Files
cibuildwheel/unit_test/architecture_test.py
T
Henry Schreiner dc30bfb527 fix: make CIBW_ARCHS parsing case-insensitive and platform-aware (#2920)
Architecture name lookup in `parse_config` was a case-sensitive StrEnum
lookup. Since the enum carries both lowercase `arm64` (macOS/Android) and
uppercase `ARM64` (Windows), `parse_config("arm64", "windows")` silently
returned the macOS member and later failed with a confusing "Invalid archs
option" error, while lowercase `amd64` failed to parse at all.

Resolve names case-insensitively, preferring a member valid for the target
platform before falling back to any case-insensitive match (which keeps the
clear ConfigurationError for genuinely invalid names).

Closes #2373

Assisted-by: ClaudeCode:claude-opus-4.8
2026-06-18 11:41:17 -04:00

176 lines
6.8 KiB
Python

from __future__ import annotations
import platform as platform_module
import shutil
import sys
import pytest
import cibuildwheel.architecture
import cibuildwheel.errors
from cibuildwheel.architecture import Architecture, arch_synonym
TYPE_CHECKING = False
if TYPE_CHECKING:
from cibuildwheel.typing import PlatformName
@pytest.fixture(
params=[
pytest.param(("linux", "linux", "x86_64", "64"), id="linux-64"),
pytest.param(("linux", "linux", "i686", "32"), id="linux-32"),
pytest.param(("linux", "linux", "aarch64", "arm"), id="linux-arm"),
pytest.param(("macos", "darwin", "x86_64", "64"), id="macos-64"),
pytest.param(("macos", "darwin", "arm64", "arm"), id="macos-arm"),
pytest.param(("windows", "win32", "x86", "32"), id="windows-32"),
pytest.param(("windows", "win32", "AMD64", "64"), id="windows-64"),
pytest.param(("windows", "win32", "ARM64", "arm"), id="windows-arm"),
]
)
def platform_machine(
request: pytest.FixtureRequest, monkeypatch: pytest.MonkeyPatch
) -> tuple[str, str]:
platform_name, platform_value, machine_value, machine_name = request.param
monkeypatch.setattr(sys, "platform", platform_value)
monkeypatch.setattr(platform_module, "machine", lambda: machine_value)
monkeypatch.setattr(cibuildwheel.architecture, "_check_aarch32_el0", lambda: True)
return platform_name, machine_name
def test_arch_auto(platform_machine: tuple[str, str]) -> None:
_, machine_name = platform_machine
arch_set = Architecture.auto_archs("linux")
expected = {
"32": {Architecture.i686},
"64": {Architecture.x86_64},
"arm": {Architecture.aarch64},
}
assert arch_set == expected[machine_name]
arch_set = Architecture.auto_archs("macos")
expected = {"32": set(), "64": {Architecture.x86_64}, "arm": {Architecture.arm64}}
assert arch_set == expected[machine_name]
arch_set = Architecture.auto_archs("windows")
expected = {
"32": {Architecture.x86},
"64": {Architecture.AMD64, Architecture.x86},
"arm": {Architecture.ARM64},
}
assert arch_set == expected[machine_name]
def test_arch_auto64(platform_machine: tuple[str, str]) -> None:
_, machine_name = platform_machine
arch_set = Architecture.parse_config("auto64", "linux")
expected = {"32": set(), "64": {Architecture.x86_64}, "arm": {Architecture.aarch64}}
assert arch_set == expected[machine_name]
arch_set = Architecture.parse_config("auto64", "macos")
expected = {"32": set(), "64": {Architecture.x86_64}, "arm": {Architecture.arm64}}
assert arch_set == expected[machine_name]
arch_set = Architecture.parse_config("auto64", "windows")
expected = {"32": set(), "64": {Architecture.AMD64}, "arm": {Architecture.ARM64}}
assert arch_set == expected[machine_name]
def test_arch_auto32(platform_machine: tuple[str, str]) -> None:
_, machine_name = platform_machine
arch_set = Architecture.parse_config("auto32", "linux")
expected = {"32": {Architecture.i686}, "64": {Architecture.i686}, "arm": {Architecture.armv7l}}
assert arch_set == expected[machine_name]
arch_set = Architecture.parse_config("auto32", "macos")
assert arch_set == set()
arch_set = Architecture.parse_config("auto32", "windows")
expected = {"32": {Architecture.x86}, "64": {Architecture.x86}, "arm": set()}
assert arch_set == expected[machine_name]
def test_arch_auto_no_aarch32(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.setattr(sys, "platform", "linux")
monkeypatch.setattr(platform_module, "machine", lambda: "aarch64")
monkeypatch.setattr(shutil, "which", lambda *args, **kwargs: None)
arch_set = Architecture.parse_config("auto", "linux")
assert arch_set == {Architecture.aarch64}
arch_set = Architecture.parse_config("auto64", "linux")
assert arch_set == {Architecture.aarch64}
monkeypatch.setattr(cibuildwheel.architecture, "_check_aarch32_el0", lambda: True)
arch_set = Architecture.parse_config("auto32", "linux")
assert arch_set == {Architecture.armv7l}
monkeypatch.setattr(cibuildwheel.architecture, "_check_aarch32_el0", lambda: False)
arch_set = Architecture.parse_config("auto32", "linux")
assert arch_set == set()
def test_arch_native_on_ios(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.setattr(sys, "platform", "darwin")
monkeypatch.setattr(platform_module, "machine", lambda: "arm64")
arch_set = Architecture.parse_config("native", platform="ios")
assert arch_set == {Architecture.arm64_iphonesimulator}
def test_arch_auto_on_ios(monkeypatch: pytest.MonkeyPatch) -> None:
monkeypatch.setattr(sys, "platform", "darwin")
monkeypatch.setattr(platform_module, "machine", lambda: "arm64")
arch_set = Architecture.parse_config("auto", platform="ios")
assert arch_set == {Architecture.arm64_iphonesimulator, Architecture.arm64_iphoneos}
@pytest.mark.parametrize(
("arch", "from_platform", "to_platform", "expected"),
[
("x86_64", "linux", "macos", "x86_64"),
("x86_64", "macos", "linux", "x86_64"),
("x86_64", "linux", "windows", "AMD64"),
("AMD64", "windows", "linux", "x86_64"),
("x86_64", "linux", "nonexistent", "x86_64"),
("x86_64", "nonexistent", "linux", "x86_64"),
("nonexistent", "linux", "windows", "nonexistent"),
("x86", "windows", "macos", None),
],
)
def test_arch_synonym(
arch: str, from_platform: PlatformName, to_platform: PlatformName, expected: str | None
) -> None:
assert arch_synonym(arch, from_platform, to_platform) == expected
@pytest.mark.parametrize(
("config", "platform", "expected"),
[
# Case-insensitive, platform-resolved names (issue #2373).
("arm64", "windows", {Architecture.ARM64}),
("ARM64", "windows", {Architecture.ARM64}),
("amd64", "windows", {Architecture.AMD64}),
("AMD64", "windows", {Architecture.AMD64}),
("X86", "windows", {Architecture.x86}),
("x86", "windows", {Architecture.x86}),
# macOS resolves the lowercase arm64 even when given uppercase.
("ARM64", "macos", {Architecture.arm64}),
("arm64", "macos", {Architecture.arm64}),
("X86_64", "macos", {Architecture.x86_64}),
# Multiple, mixed-case archs in one config string.
("arm64 amd64", "windows", {Architecture.ARM64, Architecture.AMD64}),
],
)
def test_arch_parse_config_case_insensitive(
config: str, platform: PlatformName, expected: set[Architecture]
) -> None:
assert Architecture.parse_config(config, platform) == expected
@pytest.mark.parametrize("platform", ["windows", "macos", "linux"])
def test_arch_parse_config_invalid(platform: PlatformName) -> None:
with pytest.raises(cibuildwheel.errors.ConfigurationError):
Architecture.parse_config("nonexistent", platform)