requirement'])
source.setdefault('build', True)
egg_directories = []
if 'develop-eggs-directory' in self.recipe.buildout['buildout']:
egg_directories.append(self.recipe.buildout['buildout']['develop-eggs-directory'])
if 'eggs-directory' in self.recipe.buildout['buildout']:
egg_directories.append(self.recipe.buildout['buildout']['eggs-directory'])
source.setdefault('egg-path',
[source['location']] if 'location' in source else [] +
source.get('extra-paths', []) + egg_directories +
buildout_and_setuptools_path)
source.setdefault('location',
self.default_eggs_directory(develop=source.get('develop', False)))
source['egg-environment'] = Environment(source['egg-path'])
source['build-options'] = {}
if not dependency:
for src_key, dst_key in [(key, re.sub('-', '_', key)) for key in
[option for option in self.options
if option in BUILD_EXT_OPTIONS]]:
source['build-options'][dst_key] = self.options[src_key]
source.setdefault('signature', self.resolve_signature(source))
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
self.assertEqual(list(ws.resolve([],ad)), [])
# Request something not in the collection -> DistributionNotFound
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve, parse_requirements("Foo"), ad
)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
self.assertEqual(targets, [Foo])
list(map(ws.add,targets))
self.assertRaises(VersionConflict, ws.resolve,
parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve,parse_requirements("Foo[bar]"), ad
)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
self.assertEqual(
list(ws.resolve(parse_requirements("Foo[bar]"), ad)), [Foo,Baz]
)
# Requests for conflicting versions produce VersionConflict
self.assertRaises(VersionConflict,
ws.resolve, parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
def testResolve(self):
ad = pkg_resources.Environment([])
ws = WorkingSet([])
# Resolving no requirements -> nothing to install
self.assertEqual(list(ws.resolve([],ad)), [])
# Request something not in the collection -> DistributionNotFound
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve, parse_requirements("Foo"), ad
)
Foo = Distribution.from_filename(
"/foo_dir/Foo-1.2.egg",
metadata=Metadata(('depends.txt', "[bar]\nBaz>=2.0"))
)
ad.add(Foo)
ad.add(Distribution.from_filename("Foo-0.9.egg"))
# Request thing(s) that are available -> list to activate
for i in range(3):
targets = list(ws.resolve(parse_requirements("Foo"), ad))
self.assertEqual(targets, [Foo])
list(map(ws.add,targets))
self.assertRaises(VersionConflict, ws.resolve,
parse_requirements("Foo==0.9"), ad)
ws = WorkingSet([]) # reset
# Request an extra that causes an unresolved dependency for "Baz"
self.assertRaises(
pkg_resources.DistributionNotFound, ws.resolve,parse_requirements("Foo[bar]"), ad
)
Baz = Distribution.from_filename(
"/foo_dir/Baz-2.1.egg", metadata=Metadata(('depends.txt', "Foo"))
)
ad.add(Baz)
# Activation list now includes resolved dependency
self.assertEqual(
list(ws.resolve(parse_requirements("Foo[bar]"), ad)), [Foo,Baz]
)
# Requests for conflicting versions produce VersionConflict
self.assertRaises(VersionConflict,
ws.resolve, parse_requirements("Foo==1.2\nFoo!=1.2"), ad)
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.assertTrue(ad['FooPkg'])
# But only 1 package
self.assertEqual(list(ad), ['foopkg'])
# Distributions sort by version
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
)
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.2']
)
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
self.assertEqual(ad.best_match(req,ws).version, '1.9')
# If a matching distro is already installed, should return only that
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
self.assertRaises(VersionConflict, ad.best_match, req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.assertTrue(ad['FooPkg'])
# But only 1 package
self.assertEqual(list(ad), ['foopkg'])
# Distributions sort by version
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
)
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.2']
)
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
self.assertEqual(ad.best_match(req,ws).version, '1.9')
# If a matching distro is already installed, should return only that
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
self.assertRaises(VersionConflict, ad.best_match, req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.assertTrue(ad['FooPkg'])
# But only 1 package
self.assertEqual(list(ad), ['foopkg'])
# Distributions sort by version
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
)
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.2']
)
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
self.assertEqual(ad.best_match(req,ws).version, '1.9')
# If a matching distro is already installed, should return only that
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
self.assertRaises(VersionConflict, ad.best_match, req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.assertTrue(ad['FooPkg'])
# But only 1 package
self.assertEqual(list(ad), ['foopkg'])
# Distributions sort by version
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
)
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.2']
)
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
self.assertEqual(ad.best_match(req,ws).version, '1.9')
# If a matching distro is already installed, should return only that
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
self.assertRaises(VersionConflict, ad.best_match, req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
assert list(ad) == []
assert ad['FooPkg'] == []
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
assert ad['FooPkg']
# But only 1 package
assert list(ad) == ['foopkg']
# Distributions sort by version
assert [dist.version for dist in ad['FooPkg']] == ['1.4','1.3-1','1.2']
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
assert [dist.version for dist in ad['FooPkg']] == ['1.4','1.2']
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
assert [dist.version for dist in ad['FooPkg']] == ['1.9','1.4','1.2']
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
assert ad.best_match(req, ws).version == '1.9'
# If a matching distro is already installed, should return only that
ws.add(foo14)
assert ad.best_match(req, ws).version == '1.4'
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
with pytest.raises(VersionConflict):
ad.best_match(req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
assert ad.best_match(req, ws).version == '1.4'
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.assertTrue(ad['FooPkg'])
# But only 1 package
self.assertEqual(list(ad), ['foopkg'])
# Distributions sort by version
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
)
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.2']
)
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
self.assertEqual(ad.best_match(req,ws).version, '1.9')
# If a matching distro is already installed, should return only that
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
self.assertRaises(VersionConflict, ad.best_match, req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.assertTrue(ad['FooPkg'])
# But only 1 package
self.assertEqual(list(ad), ['foopkg'])
# Distributions sort by version
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.3-1','1.2']
)
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.4','1.2']
)
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
self.assertEqual(ad.best_match(req,ws).version, '1.9')
# If a matching distro is already installed, should return only that
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
self.assertRaises(VersionConflict, ad.best_match, req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
self.assertEqual(ad.best_match(req,ws).version, '1.4')
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
assert list(ad) == []
assert ad['FooPkg'] == []
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
assert ad['FooPkg']
# But only 1 package
assert list(ad) == ['foopkg']
# Distributions sort by version
assert [dist.version for dist in ad['FooPkg']] == ['1.4','1.3-1','1.2']
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
assert [dist.version for dist in ad['FooPkg']] == ['1.4','1.2']
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
assert [dist.version for dist in ad['FooPkg']] == ['1.9','1.4','1.2']
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
assert ad.best_match(req, ws).version == '1.9'
# If a matching distro is already installed, should return only that
ws.add(foo14)
assert ad.best_match(req, ws).version == '1.4'
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
with pytest.raises(VersionConflict):
ad.best_match(req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
assert ad.best_match(req, ws).version == '1.4'
def testCollection(self):
# empty path should produce no distributions
ad = pkg_resources.Environment([], platform=None, python=None)
assert list(ad) == []
assert ad['FooPkg'] == []
ad.add(dist_from_fn("FooPkg-1.3_1.egg"))
ad.add(dist_from_fn("FooPkg-1.4-py2.4-win32.egg"))
ad.add(dist_from_fn("FooPkg-1.2-py2.4.egg"))
# Name is in there now
assert ad['FooPkg']
# But only 1 package
assert list(ad) == ['foopkg']
# Distributions sort by version
assert [dist.version for dist in ad['FooPkg']] == ['1.4', '1.3-1', '1.2']
# Removing a distribution leaves sequence alone
ad.remove(ad['FooPkg'][1])
assert [dist.version for dist in ad['FooPkg']] == ['1.4', '1.2']
# And inserting adds them in order
ad.add(dist_from_fn("FooPkg-1.9.egg"))
assert [dist.version for dist in ad['FooPkg']] == ['1.9', '1.4', '1.2']
ws = WorkingSet([])
foo12 = dist_from_fn("FooPkg-1.2-py2.4.egg")
foo14 = dist_from_fn("FooPkg-1.4-py2.4-win32.egg")
req, = parse_requirements("FooPkg>=1.3")
# Nominal case: no distros on path, should yield all applicable
assert ad.best_match(req, ws).version == '1.9'
# If a matching distro is already installed, should return only that
ws.add(foo14)
assert ad.best_match(req, ws).version == '1.4'
# If the first matching distro is unsuitable, it's a version conflict
ws = WorkingSet([])
ws.add(foo12)
ws.add(foo14)
with pytest.raises(VersionConflict):
ad.best_match(req, ws)
# If more than one match on the path, the first one takes precedence
ws = WorkingSet([])
ws.add(foo14)
ws.add(foo12)
ws.add(foo14)
assert ad.best_match(req, ws).version == '1.4'
