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// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
'use strict';
base.require('base.iteration_helpers');
base.unittest.testSuite('base.iteration_helpers', function() {
var comparePossiblyUndefinedValues = base.comparePossiblyUndefinedValues;
var compareArrays = base.compareArrays;
test('comparePossiblyUndefinedValues', function() {
function cmp(x, y) {
assertNotUndefined(x);
assertNotUndefined(y);
return x - y;
}
assertTrue(comparePossiblyUndefinedValues(0, 1, cmp) < 0);
assertTrue(comparePossiblyUndefinedValues(1, 0, cmp) > 0);
assertTrue(comparePossiblyUndefinedValues(1, 1, cmp) == 0);
assertTrue(comparePossiblyUndefinedValues(0, undefined, cmp) < 0);
assertTrue(comparePossiblyUndefinedValues(undefined, 0, cmp) > 0);
assertTrue(comparePossiblyUndefinedValues(undefined, undefined, cmp) == 0);
});
test('compareArrays', function() {
function cmp(x, y) {
assertNotUndefined(x);
assertNotUndefined(y);
return x - y;
}
assertTrue(compareArrays([1], [2], cmp) < 0);
assertTrue(compareArrays([2], [1], cmp) > 0);
assertTrue(compareArrays([1], [1, 2], cmp) < 0);
assertTrue(compareArrays([1, 2], [1], cmp) > 0);
assertTrue(compareArrays([], [1], cmp) < 0);
assertTrue(compareArrays([1], [], cmp) > 0);
assertTrue(compareArrays([2], [1], cmp) > 0);
assertTrue(compareArrays([], [], cmp) == 0);
assertTrue(compareArrays([1], [1], cmp) == 0);
});
});
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