forked from reactjs/react-docgen
/
isReactCreateElementCall-test.js
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isReactCreateElementCall-test.js
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/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
*/
import { parse } from '../../../tests/utils';
import isReactCreateElementCall from '../isReactCreateElementCall';
describe('isReactCreateElementCall', () => {
function parsePath(src) {
const root = parse(src);
return root.get('body', root.node.body.length - 1, 'expression');
}
describe('built in React.createElement', () => {
it('accepts createElement called on React', () => {
const def = parsePath(`
var React = require("React");
React.createElement({
render() {}
});
`);
expect(isReactCreateElementCall(def)).toBe(true);
});
it('accepts createElement called on aliased React', () => {
const def = parsePath(`
var other = require("React");
other.createElement({
render() {}
});
`);
expect(isReactCreateElementCall(def)).toBe(true);
});
it('ignores other React calls', () => {
const def = parsePath(`
var React = require("React");
React.isValidElement({});
`);
expect(isReactCreateElementCall(def)).toBe(false);
});
it('ignores non React calls to createElement', () => {
const def = parsePath(`
var React = require("bob");
React.createElement({
render() {}
});
`);
expect(isReactCreateElementCall(def)).toBe(false);
});
it('accepts createElement called on destructed value', () => {
const def = parsePath(`
var { createElement } = require("react");
createElement({});
`);
expect(isReactCreateElementCall(def)).toBe(true);
});
it('accepts createElement called on destructed aliased value', () => {
const def = parsePath(`
var { createElement: foo } = require("react");
foo({});
`);
expect(isReactCreateElementCall(def)).toBe(true);
});
it('accepts createElement called on imported value', () => {
const def = parsePath(`
import { createElement } from "react";
createElement({});
`);
expect(isReactCreateElementCall(def)).toBe(true);
});
it('accepts createElement called on imported aliased value', () => {
const def = parsePath(`
import { createElement as foo } from "react";
foo({});
`);
expect(isReactCreateElementCall(def)).toBe(true);
});
});
});