babel/packages/babel-core/test/option-manager.js

83 lines
2.4 KiB
JavaScript

import assert from "assert";
import manageOptions from "../lib/config/option-manager";
import path from "path";
describe("option-manager", () => {
it("throws for babel 5 plugin", () => {
return assert.throws(() => {
manageOptions({
plugins: [
({ Plugin }) => new Plugin("object-assign", {}),
],
});
}, /Babel 5 plugin is being run with Babel 6/);
});
describe("mergeOptions", () => {
it("throws for removed babel 5 options", () => {
return assert.throws(
() => {
manageOptions({
"randomOption": true,
});
},
/Unknown option: base.randomOption/
);
});
it("throws for removed babel 5 options", () => {
return assert.throws(
() => {
manageOptions({
"auxiliaryComment": true,
"blacklist": true,
});
},
// eslint-disable-next-line max-len
/Using removed Babel 5 option: base.auxiliaryComment - Use `auxiliaryCommentBefore` or `auxiliaryCommentAfter`/
);
});
it("throws for resolved but erroring preset", () => {
return assert.throws(
() => {
manageOptions({
"presets": [path.join(__dirname, "fixtures/option-manager/not-a-preset")],
});
},
/While processing preset: .*option-manager(?:\/|\\\\)not-a-preset\.js/
);
});
});
describe("presets", function () {
function presetTest(name) {
it(name, function () {
const options = manageOptions({
"presets": [path.join(__dirname, "fixtures/option-manager/presets", name)],
});
assert.equal(true, Array.isArray(options.plugins));
assert.equal(1, options.plugins.length);
});
}
function presetThrowsTest(name, msg) {
it(name, function () {
assert.throws(() => manageOptions({
"presets": [path.join(__dirname, "fixtures/option-manager/presets", name)],
}), msg);
});
}
presetTest("es5_function");
presetTest("es5_object");
presetTest("es2015_default_function");
presetTest("es2015_default_object");
presetThrowsTest("es2015_named", /Preset must export a default export when using ES6 modules/);
presetThrowsTest("es2015_invalid", /Unsupported preset format: string/);
presetThrowsTest("es5_invalid", /Unsupported preset format: string/);
});
});