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Viewing changes to backend/stats/static/js/yui/tests/datasource/tests/datasource-cache-tests.js

  • Committer: Evan Dandrea
  • Date: 2012-05-09 05:53:45 UTC
  • Revision ID: evan.dandrea@canonical.com-20120509055345-z2j41tmcbf4as5uf
The backend now lives in lp:daisy and the website (errors.ubuntu.com) now lives in lp:errors.

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backend/stats/static/js/yui/tests/datasource/tests/datasource-cache-tests.js
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YUI.add('datasource-cache-tests', function(Y) {
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var Assert = Y.Assert,
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    suite = new Y.Test.Suite("Plugin.DataSourceCache Test Suite");
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suite.add(new Y.Test.Case({
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    name: "DataSource Caching Tests",
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    setUp: function () {
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        this.ds = new Y.DataSource.Local({ source: ["a","b","c","d"] });
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    },
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    testCacheDefaultMax: function() {
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        this.ds.plug(Y.Plugin.DataSourceCache);
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        Assert.isInstanceOf(Y.Cache, this.ds.cache, "Expected Cache instance.");
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        Assert.areSame(0, this.ds.cache.get("max"), "Expected 0 max in Cache.");
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    },
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    testCacheInitMax: function() {
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        this.ds.plug(Y.Plugin.DataSourceCache, { max: 3 });
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        Assert.isInstanceOf(Y.Cache, this.ds.cache, "Expected Cache instance.");
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        Assert.areSame(3, this.ds.cache.get("max"), "Expected 3 max in Cache.");
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    },
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    testCacheSetMax: function() {
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        this.ds.plug(Y.Plugin.DataSourceCache);
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        this.ds.cache.set("max", 5);
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        Assert.isInstanceOf(Y.Cache, this.ds.cache, "Expected Cache instance.");
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        Assert.areSame(5, this.ds.cache.get("max"), "Expected 5 max in Cache.");
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    },
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    testLocalCache: function() {
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        var cached;
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        this.ds.plug(Y.Plugin.DataSourceCache, { max: 3 });
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        this.ds.sendRequest({ request: "a" });
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        this.ds.sendRequest({
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            request: "a",
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            callback: {
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                success: function (e) {
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                    cached = e.cached;
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                }
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            }
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        });
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        Assert.isInstanceOf(Date, cached);
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    },
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    testLocalCacheUnplug: function() {
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        var cached;
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        this.ds.plug(Y.Plugin.DataSourceCache, { max: 3 });
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        this.ds.sendRequest({ request: "a" });
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        this.ds.sendRequest({
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            request: "a",
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            callback: {
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                success: function (e) {
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                    cached = e.cached;
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                }
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            }
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        });
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        Assert.isInstanceOf(Date, cached);
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        this.ds.unplug(Y.Plugin.DataSourceCache);
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        Assert.isUndefined(this.ds.cache);
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        this.ds.sendRequest({
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            request: "a",
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            callback: {
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                success: function (e) {
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                    cached = e.cached;
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                }
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            }
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        });
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        Assert.isUndefined(cached);
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    },
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    "cache retrieval should not overwrite callback": function () {
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        var response, callbackA, callbackB;
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        this.ds.plug(Y.Plugin.DataSourceCache, { max: 3 });
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        this.ds.sendRequest({
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            request: "a", 
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            callback: {
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                success: function (e) {
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                    response = e.response;
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                    callbackA = true;
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                    Assert.isUndefined(e.cached);
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                }
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            }
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        });
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        this.ds.sendRequest({
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            request: "a",
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            callback: {
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                success: function (e) {
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                    Assert.areSame(response, e.response);
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                    Assert.isInstanceOf(Date, e.cached);
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                    callbackB = true;
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                }
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            }
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        });
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        Assert.isTrue(callbackA);
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        Assert.isTrue(callbackB);
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    }
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}));
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Y.Test.Runner.add(suite);
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}, '@VERSION@' ,{requires:['datasource-cache', 'test']});