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use-recurly.test.jsx
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use-recurly.test.jsx
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import React from 'react';
import { render, screen } from '@testing-library/react';
import { suppressConsoleErrors, withRecurlyProvider } from './support/helpers';
import { Elements, useRecurly } from '../lib';
import { RecurlyElementsContext } from '../lib/elements';
describe('useRecurly', function () {
describe('when not a descendant of <Elements />', function () {
const message = /you are trying to use Recurly outside of an Elements context/;
suppressConsoleErrors();
it('throws an error', function () {
expect(() => render(<TestComponent />)).toThrow(message);
expect(() => render(withRecurlyProvider(<TestComponent />))).toThrow(message);
});
function TestComponent () {
const recurly = useRecurly();
return '';
}
});
describe('when a descendant of <Elements />', function () {
const fixture = TestComponent => () => {
return render(withRecurlyProvider(
<Elements>
<TestComponent />
</Elements>
));
};
it('returns a Recurly instance', function () {
const TestComponent = () => {
const recurly = useRecurly();
expect(recurly.token).toBeInstanceOf(Function);
expect(recurly.config.publicKey).toBe('test-public-key');
expect(recurly).toBeInstanceOf(window.recurly.Recurly);
return '';
};
expect(fixture(TestComponent)).not.toThrow();
});
describe('recurly.token', function () {
it('tokenizes the parent Elements instance', function () {
const TestComponent = () => {
const recurly = useRecurly();
const elements = React.useContext(RecurlyElementsContext).elements;
const underlyingRecurly = elements.recurly;
jest.spyOn(underlyingRecurly, 'token');
underlyingRecurly.token.mockImplementation(() => {});
expect(elements).toBeInstanceOf(recurly.Elements().constructor);
recurly.token(1, 2 ,3);
expect(underlyingRecurly.token).toHaveBeenCalledWith(elements, 1, 2, 3);
return '';
}
fixture(TestComponent)();
});
});
});
});