test_hash.html

<script type = "text/javascript" src = "jsunit/app/jsUnitCore.js"></script>
<!-- BEGIN SCRIPT TAGS -->
<script src = "../../gameclay/editor/js/hash.js"></script>
<!-- END SCRIPT TAGS -->
<script>
var hash;

function setUp() {
    hash = new Hash({ 'key1': 'Foo', 'key2': 'Bar' });
};

function tearDown() {
    hash = null;
};

function test_get() {
    assertEquals('Foo', hash.get('key1'));
    assertEquals(undefined, hash.get('key3'));
};

function test_contains() {
    assertTrue(hash.contains('key1'));
    assertFalse(hash.contains('key3'));
};

function test_length() {
    assertEquals(2, hash.length);
};

function test_put() {
    assertEquals('Baz', hash.put('key3', 'Baz'));
    assertEquals('Baz', hash.get('key3'));
    assertEquals(3, hash.length);
};

function test_replace() {
    hash.put('key1', 'Baz');
    assertEquals('Baz', hash.get('key1'));
    assertEquals(2, hash.length);
};

function test_remove() {
    assertEquals(undefined, hash.remove('key2').get('key2'));
    assertEquals(1, hash.length);
};

function test_ensure_old() {
    assertEquals('Bar', hash.ensure('key2', 'Baz'));
    assertEquals('Bar', hash.get('key2'));
    assertEquals(2, hash.length);
};

function test_ensure_new() {
    assertEquals('Baz', hash.ensure('key3', 'Baz'));
    assertEquals('Baz', hash.get('key3'));
    assertEquals(3, hash.length);
};

function test_pop() {
    assertEquals('Bar', hash.pop('key2'));
    assertEquals(1, hash.length);
    assertFalse(hash.contains('key2'));
};

function test_update() {
    assertEquals('Baz', hash.update({ key3: 'Baz', key4: 'Quux' }).get('key3'));
    assertEquals('Quux', hash.get('key4'));
    assertEquals(4, hash.length);
};

function test_empty() {
    assertFalse(hash.empty().contains('key1'));
    assertEquals(0, hash.length);
};

function test_keys() {
    var keys = hash.keys().sort();
    assertEquals(2, keys.length);
    assertEquals('key1', keys[0]);
    assertEquals('key2', keys[1]);
};

function test_values() {
    var values = hash.values().sort();
    assertEquals(2, values.length);
    assertEquals('Bar', values[0]);
    assertEquals('Foo', values[1]);
};

function test_items() {
    var props = {}, items = hash.items();
    for(var i = 0, len = items.length; i < len; ++i) {
        props[items[i][0]] = items[i][1];
    }
    assertEquals('Foo', props.key1);
    assertEquals('Bar', props.key2);
};

function test_method_names() {
    assertEquals('update', hash.put('get', 'update'));
    assertEquals('update', hash.get('get'));
    assertEquals(3, hash.length);

    assertEquals('property', hash.put('length', 'property'));
    assertEquals('property', hash.get('length'));
    assertEquals(4, hash.length);
};
</script>