X-Git-Url: https://git.madduck.net/etc/vim.git/blobdiff_plain/1b189f6cdeca7b1f9669e0152c92875dff7b761a..51756a405cd6006ef22e9c12f212905fe0907f80:/tests/test_black.py?ds=inline

diff --git a/tests/test_black.py b/tests/test_black.py
index e654d0d..c10dd1d 100644
--- a/tests/test_black.py
+++ b/tests/test_black.py
@@ -11,6 +11,7 @@ from tempfile import TemporaryDirectory
 from typing import Any, List, Tuple, Iterator
 import unittest
 from unittest.mock import patch
+import re
 
 from click import unstyle
 from click.testing import CliRunner
@@ -851,6 +852,53 @@ class BlackTestCase(unittest.TestCase):
         actual = result.output
         self.assertFormatEqual(actual, expected)
 
+    def test_include_exclude(self) -> None:
+        path = THIS_DIR / "include_exclude_tests"
+        include = re.compile(r"\.pyi?$")
+        exclude = re.compile(r"/exclude/|/\.definitely_exclude/")
+        sources: List[Path] = []
+        expected = [
+            Path(THIS_DIR / "include_exclude_tests/b/dont_exclude/a.py"),
+            Path(THIS_DIR / "include_exclude_tests/b/dont_exclude/a.pyi"),
+        ]
+        sources.extend(black.gen_python_files_in_dir(path, include, exclude))
+        self.assertEqual(sorted(expected), sorted(sources))
+
+    def test_empty_include(self) -> None:
+        path = THIS_DIR / "include_exclude_tests"
+        empty = re.compile(r"")
+        sources: List[Path] = []
+        sources.extend(
+            black.gen_python_files_in_dir(
+                path, empty, re.compile(black.DEFAULT_EXCLUDES)
+            )
+        )
+        self.assertEqual([], (sources))
+
+    def test_empty_exclude(self) -> None:
+        path = THIS_DIR / "include_exclude_tests"
+        empty = re.compile(r"")
+        sources: List[Path] = []
+        expected = [
+            Path(THIS_DIR / "include_exclude_tests/b/dont_exclude/a.py"),
+            Path(THIS_DIR / "include_exclude_tests/b/dont_exclude/a.pyi"),
+            Path(THIS_DIR / "include_exclude_tests/b/exclude/a.py"),
+            Path(THIS_DIR / "include_exclude_tests/b/exclude/a.pyi"),
+            Path(THIS_DIR / "include_exclude_tests/b/.definitely_exclude/a.py"),
+            Path(THIS_DIR / "include_exclude_tests/b/.definitely_exclude/a.pyi"),
+        ]
+        sources.extend(
+            black.gen_python_files_in_dir(
+                path, re.compile(black.DEFAULT_INCLUDES), empty
+            )
+        )
+        self.assertEqual(sorted(expected), sorted(sources))
+
+    def test_invalid_include_exclude(self) -> None:
+        for option in ["--include", "--exclude"]:
+            result = CliRunner().invoke(black.main, ["-", option, "**()(!!*)"])
+            self.assertEqual(result.exit_code, 2)
+
 
 if __name__ == "__main__":
     unittest.main()