test/equality_test.dart

// Copyright (c) 2016, 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:test/test.dart';

import 'package:boolean_selector/boolean_selector.dart';

void main() {
  test("variable", () {
    _expectEqualsSelf("foo");
  });

  test("not", () {
    _expectEqualsSelf("!foo");
  });

  test("or", () {
    _expectEqualsSelf("foo || bar");
  });

  test("and", () {
    _expectEqualsSelf("foo && bar");
  });

  test("conditional", () {
    _expectEqualsSelf("foo ? bar : baz");
  });

  test("all", () {
    expect(BooleanSelector.all, equals(BooleanSelector.all));
  });

  test("none", () {
    expect(BooleanSelector.none, equals(BooleanSelector.none));
  });

  test("redundant parens don't matter", () {
    expect(BooleanSelector.parse("foo && (bar && baz)"),
        equals(BooleanSelector.parse("foo && (bar && baz)")));
  });

  test("meaningful parens do matter", () {
    expect(BooleanSelector.parse("(foo && bar) || baz"),
        equals(BooleanSelector.parse("foo && bar || baz")));
  });
}

void _expectEqualsSelf(String selector) {
  expect(
      BooleanSelector.parse(selector), equals(BooleanSelector.parse(selector)));
}