137 lines
3.4 KiB
TypeScript
137 lines
3.4 KiB
TypeScript
import fs from "fs";
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import "mocha";
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import should from "should";
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import stream from "stream";
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import zlib from "zlib";
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import { XmlParser } from "../src/parser";
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describe("emitOnNodeName", () => {
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it("should properly emit events on node names.", (done) => {
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const xmlStream = fs.createReadStream("./test/TestFiles/item.xml");
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const parser = new XmlParser({ resourcePath: "/items/item", emitOnNodeName: true });
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const expectedData = [
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{
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$: { id: "1", test: "hello" },
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subitem:
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[{ $: { sub: "TESTING SUB" }, _: "one" },
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{ $: { sub: "2" }, _: "two" }]
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},
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{
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$: { id: "2" },
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subitem: [{ _: "three" }, { _: "four" }, { _: "five" }]
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}];
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const actualData: string[] = [];
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const itemData : string[] = [];
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let dataEventCount = 0;
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let itemCount = 0;
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parser.on("data", (data) => {
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actualData.push(data);
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dataEventCount++;
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});
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parser.on("item", (item) => {
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itemData.push(item);
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itemCount++;
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});
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parser.on("error", (err) => {
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done(err);
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});
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parser.on("end", () => {
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// console.log('actualData=', actualData)
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// console.log('dataEventCount=', dataEventCount)
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should(actualData).deepEqual(expectedData);
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should(dataEventCount).equal(2);
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should(itemData).deepEqual(expectedData);
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should(itemCount).equal(2);
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done();
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});
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xmlStream.pipe(parser);
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});
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it("should properly emit events on node names while parsing a medium size file.", (done) => {
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const xmlStream = fs.createReadStream("./test/TestFiles/medium.xml");
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const parser = new XmlParser({ resourcePath: "/items/item", emitOnNodeName: true });
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let dataEventCount = 0;
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let itemCount = 0;
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parser.on("data", (data) => {
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dataEventCount++;
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});
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parser.on("item", (data) => {
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itemCount++;
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});
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parser.on("error", (err) => {
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done(err);
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});
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parser.on("end", () => {
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// console.log('dataEventCount=', dataEventCount)
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should(dataEventCount).equal(10);
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should(itemCount).equal(10);
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done();
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});
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xmlStream.pipe(parser);
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});
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it("should properly parse a file containing many nodes.", (done) => {
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const xmlStream = fs.createReadStream("./test/TestFiles/manyItems.xml");
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const parser = new XmlParser({ resourcePath: "/items/item", emitOnNodeName: true });
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let dataEventCount = 0;
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let itemCount = 0;
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parser.on("data", (data) => {
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dataEventCount++;
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});
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parser.on("item", (data) => {
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itemCount++;
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});
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parser.on("error", (err) => {
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done(err);
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});
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parser.on("end", () => {
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// console.log('dataEventCount=', dataEventCount)
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should(dataEventCount).equal(296);
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should(itemCount).equal(296);
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done();
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});
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xmlStream.pipe(parser);
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});
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it("should properly parse a huge file.", (done) => {
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const xmlStream = fs.createReadStream("./test/TestFiles/hugeFile.xml");
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const parser = new XmlParser({ resourcePath: "/items/item", emitOnNodeName: true });
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let dataEventCount = 0;
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let itemCount = 0;
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parser.on("data", (data) => {
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dataEventCount++;
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});
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parser.on("item", (item) => {
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itemCount++;
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});
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parser.on("error", (err) => {
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done(err);
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});
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parser.on("end", () => {
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// console.log('dataEventCount=', dataEventCount)
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should(dataEventCount).equal(2072);
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should(itemCount).equal(2072);
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done();
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});
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xmlStream.pipe(parser);
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});
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});
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