119 lines
3.1 KiB
Plaintext
119 lines
3.1 KiB
Plaintext
/* eslint-env mocha */
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import assert from 'assert';
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import { getOpeningElement, setParserName, describeIfNotBabylon } from '../helper';
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import elementType from '../../src/elementType';
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describe('elementType tests', () => {
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beforeEach(() => {
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setParserName('babel');
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});
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it('should export a function', () => {
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const expected = 'function';
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const actual = typeof elementType;
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assert.equal(actual, expected);
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});
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it('should throw an error if the argument is missing', () => {
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assert.throws(() => { elementType(); }, Error);
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});
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it('should throw an error if the argument not a JSX node', () => {
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assert.throws(() => { elementType({ a: 'foo' }); }, Error);
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});
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it('should return the correct type of the DOM element given its node object', () => {
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const code = '<div />';
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const node = getOpeningElement(code);
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const expected = 'div';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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it('should return the correct type of the custom element given its node object', () => {
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const code = '<Slider />';
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const node = getOpeningElement(code);
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const expected = 'Slider';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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it('should return the correct type of the custom object element given its node object', () => {
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const code = '<UX.Slider />';
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const node = getOpeningElement(code);
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const expected = 'UX.Slider';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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it('should return the correct type of the namespaced element given its node object', () => {
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const code = '<UX:Slider />';
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const node = getOpeningElement(code);
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const expected = 'UX:Slider';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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it('should return the correct type of the multiple custom object element given its node object', () => {
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const code = '<UX.Slider.Blue.Light />';
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const node = getOpeningElement(code);
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const expected = 'UX.Slider.Blue.Light';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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it('should return this.Component when given its node object', () => {
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const code = '<this.Component />';
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const node = getOpeningElement(code);
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const expected = 'this.Component';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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describeIfNotBabylon('fragments', () => {
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it('should work with fragments', () => {
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const code = '<>foo</>';
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const node = getOpeningElement(code);
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const expected = '<>';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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it('works with nested fragments', () => {
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const code = `
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<Hello
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role="checkbox"
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frag={
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<>
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<div>Hello</div>
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<>
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<div>There</div>
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</>
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</>
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}
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/>
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`;
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const node = getOpeningElement(code);
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const expected = 'Hello';
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const actual = elementType(node);
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assert.equal(actual, expected);
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});
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});
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});
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