mirror of
https://bitbucket.org/wisemapping/wisemapping-frontend.git
synced 2024-09-21 19:50:07 +02:00
84 lines
2.9 KiB
TypeScript
84 lines
2.9 KiB
TypeScript
/*
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* Copyright [2021] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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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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*
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* http://www.wisemapping.org/license
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*
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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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import { Blob } from 'blob-polyfill';
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import path from 'path';
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import fs from 'fs';
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import { diff } from 'jest-diff';
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import { expect } from '@jest/globals';
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import Exporter from '../../../src/components/export/Exporter';
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const saveOutputRecord = true;
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export const setupBlob = () => {
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// Workaround for partial implementations on Jest:
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// 1) Blob is not supported by jest (https://stackoverflow.com/questions/69135061/jest-test-creates-empty-blob-object
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globalThis.Blob = Blob;
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// 2) URL partially supported ...
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if (typeof window.URL.createObjectURL === 'undefined') {
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Object.defineProperty(window.URL, 'createObjectURL', { value: (param: Blob) => param.text() });
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}
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};
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export const parseXMLString = (xmlStr: string, mimeType: DOMParserSupportedType) => {
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const parser = new DOMParser();
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const xmlDoc = parser.parseFromString(xmlStr, mimeType);
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// Is there any parsing error ?.
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if (xmlDoc.getElementsByTagName('parsererror').length > 0) {
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const xmmStr = new XMLSerializer().serializeToString(xmlDoc);
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console.log(xmmStr);
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throw new Error(`Unexpected error parsing: ${xmlStr}. Error: ${xmmStr}`);
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}
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return xmlDoc;
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};
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export const parseXMLFile = (
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filePath: fs.PathOrFileDescriptor,
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mimeType: DOMParserSupportedType,
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) => {
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const stream = fs.readFileSync(filePath, { encoding: 'utf-8' });
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let content = stream.toString();
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// Hack for SVG exported from the browser ...
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if (mimeType === 'image/svg+xml') {
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content = content.replace('<svg ', '<svg xmlns:xlink="http://www.w3.org/1999/xlink" ');
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}
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return parseXMLString(content, mimeType);
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};
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export const exporterAssert = async (testName: string, exporter: Exporter) => {
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const actualStr = await exporter.export();
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// Compared with expected ...
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const expectedPath = path.resolve(__dirname, `./expected/${testName}.${exporter.extension()}`);
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if (saveOutputRecord) {
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fs.writeFileSync(expectedPath, actualStr);
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}
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// compare with expected ...
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const expectedStr = fs.readFileSync(expectedPath).toString();
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if (actualStr !== expectedStr) {
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const diffResult = diff(actualStr, expectedStr);
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console.log(diffResult);
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expect(actualStr).toEqual(expectedStr);
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}
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};
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