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import { afterAll, afterEach, beforeAll, beforeEach, describe, expect, it } from "bun:test";
describe("test jest hooks in bun-test", () => {
describe("test beforeAll hook", () => {
let animal = "tiger";
beforeAll(() => {
animal = "lion";
});
it("string should be set by hook", () => {
expect(animal).toEqual("lion");
});
});
describe("test beforeEach hook", () => {
let animal = "tiger";
beforeEach(() => {
animal = "lion";
});
it("string should be set by hook", () => {
expect(animal).toEqual("lion");
animal = "dog";
});
it("string should be re-set by hook", () => {
expect(animal).toEqual("lion");
});
});
describe("test afterEach hook", () => {
let animal = "tiger";
afterEach(() => {
animal = "lion";
});
it("string should not be set by hook", () => {
expect(animal).toEqual("tiger");
animal = "dog";
});
it("string should be set by hook", () => {
expect(animal).toEqual("lion");
});
});
describe("test afterAll hook", () => {
let animal = "tiger";
describe("test afterAll hook", () => {
afterAll(() => {
animal = "lion";
});
it("string should not be set by hook", () => {
expect(animal).toEqual("tiger");
animal = "dog";
});
});
it("string should be set by hook", () => {
expect(animal).toEqual("lion");
});
});
describe("test async hooks", async () => {
let beforeAllCalled = 0;
let beforeEachCalled = 0;
let afterAllCalled = 0;
let afterEachCalled = 0;
beforeAll(async () => {
beforeAllCalled += await 1;
});
beforeEach(async () => {
beforeEachCalled += await 1;
});
afterAll(async () => {
afterAllCalled += await 1;
});
afterEach(async () => {
afterEachCalled += await 1;
});
it("should run after beforeAll()", () => {
expect(beforeAllCalled).toBe(1);
expect(beforeEachCalled).toBe(1);
expect(afterAllCalled).toBe(0);
expect(afterEachCalled).toBe(0);
});
it("should run after beforeEach()", () => {
expect(beforeAllCalled).toBe(1);
expect(beforeEachCalled).toBe(2);
expect(afterAllCalled).toBe(0);
expect(afterEachCalled).toBe(1);
});
});
describe("test done callback in hooks", () => {
let beforeAllCalled = 0;
let beforeEachCalled = 0;
let afterAllCalled = 0;
let afterEachCalled = 0;
beforeAll(done => {
setImmediate(() => {
beforeAllCalled++;
done();
});
});
beforeEach(done => {
setImmediate(() => {
beforeEachCalled++;
done();
});
});
afterAll(done => {
setImmediate(() => {
afterAllCalled++;
done();
});
});
afterEach(done => {
setImmediate(() => {
afterEachCalled++;
done();
});
});
it("should run after beforeAll()", () => {
expect(beforeAllCalled).toBe(1);
expect(beforeEachCalled).toBe(1);
expect(afterAllCalled).toBe(0);
expect(afterEachCalled).toBe(0);
});
it("should run after beforeEach()", () => {
expect(beforeAllCalled).toBe(1);
expect(beforeEachCalled).toBe(2);
expect(afterAllCalled).toBe(0);
expect(afterEachCalled).toBe(1);
});
});
describe("test async hooks with done()", () => {
let beforeAllCalled = 0;
let beforeEachCalled = 0;
let afterAllCalled = 0;
let afterEachCalled = 0;
beforeAll(async done => {
beforeAllCalled += await 1;
setTimeout(done, 1);
});
beforeEach(async done => {
beforeEachCalled += await 1;
setTimeout(done, 1);
});
afterAll(async done => {
afterAllCalled += await 1;
setTimeout(done, 1);
});
afterEach(async done => {
afterEachCalled += await 1;
setTimeout(done, 1);
});
it("should run after beforeAll()", () => {
expect(beforeAllCalled).toBe(1);
expect(beforeEachCalled).toBe(1);
expect(afterAllCalled).toBe(0);
expect(afterEachCalled).toBe(0);
});
it("should run after beforeEach()", () => {
expect(beforeAllCalled).toBe(1);
expect(beforeEachCalled).toBe(2);
expect(afterAllCalled).toBe(0);
expect(afterEachCalled).toBe(1);
});
});
});
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