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Move fixtures to conftest.py
This commit is contained in:
Isaiah Odhner
parent
9280dcdb92
commit
070e253394
71
tests/conftest.py
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71
tests/conftest.py
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"""This file is loaded by pytest automatically. Fixtures defined here are available to all tests in the folder.
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https://docs.pytest.org/en/7.1.x/reference/fixtures.html#conftest-py-sharing-fixtures-across-multiple-files
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"""
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from pathlib import Path
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from typing import Generator
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import pytest
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from pyfakefs.fake_filesystem import FakeFilesystem
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from textual_paint.figlet_font_writer import FIGletFontWriter
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@pytest.fixture(params=[
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{"theme": "light", "ascii_only": False},
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{"theme": "dark", "ascii_only": False},
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{"theme": "light", "ascii_only": True},
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{"theme": "dark", "ascii_only": True},
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], ids=lambda param: f"{param['theme']}_{'ascii' if param['ascii_only'] else 'unicode'}")
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def each_theme(request: pytest.FixtureRequest):
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"""Fixture to test each combination of UI styles."""
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theme = request.param.get("theme")
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ascii_only = request.param.get("ascii_only")
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from textual_paint.args import args
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args.theme = theme
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args.ascii_only = ascii_only
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yield # run the test
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args.theme = "light"
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args.ascii_only = False
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REPO_DIR_ABSOLUTE = Path(__file__).parent.parent.resolve()
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@pytest.fixture
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def my_fs(fs: FakeFilesystem) -> Generator[FakeFilesystem, None, None]:
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"""Fixture to fake the filesystem, except for the repo directory."""
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# Without the repo dir, textual paint will fail to load FIGlet fonts or dialog icons.
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# Without the __snapshots__ dir, pytest-textual-snapshot will show "No history for this test" in the report.
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print("adding real directory", REPO_DIR_ABSOLUTE)
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fs.add_real_directory(REPO_DIR_ABSOLUTE)
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# DirectoryTree stores a reference to Path for some reason, making my life more difficult.
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from textual.widgets._directory_tree import DirectoryTree
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orig_PATH = DirectoryTree.PATH
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DirectoryTree.PATH = Path
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# TODO: use proper(?) mocking or figure out how to get FigletFont to find the real font files.
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# This folder doesn't actually exist on my system, so it's not getting them from there.
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# from pyfiglet import SHARED_DIRECTORY
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# fs.add_real_directory(SHARED_DIRECTORY)
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# Don't fail trying to load the default font "standard", we don't need it!
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# `pkg_resources` doesn't seem to work with pyfakefs.
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from pyfiglet import FigletFont
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def preloadFont(self: FigletFont, font: str):
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dumb_font = FIGletFontWriter(commentLines=["Stupid font for testing"])
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for ordinal in dumb_font.charOrder:
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dumb_font.figChars[ordinal] = "fallback font for testing"
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return dumb_font.createFigFileData()
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FigletFont.preloadFont = preloadFont
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# Add an extra file to show how a file looks in the EnhancedDirectoryTree widget.
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fs.create_file("/pyfakefs_added_file.txt", contents="pyfakefs ate ur FS")
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yield fs
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# probably don't need to actually clean up, but whatever
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DirectoryTree.PATH = orig_PATH
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@ -1,17 +1,14 @@
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"""Visual regression tests, using pytest-textual-snapshot. Run with `pytest`."""
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from pathlib import Path, PurePath
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from typing import (TYPE_CHECKING, Awaitable, Callable, Generator, Iterable,
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Protocol)
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from typing import TYPE_CHECKING, Awaitable, Callable, Iterable, Protocol
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import pytest
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from pyfakefs.fake_filesystem import FakeFilesystem
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from textual.geometry import Offset
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from textual.pilot import Pilot
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from textual.widgets import Input
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from tests.pilot_helpers import click_by_attr, click_by_index, drag
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from textual_paint.figlet_font_writer import FIGletFontWriter
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if TYPE_CHECKING:
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# When tests are run, paint.py is re-evaluated,
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@ -43,64 +40,6 @@ LARGEST = (107, 42)
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# Prevent flaky tests due to timing issues.
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Input.cursor_blink = False # type: ignore
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@pytest.fixture(params=[
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{"theme": "light", "ascii_only": False},
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{"theme": "dark", "ascii_only": False},
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{"theme": "light", "ascii_only": True},
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{"theme": "dark", "ascii_only": True},
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], ids=lambda param: f"{param['theme']}_{'ascii' if param['ascii_only'] else 'unicode'}")
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def each_theme(request: pytest.FixtureRequest):
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"""Fixture to test each combination of UI styles."""
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theme = request.param.get("theme")
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ascii_only = request.param.get("ascii_only")
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from textual_paint.args import args
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args.theme = theme
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args.ascii_only = ascii_only
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yield # run the test
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args.theme = "light"
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args.ascii_only = False
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REPO_DIR_ABSOLUTE = Path(__file__).parent.parent.resolve()
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@pytest.fixture
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def my_fs(fs: FakeFilesystem) -> Generator[FakeFilesystem, None, None]:
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"""Fixture to fake the filesystem, except for the repo directory."""
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# Without the repo dir, textual paint will fail to load FIGlet fonts or dialog icons.
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# Without the __snapshots__ dir, pytest-textual-snapshot will show "No history for this test" in the report.
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print("adding real directory", REPO_DIR_ABSOLUTE)
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fs.add_real_directory(REPO_DIR_ABSOLUTE)
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# DirectoryTree stores a reference to Path for some reason, making my life more difficult.
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from textual.widgets._directory_tree import DirectoryTree
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orig_PATH = DirectoryTree.PATH
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DirectoryTree.PATH = Path
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# TODO: use proper(?) mocking or figure out how to get FigletFont to find the real font files.
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# This folder doesn't actually exist on my system, so it's not getting them from there.
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# from pyfiglet import SHARED_DIRECTORY
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# fs.add_real_directory(SHARED_DIRECTORY)
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# Don't fail trying to load the default font "standard", we don't need it!
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# `pkg_resources` doesn't seem to work with pyfakefs.
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from pyfiglet import FigletFont
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def preloadFont(self: FigletFont, font: str):
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dumb_font = FIGletFontWriter(commentLines=["Stupid font for testing"])
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for ordinal in dumb_font.charOrder:
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dumb_font.figChars[ordinal] = "fallback font for testing"
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return dumb_font.createFigFileData()
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FigletFont.preloadFont = preloadFont
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# Add an extra file to show how a file looks in the EnhancedDirectoryTree widget.
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fs.create_file("/pyfakefs_added_file.txt", contents="pyfakefs ate ur FS")
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yield fs
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# probably don't need to actually clean up, but whatever
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DirectoryTree.PATH = orig_PATH
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def test_paint_app(snap_compare: SnapCompareType, each_theme: None):
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assert snap_compare(PAINT, terminal_size=LARGER)
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