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71 lines
2.0 KiB
Plaintext
71 lines
2.0 KiB
Plaintext
import { getSheet } from '../get-sheet';
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describe('getSheet', () => {
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it('regression', () => {
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const target = getSheet();
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expect(target.nodeType).toEqual(3);
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});
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it('custom target', () => {
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const custom = document.createElement('div');
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const sheet = getSheet(custom);
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expect(sheet.nodeType).toEqual(3);
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expect(sheet.parentElement.nodeType).toEqual(1);
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expect(sheet.parentElement.getAttribute('id')).toEqual('_goober');
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});
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it('reuse sheet', () => {
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const custom = document.createElement('div');
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const sheet = getSheet(custom);
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const second = getSheet(custom);
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expect(sheet === second).toBeTruthy();
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});
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it('applies nonce from window.__nonce__', () => {
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const sheet = getSheet();
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const style = sheet.parentElement;
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const prevAttr = style.getAttribute('nonce');
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const hadAttr = style.hasAttribute('nonce');
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const prevNonce = window.__nonce__;
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style.removeAttribute('nonce');
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delete window.__nonce__;
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window.__nonce__ = 'secure-nonce';
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getSheet();
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expect(style.getAttribute('nonce')).toEqual('secure-nonce');
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if (prevAttr != null) style.setAttribute('nonce', prevAttr);
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else if (!hadAttr) style.removeAttribute('nonce');
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if (prevNonce === undefined) delete window.__nonce__;
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else window.__nonce__ = prevNonce;
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});
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it('server side', () => {
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const bkp = global.document;
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delete global.document;
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expect(() => getSheet()).not.toThrow();
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global.document = bkp;
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});
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it('server side with custom collector', () => {
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const bkp = global.document;
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const win = global.window;
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delete global.document;
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delete global.window;
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const collector = { data: '' };
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expect(collector === getSheet(collector)).toBeTruthy();
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global.document = bkp;
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global.window = win;
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});
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});
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