pkg/shell_arg_splitter/test/command_line_split_test.dart

// Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

import "package:expect/expect.dart";
import "package:shell_arg_splitter/shell_arg_splitter.dart";

void main() {
  Expect.listEquals(["foo", "bar"], splitLine("foo bar"));
  Expect.listEquals(["foo", "bar"], splitLine("foo bar", windows: true));

  Expect.listEquals(["foo bar"], splitLine(r"foo\ bar"));
  Expect.listEquals(["foo\\", "bar"], splitLine(r"foo\ bar", windows: true));

  Expect.listEquals(["foo'", '"bar'], splitLine(r"""foo\' \"bar"""));
  Expect.listEquals([
    "foo\\'",
    '"bar',
  ], splitLine(r"""foo\' \"bar""", windows: true));

  Expect.listEquals(["foo'", '"bar'], splitLine(r"""foo"'" '"'bar"""));
  Expect.throws(
    () => splitLine(r"""foo"'" '"'bar""", windows: true),
    (e) => e is FormatException,
  );
  Expect.listEquals([
    "foo'",
    "''bar",
  ], splitLine(r"""foo"'" '"'bar" """, windows: true));

  Expect.listEquals(
    ["foo", "bar"],
    splitLine(
      "'f''o''o' "
      '"b""a""r"',
    ),
  );
  // TODO(johnniwinther): This is not actual Windows behavior: "b""a" is
  // interpreted as b"a but "b""a""r" is interpreted as b"ar.
  Expect.listEquals(
    ["'f''o''o'", "bar"],
    splitLine(
      "'f''o''o' "
      '"b""a""r"',
      windows: true,
    ),
  );

  Expect.listEquals([
    "\n",
    "\r",
    "\t",
    "\b",
    "\f",
    "\v",
    "\\",
    "a",
    "Z",
    "-",
    '"',
    "'",
  ], splitLine(r"""\n \r \t \b \f \v \\ \a \Z \- \" \'"""));
  Expect.listEquals([
    "\\n",
    "\\r",
    "\\t",
    "\\b",
    "\\f",
    "\\v",
    "\\",
    "\\a",
    "\\Z",
    "\\-",
    '"',
    "\\'",
  ], splitLine(r"""\n \r \t \b \f \v \\ \a \Z \- \" \'""", windows: true));
  Expect.listEquals([
    "C:Users\foo\bar\baz.dart",
  ], splitLine(r"C:\Users\foo\bar\baz.dart"));
  Expect.listEquals([
    r"C:\Users\foo\bar\baz.dart",
  ], splitLine(r"C:\Users\foo\bar\baz.dart", windows: true));

  Expect.listEquals([
    "C:Users\foo\bar\name with spaces.dart",
  ], splitLine(r'"C:\Users\foo\bar\name with spaces.dart"'));
  Expect.listEquals([
    r"C:\Users\foo\bar\name with spaces.dart",
  ], splitLine(r'"C:\Users\foo\bar\name with spaces.dart"', windows: true));

  Expect.throws(() => splitLine(r"\"), (e) => e is FormatException);
  Expect.throws(
    () => splitLine(r"\", windows: true),
    (e) => e is FormatException,
  );
}