mirror of
https://iceshrimp.dev/crimekillz/trashposs
synced 2024-11-23 01:13:48 +01:00
19 lines
417 B
TypeScript
19 lines
417 B
TypeScript
import * as assert from "assert";
|
|
import { just, nothing } from "../../src/prelude/maybe.js";
|
|
|
|
describe("just", () => {
|
|
it("has a value", () => {
|
|
assert.deepStrictEqual(just(3).isJust(), true);
|
|
});
|
|
|
|
it("has the inverse called get", () => {
|
|
assert.deepStrictEqual(just(3).get(), 3);
|
|
});
|
|
});
|
|
|
|
describe("nothing", () => {
|
|
it("has no value", () => {
|
|
assert.deepStrictEqual(nothing().isJust(), false);
|
|
});
|
|
});
|