55 lines
1.7 KiB
TypeScript
55 lines
1.7 KiB
TypeScript
/*
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Copyright 2022 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/// <reference types="cypress" />
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import { SnapshotOptions as PercySnapshotOptions } from "@percy/core";
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declare global {
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// eslint-disable-next-line @typescript-eslint/no-namespace
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namespace Cypress {
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interface SnapshotOptions extends PercySnapshotOptions {
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domTransformation?: (documentClone: Document) => void;
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}
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interface Chainable {
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percySnapshotElement(name?: string, options?: SnapshotOptions);
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}
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interface Chainable {
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/**
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* Takes a Percy snapshot of a given element
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*/
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percySnapshotElement(name: string, options: SnapshotOptions): Chainable<void>;
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}
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}
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}
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Cypress.Commands.add("percySnapshotElement", { prevSubject: "element" }, (subject, name, options) => {
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cy.percySnapshot(name, {
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domTransformation: (documentClone) => scope(documentClone, subject.selector),
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...options,
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});
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});
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function scope(documentClone: Document, selector: string): Document {
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const element = documentClone.querySelector(selector);
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documentClone.querySelector("body").innerHTML = element.outerHTML;
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return documentClone;
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}
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export {};
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