Draft for Black 2023 stable style (#3418)

[etc/vim.git] / tests / test_format.py

diff --git a/tests/test_format.py b/tests/test_format.py
index 0816bbd36925d313f0ff37970f57b15fc09d47b8..ab849aac9a3fccfd003801718aa36f7b9bb098c1 100644 (file)
--- a/tests/test_format.py
+++ b/tests/test_format.py
@@ -1,3 +1,4 @@
+import re
 from dataclasses import replace
 from typing import Any, Iterator
 from unittest.mock import patch
@@ -31,31 +32,38 @@ def check_file(
 @pytest.mark.filterwarnings("ignore:invalid escape sequence.*:DeprecationWarning")
 @pytest.mark.parametrize("filename", all_data_cases("simple_cases"))
 def test_simple_format(filename: str) -> None:
-    check_file("simple_cases", filename, DEFAULT_MODE)
+    magic_trailing_comma = filename != "skip_magic_trailing_comma"
+    check_file(
+        "simple_cases", filename, black.Mode(magic_trailing_comma=magic_trailing_comma)
+    )
 
 
 @pytest.mark.parametrize("filename", all_data_cases("preview"))
 def test_preview_format(filename: str) -> None:
-    magic_trailing_comma = filename != "skip_magic_trailing_comma"
-    check_file(
-        "preview",
-        filename,
-        black.Mode(preview=True, magic_trailing_comma=magic_trailing_comma),
-    )
+    check_file("preview", filename, black.Mode(preview=True))
 
 
-@pytest.mark.parametrize("filename", all_data_cases("preview_39"))
-def test_preview_minimum_python_39_format(filename: str) -> None:
-    source, expected = read_data("preview_39", filename)
-    mode = black.Mode(preview=True)
+def test_preview_context_managers_targeting_py38() -> None:
+    source, expected = read_data("preview_context_managers", "targeting_py38.py")
+    mode = black.Mode(preview=True, target_versions={black.TargetVersion.PY38})
+    assert_format(source, expected, mode, minimum_version=(3, 8))
+
+
+def test_preview_context_managers_targeting_py39() -> None:
+    source, expected = read_data("preview_context_managers", "targeting_py39.py")
+    mode = black.Mode(preview=True, target_versions={black.TargetVersion.PY39})
     assert_format(source, expected, mode, minimum_version=(3, 9))
 
 
-@pytest.mark.parametrize("filename", all_data_cases("preview_310"))
-def test_preview_minimum_python_310_format(filename: str) -> None:
-    source, expected = read_data("preview_310", filename)
+@pytest.mark.parametrize(
+    "filename", all_data_cases("preview_context_managers/auto_detect")
+)
+def test_preview_context_managers_auto_detect(filename: str) -> None:
+    match = re.match(r"features_3_(\d+)", filename)
+    assert match is not None, "Unexpected filename format: %s" % filename
+    source, expected = read_data("preview_context_managers/auto_detect", filename)
     mode = black.Mode(preview=True)
-    assert_format(source, expected, mode, minimum_version=(3, 10))
+    assert_format(source, expected, mode, minimum_version=(3, int(match.group(1))))
 
 
 # =============== #