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test_tags.py
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test_tags.py
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# This file is dual licensed under the terms of the Apache License, Version
# 2.0, and the BSD License. See the LICENSE file in the root of this repository
# for complete details.
try:
import collections.abc as collections_abc
except ImportError:
import collections as collections_abc
try:
import ctypes
except ImportError:
ctypes = None
import distutils.util
import os
import platform
import re
import sys
import sysconfig
import types
import warnings
import pretend
import pytest
from packaging import tags
@pytest.fixture
def example_tag():
return tags.Tag("py3", "none", "any")
@pytest.fixture
def manylinux_module(monkeypatch):
monkeypatch.setattr(tags, "_get_glibc_version", lambda *args: (2, 20))
module_name = "_manylinux"
module = types.ModuleType(module_name)
monkeypatch.setitem(sys.modules, module_name, module)
return module
@pytest.fixture
def mock_interpreter_name(monkeypatch):
def mock(name):
if hasattr(sys, "implementation") and sys.implementation.name != name.lower():
monkeypatch.setattr(sys.implementation, "name", name.lower())
return True
elif platform.python_implementation() != name:
monkeypatch.setattr(platform, "python_implementation", lambda: name)
return True
return False
return mock
class TestTag:
def test_lowercasing(self):
tag = tags.Tag("PY3", "None", "ANY")
assert tag.interpreter == "py3"
assert tag.abi == "none"
assert tag.platform == "any"
def test_equality(self):
args = "py3", "none", "any"
assert tags.Tag(*args) == tags.Tag(*args)
def test_equality_fails_with_non_tag(self):
assert not tags.Tag("py3", "none", "any") == "non-tag"
def test_hashing(self, example_tag):
tags = {example_tag} # Should not raise TypeError.
assert example_tag in tags
def test_hash_equality(self, example_tag):
equal_tag = tags.Tag("py3", "none", "any")
assert example_tag == equal_tag # Sanity check.
assert example_tag.__hash__() == equal_tag.__hash__()
def test_str(self, example_tag):
assert str(example_tag) == "py3-none-any"
def test_repr(self, example_tag):
assert repr(example_tag) == "<py3-none-any @ {tag_id}>".format(
tag_id=id(example_tag)
)
def test_attribute_access(self, example_tag):
assert example_tag.interpreter == "py3"
assert example_tag.abi == "none"
assert example_tag.platform == "any"
class TestWarnKeywordOnlyParameter:
def test_no_argument(self):
assert not tags._warn_keyword_parameter("test_warn_keyword_parameters", {})
def test_false(self):
assert not tags._warn_keyword_parameter(
"test_warn_keyword_parameters", {"warn": False}
)
def test_true(self):
assert tags._warn_keyword_parameter(
"test_warn_keyword_parameters", {"warn": True}
)
def test_too_many_arguments(self):
message_re = re.compile(r"too_many.+{!r}".format("whatever"))
with pytest.raises(TypeError, match=message_re):
tags._warn_keyword_parameter("too_many", {"warn": True, "whatever": True})
def test_wrong_argument(self):
message_re = re.compile(r"missing.+{!r}".format("unexpected"))
with pytest.raises(TypeError, match=message_re):
tags._warn_keyword_parameter("missing", {"unexpected": True})
class TestParseTag:
def test_simple(self, example_tag):
parsed_tags = tags.parse_tag(str(example_tag))
assert parsed_tags == {example_tag}
def test_multi_interpreter(self, example_tag):
expected = {example_tag, tags.Tag("py2", "none", "any")}
given = tags.parse_tag("py2.py3-none-any")
assert given == expected
def test_multi_platform(self):
expected = {
tags.Tag("cp37", "cp37m", platform)
for platform in (
"macosx_10_6_intel",
"macosx_10_9_intel",
"macosx_10_9_x86_64",
"macosx_10_10_intel",
"macosx_10_10_x86_64",
)
}
given = tags.parse_tag(
"cp37-cp37m-macosx_10_6_intel.macosx_10_9_intel.macosx_10_9_x86_64."
"macosx_10_10_intel.macosx_10_10_x86_64"
)
assert given == expected
class TestInterpreterName:
def test_sys_implementation_name(self, monkeypatch):
class MockImplementation(object):
pass
mock_implementation = MockImplementation()
mock_implementation.name = "sillywalk"
monkeypatch.setattr(sys, "implementation", mock_implementation, raising=False)
assert tags.interpreter_name() == "sillywalk"
def test_platform(self, monkeypatch):
monkeypatch.delattr(sys, "implementation", raising=False)
name = "SillyWalk"
monkeypatch.setattr(platform, "python_implementation", lambda: name)
assert tags.interpreter_name() == name.lower()
def test_interpreter_short_names(self, mock_interpreter_name, monkeypatch):
mock_interpreter_name("cpython")
assert tags.interpreter_name() == "cp"
class TestInterpreterVersion:
def test_warn(self, monkeypatch):
class MockConfigVar(object):
def __init__(self, return_):
self.warn = None
self._return = return_
def __call__(self, name, warn):
self.warn = warn
return self._return
mock_config_var = MockConfigVar("38")
monkeypatch.setattr(tags, "_get_config_var", mock_config_var)
tags.interpreter_version(warn=True)
assert mock_config_var.warn
def test_python_version_nodot(self, monkeypatch):
monkeypatch.setattr(tags, "_get_config_var", lambda var, warn: "NN")
assert tags.interpreter_version() == "NN"
@pytest.mark.parametrize(
"version_info,version_str",
[
((1, 2, 3), "12"),
((1, 12, 3), "112"),
((11, 2, 3), "112"),
((11, 12, 3), "1112"),
((1, 2, 13), "12"),
],
)
def test_sys_version_info(self, version_info, version_str, monkeypatch):
monkeypatch.setattr(tags, "_get_config_var", lambda *args, **kwargs: None)
monkeypatch.setattr(sys, "version_info", version_info)
assert tags.interpreter_version() == version_str
class TestMacOSPlatforms:
@pytest.mark.parametrize(
"arch, is_32bit, expected",
[
("i386", True, "i386"),
("ppc", True, "ppc"),
("x86_64", False, "x86_64"),
("x86_64", True, "i386"),
("ppc64", False, "ppc64"),
("ppc64", True, "ppc"),
],
)
def test_architectures(self, arch, is_32bit, expected):
assert tags._mac_arch(arch, is_32bit=is_32bit) == expected
@pytest.mark.parametrize(
"version,arch,expected",
[
(
(10, 15),
"x86_64",
["x86_64", "intel", "fat64", "fat32", "universal2", "universal"],
),
(
(10, 4),
"x86_64",
["x86_64", "intel", "fat64", "fat32", "universal2", "universal"],
),
((10, 3), "x86_64", []),
((10, 15), "i386", ["i386", "intel", "fat32", "fat", "universal"]),
((10, 4), "i386", ["i386", "intel", "fat32", "fat", "universal"]),
((10, 3), "intel", ["intel", "universal"]),
((10, 5), "intel", ["intel", "universal"]),
((10, 15), "intel", ["intel", "universal"]),
((10, 3), "i386", []),
((10, 15), "ppc64", []),
((10, 6), "ppc64", []),
((10, 5), "ppc64", ["ppc64", "fat64", "universal"]),
((10, 3), "ppc64", []),
((10, 15), "ppc", []),
((10, 7), "ppc", []),
((10, 6), "ppc", ["ppc", "fat32", "fat", "universal"]),
((10, 0), "ppc", ["ppc", "fat32", "fat", "universal"]),
((11, 0), "riscv", ["riscv"]),
(
(11, 0),
"x86_64",
["x86_64", "intel", "fat64", "fat32", "universal2", "universal"],
),
((11, 0), "arm64", ["arm64", "universal2"]),
((11, 1), "arm64", ["arm64", "universal2"]),
((12, 0), "arm64", ["arm64", "universal2"]),
],
)
def test_binary_formats(self, version, arch, expected):
assert tags._mac_binary_formats(version, arch) == expected
def test_version_detection(self, monkeypatch):
if platform.system() != "Darwin":
monkeypatch.setattr(
platform, "mac_ver", lambda: ("10.14", ("", "", ""), "x86_64")
)
version = platform.mac_ver()[0].split(".")
expected = "macosx_{major}_{minor}".format(major=version[0], minor=version[1])
platforms = list(tags.mac_platforms(arch="x86_64"))
assert platforms[0].startswith(expected)
@pytest.mark.parametrize("arch", ["x86_64", "i386"])
def test_arch_detection(self, arch, monkeypatch):
if platform.system() != "Darwin" or platform.mac_ver()[2] != arch:
monkeypatch.setattr(
platform, "mac_ver", lambda: ("10.14", ("", "", ""), arch)
)
monkeypatch.setattr(tags, "_mac_arch", lambda *args: arch)
assert next(tags.mac_platforms((10, 14))).endswith(arch)
def test_mac_platforms(self):
platforms = list(tags.mac_platforms((10, 5), "x86_64"))
assert platforms == [
"macosx_10_5_x86_64",
"macosx_10_5_intel",
"macosx_10_5_fat64",
"macosx_10_5_fat32",
"macosx_10_5_universal2",
"macosx_10_5_universal",
"macosx_10_4_x86_64",
"macosx_10_4_intel",
"macosx_10_4_fat64",
"macosx_10_4_fat32",
"macosx_10_4_universal2",
"macosx_10_4_universal",
]
assert len(list(tags.mac_platforms((10, 17), "x86_64"))) == 14 * 6
assert not list(tags.mac_platforms((10, 0), "x86_64"))
@pytest.mark.parametrize("major,minor", [(11, 0), (11, 3), (12, 0), (12, 3)])
def test_macos_11(self, major, minor):
platforms = list(tags.mac_platforms((major, minor), "x86_64"))
assert "macosx_11_0_arm64" not in platforms
assert "macosx_11_0_x86_64" in platforms
assert "macosx_11_3_x86_64" not in platforms
assert "macosx_11_0_universal" in platforms
assert "macosx_11_0_universal2" in platforms
# Mac OS "10.16" is the version number that binaries compiled against an old
# (pre 11.0) SDK will see. It can also be enabled explicitly for a process
# with the environment variable SYSTEM_VERSION_COMPAT=1.
assert "macosx_10_16_x86_64" in platforms
assert "macosx_10_15_x86_64" in platforms
assert "macosx_10_4_x86_64" in platforms
assert "macosx_10_3_x86_64" not in platforms
if major >= 12:
assert "macosx_12_0_x86_64" in platforms
assert "macosx_12_0_universal" in platforms
assert "macosx_12_0_universal2" in platforms
platforms = list(tags.mac_platforms((major, minor), "arm64"))
assert "macosx_11_0_arm64" in platforms
assert "macosx_11_3_arm64" not in platforms
assert "macosx_11_0_universal" not in platforms
assert "macosx_11_0_universal2" in platforms
assert "macosx_10_15_x86_64" not in platforms
assert "macosx_10_4_x86_64" not in platforms
assert "macosx_10_3_x86_64" not in platforms
if major >= 12:
assert "macosx_12_0_arm64" in platforms
assert "macosx_12_0_universal2" in platforms
class TestManylinuxPlatform:
def teardown_method(self):
# Clear the version cache
tags._glibc_version = []
@pytest.mark.parametrize("tf", (True, False))
@pytest.mark.parametrize(
"attribute,glibc", (("1", (2, 5)), ("2010", (2, 12)), ("2014", (2, 17)))
)
def test_module_declaration(
self, monkeypatch, manylinux_module, attribute, glibc, tf
):
manylinux = "manylinux{}_compatible".format(attribute)
monkeypatch.setattr(manylinux_module, manylinux, tf, raising=False)
res = tags._is_manylinux_compatible(manylinux, "x86_64", glibc)
assert tf is res
@pytest.mark.parametrize(
"attribute,glibc", (("1", (2, 5)), ("2010", (2, 12)), ("2014", (2, 17)))
)
def test_module_declaration_missing_attribute(
self, monkeypatch, manylinux_module, attribute, glibc
):
manylinux = "manylinux{}_compatible".format(attribute)
monkeypatch.delattr(manylinux_module, manylinux, raising=False)
assert tags._is_manylinux_compatible(manylinux, "x86_64", glibc)
@pytest.mark.parametrize(
"version,compatible", (((2, 0), True), ((2, 5), True), ((2, 10), False))
)
def test_is_manylinux_compatible_glibc_support(
self, version, compatible, monkeypatch
):
monkeypatch.setitem(sys.modules, "_manylinux", None)
monkeypatch.setattr(tags, "_get_glibc_version", lambda: (2, 5))
assert (
bool(tags._is_manylinux_compatible("manylinux1", "any", version))
== compatible
)
@pytest.mark.parametrize("version_str", ["glibc-2.4.5", "2"])
def test_check_glibc_version_warning(self, version_str):
with warnings.catch_warnings(record=True) as w:
tags._parse_glibc_version(version_str)
assert len(w) == 1
assert issubclass(w[0].category, RuntimeWarning)
@pytest.mark.skipif(not ctypes, reason="requires ctypes")
@pytest.mark.parametrize(
"version_str,expected",
[
# Be very explicit about bytes and Unicode for Python 2 testing.
(b"2.4", "2.4"),
(u"2.4", "2.4"),
],
)
def test_glibc_version_string(self, version_str, expected, monkeypatch):
class LibcVersion:
def __init__(self, version_str):
self.version_str = version_str
def __call__(self):
return version_str
class ProcessNamespace:
def __init__(self, libc_version):
self.gnu_get_libc_version = libc_version
process_namespace = ProcessNamespace(LibcVersion(version_str))
monkeypatch.setattr(ctypes, "CDLL", lambda _: process_namespace)
monkeypatch.setattr(tags, "_glibc_version_string_confstr", lambda: False)
assert tags._glibc_version_string() == expected
del process_namespace.gnu_get_libc_version
assert tags._glibc_version_string() is None
def test_glibc_version_string_confstr(self, monkeypatch):
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.20", raising=False)
assert tags._glibc_version_string_confstr() == "2.20"
def test_glibc_version_string_fail(self, monkeypatch):
monkeypatch.setattr(os, "confstr", lambda x: None, raising=False)
monkeypatch.setitem(sys.modules, "ctypes", None)
assert tags._glibc_version_string() is None
assert tags._get_glibc_version() == (-1, -1)
@pytest.mark.parametrize(
"failure",
[pretend.raiser(ValueError), pretend.raiser(OSError), lambda x: "XXX"],
)
def test_glibc_version_string_confstr_fail(self, monkeypatch, failure):
monkeypatch.setattr(os, "confstr", failure, raising=False)
assert tags._glibc_version_string_confstr() is None
def test_glibc_version_string_confstr_missing(self, monkeypatch):
monkeypatch.delattr(os, "confstr", raising=False)
assert tags._glibc_version_string_confstr() is None
def test_glibc_version_string_ctypes_missing(self, monkeypatch):
monkeypatch.setitem(sys.modules, "ctypes", None)
assert tags._glibc_version_string_ctypes() is None
def test_glibc_version_string_ctypes_raise_oserror(self, monkeypatch):
def patched_cdll(name):
raise OSError("Dynamic loading not supported")
monkeypatch.setattr(ctypes, "CDLL", patched_cdll)
assert tags._glibc_version_string_ctypes() is None
def test_get_config_var_does_not_log(self, monkeypatch):
debug = pretend.call_recorder(lambda *a: None)
monkeypatch.setattr(tags.logger, "debug", debug)
tags._get_config_var("missing")
assert debug.calls == []
def test_get_config_var_does_log(self, monkeypatch):
debug = pretend.call_recorder(lambda *a: None)
monkeypatch.setattr(tags.logger, "debug", debug)
tags._get_config_var("missing", warn=True)
assert debug.calls == [
pretend.call(
"Config variable '%s' is unset, Python ABI tag may be incorrect",
"missing",
)
]
@pytest.mark.skipif(platform.system() != "Linux", reason="requires Linux")
def test_is_manylinux_compatible_old(self):
# Assuming no one is running this test with a version of glibc released in
# 1997.
assert tags._is_manylinux_compatible("any", "any", (2, 0))
def test_is_manylinux_compatible(self, monkeypatch):
monkeypatch.setattr(tags, "_glibc_version_string", lambda: "2.4")
assert tags._is_manylinux_compatible("", "any", (2, 4))
def test_glibc_version_string_none(self, monkeypatch):
monkeypatch.setattr(tags, "_glibc_version_string", lambda: None)
assert not tags._is_manylinux_compatible("any", "any", (2, 4))
@pytest.mark.parametrize(
"arch,is_32bit,expected",
[
("linux-x86_64", False, "linux_x86_64"),
("linux-x86_64", True, "linux_i686"),
("linux-aarch64", False, "linux_aarch64"),
("linux-aarch64", True, "linux_armv7l"),
],
)
def test_linux_platforms_32_64bit_on_64bit_os(
self, arch, is_32bit, expected, monkeypatch
):
monkeypatch.setattr(distutils.util, "get_platform", lambda: arch)
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.20", raising=False)
monkeypatch.setattr(tags, "_is_manylinux_compatible", lambda *args: False)
linux_platform = list(tags._linux_platforms(is_32bit=is_32bit))[-1]
assert linux_platform == expected
def test_linux_platforms_manylinux_unsupported(self, monkeypatch):
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64")
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.20", raising=False)
monkeypatch.setattr(tags, "_is_manylinux_compatible", lambda *args: False)
linux_platform = list(tags._linux_platforms(is_32bit=False))
assert linux_platform == ["linux_x86_64"]
def test_linux_platforms_manylinux1(self, monkeypatch):
monkeypatch.setattr(
tags, "_is_manylinux_compatible", lambda name, *args: name == "manylinux1"
)
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64")
monkeypatch.setattr(platform, "machine", lambda: "x86_64")
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.20", raising=False)
platforms = list(tags._linux_platforms(is_32bit=False))
arch = platform.machine()
assert platforms == ["manylinux1_" + arch, "linux_" + arch]
def test_linux_platforms_manylinux2010(self, monkeypatch):
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64")
monkeypatch.setattr(platform, "machine", lambda: "x86_64")
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.12", raising=False)
platforms = list(tags._linux_platforms(is_32bit=False))
arch = platform.machine()
expected = [
"manylinux_2_12_" + arch,
"manylinux2010_" + arch,
"manylinux_2_11_" + arch,
"manylinux_2_10_" + arch,
"manylinux_2_9_" + arch,
"manylinux_2_8_" + arch,
"manylinux_2_7_" + arch,
"manylinux_2_6_" + arch,
"manylinux_2_5_" + arch,
"manylinux1_" + arch,
"linux_" + arch,
]
assert platforms == expected
def test_linux_platforms_manylinux2014(self, monkeypatch):
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64")
monkeypatch.setattr(platform, "machine", lambda: "x86_64")
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.17", raising=False)
platforms = list(tags._linux_platforms(is_32bit=False))
arch = platform.machine()
expected = [
"manylinux_2_17_" + arch,
"manylinux2014_" + arch,
"manylinux_2_16_" + arch,
"manylinux_2_15_" + arch,
"manylinux_2_14_" + arch,
"manylinux_2_13_" + arch,
"manylinux_2_12_" + arch,
"manylinux2010_" + arch,
"manylinux_2_11_" + arch,
"manylinux_2_10_" + arch,
"manylinux_2_9_" + arch,
"manylinux_2_8_" + arch,
"manylinux_2_7_" + arch,
"manylinux_2_6_" + arch,
"manylinux_2_5_" + arch,
"manylinux1_" + arch,
"linux_" + arch,
]
assert platforms == expected
def test_linux_platforms_manylinux2014_armhf_abi(self, monkeypatch):
monkeypatch.setattr(tags, "_glibc_version_string", lambda: "2.30")
monkeypatch.setattr(
tags,
"_is_manylinux_compatible",
lambda name, *args: name == "manylinux2014",
)
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_armv7l")
monkeypatch.setattr(
sys,
"executable",
os.path.join(os.path.dirname(__file__), "hello-world-armv7l-armhf"),
)
platforms = list(tags._linux_platforms(is_32bit=True))
expected = ["manylinux2014_armv7l", "linux_armv7l"]
assert platforms == expected
def test_linux_platforms_manylinux2014_i386_abi(self, monkeypatch):
monkeypatch.setattr(tags, "_glibc_version_string", lambda: "2.17")
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_x86_64")
monkeypatch.setattr(
sys,
"executable",
os.path.join(os.path.dirname(__file__), "hello-world-x86_64-i386"),
)
platforms = list(tags._linux_platforms(is_32bit=True))
expected = [
"manylinux_2_17_i686",
"manylinux2014_i686",
"manylinux_2_16_i686",
"manylinux_2_15_i686",
"manylinux_2_14_i686",
"manylinux_2_13_i686",
"manylinux_2_12_i686",
"manylinux2010_i686",
"manylinux_2_11_i686",
"manylinux_2_10_i686",
"manylinux_2_9_i686",
"manylinux_2_8_i686",
"manylinux_2_7_i686",
"manylinux_2_6_i686",
"manylinux_2_5_i686",
"manylinux1_i686",
"linux_i686",
]
assert platforms == expected
def test_linux_platforms_manylinux_glibc3(self, monkeypatch):
# test for a future glic 3.x version
monkeypatch.setattr(tags, "_glibc_version_string", lambda: "3.2")
monkeypatch.setattr(tags, "_is_manylinux_compatible", lambda name, *args: True)
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_aarch64")
monkeypatch.setattr(
sys,
"executable",
os.path.join(os.path.dirname(__file__), "hello-world-aarch64"),
)
platforms = list(tags._linux_platforms(is_32bit=False))
expected = (
["manylinux_3_2_aarch64", "manylinux_3_1_aarch64", "manylinux_3_0_aarch64"]
+ ["manylinux_2_{}_aarch64".format(i) for i in range(50, 16, -1)]
+ ["manylinux2014_aarch64", "linux_aarch64"]
)
assert platforms == expected
def test_linux_platforms_manylinux2014_armv6l(self, monkeypatch):
monkeypatch.setattr(
tags, "_is_manylinux_compatible", lambda name, _: name == "manylinux2014"
)
monkeypatch.setattr(distutils.util, "get_platform", lambda: "linux_armv6l")
monkeypatch.setattr(os, "confstr", lambda x: "glibc 2.20", raising=False)
platforms = list(tags._linux_platforms(is_32bit=True))
expected = ["linux_armv6l"]
assert platforms == expected
@pytest.mark.parametrize(
"machine, abi, alt_machine",
[("x86_64", "x32", "i686"), ("armv7l", "armel", "armv7l")],
)
def test_linux_platforms_not_manylinux_abi(
self, monkeypatch, machine, abi, alt_machine
):
monkeypatch.setattr(tags, "_is_manylinux_compatible", lambda name, _: False)
monkeypatch.setattr(
distutils.util, "get_platform", lambda: "linux_{}".format(machine)
)
monkeypatch.setattr(
sys,
"executable",
os.path.join(
os.path.dirname(__file__), "hello-world-{}-{}".format(machine, abi)
),
)
platforms = list(tags._linux_platforms(is_32bit=True))
expected = ["linux_{}".format(alt_machine)]
assert platforms == expected
@pytest.mark.parametrize(
"machine, abi, elf_class, elf_data, elf_machine",
[
(
"x86_64",
"x32",
tags._ELFFileHeader.ELFCLASS32,
tags._ELFFileHeader.ELFDATA2LSB,
tags._ELFFileHeader.EM_X86_64,
),
(
"x86_64",
"i386",
tags._ELFFileHeader.ELFCLASS32,
tags._ELFFileHeader.ELFDATA2LSB,
tags._ELFFileHeader.EM_386,
),
(
"x86_64",
"amd64",
tags._ELFFileHeader.ELFCLASS64,
tags._ELFFileHeader.ELFDATA2LSB,
tags._ELFFileHeader.EM_X86_64,
),
(
"armv7l",
"armel",
tags._ELFFileHeader.ELFCLASS32,
tags._ELFFileHeader.ELFDATA2LSB,
tags._ELFFileHeader.EM_ARM,
),
(
"armv7l",
"armhf",
tags._ELFFileHeader.ELFCLASS32,
tags._ELFFileHeader.ELFDATA2LSB,
tags._ELFFileHeader.EM_ARM,
),
(
"s390x",
"s390x",
tags._ELFFileHeader.ELFCLASS64,
tags._ELFFileHeader.ELFDATA2MSB,
tags._ELFFileHeader.EM_S390,
),
],
)
def test_get_elf_header(
self, monkeypatch, machine, abi, elf_class, elf_data, elf_machine
):
path = os.path.join(
os.path.dirname(__file__), "hello-world-{}-{}".format(machine, abi)
)
monkeypatch.setattr(sys, "executable", path)
elf_header = tags._get_elf_header()
assert elf_header.e_ident_class == elf_class
assert elf_header.e_ident_data == elf_data
assert elf_header.e_machine == elf_machine
@pytest.mark.parametrize(
"content", [None, "invalid-magic", "invalid-class", "invalid-data", "too-short"]
)
def test_get_elf_header_bad_excutable(self, monkeypatch, content):
if content:
path = os.path.join(
os.path.dirname(__file__), "hello-world-{}".format(content)
)
else:
path = None
monkeypatch.setattr(sys, "executable", path)
assert tags._get_elf_header() is None
def test_is_linux_armhf_not_elf(self, monkeypatch):
monkeypatch.setattr(tags, "_get_elf_header", lambda: None)
assert not tags._is_linux_armhf()
def test_is_linux_i686_not_elf(self, monkeypatch):
monkeypatch.setattr(tags, "_get_elf_header", lambda: None)
assert not tags._is_linux_i686()
@pytest.mark.parametrize(
"platform_name,dispatch_func",
[
("Darwin", "mac_platforms"),
("Linux", "_linux_platforms"),
("Generic", "_generic_platforms"),
],
)
def test__platform_tags(platform_name, dispatch_func, monkeypatch):
expected = ["sillywalk"]
monkeypatch.setattr(platform, "system", lambda: platform_name)
monkeypatch.setattr(tags, dispatch_func, lambda: expected)
assert tags._platform_tags() == expected
class TestCPythonABI:
@pytest.mark.parametrize(
"py_debug,gettotalrefcount,result",
[(1, False, True), (0, False, False), (None, True, True)],
)
def test_debug(self, py_debug, gettotalrefcount, result, monkeypatch):
config = {"Py_DEBUG": py_debug, "WITH_PYMALLOC": 0, "Py_UNICODE_SIZE": 2}
monkeypatch.setattr(sysconfig, "get_config_var", config.__getitem__)
if gettotalrefcount:
monkeypatch.setattr(sys, "gettotalrefcount", 1, raising=False)
expected = ["cp37d" if result else "cp37"]
assert tags._cpython_abis((3, 7)) == expected
def test_debug_file_extension(self, monkeypatch):
config = {"Py_DEBUG": None}
monkeypatch.setattr(sysconfig, "get_config_var", config.__getitem__)
monkeypatch.delattr(sys, "gettotalrefcount", raising=False)
monkeypatch.setattr(tags, "EXTENSION_SUFFIXES", {"_d.pyd"})
assert tags._cpython_abis((3, 8)) == ["cp38d", "cp38"]
@pytest.mark.parametrize(
"debug,expected", [(True, ["cp38d", "cp38"]), (False, ["cp38"])]
)
def test__debug_cp38(self, debug, expected, monkeypatch):
config = {"Py_DEBUG": debug}
monkeypatch.setattr(sysconfig, "get_config_var", config.__getitem__)
assert tags._cpython_abis((3, 8)) == expected
@pytest.mark.parametrize(
"pymalloc,version,result",
[
(1, (3, 7), True),
(0, (3, 7), False),
(None, (3, 7), True),
(1, (3, 8), False),
],
)
def test_pymalloc(self, pymalloc, version, result, monkeypatch):
config = {"Py_DEBUG": 0, "WITH_PYMALLOC": pymalloc, "Py_UNICODE_SIZE": 2}
monkeypatch.setattr(sysconfig, "get_config_var", config.__getitem__)
base_abi = "cp{}{}".format(version[0], version[1])
expected = [base_abi + "m" if result else base_abi]
assert tags._cpython_abis(version) == expected
@pytest.mark.parametrize(
"unicode_size,maxunicode,version,result",
[
(4, 0x10FFFF, (3, 2), True),
(2, 0xFFFF, (3, 2), False),
(None, 0x10FFFF, (3, 2), True),
(None, 0xFFFF, (3, 2), False),
(4, 0x10FFFF, (3, 3), False),
],
)
def test_wide_unicode(self, unicode_size, maxunicode, version, result, monkeypatch):
config = {"Py_DEBUG": 0, "WITH_PYMALLOC": 0, "Py_UNICODE_SIZE": unicode_size}
monkeypatch.setattr(sysconfig, "get_config_var", config.__getitem__)
monkeypatch.setattr(sys, "maxunicode", maxunicode)
base_abi = "cp" + tags._version_nodot(version)
expected = [base_abi + "u" if result else base_abi]
assert tags._cpython_abis(version) == expected
class TestCPythonTags:
def test_iterator_returned(self):
result_iterator = tags.cpython_tags(
(3, 8), ["cp38d", "cp38"], ["plat1", "plat2"]
)
assert isinstance(result_iterator, collections_abc.Iterator)
def test_all_args(self):
result_iterator = tags.cpython_tags(
(3, 11), ["cp311d", "cp311"], ["plat1", "plat2"]
)
result = list(result_iterator)
assert result == [
tags.Tag("cp311", "cp311d", "plat1"),
tags.Tag("cp311", "cp311d", "plat2"),
tags.Tag("cp311", "cp311", "plat1"),
tags.Tag("cp311", "cp311", "plat2"),
tags.Tag("cp311", "abi3", "plat1"),
tags.Tag("cp311", "abi3", "plat2"),
tags.Tag("cp311", "none", "plat1"),
tags.Tag("cp311", "none", "plat2"),
tags.Tag("cp310", "abi3", "plat1"),
tags.Tag("cp310", "abi3", "plat2"),
tags.Tag("cp39", "abi3", "plat1"),
tags.Tag("cp39", "abi3", "plat2"),
tags.Tag("cp38", "abi3", "plat1"),
tags.Tag("cp38", "abi3", "plat2"),
tags.Tag("cp37", "abi3", "plat1"),
tags.Tag("cp37", "abi3", "plat2"),
tags.Tag("cp36", "abi3", "plat1"),
tags.Tag("cp36", "abi3", "plat2"),
tags.Tag("cp35", "abi3", "plat1"),
tags.Tag("cp35", "abi3", "plat2"),
tags.Tag("cp34", "abi3", "plat1"),
tags.Tag("cp34", "abi3", "plat2"),
tags.Tag("cp33", "abi3", "plat1"),
tags.Tag("cp33", "abi3", "plat2"),
tags.Tag("cp32", "abi3", "plat1"),
tags.Tag("cp32", "abi3", "plat2"),
]
result_iterator = tags.cpython_tags(
(3, 8), ["cp38d", "cp38"], ["plat1", "plat2"]
)
result = list(result_iterator)
assert result == [
tags.Tag("cp38", "cp38d", "plat1"),
tags.Tag("cp38", "cp38d", "plat2"),
tags.Tag("cp38", "cp38", "plat1"),
tags.Tag("cp38", "cp38", "plat2"),
tags.Tag("cp38", "abi3", "plat1"),
tags.Tag("cp38", "abi3", "plat2"),
tags.Tag("cp38", "none", "plat1"),
tags.Tag("cp38", "none", "plat2"),
tags.Tag("cp37", "abi3", "plat1"),
tags.Tag("cp37", "abi3", "plat2"),
tags.Tag("cp36", "abi3", "plat1"),
tags.Tag("cp36", "abi3", "plat2"),
tags.Tag("cp35", "abi3", "plat1"),
tags.Tag("cp35", "abi3", "plat2"),
tags.Tag("cp34", "abi3", "plat1"),
tags.Tag("cp34", "abi3", "plat2"),
tags.Tag("cp33", "abi3", "plat1"),
tags.Tag("cp33", "abi3", "plat2"),
tags.Tag("cp32", "abi3", "plat1"),
tags.Tag("cp32", "abi3", "plat2"),
]
result = list(tags.cpython_tags((3, 3), ["cp33m"], ["plat1", "plat2"]))
assert result == [
tags.Tag("cp33", "cp33m", "plat1"),
tags.Tag("cp33", "cp33m", "plat2"),
tags.Tag("cp33", "abi3", "plat1"),
tags.Tag("cp33", "abi3", "plat2"),
tags.Tag("cp33", "none", "plat1"),
tags.Tag("cp33", "none", "plat2"),
tags.Tag("cp32", "abi3", "plat1"),
tags.Tag("cp32", "abi3", "plat2"),
]
def test_python_version_defaults(self):
tag = next(tags.cpython_tags(abis=["abi3"], platforms=["any"]))
interpreter = "cp" + tags._version_nodot(sys.version_info[:2])
assert interpreter == tag.interpreter
def test_abi_defaults(self, monkeypatch):
monkeypatch.setattr(tags, "_cpython_abis", lambda _1, _2: ["cp38"])
result = list(tags.cpython_tags((3, 8), platforms=["any"]))
assert tags.Tag("cp38", "cp38", "any") in result
assert tags.Tag("cp38", "abi3", "any") in result
assert tags.Tag("cp38", "none", "any") in result
def test_abi_defaults_needs_underscore(self, monkeypatch):
monkeypatch.setattr(tags, "_cpython_abis", lambda _1, _2: ["cp311"])
result = list(tags.cpython_tags((3, 11), platforms=["any"]))
assert tags.Tag("cp311", "cp311", "any") in result
assert tags.Tag("cp311", "abi3", "any") in result
assert tags.Tag("cp311", "none", "any") in result
def test_platforms_defaults(self, monkeypatch):
monkeypatch.setattr(tags, "_platform_tags", lambda: ["plat1"])
result = list(tags.cpython_tags((3, 8), abis=["whatever"]))
assert tags.Tag("cp38", "whatever", "plat1") in result
def test_platforms_defaults_needs_underscore(self, monkeypatch):
monkeypatch.setattr(tags, "_platform_tags", lambda: ["plat1"])
result = list(tags.cpython_tags((3, 11), abis=["whatever"]))
assert tags.Tag("cp311", "whatever", "plat1") in result
def test_major_only_python_version(self):
result = list(tags.cpython_tags((3,), ["abi"], ["plat"]))
assert result == [
tags.Tag("cp3", "abi", "plat"),
tags.Tag("cp3", "none", "plat"),
]
def test_major_only_python_version_with_default_abis(self):
result = list(tags.cpython_tags((3,), platforms=["plat"]))
assert result == [tags.Tag("cp3", "none", "plat")]
@pytest.mark.parametrize("abis", [[], ["abi3"], ["none"]])
def test_skip_redundant_abis(self, abis):
results = list(tags.cpython_tags((3, 0), abis=abis, platforms=["any"]))
assert results == [tags.Tag("cp30", "none", "any")]
def test_abi3_python33(self):
results = list(tags.cpython_tags((3, 3), abis=["cp33"], platforms=["plat"]))
assert results == [
tags.Tag("cp33", "cp33", "plat"),
tags.Tag("cp33", "abi3", "plat"),
tags.Tag("cp33", "none", "plat"),
tags.Tag("cp32", "abi3", "plat"),
]
def test_no_excess_abi3_python32(self):
results = list(tags.cpython_tags((3, 2), abis=["cp32"], platforms=["plat"]))
assert results == [
tags.Tag("cp32", "cp32", "plat"),
tags.Tag("cp32", "abi3", "plat"),
tags.Tag("cp32", "none", "plat"),
]
def test_no_abi3_python31(self):
results = list(tags.cpython_tags((3, 1), abis=["cp31"], platforms=["plat"]))
assert results == [
tags.Tag("cp31", "cp31", "plat"),
tags.Tag("cp31", "none", "plat"),
]
def test_no_abi3_python27(self):
results = list(tags.cpython_tags((2, 7), abis=["cp27"], platforms=["plat"]))
assert results == [
tags.Tag("cp27", "cp27", "plat"),
tags.Tag("cp27", "none", "plat"),
]
class TestGenericTags:
@pytest.mark.skipif(
not sysconfig.get_config_var("SOABI"), reason="SOABI not defined"
)
def test__generic_abi_soabi_provided(self):
abi = sysconfig.get_config_var("SOABI").replace(".", "_").replace("-", "_")
assert [abi] == list(tags._generic_abi())
def test__generic_abi(self, monkeypatch):
monkeypatch.setattr(
sysconfig, "get_config_var", lambda key: "cpython-37m-darwin"
)
assert list(tags._generic_abi()) == ["cpython_37m_darwin"]
def test__generic_abi_no_soabi(self, monkeypatch):
monkeypatch.setattr(sysconfig, "get_config_var", lambda key: None)
assert not list(tags._generic_abi())
def test_generic_platforms(self):
platform = distutils.util.get_platform().replace("-", "_")
platform = platform.replace(".", "_")
assert list(tags._generic_platforms()) == [platform]
def test_iterator_returned(self):
result_iterator = tags.generic_tags("sillywalk33", ["abi"], ["plat1", "plat2"])
assert isinstance(result_iterator, collections_abc.Iterator)
def test_all_args(self):
result_iterator = tags.generic_tags("sillywalk33", ["abi"], ["plat1", "plat2"])
result = list(result_iterator)