wisemapping-frontend/packages/mindplot/test/unit/import/Helper.ts

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/* eslint-disable import/no-extraneous-dependencies */
/* eslint-disable import/prefer-default-export */
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import fs from 'fs';
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import path from 'path';
import { expect } from '@jest/globals';
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import { diff } from 'jest-diff';
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import Importer from '../../../src/components/import/Importer';
import XMLSerializerFactory from '../../../src/components/persistence/XMLSerializerFactory';
export const parseXMLString = (xmlStr: string, mimeType: DOMParserSupportedType) => {
const parser = new DOMParser();
const xmlDoc = parser.parseFromString(xmlStr, mimeType);
// Is there any parsing error ?.
/*
if (xmlDoc.getElementsByTagName('parsererror').length > 0) {
const xmmStr = new XMLSerializer().serializeToString(xmlDoc);
console.log(xmmStr);
throw new Error(`Unexpected error parsing: ${xmlStr}. Error: ${xmmStr}`);
}
*/
return xmlDoc;
};
export const parseXMLFile = (filePath: fs.PathOrFileDescriptor, mimeType: DOMParserSupportedType) => {
const stream = fs.readFileSync(filePath, { encoding: 'utf-8' });
let content = stream.toString();
// Hack for SVG exported from the browser ...
if (mimeType === 'image/svg+xml') {
content = content.replace('<svg ', '<svg xmlns:xlink="http://www.w3.org/1999/xlink" ');
}
return parseXMLString(content, mimeType);
};
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export const exporterAssert = async (testName: string, importer: Importer) => {
const actualMindmap = await importer.import(testName, '');
// Load mindmap DOM..
const mindmapPath = path.resolve(__dirname, `./expected/${testName}.wxml`);
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const mindmapDocument = parseXMLFile(mindmapPath, 'text/xml');
const serializer = XMLSerializerFactory.createInstanceFromDocument(mindmapDocument);
const mindmapExpect = serializer.loadFromDom(mindmapDocument, testName);
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// Compare with expected...
if (actualMindmap !== mindmapExpect) {
const diffResult = diff(actualMindmap, mindmapExpect);
console.log(diffResult);
expect(actualMindmap.toString()).toEqual(mindmapExpect.toString());
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}
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};