116 lines
3.9 KiB
JavaScript
116 lines
3.9 KiB
JavaScript
import $ from 'jquery';
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import autosize from 'autosize';
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import GLForm from '~/gl_form';
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import '~/lib/utils/text_utility';
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import '~/lib/utils/common_utils';
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describe('GLForm', () => {
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const testContext = {};
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describe('when instantiated', () => {
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beforeEach(done => {
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testContext.form = $('<form class="gfm-form"><textarea class="js-gfm-input"></form>');
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testContext.textarea = testContext.form.find('textarea');
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jest.spyOn($.prototype, 'off').mockReturnValue(testContext.textarea);
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jest.spyOn($.prototype, 'on').mockReturnValue(testContext.textarea);
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jest.spyOn($.prototype, 'css').mockImplementation(() => {});
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testContext.glForm = new GLForm(testContext.form, false);
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setImmediate(() => {
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$.prototype.off.mockClear();
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$.prototype.on.mockClear();
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$.prototype.css.mockClear();
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done();
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});
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});
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describe('setupAutosize', () => {
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beforeEach(done => {
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testContext.glForm.setupAutosize();
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setImmediate(() => {
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done();
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});
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});
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it('should register an autosize event handler on the textarea', () => {
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expect($.prototype.off).toHaveBeenCalledWith('autosize:resized');
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expect($.prototype.on).toHaveBeenCalledWith('autosize:resized', expect.any(Function));
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});
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it('should register a mouseup event handler on the textarea', () => {
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expect($.prototype.off).toHaveBeenCalledWith('mouseup.autosize');
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expect($.prototype.on).toHaveBeenCalledWith('mouseup.autosize', expect.any(Function));
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});
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it('should set the resize css property to vertical', () => {
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jest.runOnlyPendingTimers();
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expect($.prototype.css).toHaveBeenCalledWith('resize', 'vertical');
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});
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});
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describe('setHeightData', () => {
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beforeEach(() => {
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jest.spyOn($.prototype, 'data').mockImplementation(() => {});
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jest.spyOn($.prototype, 'outerHeight').mockReturnValue(200);
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testContext.glForm.setHeightData();
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});
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it('should set the height data attribute', () => {
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expect($.prototype.data).toHaveBeenCalledWith('height', 200);
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});
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it('should call outerHeight', () => {
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expect($.prototype.outerHeight).toHaveBeenCalled();
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});
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});
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describe('destroyAutosize', () => {
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describe('when called', () => {
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beforeEach(() => {
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jest.spyOn($.prototype, 'data').mockImplementation(() => {});
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jest.spyOn($.prototype, 'outerHeight').mockReturnValue(200);
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window.outerHeight = () => 400;
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jest.spyOn(autosize, 'destroy').mockImplementation(() => {});
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testContext.glForm.destroyAutosize();
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});
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it('should call outerHeight', () => {
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expect($.prototype.outerHeight).toHaveBeenCalled();
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});
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it('should get data-height attribute', () => {
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expect($.prototype.data).toHaveBeenCalledWith('height');
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});
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it('should call autosize destroy', () => {
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expect(autosize.destroy).toHaveBeenCalledWith(testContext.textarea);
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});
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it('should set the data-height attribute', () => {
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expect($.prototype.data).toHaveBeenCalledWith('height', 200);
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});
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it('should set the outerHeight', () => {
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expect($.prototype.outerHeight).toHaveBeenCalledWith(200);
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});
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it('should set the css', () => {
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expect($.prototype.css).toHaveBeenCalledWith('max-height', window.outerHeight);
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});
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});
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it('should return undefined if the data-height equals the outerHeight', () => {
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jest.spyOn($.prototype, 'outerHeight').mockReturnValue(200);
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jest.spyOn($.prototype, 'data').mockReturnValue(200);
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jest.spyOn(autosize, 'destroy').mockImplementation(() => {});
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expect(testContext.glForm.destroyAutosize()).toBeUndefined();
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expect(autosize.destroy).not.toHaveBeenCalled();
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});
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});
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});
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});
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