from unittest import TestCase, makeSuite
from pkg_resources import *
import pkg_resources, sys
try:
frozenset
except NameError:
from sets import ImmutableSet as frozenset
class Metadata(EmptyProvider):
"""Mock object to return metadata as if from an on-disk distribution"""
def __init__(self,*pairs):
self.metadata = dict(pairs)
def has_metadata(self,name):
return name in self.metadata
def get_metadata(self,name):
return self.metadata[name]
def get_metadata_lines(self,name):
return yield_lines(self.get_metadata(name))
class DistroTests(TestCase):
def testCollection(self):
# empty path should produce no distributions
ad = Environment([], platform=None, python=None)
self.assertEqual(list(ad), [])
self.assertEqual(ad['FooPkg'],[])
ad.add(Distribution.from_filename("FooPkg-1.3_1.egg"))
ad.add(Distribution.from_filename("FooPkg-1.4-py2.4-win32.egg"))
ad.add(Distribution.from_filename("FooPkg-1.2-py2.4.egg"))
# Name is in there now
self.failUnless(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(Distribution.from_filename("FooPkg-1.9.egg"))
self.assertEqual(
[dist.version for dist in ad['FooPkg']], ['1.9','1.4','1.2']
)
ws = WorkingSet([])
foo12 = Distribution.from_filename("FooPkg-1.2-py2.4.egg")
foo14 = Distribution.from_filename("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 checkFooPkg(self,d):
self.assertEqual(d.project_name, "FooPkg")
self.assertEqual(d.key, "foopkg")
self.assertEqual(d.version, "1.3-1")
self.assertEqual(d.py_version, "2.4")
self.assertEqual(d.platform, "win32")
self.assertEqual(d.parsed_version, parse_version("1.3-1"))
def testDistroBasics(self):
d = Distribution(
"/some/path",
project_name="FooPkg",version="1.3-1",py_version="2.4",platform="win32"
)
self.checkFooPkg(d)
d = Distribution("/some/path")
self.assertEqual(d.py_version, sys.version[:3])
self.assertEqual(d.platform, None)
def testDistroParse(self):
d = Distribution.from_filename("FooPkg-1.3_1-py2.4-win32.egg")
self.checkFooPkg(d)
d = Distribution.from_filename("FooPkg-1.3_1-py2.4-win32.egg-info")
self.checkFooPkg(d)
def testDistroMetadata(self):
d = Distribution(
"/some/path", project_name="FooPkg", py_version="2.4", platform="win32",
metadata = Metadata(
('PKG-INFO',"Metadata-Version: 1.0\nVersion: 1.3-1\n")
)
)
self.checkFooPkg(d)
def distRequires(self, txt):
return Distribution("/foo", metadata=Metadata(('depends.txt', txt)))
def checkRequires(self, dist, txt, extras=()):
self.assertEqual(
list(dist.requires(extras)),
list(parse_requirements(txt))
)
def testDistroDependsSimple(self):
for v in "Twisted>=1.5", "Twisted>=1.5\nZConfig>=2.0":
self.checkRequires(self.distRequires(v), v)
def testResolve(self):
ad = Environment([]); ws = WorkingSet([])
# Resolving no requirements -> nothing to install
self.assertEqual( list(ws.resolve([],ad)), [] )
# Request something not in the collection -> DistributionNotFound
self.assertRaises(
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])
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(
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 testDistroDependsOptions(self):
d = self.distRequires("""
Twisted>=1.5
[docgen]
ZConfig>=2.0
docutils>=0.3
[fastcgi]
fcgiapp>=0.1""")
self.checkRequires(d,"Twisted>=1.5")
self.checkRequires(
d,"Twisted>=1.5 ZConfig>=2.0 docutils>=0.3".split(), ["docgen"]
)
self.checkRequires(
d,"Twisted>=1.5 fcgiapp>=0.1".split(), ["fastcgi"]
)
self.checkRequires(
d,"Twisted>=1.5 ZConfig>=2.0 docutils>=0.3 fcgiapp>=0.1".split(),
["docgen","fastcgi"]
)
self.checkRequires(
d,"Twisted>=1.5 fcgiapp>=0.1 ZConfig>=2.0 docutils>=0.3".split(),
["fastcgi", "docgen"]
)
self.assertRaises(UnknownExtra, d.requires, ["foo"])
class EntryPointTests(TestCase):
def assertfields(self, ep):
self.assertEqual(ep.name,"foo")
self.assertEqual(ep.module_name,"setuptools.tests.test_resources")
self.assertEqual(ep.attrs, ("EntryPointTests",))
self.assertEqual(ep.extras, ("x",))
self.failUnless(ep.load() is EntryPointTests)
self.assertEqual(
str(ep),
"foo = setuptools.tests.test_resources:EntryPointTests [x]"
)
def setUp(self):
self.dist = Distribution.from_filename(
"FooPkg-1.2-py2.4.egg", metadata=Metadata(('requires.txt','[x]')))
def testBasics(self):
ep = EntryPoint(
"foo", "setuptools.tests.test_resources", ["EntryPointTests"],
["x"], self.dist
)
self.assertfields(ep)
def testParse(self):
s = "foo = setuptools.tests.test_resources:EntryPointTests [x]"
ep = EntryPoint.parse(s, self.dist)
self.assertfields(ep)
ep = EntryPoint.parse("bar baz= spammity[PING]")
self.assertEqual(ep.name,"bar baz")
self.assertEqual(ep.module_name,"spammity")
self.assertEqual(ep.attrs, ())
self.assertEqual(ep.extras, ("ping",))
ep = EntryPoint.parse(" fizzly = wocka:foo")
self.assertEqual(ep.name,"fizzly")
self.assertEqual(ep.module_name,"wocka")
self.assertEqual(ep.attrs, ("foo",))
self.assertEqual(ep.extras, ())
def testRejects(self):
for ep in [
"foo", "x=1=2", "x=a:b:c", "q=x/na", "fez=pish:tush-z", "x=f[a]>2",
]:
try: EntryPoint.parse(ep)
except ValueError: pass
else: raise AssertionError("Should've been bad", ep)
def checkSubMap(self, m):
self.assertEqual(str(m),
"{'feature2': EntryPoint.parse("
"'feature2 = another.module:SomeClass [extra1,extra2]'), "
"'feature3': EntryPoint.parse('feature3 = this.module [something]'), "
"'feature1': EntryPoint.parse("
"'feature1 = somemodule:somefunction')}"
)
submap_str = """
# define features for blah blah
feature1 = somemodule:somefunction
feature2 = another.module:SomeClass [extra1,extra2]
feature3 = this.module [something]
"""
def testParseList(self):
self.checkSubMap(EntryPoint.parse_group("xyz", self.submap_str))
self.assertRaises(ValueError, EntryPoint.parse_group, "x a", "foo=bar")
self.assertRaises(ValueError, EntryPoint.parse_group, "x",
["foo=baz", "foo=bar"])
def testParseMap(self):
m = EntryPoint.parse_map({'xyz':self.submap_str})
self.checkSubMap(m['xyz'])
self.assertEqual(m.keys(),['xyz'])
m = EntryPoint.parse_map("[xyz]\n"+self.submap_str)
self.checkSubMap(m['xyz'])
self.assertEqual(m.keys(),['xyz'])
self.assertRaises(ValueError, EntryPoint.parse_map, ["[xyz]", "[xyz]"])
self.assertRaises(ValueError, EntryPoint.parse_map, self.submap_str)
class RequirementsTests(TestCase):
def testBasics(self):
r = Requirement.parse("Twisted>=1.2")
self.assertEqual(str(r),"Twisted>=1.2")
self.assertEqual(repr(r),"Requirement.parse('Twisted>=1.2')")
self.assertEqual(r, Requirement("Twisted", [('>=','1.2')], ()))
self.assertEqual(r, Requirement("twisTed", [('>=','1.2')], ()))
self.assertNotEqual(r, Requirement("Twisted", [('>=','2.0')], ()))
self.assertNotEqual(r, Requirement("Zope", [('>=','1.2')], ()))
self.assertNotEqual(r, Requirement("Zope", [('>=','3.0')], ()))
self.assertNotEqual(r, Requirement.parse("Twisted[extras]>=1.2"))
def testOrdering(self):
r1 = Requirement("Twisted", [('==','1.2c1'),('>=','1.2')], ())
r2 = Requirement("Twisted", [('>=','1.2'),('==','1.2c1')], ())
self.assertEqual(r1,r2)
self.assertEqual(str(r1),str(r2))
self.assertEqual(str(r2),"Twisted==1.2c1,>=1.2")
def testBasicContains(self):
r = Requirement("Twisted", [('>=','1.2')], ())
foo_dist = Distribution.from_filename("FooPkg-1.3_1.egg")
twist11 = Distribution.from_filename("Twisted-1.1.egg")
twist12 = Distribution.from_filename("Twisted-1.2.egg")
self.failUnless(parse_version('1.2') in r)
self.failUnless(parse_version('1.1') not in r)
self.failUnless('1.2' in r)
self.failUnless('1.1' not in r)
self.failUnless(foo_dist not in r)
self.failUnless(twist11 not in r)
self.failUnless(twist12 in r)
def testAdvancedContains(self):
r, = parse_requirements("Foo>=1.2,<=1.3,==1.9,>2.0,!=2.5,<3.0,==4.5")
for v in ('1.2','1.2.2','1.3','1.9','2.0.1','2.3','2.6','3.0c1','4.5'):
self.failUnless(v in r, (v,r))
for v in ('1.2c1','1.3.1','1.5','1.9.1','2.0','2.5','3.0','4.0'):
self.failUnless(v not in r, (v,r))
def testOptionsAndHashing(self):
r1 = Requirement.parse("Twisted[foo,bar]>=1.2")
r2 = Requirement.parse("Twisted[bar,FOO]>=1.2")
r3 = Requirement.parse("Twisted[BAR,FOO]>=1.2.0")
self.assertEqual(r1,r2)
self.assertEqual(r1,r3)
self.assertEqual(r1.extras, ("foo","bar"))
self.assertEqual(r2.extras, ("bar","foo")) # extras are normalized
self.assertEqual(hash(r1), hash(r2))
self.assertEqual(
hash(r1), hash(("twisted", ((">=",parse_version("1.2")),),
frozenset(["foo","bar"])))
)
def testVersionEquality(self):
r1 = Requirement.parse("setuptools==0.3a2")
r2 = Requirement.parse("setuptools!=0.3a4")
d = Distribution.from_filename
self.failIf(d("setuptools-0.3a4.egg") in r1)
self.failIf(d("setuptools-0.3a1.egg") in r1)
self.failIf(d("setuptools-0.3a4.egg") in r2)
self.failUnless(d("setuptools-0.3a2.egg") in r1)
self.failUnless(d("setuptools-0.3a2.egg") in r2)
self.failUnless(d("setuptools-0.3a3.egg") in r2)
self.failUnless(d("setuptools-0.3a5.egg") in r2)
class ParseTests(TestCase):
def testEmptyParse(self):
self.assertEqual(list(parse_requirements('')), [])
def testYielding(self):
for inp,out in [
([], []), ('x',['x']), ([[]],[]), (' x\n y', ['x','y']),
(['x\n\n','y'], ['x','y']),
]:
self.assertEqual(list(pkg_resources.yield_lines(inp)),out)
def testSplitting(self):
self.assertEqual(
list(
pkg_resources.split_sections("""
x
[Y]
z
a
[b ]
# foo
c
[ d]
[q]
v
"""
)
),
[(None,["x"]), ("Y",["z","a"]), ("b",["c"]), ("d",[]), ("q",["v"])]
)
self.assertRaises(ValueError,list,pkg_resources.split_sections("[foo"))
def testSafeName(self):
self.assertEqual(safe_name("adns-python"), "adns-python")
self.assertEqual(safe_name("WSGI Utils"), "WSGI-Utils")
self.assertEqual(safe_name("WSGI Utils"), "WSGI-Utils")
self.assertEqual(safe_name("Money$$$Maker"), "Money-Maker")
self.assertNotEqual(safe_name("peak.web"), "peak-web")
def testSafeVersion(self):
self.assertEqual(safe_version("1.2-1"), "1.2-1")
self.assertEqual(safe_version("1.2 alpha"), "1.2.alpha")
self.assertEqual(safe_version("2.3.4 20050521"), "2.3.4.20050521")
self.assertEqual(safe_version("Money$$$Maker"), "Money-Maker")
self.assertEqual(safe_version("peak.web"), "peak.web")
def testSimpleRequirements(self):
self.assertEqual(
list(parse_requirements('Twis-Ted>=1.2-1')),
[Requirement('Twis-Ted',[('>=','1.2-1')], ())]
)
self.assertEqual(
list(parse_requirements('Twisted >=1.2, \ # more\n<2.0')),
[Requirement('Twisted',[('>=','1.2'),('<','2.0')], ())]
)
self.assertEqual(
Requirement.parse("FooBar==1.99a3"),
Requirement("FooBar", [('==','1.99a3')], ())
)
self.assertRaises(ValueError,Requirement.parse,">=2.3")
self.assertRaises(ValueError,Requirement.parse,"x\\")
self.assertRaises(ValueError,Requirement.parse,"x==2 q")
self.assertRaises(ValueError,Requirement.parse,"X==1\nY==2")
self.assertRaises(ValueError,Requirement.parse,"#")
def testVersionEquality(self):
def c(s1,s2):
p1, p2 = parse_version(s1),parse_version(s2)
self.assertEqual(p1,p2, (s1,s2,p1,p2))
c('1.2-rc1', '1.2rc1')
c('0.4', '0.4.0')
c('0.4.0.0', '0.4.0')
c('0.4.0-0', '0.4-0')
c('0pl1', '0.0pl1')
c('0pre1', '0.0c1')
c('0.0.0preview1', '0c1')
c('0.0c1', '0-rc1')
c('1.2a1', '1.2.a.1'); c('1.2...a', '1.2a')
def testVersionOrdering(self):
def c(s1,s2):
p1, p2 = parse_version(s1),parse_version(s2)
self.failUnless(p1<p2, (s1,s2,p1,p2))
c('2.1','2.1.1')
c('2a1','2b0')
c('2a1','2.1')
c('2.3a1', '2.3')
c('2.1-1', '2.1-2')
c('2.1-1', '2.1.1')
c('2.1', '2.1pl4')
c('2.1a0-20040501', '2.1')
c('1.1', '02.1')
c('A56','B27')
c('3.2', '3.2.pl0')
c('3.2-1', '3.2pl1')
c('3.2pl1', '3.2pl1-1')
c('0.4', '4.0')
c('0.0.4', '0.4.0')
c('0pl1', '0.4pl1')
c('2.1.0-rc1','2.1.0')
c('2.1dev','2.1a0')
torture ="""
0.80.1-3 0.80.1-2 0.80.1-1 0.79.9999+0.80.0pre4-1
0.79.9999+0.80.0pre2-3 0.79.9999+0.80.0pre2-2
0.77.2-1 0.77.1-1 0.77.0-1
""".split()
for p,v1 in enumerate(torture):
for v2 in torture[p+1:]:
c(v2,v1)
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