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/* global Smail */
define(['mail_view/ui/recipients/recipients_iterator'], function (RecipientsIterator) {
'use strict';
function createRecipient() {
return jasmine.createSpyObj('recipient', ['select', 'unselect', 'destroy']);
}
var recipientsIterator,
exitInput;
function createIterator(elements) {
return recipientsIterator = new RecipientsIterator({ elements: elements, exitInput: exitInput });
}
function resetMock(m) {
m.destroy.reset();m.select.reset();m.unselect.reset();
}
beforeEach(function () {
exitInput = $('<input>');
});
describe('moving left', function () {
it('unselects the current element and selects the element in the left if there is one', function () {
var elements = _.times(2, createRecipient);
recipientsIterator = createIterator(elements);
recipientsIterator.moveLeft();
expect(elements[0].select).toHaveBeenCalled();
expect(elements[1].unselect).toHaveBeenCalled();
});
it('doesnt do anything if there are no elements in the left', function () {
var elements = _.times(2, createRecipient);
recipientsIterator = createIterator(elements);
recipientsIterator.moveLeft();
_.each(elements, resetMock);
recipientsIterator.moveLeft();
expect(elements[0].select).not.toHaveBeenCalled();
expect(elements[0].unselect).not.toHaveBeenCalled();
expect(elements[1].select).not.toHaveBeenCalled();
expect(elements[1].unselect).not.toHaveBeenCalled();
});
});
describe('moving right', function () {
it('unselects the current element and selects the one in the right if there is one', function () {
var elements = _.times(2, createRecipient);
recipientsIterator = createIterator(elements);
recipientsIterator.moveLeft();
_.each(elements, resetMock);
recipientsIterator.moveRight();
expect(elements[0].unselect).toHaveBeenCalled();
expect(elements[1].select).toHaveBeenCalled();
});
it('unselects current element and focus on exit input if there are no elements on the right', function () {
var elements = _.times(2, createRecipient);
spyOn(exitInput, 'focus');
recipientsIterator = createIterator(elements);
recipientsIterator.moveRight();
expect(elements[1].unselect).toHaveBeenCalled();
expect(exitInput.focus).toHaveBeenCalled();
});
});
describe('delete current', function () {
it('selects what is left in the right after deleting the current element', function () {
var elements = _.times(2, createRecipient);
var toBeDeleted = elements[0];
recipientsIterator = createIterator(elements);
recipientsIterator.moveLeft();
recipientsIterator.deleteCurrent();
expect(toBeDeleted.destroy).toHaveBeenCalled();
expect(elements[0].select).toHaveBeenCalled();
});
it('focus on the input if there are no more elements', function () {
recipientsIterator = createIterator([createRecipient()]);
spyOn(exitInput, 'focus');
recipientsIterator.deleteCurrent();
expect(exitInput.focus).toHaveBeenCalled();
});
});
});
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