@thoughtspot/visual-embed-sdk/lib/src/utils/global-styles.spec.js

ThoughtSpot Embed SDK

import { getDocumentBody } from '../test/test-utils';
import { addPreviewStylesIfNotPresent } from './global-styles';
describe('addPreviewStylesIfNotPresent', () => {
    afterEach(() => {
        document.body.innerHTML = getDocumentBody();
    });
    it('should not add preview styles if present', () => {
        document.body.innerHTML = '<div id="ts-preview-style">test</div>';
        addPreviewStylesIfNotPresent();
        const styleEl = document.getElementById('ts-preview-style');
        expect(styleEl.innerHTML).toBe('test');
    });
    it('should add preview styles if not present', () => {
        addPreviewStylesIfNotPresent();
        const styleEl = document.getElementById('ts-preview-style');
        expect(styleEl).not.toBeNull();
    });
});
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