mirror of https://github.com/webpack/webpack.git
64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
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"use strict";
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const path = require("path");
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const child_process = require("child_process");
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const fs = require("fs");
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const rimraf = require("rimraf");
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const cacheDirectory = path.resolve(__dirname, "js/buildDepsCache");
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const outputDirectory = path.resolve(__dirname, "js/buildDeps");
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const inputDirectory = path.resolve(__dirname, "js/buildDepsInput");
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const exec = n => {
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return new Promise((resolve, reject) => {
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const p = child_process.fork(
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path.resolve(__dirname, "fixtures/buildDependencies/run.js"),
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[n],
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{ stdio: ["ignore", "pipe", "inherit", "ipc"] }
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);
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const chunks = [];
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p.stdout.on("data", chunk => chunks.push(chunk));
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p.once("exit", code => {
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const stdout = Buffer.concat(chunks).toString("utf-8");
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if (code === 0) {
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resolve(stdout);
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} else {
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reject(new Error(`Code ${code}: ${stdout}`));
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}
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});
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p.once("error", err => reject(err));
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});
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};
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describe("BuildDependencies", () => {
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beforeEach(done => {
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rimraf(cacheDirectory, done);
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});
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beforeEach(done => {
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rimraf(outputDirectory, done);
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});
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beforeEach(done => {
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fs.mkdir(inputDirectory, { recursive: true }, done);
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});
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it("should capture loader dependencies", async () => {
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fs.writeFileSync(
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path.resolve(inputDirectory, "loader-dependency.js"),
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"module.exports = 1;"
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);
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await exec("1");
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fs.writeFileSync(
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path.resolve(inputDirectory, "loader-dependency.js"),
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"module.exports = 2;"
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);
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await exec("2");
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// eslint-disable-next-line node/no-missing-require
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const first = require("./js/buildDeps/1/main.js");
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// eslint-disable-next-line node/no-missing-require
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const second = require("./js/buildDeps/2/main.js");
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expect(typeof first).toBe("number");
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expect(typeof second).toBe("number");
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expect(first).toBe(1);
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expect(second).toBe(2);
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}, 30000);
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});
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