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/**
* Copyright 2010-2013 Ben Birch
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this software except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
describe("app.ux.singleton", function(){
var Singleton = window.app.ux.Singleton;
describe("creating a singleton", function() {
var X = Singleton.extend({
foo: function() {
return "bar";
}
});
var Y = Singleton.extend({
bar: function() {
return "baz";
}
});
it("should have properties like a normal class", function() {
var a = X.instance();
expect( a instanceof X ).toBe( true );
expect( a.foo() ).toBe( "bar" );
});
it("should return single instance each time instance() is called", function() {
var a = X.instance();
var b = X.instance();
expect( a ).toBe( b );
});
it("should not share instances with different singletons", function() {
var a = X.instance();
var c = Y.instance();
expect( a ).not.toBe( c );
});
});
});
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