Read simple data cases automatically (#3034)

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

diff --git a/tests/test_black.py b/tests/test_black.py
index b1bf1772550588d32fc6d5a8c2a630628542f1ad..281019a0bfa6d90252b42d630e4b12d429f18109 100644 (file)
--- a/tests/test_black.py
+++ b/tests/test_black.py
@@ -179,8 +179,8 @@ class BlackTestCase(BlackBaseTestCase):
             r"(STDIN|STDOUT)\t\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d\.\d\d\d\d\d\d "
             r"\+\d\d\d\d"
         )
             r"(STDIN|STDOUT)\t\d\d\d\d-\d\d-\d\d \d\d:\d\d:\d\d\.\d\d\d\d\d\d "
             r"\+\d\d\d\d"
         )

-        source, _ = read_data("expression.py")
-        expected, _ = read_data("expression.diff")
+        source, _ = read_data("simple_cases/expression.py")
+        expected, _ = read_data("simple_cases/expression.diff")

         args = [
             "-",
             "--fast",
         args = [
             "-",
             "--fast",


@@ -197,7 +197,7 @@ class BlackTestCase(BlackBaseTestCase):
         self.assertEqual(expected, actual)
 
     def test_piping_diff_with_color(self) -> None:
         self.assertEqual(expected, actual)
 
     def test_piping_diff_with_color(self) -> None:

-        source, _ = read_data("expression.py")
+        source, _ = read_data("simple_cases/expression.py")

         args = [
             "-",
             "--fast",
         args = [
             "-",
             "--fast",


@@ -241,7 +241,7 @@ class BlackTestCase(BlackBaseTestCase):
         self.assertIn(black.TargetVersion.PY38, versions)
 
     def test_expression_ff(self) -> None:
         self.assertIn(black.TargetVersion.PY38, versions)
 
     def test_expression_ff(self) -> None:

-        source, expected = read_data("expression")
+        source, expected = read_data("simple_cases/expression.py")

         tmp_file = Path(black.dump_to_file(source))
         try:
             self.assertTrue(ff(tmp_file, write_back=black.WriteBack.YES))
         tmp_file = Path(black.dump_to_file(source))
         try:
             self.assertTrue(ff(tmp_file, write_back=black.WriteBack.YES))


@@ -255,8 +255,8 @@ class BlackTestCase(BlackBaseTestCase):
             black.assert_stable(source, actual, DEFAULT_MODE)
 
     def test_expression_diff(self) -> None:
             black.assert_stable(source, actual, DEFAULT_MODE)
 
     def test_expression_diff(self) -> None:

-        source, _ = read_data("expression.py")
-        expected, _ = read_data("expression.diff")
+        source, _ = read_data("simple_cases/expression.py")
+        expected, _ = read_data("simple_cases/expression.diff")

         tmp_file = Path(black.dump_to_file(source))
         diff_header = re.compile(
             rf"{re.escape(str(tmp_file))}\t\d\d\d\d-\d\d-\d\d "
         tmp_file = Path(black.dump_to_file(source))
         diff_header = re.compile(
             rf"{re.escape(str(tmp_file))}\t\d\d\d\d-\d\d-\d\d "


@@ -281,8 +281,8 @@ class BlackTestCase(BlackBaseTestCase):
             self.assertEqual(expected, actual, msg)
 
     def test_expression_diff_with_color(self) -> None:
             self.assertEqual(expected, actual, msg)
 
     def test_expression_diff_with_color(self) -> None:

-        source, _ = read_data("expression.py")
-        expected, _ = read_data("expression.diff")
+        source, _ = read_data("simple_cases/expression.py")
+        expected, _ = read_data("simple_cases/expression.diff")

         tmp_file = Path(black.dump_to_file(source))
         try:
             result = BlackRunner().invoke(
         tmp_file = Path(black.dump_to_file(source))
         try:
             result = BlackRunner().invoke(


@@ -320,7 +320,7 @@ class BlackTestCase(BlackBaseTestCase):
         black.assert_stable(source, not_normalized, mode=mode)
 
     def test_skip_magic_trailing_comma(self) -> None:
         black.assert_stable(source, not_normalized, mode=mode)
 
     def test_skip_magic_trailing_comma(self) -> None:

-        source, _ = read_data("expression.py")
+        source, _ = read_data("simple_cases/expression.py")

         expected, _ = read_data("expression_skip_magic_trailing_comma.diff")
         tmp_file = Path(black.dump_to_file(source))
         diff_header = re.compile(
         expected, _ = read_data("expression_skip_magic_trailing_comma.diff")
         tmp_file = Path(black.dump_to_file(source))
         diff_header = re.compile(


@@ -755,7 +755,7 @@ class BlackTestCase(BlackBaseTestCase):
         self.assertEqual(black.get_features_used(node), {Feature.NUMERIC_UNDERSCORES})
         node = black.lib2to3_parse("123456\n")
         self.assertEqual(black.get_features_used(node), set())
         self.assertEqual(black.get_features_used(node), {Feature.NUMERIC_UNDERSCORES})
         node = black.lib2to3_parse("123456\n")
         self.assertEqual(black.get_features_used(node), set())

-        source, expected = read_data("function")
+        source, expected = read_data("simple_cases/function.py")

         node = black.lib2to3_parse(source)
         expected_features = {
             Feature.TRAILING_COMMA_IN_CALL,
         node = black.lib2to3_parse(source)
         expected_features = {
             Feature.TRAILING_COMMA_IN_CALL,


@@ -765,7 +765,7 @@ class BlackTestCase(BlackBaseTestCase):
         self.assertEqual(black.get_features_used(node), expected_features)
         node = black.lib2to3_parse(expected)
         self.assertEqual(black.get_features_used(node), expected_features)
         self.assertEqual(black.get_features_used(node), expected_features)
         node = black.lib2to3_parse(expected)
         self.assertEqual(black.get_features_used(node), expected_features)

-        source, expected = read_data("expression")
+        source, expected = read_data("simple_cases/expression.py")

         node = black.lib2to3_parse(source)
         self.assertEqual(black.get_features_used(node), set())
         node = black.lib2to3_parse(expected)
         node = black.lib2to3_parse(source)
         self.assertEqual(black.get_features_used(node), set())
         node = black.lib2to3_parse(expected)


@@ -794,6 +794,12 @@ class BlackTestCase(BlackBaseTestCase):
         self.assertEqual(
             black.get_features_used(node), {Feature.ANN_ASSIGN_EXTENDED_RHS}
         )
         self.assertEqual(
             black.get_features_used(node), {Feature.ANN_ASSIGN_EXTENDED_RHS}
         )

+        node = black.lib2to3_parse("try: pass\nexcept Something: pass")
+        self.assertEqual(black.get_features_used(node), set())
+        node = black.lib2to3_parse("try: pass\nexcept (*Something,): pass")
+        self.assertEqual(black.get_features_used(node), set())
+        node = black.lib2to3_parse("try: pass\nexcept *Group: pass")
+        self.assertEqual(black.get_features_used(node), {Feature.EXCEPT_STAR})

 
     def test_get_features_used_for_future_flags(self) -> None:
         for src, features in [
 
     def test_get_features_used_for_future_flags(self) -> None:
         for src, features in [


@@ -916,7 +922,7 @@ class BlackTestCase(BlackBaseTestCase):
         self.assertEqual("".join(err_lines), "")
 
     @event_loop()
         self.assertEqual("".join(err_lines), "")
 
     @event_loop()

-    @patch("black.ProcessPoolExecutor", MagicMock(side_effect=OSError))
+    @patch("concurrent.futures.ProcessPoolExecutor", MagicMock(side_effect=OSError))

     def test_works_in_mono_process_only_environment(self) -> None:
         with cache_dir() as workspace:
             for f in [
     def test_works_in_mono_process_only_environment(self) -> None:
         with cache_dir() as workspace:
             for f in [


@@ -933,7 +939,7 @@ class BlackTestCase(BlackBaseTestCase):
             src1 = (THIS_DIR / "data" / "string_quotes.py").resolve()
             self.invokeBlack([str(src1), "--diff", "--check"], exit_code=1)
             # Files which will not be reformatted.
             src1 = (THIS_DIR / "data" / "string_quotes.py").resolve()
             self.invokeBlack([str(src1), "--diff", "--check"], exit_code=1)
             # Files which will not be reformatted.

-            src2 = (THIS_DIR / "data" / "composition.py").resolve()
+            src2 = (THIS_DIR / "data" / "simple_cases" / "composition.py").resolve()

             self.invokeBlack([str(src2), "--diff", "--check"])
             # Multi file command.
             self.invokeBlack([str(src1), str(src2), "--diff", "--check"], exit_code=1)
             self.invokeBlack([str(src2), "--diff", "--check"])
             # Multi file command.
             self.invokeBlack([str(src1), str(src2), "--diff", "--check"], exit_code=1)


@@ -1162,7 +1168,7 @@ class BlackTestCase(BlackBaseTestCase):
             report = MagicMock()
             # Even with an existing file, since we are forcing stdin, black
             # should output to stdout and not modify the file inplace
             report = MagicMock()
             # Even with an existing file, since we are forcing stdin, black
             # should output to stdout and not modify the file inplace

-            p = Path(str(THIS_DIR / "data/collections.py"))
+            p = THIS_DIR / "data" / "simple_cases" / "collections.py"

             # Make sure is_file actually returns True
             self.assertTrue(p.is_file())
             path = Path(f"__BLACK_STDIN_FILENAME__{p}")
             # Make sure is_file actually returns True
             self.assertTrue(p.is_file())
             path = Path(f"__BLACK_STDIN_FILENAME__{p}")


@@ -1256,23 +1262,25 @@ class BlackTestCase(BlackBaseTestCase):
 
     def test_shhh_click(self) -> None:
         try:
 
     def test_shhh_click(self) -> None:
         try:

-            from click import _unicodefun
-        except ModuleNotFoundError:
+            from click import _unicodefun  # type: ignore
+        except ImportError:

             self.skipTest("Incompatible Click version")
             self.skipTest("Incompatible Click version")

-        if not hasattr(_unicodefun, "_verify_python3_env"):
+
+        if not hasattr(_unicodefun, "_verify_python_env"):

             self.skipTest("Incompatible Click version")
             self.skipTest("Incompatible Click version")

+

         # First, let's see if Click is crashing with a preferred ASCII charset.
         with patch("locale.getpreferredencoding") as gpe:
             gpe.return_value = "ASCII"
             with self.assertRaises(RuntimeError):
         # First, let's see if Click is crashing with a preferred ASCII charset.
         with patch("locale.getpreferredencoding") as gpe:
             gpe.return_value = "ASCII"
             with self.assertRaises(RuntimeError):

-                _unicodefun._verify_python3_env()  # type: ignore
+                _unicodefun._verify_python_env()

         # Now, let's silence Click...
         black.patch_click()
         # ...and confirm it's silent.
         with patch("locale.getpreferredencoding") as gpe:
             gpe.return_value = "ASCII"
             try:
         # Now, let's silence Click...
         black.patch_click()
         # ...and confirm it's silent.
         with patch("locale.getpreferredencoding") as gpe:
             gpe.return_value = "ASCII"
             try:

-                _unicodefun._verify_python3_env()  # type: ignore
+                _unicodefun._verify_python_env()

             except RuntimeError as re:
                 self.fail(f"`patch_click()` failed, exception still raised: {re}")
 
             except RuntimeError as re:
                 self.fail(f"`patch_click()` failed, exception still raised: {re}")
 


@@ -1675,7 +1683,7 @@ class TestCaching:
     def test_cache_multiple_files(self) -> None:
         mode = DEFAULT_MODE
         with cache_dir() as workspace, patch(
     def test_cache_multiple_files(self) -> None:
         mode = DEFAULT_MODE
         with cache_dir() as workspace, patch(

-            "black.ProcessPoolExecutor", new=ThreadPoolExecutor
+            "concurrent.futures.ProcessPoolExecutor", new=ThreadPoolExecutor

         ):
             one = (workspace / "one.py").resolve()
             with one.open("w") as fobj:
         ):
             one = (workspace / "one.py").resolve()
             with one.open("w") as fobj:


@@ -1784,7 +1792,7 @@ class TestCaching:
     def test_failed_formatting_does_not_get_cached(self) -> None:
         mode = DEFAULT_MODE
         with cache_dir() as workspace, patch(
     def test_failed_formatting_does_not_get_cached(self) -> None:
         mode = DEFAULT_MODE
         with cache_dir() as workspace, patch(

-            "black.ProcessPoolExecutor", new=ThreadPoolExecutor
+            "concurrent.futures.ProcessPoolExecutor", new=ThreadPoolExecutor

         ):
             failing = (workspace / "failing.py").resolve()
             with failing.open("w") as fobj:
         ):
             failing = (workspace / "failing.py").resolve()
             with failing.open("w") as fobj: