source-map-object.test.js

'use strict';
const { existsSync } = require('fs');
const { resolve } = require('path');
const { run, readdir } = require('../../../utils/test-utils');

describe('source-map object', () => {
    it('should not write a source map for obj config', async () => {
        const { exitCode, stderr, stdout } = await run(__dirname, ['-c', './webpack.eval.config.js']);

        expect(exitCode).toBe(0);
        expect(stderr).toBeFalsy();
        expect(stdout).toContain("devtool: 'eval-cheap-module-source-map'");

        let files;

        try {
            files = await readdir(resolve(__dirname, 'dist'));
        } catch (error) {
            expect(error).toBe(null);
        }

        expect(files.length).toBeGreaterThanOrEqual(1);
    });

    it('should write a sourcemap file', async () => {
        const { exitCode, stderr, stdout } = await run(__dirname, ['-c', './webpack.source.config.js'], false);

        expect(exitCode).toBe(0);
        expect(stderr).toBeFalsy();
        expect(stdout).toContain("devtool: 'source-map'");
        expect(existsSync(resolve(__dirname, 'dist/dist-amd.js.map'))).toBeTruthy();
    });

    it('should override config with source-map', async () => {
        const { exitCode, stderr, stdout } = await run(
            __dirname,
            ['-c', './webpack.eval.config.js', '--devtool', 'source-map', '-o', './binary'],
            false,
        );

        expect(exitCode).toBe(0);
        expect(stderr).toBeFalsy();
        expect(stdout).toContain("devtool: 'source-map'");
        expect(existsSync(resolve(__dirname, 'binary/dist-amd.js.map'))).toBeTruthy();
    });

    it('should override config with devtool false', async () => {
        const { exitCode, stderr, stdout } = await run(
            __dirname,
            ['-c', './webpack.eval.config.js', '--no-devtool', '-o', './binary'],
            false,
        );

        expect(exitCode).toBe(0);
        expect(stderr).toBeFalsy();
        expect(stdout).toContain('devtool: false');
        expect(existsSync(resolve(__dirname, 'binary/dist-amd.js.map'))).toBeTruthy();
    });
});