primer: Add `--no-diff` option (#2187)

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

diff --git a/tests/test_format.py b/tests/test_format.py
index e0cb0b74195792a30f06b3ac63646bcb80ab64a1..e1335aedf43411e9247a7d7f933deae4f56aa62c 100644 (file)
--- a/tests/test_format.py
+++ b/tests/test_format.py
@@ -16,7 +16,6 @@ from tests.util import (
 SIMPLE_CASES = [
     "beginning_backslash",
     "bracketmatch",
 SIMPLE_CASES = [
     "beginning_backslash",
     "bracketmatch",

-    "cantfit",

     "class_blank_parentheses",
     "class_methods_new_line",
     "collections",
     "class_blank_parentheses",
     "class_methods_new_line",
     "collections",


@@ -26,7 +25,7 @@ SIMPLE_CASES = [
     "comments4",
     "comments5",
     "comments6",
     "comments4",
     "comments5",
     "comments6",

-    "comments7",
+    "comments_non_breaking_space",

     "comment_after_escaped_newline",
     "composition",
     "composition_no_trailing_comma",
     "comment_after_escaped_newline",
     "composition",
     "composition_no_trailing_comma",


@@ -47,11 +46,7 @@ SIMPLE_CASES = [
     "function2",
     "function_trailing_comma",
     "import_spacing",
     "function2",
     "function_trailing_comma",
     "import_spacing",

-    "long_strings",
-    "long_strings__edge_case",
-    "long_strings__regression",

     "numeric_literals_py2",
     "numeric_literals_py2",

-    "percent_precedence",

     "python2",
     "python2_unicode_literals",
     "remove_parens",
     "python2",
     "python2_unicode_literals",
     "remove_parens",


@@ -61,6 +56,15 @@ SIMPLE_CASES = [
     "tupleassign",
 ]
 
     "tupleassign",
 ]
 

+EXPERIMENTAL_STRING_PROCESSING_CASES = [
+    "cantfit",
+    "comments7",
+    "long_strings",
+    "long_strings__edge_case",
+    "long_strings__regression",
+    "percent_precedence",
+]
+

 
 SOURCES = [
     "tests/test_black.py",
 
 SOURCES = [
     "tests/test_black.py",


@@ -85,19 +89,23 @@ class TestSimpleFormat(BlackBaseTestCase):
     @parameterized.expand(SIMPLE_CASES)
     @patch("black.dump_to_file", dump_to_stderr)
     def test_simple_format(self, filename: str) -> None:
     @parameterized.expand(SIMPLE_CASES)
     @patch("black.dump_to_file", dump_to_stderr)
     def test_simple_format(self, filename: str) -> None:

-        source, expected = read_data(filename)
-        actual = fs(source)
-        self.assertFormatEqual(expected, actual)
-        black.assert_equivalent(source, actual)
-        black.assert_stable(source, actual, DEFAULT_MODE)
+        self.check_file(filename, DEFAULT_MODE)
+
+    @parameterized.expand(EXPERIMENTAL_STRING_PROCESSING_CASES)
+    @patch("black.dump_to_file", dump_to_stderr)
+    def test_experimental_format(self, filename: str) -> None:
+        self.check_file(filename, black.Mode(experimental_string_processing=True))

 
     @parameterized.expand(SOURCES)
     @patch("black.dump_to_file", dump_to_stderr)
     def test_source_is_formatted(self, filename: str) -> None:
         path = THIS_DIR.parent / filename
 
     @parameterized.expand(SOURCES)
     @patch("black.dump_to_file", dump_to_stderr)
     def test_source_is_formatted(self, filename: str) -> None:
         path = THIS_DIR.parent / filename

-        source, expected = read_data(str(path), data=False)
-        actual = fs(source, mode=DEFAULT_MODE)
+        self.check_file(str(path), DEFAULT_MODE, data=False)
+        self.assertFalse(ff(path))
+
+    def check_file(self, filename: str, mode: black.Mode, *, data: bool = True) -> None:
+        source, expected = read_data(filename, data=data)
+        actual = fs(source, mode=mode)

         self.assertFormatEqual(expected, actual)
         black.assert_equivalent(source, actual)
         self.assertFormatEqual(expected, actual)
         black.assert_equivalent(source, actual)

-        black.assert_stable(source, actual, DEFAULT_MODE)
-        self.assertFalse(ff(path))
+        black.assert_stable(source, actual, mode)