Files
xml-streamer/test/basic.spec.ts
2019-05-31 11:27:48 +03:00

147 lines
3.8 KiB
TypeScript

import fs from "fs";
import "mocha";
import should from "should";
import stream from "stream";
import zlib from "zlib";
import { XmlParser } from "../src/parser";
describe("Basic behavior", () => {
it("should properly parse a simple file.", (done) => {
const xmlStream = fs.createReadStream("./test/TestFiles/item.xml");
const parser = new XmlParser({ resourcePath: "/items/item" });
const expectedData = [
{
$: { id: "1", test: "hello" },
subitem:
[{ $: { sub: "TESTING SUB" }, _: "one" },
{ $: { sub: "2" }, _: "two" }]
},
{
$: { id: "2" },
subitem: [{ _: "three" }, { _: "four" }, { _: "five" }]
}];
const actualData: string[] = [];
let dataEventCount = 0;
parser.on("data", (data) => {
actualData.push(data);
dataEventCount++;
});
parser.on("error", (err) => {
should(err).not.be.ok();
done(err);
});
parser.on("end", () => {
// console.log('actualData=', actualData)
// console.log('dataEventCount=', dataEventCount)
should(actualData).deepEqual(expectedData);
should(dataEventCount).equal(2);
done();
});
xmlStream.pipe(parser);
});
it("should properly parse a medium size file.", (done) => {
const xmlStream = fs.createReadStream("./test/TestFiles/medium.xml");
const parser = new XmlParser({ resourcePath: "/items/item" });
let dataEventCount = 0;
parser.on("data", (data) => {
dataEventCount++;
});
parser.on("error", (err) => {
done(err);
});
parser.on("end", () => {
// console.log('dataEventCount=', dataEventCount)
should(dataEventCount).equal(10);
done();
});
xmlStream.pipe(parser);
});
it("should properly parse a file containing many nodes.", (done) => {
const xmlStream = fs.createReadStream("./test/TestFiles/manyItems.xml");
const parser = new XmlParser({ resourcePath: "/items/item" });
let dataEventCount = 0;
parser.on("data", (data) => {
dataEventCount++;
});
parser.on("error", (err) => {
done(err);
});
parser.on("end", () => {
// console.log('dataEventCount=', dataEventCount)
should(dataEventCount).equal(296);
done();
});
xmlStream.pipe(parser);
});
it("should properly parse a xml simple file in which nodes contain text values randomly.", (done) => {
const xmlStream = fs.createReadStream("./test/TestFiles/randomText.xml");
const parser = new XmlParser({ resourcePath: "/items/item" });
const expectedData = [{
$: { id: "1", test: "hello" }, _: " item one two",
subitem: [{ $: { sub: "TESTING SUB" }, _: "one" },
{ $: { sub: "2" }, _: "two" }]
},
{
$: { id: "2" }, _: " item one two three four",
subitem: [{ _: "three" }, { _: "four" }, { _: "five" }]
}
];
const actualData: string[] = [];
let dataEventCount = 0;
parser.on("data", (data) => {
actualData.push(data);
dataEventCount++;
});
parser.on("error", (err) => {
done(err);
});
parser.on("end", () => {
// console.log('actualData=', JSON.stringify(actualData, null, 1))
// console.log('dataEventCount=', dataEventCount)
should(actualData).deepEqual(expectedData);
should(dataEventCount).equal(2);
done();
});
xmlStream.pipe(parser);
});
it("should properly parse a huge file.", (done) => {
const xmlStream = fs.createReadStream("./test/TestFiles/hugeFile.xml");
const parser = new XmlParser({ resourcePath: "/items/item" });
// console.log(parser)
let dataEventCount = 0;
parser.on("data", (data) => {
dataEventCount++;
});
parser.on("error", (err) => {
done(err);
});
parser.on("end", () => {
// console.log('dataEventCount=', dataEventCount)
should(dataEventCount).equal(2072);
done();
});
xmlStream.pipe(parser);
});
});