source, expected = read_data("../black", data=False)
stderrbuf = BytesIO()
result = BlackRunner(stderrbuf).invoke(
- black.main, ["-", "--fast", f"--line-length={ll}"], input=source
+ black.main,
+ ["-", "--fast", f"--line-length={ll}"],
+ input=BytesIO(source.encode("utf8")),
)
self.assertEqual(result.exit_code, 0)
self.assertFormatEqual(expected, result.output)
config = THIS_DIR / "data" / "empty_pyproject.toml"
stderrbuf = BytesIO()
args = ["-", "--fast", f"--line-length={ll}", "--diff", f"--config={config}"]
- result = BlackRunner(stderrbuf).invoke(black.main, args, input=source)
+ result = BlackRunner(stderrbuf).invoke(
+ black.main, args, input=BytesIO(source.encode("utf8"))
+ )
self.assertEqual(result.exit_code, 0)
actual = diff_header.sub("[Deterministic header]", result.output)
actual = actual.rstrip() + "\n" # the diff output has a trailing space
black.assert_equivalent(source, actual)
black.assert_stable(source, actual, line_length=ll)
+ @patch("black.dump_to_file", dump_to_stderr)
+ def test_numeric_literals(self) -> None:
+ source, expected = read_data("numeric_literals")
+ actual = fs(source, mode=black.FileMode.PYTHON36)
+ self.assertFormatEqual(expected, actual)
+ black.assert_equivalent(source, actual)
+ black.assert_stable(source, actual, line_length=ll)
+
+ @patch("black.dump_to_file", dump_to_stderr)
+ def test_numeric_literals_py2(self) -> None:
+ source, expected = read_data("numeric_literals_py2")
+ actual = fs(source)
+ self.assertFormatEqual(expected, actual)
+ black.assert_stable(source, actual, line_length=ll)
+
@patch("black.dump_to_file", dump_to_stderr)
def test_python2(self) -> None:
source, expected = read_data("python2")
self.assertEqual(set(), black.get_future_imports(node))
node = black.lib2to3_parse("from some.module import black\n")
self.assertEqual(set(), black.get_future_imports(node))
+ node = black.lib2to3_parse(
+ "from __future__ import unicode_literals as _unicode_literals"
+ )
+ self.assertEqual({"unicode_literals"}, black.get_future_imports(node))
+ node = black.lib2to3_parse(
+ "from __future__ import unicode_literals as _lol, print"
+ )
+ self.assertEqual({"unicode_literals", "print"}, black.get_future_imports(node))
def test_debug_visitor(self) -> None:
source, _ = read_data("debug_visitor.py")
def test_no_cache_when_stdin(self) -> None:
mode = black.FileMode.AUTO_DETECT
with cache_dir():
- result = CliRunner().invoke(black.main, ["-"], input="print('hello')")
+ result = CliRunner().invoke(
+ black.main, ["-"], input=BytesIO(b"print('hello')")
+ )
self.assertEqual(result.exit_code, 0)
cache_file = black.get_cache_file(black.DEFAULT_LINE_LENGTH, mode)
self.assertFalse(cache_file.exists())
def test_pipe_force_pyi(self) -> None:
source, expected = read_data("force_pyi")
- result = CliRunner().invoke(black.main, ["-", "-q", "--pyi"], input=source)
+ result = CliRunner().invoke(
+ black.main, ["-", "-q", "--pyi"], input=BytesIO(source.encode("utf8"))
+ )
self.assertEqual(result.exit_code, 0)
actual = result.output
self.assertFormatEqual(actual, expected)
def test_pipe_force_py36(self) -> None:
source, expected = read_data("force_py36")
- result = CliRunner().invoke(black.main, ["-", "-q", "--py36"], input=source)
+ result = CliRunner().invoke(
+ black.main, ["-", "-q", "--py36"], input=BytesIO(source.encode("utf8"))
+ )
self.assertEqual(result.exit_code, 0)
actual = result.output
self.assertFormatEqual(actual, expected)
test_file.write_bytes(contents.encode())
ff(test_file, write_back=black.WriteBack.YES)
updated_contents: bytes = test_file.read_bytes()
- self.assertIn(nl.encode(), updated_contents) # type: ignore
+ self.assertIn(nl.encode(), updated_contents)
if nl == "\n":
- self.assertNotIn(b"\r\n", updated_contents) # type: ignore
+ self.assertNotIn(b"\r\n", updated_contents)
def test_assert_equivalent_different_asts(self) -> None:
with self.assertRaises(AssertionError):