X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/889a8d5dd27a73aa780e989a850bbdaaa9946a13..3bb92146f59804a6ead47d5f2d0fdc47daa6b698:/tests/test_format.py diff --git a/tests/test_format.py b/tests/test_format.py index 88f084e..4e863c6 100644 --- a/tests/test_format.py +++ b/tests/test_format.py @@ -1,127 +1,19 @@ from dataclasses import replace -from typing import Any, Iterator, List +from typing import Any, Iterator from unittest.mock import patch import pytest import black +from black.mode import TargetVersion from tests.util import ( - DEFAULT_MODE, - PY36_VERSIONS, - THIS_DIR, + all_data_cases, assert_format, dump_to_stderr, read_data, + read_data_with_mode, ) -SIMPLE_CASES: List[str] = [ - "beginning_backslash", - "bracketmatch", - "class_blank_parentheses", - "class_methods_new_line", - "collections", - "comments", - "comments2", - "comments3", - "comments4", - "comments5", - "comments6", - "comments_non_breaking_space", - "comment_after_escaped_newline", - "composition", - "composition_no_trailing_comma", - "docstring", - "empty_lines", - "expression", - "fmtonoff", - "fmtonoff2", - "fmtonoff3", - "fmtonoff4", - "fmtskip", - "fmtskip2", - "fmtskip3", - "fmtskip4", - "fmtskip5", - "fmtskip6", - "fstring", - "function", - "function2", - "function_trailing_comma", - "import_spacing", - "power_op_spacing", - "remove_parens", - "slices", - "string_prefixes", - "trailing_comma_optional_parens1", - "trailing_comma_optional_parens2", - "trailing_comma_optional_parens3", - "tricky_unicode_symbols", - "tupleassign", -] - -PY310_CASES: List[str] = [ - "pattern_matching_simple", - "pattern_matching_complex", - "pattern_matching_extras", - "pattern_matching_style", - "pattern_matching_generic", - "parenthesized_context_managers", -] - -PREVIEW_CASES: List[str] = [ - # string processing - "cantfit", - "comments7", - "long_strings", - "long_strings__edge_case", - "long_strings__regression", - "percent_precedence", -] - -SOURCES: List[str] = [ - "src/black/__init__.py", - "src/black/__main__.py", - "src/black/brackets.py", - "src/black/cache.py", - "src/black/comments.py", - "src/black/concurrency.py", - "src/black/const.py", - "src/black/debug.py", - "src/black/files.py", - "src/black/linegen.py", - "src/black/lines.py", - "src/black/mode.py", - "src/black/nodes.py", - "src/black/numerics.py", - "src/black/output.py", - "src/black/parsing.py", - "src/black/report.py", - "src/black/rusty.py", - "src/black/strings.py", - "src/black/trans.py", - "src/blackd/__init__.py", - "src/black_primer/cli.py", - "src/black_primer/lib.py", - "src/blib2to3/pygram.py", - "src/blib2to3/pytree.py", - "src/blib2to3/pgen2/conv.py", - "src/blib2to3/pgen2/driver.py", - "src/blib2to3/pgen2/grammar.py", - "src/blib2to3/pgen2/literals.py", - "src/blib2to3/pgen2/parse.py", - "src/blib2to3/pgen2/pgen.py", - "src/blib2to3/pgen2/tokenize.py", - "src/blib2to3/pgen2/token.py", - "setup.py", - "tests/test_black.py", - "tests/test_blackd.py", - "tests/test_format.py", - "tests/test_primer.py", - "tests/optional.py", - "tests/util.py", - "tests/conftest.py", -] - @pytest.fixture(autouse=True) def patch_dump_to_file(request: Any) -> Iterator[None]: @@ -129,30 +21,33 @@ def patch_dump_to_file(request: Any) -> Iterator[None]: yield -def check_file(filename: str, mode: black.Mode, *, data: bool = True) -> None: - source, expected = read_data(filename, data=data) - assert_format(source, expected, mode, fast=False) - - -@pytest.mark.parametrize("filename", SIMPLE_CASES) +def check_file(subdir: str, filename: str, *, data: bool = True) -> None: + args, source, expected = read_data_with_mode(subdir, filename, data=data) + assert_format( + source, + expected, + args.mode, + fast=args.fast, + minimum_version=args.minimum_version, + ) + if args.minimum_version is not None: + major, minor = args.minimum_version + target_version = TargetVersion[f"PY{major}{minor}"] + mode = replace(args.mode, target_versions={target_version}) + assert_format( + source, expected, mode, fast=args.fast, minimum_version=args.minimum_version + ) + + +@pytest.mark.filterwarnings("ignore:invalid escape sequence.*:DeprecationWarning") +@pytest.mark.parametrize("filename", all_data_cases("cases")) def test_simple_format(filename: str) -> None: - check_file(filename, DEFAULT_MODE) - - -@pytest.mark.parametrize("filename", PREVIEW_CASES) -def test_preview_format(filename: str) -> None: - check_file(filename, black.Mode(preview=True)) - - -@pytest.mark.parametrize("filename", SOURCES) -def test_source_is_formatted(filename: str) -> None: - path = THIS_DIR.parent / filename - check_file(str(path), DEFAULT_MODE, data=False) + check_file("cases", filename) # =============== # -# Complex cases -# ============= # +# Unusual cases +# =============== # def test_empty() -> None: @@ -160,105 +55,10 @@ def test_empty() -> None: assert_format(source, expected) -def test_pep_572() -> None: - source, expected = read_data("pep_572") - assert_format(source, expected, minimum_version=(3, 8)) - - -def test_pep_572_remove_parens() -> None: - source, expected = read_data("pep_572_remove_parens") - assert_format(source, expected, minimum_version=(3, 8)) - - -def test_pep_572_do_not_remove_parens() -> None: - source, expected = read_data("pep_572_do_not_remove_parens") - # the AST safety checks will fail, but that's expected, just make sure no - # parentheses are touched - assert_format(source, expected, fast=True) - - -@pytest.mark.parametrize("major, minor", [(3, 9), (3, 10)]) -def test_pep_572_newer_syntax(major: int, minor: int) -> None: - source, expected = read_data(f"pep_572_py{major}{minor}") - assert_format(source, expected, minimum_version=(major, minor)) - - -def test_pep_570() -> None: - source, expected = read_data("pep_570") - assert_format(source, expected, minimum_version=(3, 8)) - - -@pytest.mark.parametrize("filename", PY310_CASES) -def test_python_310(filename: str) -> None: - source, expected = read_data(filename) - mode = black.Mode(target_versions={black.TargetVersion.PY310}) - assert_format(source, expected, mode, minimum_version=(3, 10)) - - -def test_python_310_without_target_version() -> None: - source, expected = read_data("pattern_matching_simple") - mode = black.Mode() - assert_format(source, expected, mode, minimum_version=(3, 10)) - - def test_patma_invalid() -> None: - source, expected = read_data("pattern_matching_invalid") + source, expected = read_data("miscellaneous", "pattern_matching_invalid") mode = black.Mode(target_versions={black.TargetVersion.PY310}) with pytest.raises(black.parsing.InvalidInput) as exc_info: assert_format(source, expected, mode, minimum_version=(3, 10)) exc_info.match("Cannot parse: 10:11") - - -def test_python_2_hint() -> None: - with pytest.raises(black.parsing.InvalidInput) as exc_info: - assert_format("print 'daylily'", "print 'daylily'") - exc_info.match(black.parsing.PY2_HINT) - - -def test_docstring_no_string_normalization() -> None: - """Like test_docstring but with string normalization off.""" - source, expected = read_data("docstring_no_string_normalization") - mode = replace(DEFAULT_MODE, string_normalization=False) - assert_format(source, expected, mode) - - -def test_long_strings_flag_disabled() -> None: - """Tests for turning off the string processing logic.""" - source, expected = read_data("long_strings_flag_disabled") - mode = replace(DEFAULT_MODE, experimental_string_processing=False) - assert_format(source, expected, mode) - - -def test_numeric_literals() -> None: - source, expected = read_data("numeric_literals") - mode = replace(DEFAULT_MODE, target_versions=PY36_VERSIONS) - assert_format(source, expected, mode) - - -def test_numeric_literals_ignoring_underscores() -> None: - source, expected = read_data("numeric_literals_skip_underscores") - mode = replace(DEFAULT_MODE, target_versions=PY36_VERSIONS) - assert_format(source, expected, mode) - - -def test_stub() -> None: - mode = replace(DEFAULT_MODE, is_pyi=True) - source, expected = read_data("stub.pyi") - assert_format(source, expected, mode) - - -def test_python38() -> None: - source, expected = read_data("python38") - assert_format(source, expected, minimum_version=(3, 8)) - - -def test_python39() -> None: - source, expected = read_data("python39") - assert_format(source, expected, minimum_version=(3, 9)) - - -def test_power_op_newline() -> None: - # requires line_length=0 - source, expected = read_data("power_op_newline") - assert_format(source, expected, mode=black.Mode(line_length=0))