it('should return a resolved Deferred with `syncModeEnabled` switch on if given a non-promise value', function () {
var value = {};
var promise = Deferred.when(value);
expect(Deferred.isPromise(promise)).toBe(true);
var resolvedValue = null;
promise.then(function (x) { resolvedValue = x; });
expect(resolvedValue).toBe(value);
});
describe('`Deferred.isPromise` method', function() {
var def = new Deferred();
Deferred.isPromise(def);
it('def should be a promise object', function() {
expect(Deferred.isPromise(def)).toBeTruthy();
expect(Deferred.isPromise({})).toBeFalsy();
});
});
.then(function(data) {
function processError (ex) {
var error = {
success: false,
name: '$prepare',
options: {},
error: ex
};
throw error;
}
me.fill(adaptData(data));
var preparing = me.prepare();
if (Deferred.isPromise(preparing)) {
return preparing.fail(processError);
}
else {
return preparing;
}
});
/**
* 销毁控件上关联的Action
*
* @param {ActionPanel} panel 控件实例
* @inner
*/
function disposeAction(panel) {
var Deferred = require('er/Deferred');
var action = panel.action;
if (!action) {
return;
}
// Action正在加载，正确的`renderChildAction`得到的加载器有`abort`方法
if (Deferred.isPromise(action)
&& typeof action.abort === 'function'
) {
action.abort();
}
// 已经加载完的Action，但并不一定会有`leave`方法
else if (typeof action.leave === 'function') {
action.leave();
}
panel.action = null;
}
it('def should be a promise object', function() {
expect(Deferred.isPromise(def)).toBeTruthy();
expect(Deferred.isPromise({})).toBeFalsy();
});
function() {
expect(Deferred.isPromise(def)).toBeTruthy();
});
it('should return a promise object', function() {
expect(Deferred.isPromise(Deferred.all())).toBeTruthy();
});
it('should return a Promise when calling `load` method', function () {
var model = new Model();
var value = model.load();
expect(Deferred.isPromise(value)).toBe(true);
});