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"""
Basic wheel tests.
"""
import os
import pkg_resources
import json
import sys
from pkg_resources import resource_filename
import wheel.util
import wheel.tool
from wheel import egg2wheel
from wheel.install import WheelFile
from zipfile import ZipFile
from shutil import rmtree
test_distributions = ("complex-dist", "simple.dist", "headers.dist")
def teardown_module():
"""Delete eggs/wheels created by tests."""
base = pkg_resources.resource_filename('wheel.test', '')
for dist in test_distributions:
for subdir in ('build', 'dist'):
try:
rmtree(os.path.join(base, dist, subdir))
except OSError:
pass
def setup_module():
build_wheel()
build_egg()
def build_wheel():
"""Build wheels from test distributions."""
for dist in test_distributions:
pwd = os.path.abspath(os.curdir)
distdir = pkg_resources.resource_filename('wheel.test', dist)
os.chdir(distdir)
try:
sys.argv = ['', 'bdist_wheel']
exec(compile(open('setup.py').read(), 'setup.py', 'exec'))
finally:
os.chdir(pwd)
def build_egg():
"""Build eggs from test distributions."""
for dist in test_distributions:
pwd = os.path.abspath(os.curdir)
distdir = pkg_resources.resource_filename('wheel.test', dist)
os.chdir(distdir)
try:
sys.argv = ['', 'bdist_egg']
exec(compile(open('setup.py').read(), 'setup.py', 'exec'))
finally:
os.chdir(pwd)
def test_findable():
"""Make sure pkg_resources can find us."""
assert pkg_resources.working_set.by_key['wheel'].version
def test_egg_re():
"""Make sure egg_info_re matches."""
egg_names_path = pkg_resources.resource_filename('wheel', 'eggnames.txt')
with open(egg_names_path) as egg_names:
for line in egg_names:
line = line.strip()
if not line:
continue
assert egg2wheel.egg_info_re.match(line), line
def test_compatibility_tags():
"""Test compatibilty tags are working."""
wf = WheelFile("package-1.0.0-cp32.cp33-noabi-noarch.whl")
assert (list(wf.compatibility_tags) ==
[('cp32', 'noabi', 'noarch'), ('cp33', 'noabi', 'noarch')])
assert (wf.arity == 2)
wf2 = WheelFile("package-1.0.0-1st-cp33-noabi-noarch.whl")
wf2_info = wf2.parsed_filename.groupdict()
assert wf2_info['build'] == '1st', wf2_info
def test_convert_egg():
base = pkg_resources.resource_filename('wheel.test', '')
for dist in test_distributions:
distdir = os.path.join(base, dist, 'dist')
eggs = [e for e in os.listdir(distdir) if e.endswith('.egg')]
wheel.tool.convert(eggs, distdir, verbose=False)
def test_unpack():
"""
Make sure 'wheel unpack' works.
This also verifies the integrity of our testing wheel files.
"""
for dist in test_distributions:
distdir = pkg_resources.resource_filename('wheel.test',
os.path.join(dist, 'dist'))
for wheelfile in (w for w in os.listdir(distdir) if w.endswith('.whl')):
wheel.tool.unpack(os.path.join(distdir, wheelfile), distdir)
def test_no_scripts():
"""Make sure entry point scripts are not generated."""
dist = "complex-dist"
basedir = pkg_resources.resource_filename('wheel.test', dist)
for (dirname, subdirs, filenames) in os.walk(basedir):
for filename in filenames:
if filename.endswith('.whl'):
whl = ZipFile(os.path.join(dirname, filename))
for entry in whl.infolist():
assert not '.data/scripts/' in entry.filename
def test_pydist():
"""Make sure pydist.json exists and validates against our schema."""
# XXX this test may need manual cleanup of older wheels
import jsonschema
def open_json(filename):
with open(filename, 'rb') as json_file:
return json.loads(json_file.read().decode('utf-8'))
pymeta_schema = open_json(resource_filename('wheel.test',
'pydist-schema.json'))
valid = 0
for dist in ("simple.dist", "complex-dist"):
basedir = pkg_resources.resource_filename('wheel.test', dist)
for (dirname, subdirs, filenames) in os.walk(basedir):
for filename in filenames:
if filename.endswith('.whl'):
whl = ZipFile(os.path.join(dirname, filename))
for entry in whl.infolist():
if entry.filename.endswith('/metadata.json'):
pymeta = json.loads(whl.read(entry).decode('utf-8'))
jsonschema.validate(pymeta, pymeta_schema)
valid += 1
assert valid > 0, "No metadata.json found"
def test_util():
"""Test functions in util.py."""
for i in range(10):
before = b'*' * i
encoded = wheel.util.urlsafe_b64encode(before)
assert not encoded.endswith(b'=')
after = wheel.util.urlsafe_b64decode(encoded)
assert before == after
def test_pick_best():
"""Test the wheel ranking algorithm."""
def get_tags(res):
info = res[-1].parsed_filename.groupdict()
return info['pyver'], info['abi'], info['plat']
cand_tags = [('py27', 'noabi', 'noarch'), ('py26', 'noabi', 'noarch'),
('cp27', 'noabi', 'linux_i686'),
('cp26', 'noabi', 'linux_i686'),
('cp27', 'noabi', 'linux_x86_64'),
('cp26', 'noabi', 'linux_x86_64')]
cand_wheels = [WheelFile('testpkg-1.0-%s-%s-%s.whl' % t)
for t in cand_tags]
supported = [('cp27', 'noabi', 'linux_i686'), ('py27', 'noabi', 'noarch')]
supported2 = [('cp27', 'noabi', 'linux_i686'), ('py27', 'noabi', 'noarch'),
('cp26', 'noabi', 'linux_i686'), ('py26', 'noabi', 'noarch')]
supported3 = [('cp26', 'noabi', 'linux_i686'), ('py26', 'noabi', 'noarch'),
('cp27', 'noabi', 'linux_i686'), ('py27', 'noabi', 'noarch')]
for supp in (supported, supported2, supported3):
context = lambda: list(supp)
for wheel in cand_wheels:
wheel.context = context
best = max(cand_wheels)
assert list(best.tags)[0] == supp[0]
# assert_equal(
# list(map(get_tags, pick_best(cand_wheels, supp, top=False))), supp)
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