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"""Tests for wheel binary packages and .dist-info."""
import os
import pytest
import pkg_resources
from mock import patch, Mock
from pip import wheel
from pip.exceptions import (
InstallationError, InvalidWheelFilename, UnsupportedWheel,
)
from pip.index import PackageFinder
from pip.util import unpack_file
from tests.lib import assert_raises_regexp
def test_get_entrypoints(tmpdir):
with open(str(tmpdir.join("entry_points.txt")), "w") as fp:
fp.write("""
[console_scripts]
pip = pip.main:pip
""")
assert wheel.get_entrypoints(str(tmpdir.join("entry_points.txt"))) == (
{"pip": "pip.main:pip"},
{},
)
def test_uninstallation_paths():
class dist(object):
def get_metadata_lines(self, record):
return ['file.py,,',
'file.pyc,,',
'file.so,,',
'nopyc.py']
location = ''
d = dist()
paths = list(wheel.uninstallation_paths(d))
expected = ['file.py',
'file.pyc',
'file.so',
'nopyc.py',
'nopyc.pyc']
assert paths == expected
# Avoid an easy 'unique generator' bug
paths2 = list(wheel.uninstallation_paths(d))
assert paths2 == paths
def test_wheel_version(tmpdir, data):
future_wheel = 'futurewheel-1.9-py2.py3-none-any.whl'
broken_wheel = 'brokenwheel-1.0-py2.py3-none-any.whl'
future_version = (1, 9)
unpack_file(data.packages.join(future_wheel),
tmpdir + 'future', None, None)
unpack_file(data.packages.join(broken_wheel),
tmpdir + 'broken', None, None)
assert wheel.wheel_version(tmpdir + 'future') == future_version
assert not wheel.wheel_version(tmpdir + 'broken')
def test_check_compatibility():
name = 'test'
vc = wheel.VERSION_COMPATIBLE
# Major version is higher - should be incompatible
higher_v = (vc[0] + 1, vc[1])
# test raises with correct error
with pytest.raises(UnsupportedWheel) as e:
wheel.check_compatibility(higher_v, name)
assert 'is not compatible' in str(e)
# Should only log.warn - minor version is greator
higher_v = (vc[0], vc[1] + 1)
wheel.check_compatibility(higher_v, name)
# These should work fine
wheel.check_compatibility(wheel.VERSION_COMPATIBLE, name)
# E.g if wheel to install is 1.0 and we support up to 1.2
lower_v = (vc[0], max(0, vc[1] - 1))
wheel.check_compatibility(lower_v, name)
class TestWheelFile(object):
def test_std_wheel_pattern(self):
w = wheel.Wheel('simple-1.1.1-py2-none-any.whl')
assert w.name == 'simple'
assert w.version == '1.1.1'
assert w.pyversions == ['py2']
assert w.abis == ['none']
assert w.plats == ['any']
def test_wheel_pattern_multi_values(self):
w = wheel.Wheel('simple-1.1-py2.py3-abi1.abi2-any.whl')
assert w.name == 'simple'
assert w.version == '1.1'
assert w.pyversions == ['py2', 'py3']
assert w.abis == ['abi1', 'abi2']
assert w.plats == ['any']
def test_wheel_with_build_tag(self):
# pip doesn't do anything with build tags, but theoretically, we might
# see one, in this case the build tag = '4'
w = wheel.Wheel('simple-1.1-4-py2-none-any.whl')
assert w.name == 'simple'
assert w.version == '1.1'
assert w.pyversions == ['py2']
assert w.abis == ['none']
assert w.plats == ['any']
def test_single_digit_version(self):
w = wheel.Wheel('simple-1-py2-none-any.whl')
assert w.version == '1'
def test_missing_version_raises(self):
with pytest.raises(InvalidWheelFilename):
wheel.Wheel('Cython-cp27-none-linux_x86_64.whl')
def test_invalid_filename_raises(self):
with pytest.raises(InvalidWheelFilename):
w = wheel.Wheel('invalid.whl')
def test_supported_single_version(self):
"""
Test single-version wheel is known to be supported
"""
w = wheel.Wheel('simple-0.1-py2-none-any.whl')
assert w.supported(tags=[('py2', 'none', 'any')])
def test_supported_multi_version(self):
"""
Test multi-version wheel is known to be supported
"""
w = wheel.Wheel('simple-0.1-py2.py3-none-any.whl')
assert w.supported(tags=[('py3', 'none', 'any')])
def test_not_supported_version(self):
"""
Test unsupported wheel is known to be unsupported
"""
w = wheel.Wheel('simple-0.1-py2-none-any.whl')
assert not w.supported(tags=[('py1', 'none', 'any')])
def test_support_index_min(self):
"""
Test results from `support_index_min`
"""
tags = [
('py2', 'none', 'TEST'),
('py2', 'TEST', 'any'),
('py2', 'none', 'any'),
]
w = wheel.Wheel('simple-0.1-py2-none-any.whl')
assert w.support_index_min(tags=tags) == 2
w = wheel.Wheel('simple-0.1-py2-none-TEST.whl')
assert w.support_index_min(tags=tags) == 0
def test_support_index_min_none(self):
"""
Test `support_index_min` returns None, when wheel not supported
"""
w = wheel.Wheel('simple-0.1-py2-none-any.whl')
assert w.support_index_min(tags=[]) == None
def test_unpack_wheel_no_flatten(self):
from pip import util
from tempfile import mkdtemp
from shutil import rmtree
import os
filepath = '../data/packages/meta-1.0-py2.py3-none-any.whl'
if not os.path.exists(filepath):
pytest.skip("%s does not exist" % filepath)
try:
tmpdir = mkdtemp()
util.unpack_file(filepath, tmpdir, 'application/zip', None )
assert os.path.isdir(os.path.join(tmpdir,'meta-1.0.dist-info'))
finally:
rmtree(tmpdir)
pass
def test_purelib_platlib(self, data):
"""
Test the "wheel is purelib/platlib" code.
"""
packages = [
("pure_wheel", data.packages.join("pure_wheel-1.7"), True),
("plat_wheel", data.packages.join("plat_wheel-1.7"), False),
]
for name, path, expected in packages:
assert wheel.root_is_purelib(name, path) == expected
def test_version_underscore_conversion(self):
"""
Test that we convert '_' to '-' for versions parsed out of wheel filenames
"""
w = wheel.Wheel('simple-0.1_1-py2-none-any.whl')
assert w.version == '0.1-1'
class TestPEP425Tags(object):
def test_broken_sysconfig(self):
"""
Test that pep425tags still works when sysconfig is broken.
Can be a problem on Python 2.7
Issue #1074.
"""
import pip.pep425tags
def raises_ioerror(var):
raise IOError("I have the wrong path!")
with patch('pip.pep425tags.sysconfig.get_config_var', raises_ioerror):
assert len(pip.pep425tags.get_supported())
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