-from dataclasses import replace
+import contextlib
import pathlib
import re
from contextlib import ExitStack as does_not_raise
+from dataclasses import replace
from typing import ContextManager
+import pytest
+from _pytest.monkeypatch import MonkeyPatch
from click.testing import CliRunner
-from black.handle_ipynb_magics import jupyter_dependencies_are_installed
+
from black import (
- main,
+ Mode,
NothingChanged,
format_cell,
format_file_contents,
format_file_in_place,
+ main,
)
-import pytest
-from black import Mode
-from _pytest.monkeypatch import MonkeyPatch
-from tests.util import DATA_DIR
+from black.handle_ipynb_magics import jupyter_dependencies_are_installed
+from tests.util import DATA_DIR, get_case_path, read_jupyter_notebook
+with contextlib.suppress(ModuleNotFoundError):
+ import IPython
pytestmark = pytest.mark.jupyter
pytest.importorskip("IPython", reason="IPython is an optional dependency")
pytest.importorskip("tokenize_rt", reason="tokenize-rt is an optional dependency")
JUPYTER_MODE = Mode(is_ipynb=True)
+EMPTY_CONFIG = DATA_DIR / "empty_pyproject.toml"
+
runner = CliRunner()
[
pytest.param(JUPYTER_MODE, id="default mode"),
pytest.param(
- replace(JUPYTER_MODE, python_cell_magics={"cust1", "cust1"}),
+ replace(JUPYTER_MODE, python_cell_magics={"cust1", "cust2"}),
id="custom cell magics mode",
),
],
[
pytest.param(JUPYTER_MODE, id="default mode"),
pytest.param(
- replace(JUPYTER_MODE, python_cell_magics={"cust1", "cust1"}),
+ replace(JUPYTER_MODE, python_cell_magics={"cust1", "cust2"}),
id="custom cell magics mode",
),
],
format_cell(src, fast=True, mode=JUPYTER_MODE)
+@pytest.mark.skipif(
+ IPython.version_info < (8, 3),
+ reason="Change in how TransformerManager transforms this input",
+)
def test_set_input() -> None:
src = "a = b??"
- with pytest.raises(NothingChanged):
- format_cell(src, fast=True, mode=JUPYTER_MODE)
+ expected = "??b"
+ result = format_cell(src, fast=True, mode=JUPYTER_MODE)
+ assert result == expected
def test_input_already_contains_transformed_magic() -> None:
id="No change when cell magic not registered",
),
pytest.param(
- replace(JUPYTER_MODE, python_cell_magics={"cust1", "cust1"}),
+ replace(JUPYTER_MODE, python_cell_magics={"cust1", "cust2"}),
"%%custom_python_magic -n1 -n2\nx=2",
pytest.raises(NothingChanged),
id="No change when other cell magics registered",
def test_entire_notebook_empty_metadata() -> None:
- with open(DATA_DIR / "notebook_empty_metadata.ipynb", "rb") as fd:
- content_bytes = fd.read()
- content = content_bytes.decode()
+ content = read_jupyter_notebook("jupyter", "notebook_empty_metadata")
result = format_file_contents(content, fast=True, mode=JUPYTER_MODE)
expected = (
"{\n"
def test_entire_notebook_trailing_newline() -> None:
- with open(DATA_DIR / "notebook_trailing_newline.ipynb", "rb") as fd:
- content_bytes = fd.read()
- content = content_bytes.decode()
+ content = read_jupyter_notebook("jupyter", "notebook_trailing_newline")
result = format_file_contents(content, fast=True, mode=JUPYTER_MODE)
expected = (
"{\n"
def test_entire_notebook_no_trailing_newline() -> None:
- with open(DATA_DIR / "notebook_no_trailing_newline.ipynb", "rb") as fd:
- content_bytes = fd.read()
- content = content_bytes.decode()
+ content = read_jupyter_notebook("jupyter", "notebook_no_trailing_newline")
result = format_file_contents(content, fast=True, mode=JUPYTER_MODE)
expected = (
"{\n"
def test_entire_notebook_without_changes() -> None:
- with open(DATA_DIR / "notebook_without_changes.ipynb", "rb") as fd:
- content_bytes = fd.read()
- content = content_bytes.decode()
+ content = read_jupyter_notebook("jupyter", "notebook_without_changes")
with pytest.raises(NothingChanged):
format_file_contents(content, fast=True, mode=JUPYTER_MODE)
def test_non_python_notebook() -> None:
- with open(DATA_DIR / "non_python_notebook.ipynb", "rb") as fd:
- content_bytes = fd.read()
- content = content_bytes.decode()
+ content = read_jupyter_notebook("jupyter", "non_python_notebook")
+
with pytest.raises(NothingChanged):
format_file_contents(content, fast=True, mode=JUPYTER_MODE)
def test_unparseable_notebook() -> None:
- path = DATA_DIR / "notebook_which_cant_be_parsed.ipynb"
+ path = get_case_path("jupyter", "notebook_which_cant_be_parsed.ipynb")
msg = rf"File '{re.escape(str(path))}' cannot be parsed as valid Jupyter notebook\."
with pytest.raises(ValueError, match=msg):
format_file_in_place(path, fast=True, mode=JUPYTER_MODE)
result = runner.invoke(
main,
[
- str(DATA_DIR / "notebook_trailing_newline.ipynb"),
+ str(get_case_path("jupyter", "notebook_trailing_newline.ipynb")),
"--diff",
+ f"--config={EMPTY_CONFIG}",
],
)
- expected = "@@ -1,3 +1,3 @@\n %%time\n \n-print('foo')\n" '+print("foo")\n'
+ expected = "@@ -1,3 +1,3 @@\n %%time\n \n-print('foo')\n+print(\"foo\")\n"
assert expected in result.output
result = runner.invoke(
main,
[
- str(DATA_DIR / "notebook_without_changes.ipynb"),
+ str(get_case_path("jupyter", "notebook_without_changes.ipynb")),
"--diff",
+ f"--config={EMPTY_CONFIG}",
],
)
expected = "1 file would be left unchanged."
) -> None:
# Check that the cache isn't written to if Jupyter dependencies aren't installed.
jupyter_dependencies_are_installed.cache_clear()
- nb = DATA_DIR / "notebook_trailing_newline.ipynb"
+ nb = get_case_path("jupyter", "notebook_trailing_newline.ipynb")
tmp_nb = tmp_path / "notebook.ipynb"
- with open(nb) as src, open(tmp_nb, "w") as dst:
- dst.write(src.read())
- monkeypatch.setattr(
- "black.jupyter_dependencies_are_installed", lambda verbose, quiet: False
+ tmp_nb.write_bytes(nb.read_bytes())
+ monkeypatch.setattr("black.jupyter_dependencies_are_installed", lambda warn: False)
+ result = runner.invoke(
+ main, [str(tmp_path / "notebook.ipynb"), f"--config={EMPTY_CONFIG}"]
)
- result = runner.invoke(main, [str(tmp_path / "notebook.ipynb")])
assert "No Python files are present to be formatted. Nothing to do" in result.output
jupyter_dependencies_are_installed.cache_clear()
- monkeypatch.setattr(
- "black.jupyter_dependencies_are_installed", lambda verbose, quiet: True
+ monkeypatch.setattr("black.jupyter_dependencies_are_installed", lambda warn: True)
+ result = runner.invoke(
+ main, [str(tmp_path / "notebook.ipynb"), f"--config={EMPTY_CONFIG}"]
)
- result = runner.invoke(main, [str(tmp_path / "notebook.ipynb")])
assert "reformatted" in result.output
) -> None:
# Check that the cache isn't written to if Jupyter dependencies aren't installed.
jupyter_dependencies_are_installed.cache_clear()
- nb = DATA_DIR / "notebook_trailing_newline.ipynb"
+ nb = get_case_path("jupyter", "notebook_trailing_newline.ipynb")
tmp_nb = tmp_path / "notebook.ipynb"
- with open(nb) as src, open(tmp_nb, "w") as dst:
- dst.write(src.read())
+ tmp_nb.write_bytes(nb.read_bytes())
monkeypatch.setattr(
- "black.files.jupyter_dependencies_are_installed", lambda verbose, quiet: False
+ "black.files.jupyter_dependencies_are_installed", lambda warn: False
)
- result = runner.invoke(main, [str(tmp_path)])
+ result = runner.invoke(main, [str(tmp_path), f"--config={EMPTY_CONFIG}"])
assert "No Python files are present to be formatted. Nothing to do" in result.output
jupyter_dependencies_are_installed.cache_clear()
monkeypatch.setattr(
- "black.files.jupyter_dependencies_are_installed", lambda verbose, quiet: True
+ "black.files.jupyter_dependencies_are_installed", lambda warn: True
)
- result = runner.invoke(main, [str(tmp_path)])
+ result = runner.invoke(main, [str(tmp_path), f"--config={EMPTY_CONFIG}"])
assert "reformatted" in result.output
def test_ipynb_flag(tmp_path: pathlib.Path) -> None:
- nb = DATA_DIR / "notebook_trailing_newline.ipynb"
+ nb = get_case_path("jupyter", "notebook_trailing_newline.ipynb")
tmp_nb = tmp_path / "notebook.a_file_extension_which_is_definitely_not_ipynb"
- with open(nb) as src, open(tmp_nb, "w") as dst:
- dst.write(src.read())
+ tmp_nb.write_bytes(nb.read_bytes())
result = runner.invoke(
main,
[
str(tmp_nb),
"--diff",
"--ipynb",
+ f"--config={EMPTY_CONFIG}",
],
)
- expected = "@@ -1,3 +1,3 @@\n %%time\n \n-print('foo')\n" '+print("foo")\n'
+ expected = "@@ -1,3 +1,3 @@\n %%time\n \n-print('foo')\n+print(\"foo\")\n"
assert expected in result.output
def test_ipynb_and_pyi_flags() -> None:
- nb = DATA_DIR / "notebook_trailing_newline.ipynb"
+ nb = get_case_path("jupyter", "notebook_trailing_newline.ipynb")
result = runner.invoke(
main,
[
"--pyi",
"--ipynb",
"--diff",
+ f"--config={EMPTY_CONFIG}",
],
)
assert isinstance(result.exception, SystemExit)
projects / etc / vim.git / blobdiff