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"""Unit tests for the Platform module.""" from __future__ import annotations from typing import Generator import pytest import pythonnative as pn from pythonnative.platform import Platform, _set_platform_for_test, get_platform @pytest.fixture(autouse=True) def _reset_platform() -> Generator[None, None, None]: """Reset Platform after each test so suite order doesn't matter.""" yield _set_platform_for_test(None) def test_default_platform_is_test() -> None: assert Platform.OS == "test" assert Platform.is_test is True assert Platform.is_ios is False assert Platform.is_android is False def test_get_platform_matches_os() -> None: assert get_platform() == Platform.OS def test_get_platform_exported_from_package() -> None: assert pn.get_platform() == pn.Platform.OS def test_supports_uses_platform_and_member_contracts() -> None: _set_platform_for_test("ios") assert Platform.supports("Text", "font_size") assert Platform.supports("Notifications", "get_device_token") assert Platform.supports("Text", "accessibility_live_region") assert not Platform.supports("UninstalledExtension") assert not Platform.supports("Text", "imaginary_property") _set_platform_for_test("android") assert not Platform.supports("Notifications", "get_device_token") assert Platform.supports("Text", "accessibility_live_region") _set_platform_for_test("web") assert Platform.supports("Text", "font_size") _set_platform_for_test("test") assert not Platform.supports("Text") def test_version_string_present() -> None: assert isinstance(Platform.Version, str) assert len(Platform.Version) > 0 def test_select_picks_current_platform() -> None: _set_platform_for_test("ios") assert Platform.select({"ios": "A", "android": "B"}) == "A" _set_platform_for_test("android") assert Platform.select({"ios": "A", "android": "B"}) == "B" def test_select_falls_back_to_native() -> None: _set_platform_for_test("ios") assert Platform.select({"native": "X", "default": "Y"}) == "X" _set_platform_for_test("test") # 'test' doesn't match 'native', so falls back to 'default'. assert Platform.select({"native": "X", "default": "Y"}) == "Y" def test_select_default_then_explicit() -> None: _set_platform_for_test("test") assert Platform.select({"default": "D"}) == "D" assert Platform.select({}, default="E") == "E" assert Platform.select({}) is None def test_set_platform_for_test_toggles_flags() -> None: _set_platform_for_test("ios") assert Platform.is_ios is True assert Platform.is_android is False _set_platform_for_test("android") assert Platform.is_ios is False assert Platform.is_android is True