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validate-options.test.js
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validate-options.test.js
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import { isSupportedFibers } from "../src/utils";
import {
getCompiler,
compile,
getTestId,
getImplementationByName,
} from "./helpers/index";
let Fiber;
describe("validate options", () => {
beforeAll(async () => {
if (isSupportedFibers()) {
const { default: fibers } = await import("fibers");
Fiber = fibers;
}
});
beforeEach(() => {
if (isSupportedFibers()) {
// The `sass` (`Dart Sass`) package modify the `Function` prototype, but the `jest` lose a prototype
Object.setPrototypeOf(Fiber, Function.prototype);
}
});
const tests = {
implementation: {
// eslint-disable-next-line global-require
success: [require("sass"), require("node-sass")],
failure: [true, "string"],
},
sassOptions: {
success: [
{},
{ indentWidth: 6 },
() => {
return { indentWidth: 6 };
},
],
failure: [true, "string"],
},
additionalData: {
success: ["$color: red;", (content) => `$color: red;\n${content}`],
failure: [true],
},
sourceMap: {
success: [true, false],
failure: ["string"],
},
webpackImporter: {
success: [true, false],
failure: ["string"],
},
unknown: {
success: [],
failure: [1, true, false, "test", /test/, [], {}, { foo: "bar" }],
},
};
function stringifyValue(value) {
if (
Array.isArray(value) ||
(value && typeof value === "object" && value.constructor === Object)
) {
return JSON.stringify(value);
}
return value;
}
async function createTestCase(key, value, type) {
it(`should ${
type === "success" ? "successfully validate" : "throw an error on"
} the "${key}" option with "${stringifyValue(value)}" value`, async () => {
const testId = getTestId("language", "scss");
const compiler = getCompiler(testId, {
loader: {
options: {
implementation: getImplementationByName("dart-sass"),
[key]: value,
},
},
});
let stats;
try {
stats = await compile(compiler);
} finally {
if (type === "success") {
expect(stats.hasErrors()).toBe(false);
} else if (type === "failure") {
const {
compilation: { errors },
} = stats;
expect(errors).toHaveLength(1);
expect(() => {
throw new Error(errors[0].error.message);
}).toThrowErrorMatchingSnapshot();
}
}
});
}
for (const [key, values] of Object.entries(tests)) {
for (const type of Object.keys(values)) {
for (const value of values[type]) {
createTestCase(key, value, type);
}
}
}
});