js调用Cmd.exe

import “mocha”;
import { expect } from “chai”;

import csv from “fast-csv”;
import { execFile } from “child_process”;
import iconv from “iconv-lite”;
import ParseCode from “../src/Index”;

export function ReadCsv(len = 10) {
const path = “./test/temp/json_arr.csv”;
const arr: string[] = [];

return new Promise(resolve => {
csv
.fromPath(path, { headers: false })
.on(“data”, data => {
const code = data[0];
if (code == null || arr.length >= len) return;
if (code.indexOf(“[“) !== 0) return;
arr.push(code);
})
.on(“end”, function() {
console.log(“done”);
resolve(arr);
});
});
}

export function GetTestResult(code: string, dep = “PEK”) {
const result = ParseCode(code, dep);
return TestClean(result);
}

export function GetResult(code: string) {
const path = “./test/net_app/IataParseConsole.exe”;
const params = [code, “PEK”, “utf8”];

return new Promise((resolve, reject) => {
execFile(path, params, { encoding: “buffer” }, (error, stdout, stderr) => {
if (error) {
reject(error);
return;
}
const json = iconv.decode(stdout, “utf8”);
let result = JSON.parse(json);
result = TestClean(result);
resolve(result);
});
});
}

export function TestClean(obj: object) {
for (var propName in obj) {
if (obj[propName] === null || obj[propName] === undefined) {
delete obj[propName];
}
}
return JSON.parse(JSON.stringify(obj));
}

export function TestCode(code) {
it(code, async () => {
let result2;

try {<br />      result2 = await GetResult(code);<br />    } catch (err) {<br />      debugger;<br />      console.error(err);<br />      return;<br />    }
const result1 = GetTestResult(code);<br />    expect(result2).to.deep.equal(result1);<br />  });<br />}