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Testing: Add global guard against ZWSP in E2E content retrieval #6710

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Merged
aduth merged 1 commit into from
Jun 1, 2018
Merged

Testing: Add global guard against ZWSP in E2E content retrieval #6710

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13 changes: 13 additions & 0 deletions test/e2e/support/utils.js
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,13 @@ const {
*/
const MOD_KEY = process.platform === 'darwin' ? 'Meta' : 'Control';

/**
* Regular expression matching zero-width space characters.
*
* @type {RegExp}
*/
const REGEXP_ZWSP = /[\u200B\u200C\u200D\uFEFF]/;

function getUrl( WPPath, query = '' ) {
const url = new URL( WP_BASE_URL );

Expand Down Expand Up @@ -78,6 +85,12 @@ export async function getHTMLFromCodeEditor() {
await switchToEditor( 'Code' );
const textEditorContent = await page.$eval( '.editor-post-text-editor', ( element ) => element.value );
await switchToEditor( 'Visual' );

// Globally guard against zero-width characters.
if ( REGEXP_ZWSP.test( textEditorContent ) ) {
throw new Error( 'Unexpected zero-width space character in editor content.' );
}

return textEditorContent;
}

Expand Down