react-code-dataset / react-query /packages /svelte-query /tests /createMutation /createMutation.test.ts
| import { afterEach, beforeEach, describe, expect, test, vi } from 'vitest' | |
| import { fireEvent, render } from '@testing-library/svelte' | |
| import { sleep } from '@tanstack/query-test-utils' | |
| import ResetExample from './ResetExample.svelte' | |
| import OnSuccessExample from './OnSuccessExample.svelte' | |
| import FailureExample from './FailureExample.svelte' | |
| describe('createMutation', () => { | |
| beforeEach(() => { | |
| vi.useFakeTimers() | |
| }) | |
| afterEach(() => { | |
| vi.useRealTimers() | |
| }) | |
| test('Able to reset `error`', async () => { | |
| const rendered = render(ResetExample) | |
| expect(rendered.queryByText('Error: undefined')).toBeInTheDocument() | |
| fireEvent.click(rendered.getByRole('button', { name: /Mutate/i })) | |
| await vi.advanceTimersByTimeAsync(11) | |
| expect(rendered.getByText('Error: Expected mock error')).toBeInTheDocument() | |
| fireEvent.click(rendered.getByRole('button', { name: /Reset/i })) | |
| await vi.advanceTimersByTimeAsync(11) | |
| expect(rendered.getByText('Error: undefined')).toBeInTheDocument() | |
| }) | |
| test('Able to call `onSuccess` and `onSettled` after each successful mutate', async () => { | |
| const onSuccessMock = vi.fn() | |
| const onSettledMock = vi.fn() | |
| const rendered = render(OnSuccessExample, { | |
| props: { | |
| onSuccessMock, | |
| onSettledMock, | |
| }, | |
| }) | |
| expect(rendered.queryByText('Count: 0')).toBeInTheDocument() | |
| fireEvent.click(rendered.getByRole('button', { name: /Mutate/i })) | |
| fireEvent.click(rendered.getByRole('button', { name: /Mutate/i })) | |
| fireEvent.click(rendered.getByRole('button', { name: /Mutate/i })) | |
| await vi.advanceTimersByTimeAsync(11) | |
| expect(rendered.queryByText('Count: 3')).toBeInTheDocument() | |
| expect(onSuccessMock).toHaveBeenCalledTimes(3) | |
| expect(onSuccessMock).toHaveBeenCalledWith(1) | |
| expect(onSuccessMock).toHaveBeenCalledWith(2) | |
| expect(onSuccessMock).toHaveBeenCalledWith(3) | |
| expect(onSettledMock).toHaveBeenCalledTimes(3) | |
| expect(onSettledMock).toHaveBeenCalledWith(1) | |
| expect(onSettledMock).toHaveBeenCalledWith(2) | |
| expect(onSettledMock).toHaveBeenCalledWith(3) | |
| }) | |
| test('Set correct values for `failureReason` and `failureCount` on multiple mutate calls', async () => { | |
| type Value = { count: number } | |
| const mutationFn = vi.fn<(value: Value) => Promise<Value>>() | |
| mutationFn.mockImplementationOnce(() => | |
| sleep(20).then(() => Promise.reject(`Expected mock error`)), | |
| ) | |
| mutationFn.mockImplementation((value) => sleep(10).then(() => value)) | |
| const rendered = render(FailureExample, { | |
| props: { | |
| mutationFn, | |
| }, | |
| }) | |
| expect(rendered.queryByText('Data: undefined')).toBeInTheDocument() | |
| fireEvent.click(rendered.getByRole('button', { name: /Mutate/i })) | |
| expect(rendered.getByText('Data: undefined')).toBeInTheDocument() | |
| await vi.advanceTimersByTimeAsync(21) | |
| expect(rendered.getByText('Status: error')).toBeInTheDocument() | |
| expect(rendered.getByText('Failure Count: 1')).toBeInTheDocument() | |
| expect( | |
| rendered.getByText('Failure Reason: Expected mock error'), | |
| ).toBeInTheDocument() | |
| fireEvent.click(rendered.getByRole('button', { name: /Mutate/i })) | |
| await vi.advanceTimersByTimeAsync(0) | |
| expect(rendered.getByText('Status: pending')).toBeInTheDocument() | |
| await vi.advanceTimersByTimeAsync(11) | |
| expect(rendered.getByText('Status: success')).toBeInTheDocument() | |
| expect(rendered.getByText('Data: 2')).toBeInTheDocument() | |
| expect(rendered.getByText('Failure Count: 0')).toBeInTheDocument() | |
| expect(rendered.getByText('Failure Reason: null')).toBeInTheDocument() | |
| }) | |
| }) | |