/
sourcemaps.test.js
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/
sourcemaps.test.js
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import test from "ava";
import fs from "fs";
import path from "path";
import rimraf from "rimraf";
import webpack from "webpack";
import createTestDirectory from "./helpers/createTestDirectory";
const outputDir = path.join(__dirname, "output/sourcemaps");
const babelLoader = path.join(__dirname, "../lib");
const globalConfig = {
mode: "development",
entry: path.join(__dirname, "fixtures/basic.js"),
module: {
rules: [
{
test: /\.jsx?/,
loader: babelLoader,
exclude: /node_modules/,
},
],
},
};
// Create a separate directory for each test so that the tests
// can run in parallel
test.cb.beforeEach(t => {
createTestDirectory(outputDir, t.title, (err, directory) => {
if (err) return t.end(err);
t.context.directory = directory;
t.end();
});
});
test.cb.afterEach(t => rimraf(t.context.directory, t.end));
test.cb("should output webpack's sourcemap", t => {
const config = Object.assign({}, globalConfig, {
devtool: "source-map",
output: {
path: t.context.directory,
},
module: {
rules: [
{
test: /\.jsx?/,
loader: babelLoader + "?presets[]=@babel/env",
exclude: /node_modules/,
},
],
},
});
webpack(config, (err, stats) => {
t.is(err, null);
t.is(stats.compilation.errors.length, 0);
t.is(stats.compilation.warnings.length, 0);
fs.readdir(t.context.directory, (err, files) => {
t.is(err, null);
const map = files.filter(file => file.indexOf(".map") !== -1);
t.true(map.length > 0);
if (map.length > 0) {
fs.readFile(path.resolve(t.context.directory, map[0]), (err, data) => {
t.is(err, null);
t.not(data.toString().indexOf("webpack:///"), -1);
t.end();
});
}
});
});
});
test.cb("should output webpack's devtoolModuleFilename option", t => {
const config = Object.assign({}, globalConfig, {
devtool: "source-map",
output: {
path: t.context.directory,
devtoolModuleFilenameTemplate: "==[absolute-resource-path]==",
},
module: {
rules: [
{
test: /\.jsx?/,
loader: babelLoader + "?presets[]=@babel/env",
exclude: /node_modules/,
},
],
},
});
webpack(config, (err, stats) => {
t.is(err, null);
t.is(stats.compilation.errors.length, 0);
t.is(stats.compilation.warnings.length, 0);
fs.readdir(t.context.directory, (err, files) => {
t.is(err, null);
const map = files.filter(file => file.indexOf(".map") !== -1);
t.true(map.length > 0);
if (map.length > 0) {
fs.readFile(path.resolve(t.context.directory, map[0]), (err, data) => {
t.is(err, null);
// The full absolute path is included in the sourcemap properly
t.not(data.toString().indexOf(`==${globalConfig.entry}==`), -1);
t.end();
});
}
});
});
});