babel/packages/babel-core/test/resolution.js

56 lines
1.3 KiB
JavaScript

import assert from "assert";
import async from "async";
import * as babel from "../lib/index";
import fs from "fs";
import path from "path";
// Test that plugins & presets are resolved relative to `filename`.
describe("addon resolution", function () {
it("addon resolution", function (done) {
const fixtures = {};
const paths = {};
paths.fixtures = path.join(
__dirname,
"fixtures",
"resolution",
"resolve-addons-relative-to-file"
);
async.each(
["actual", "expected"],
function (key, mapDone) {
paths[key] = path.join(paths.fixtures, key + ".js");
fs.readFile(paths[key], { encoding: "utf8" }, function (err, data) {
if (err) return mapDone(err);
fixtures[key] = data.trim();
mapDone();
});
},
fixturesReady
);
function fixturesReady (err) {
if (err) return done(err);
const orignalCwd = process.cwd();
try {
process.chdir(paths.fixtures);
const actual = babel.transform(fixtures.actual, {
filename: paths.actual,
plugins: ["addons/plugin"],
presets: ["addons/preset"],
}).code;
assert.equal(actual, fixtures.expected);
} finally {
process.chdir(orignalCwd);
}
done();
}
// fixturesReady
});
});