1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
|
import { describe, expect, it, jest } from '@jest/globals';
import { act, renderHook } from '@testing-library/react';
import type { FormEvent } from 'react';
import { type FormSubmitValidation, useFormSubmit } from './use-form-submit';
const generateSubmitEvent = () =>
new Event('submit', {
bubbles: true,
cancelable: true,
}) as unknown as FormEvent<HTMLFormElement>;
describe('useFormSubmit', () => {
const data = { foo: 'tempore', bar: false, baz: 42 };
const messages = { error: 'Error', success: 'Success' };
it('can submit the provided data', async () => {
const { result } = renderHook(() => useFormSubmit(data));
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
expect.assertions(4);
expect(result.current.messages).toBeNull();
expect(result.current.submitStatus).toBe('IDLE');
await act(async () => {
await result.current.submit(generateSubmitEvent());
});
expect(result.current.messages).toBeNull();
expect(result.current.submitStatus).toBe('SUCCEEDED');
});
it('can use a callback to handle submit', async () => {
const callback = jest.fn((_data) => undefined);
const { result } = renderHook(() =>
useFormSubmit(data, { submit: callback })
);
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
expect.assertions(5);
expect(callback).not.toHaveBeenCalled();
expect(result.current.messages).toBeNull();
await act(async () => {
await result.current.submit(generateSubmitEvent());
});
expect(callback).toHaveBeenCalledTimes(1);
expect(callback).toHaveBeenCalledWith(data);
expect(result.current.messages).toBeNull();
});
it('can use a callback that fails validating data on submit', async () => {
const callback = jest.fn(
(values: typeof data): FormSubmitValidation<typeof data> => {
return {
messages,
validator: () => values.bar,
};
}
);
const { result } = renderHook(() =>
useFormSubmit(data, { submit: callback })
);
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
expect.assertions(6);
expect(callback).not.toHaveBeenCalled();
expect(result.current.messages).toBeNull();
await act(async () => {
await result.current.submit(generateSubmitEvent());
});
expect(callback).toHaveBeenCalledTimes(1);
expect(callback).toHaveBeenCalledWith(data);
expect(result.current.submitStatus).toBe('FAILED');
expect(result.current.messages).toBe(messages);
});
it('can use a callback that succeeds validating data on submit', async () => {
const callback = jest.fn(
(values: typeof data): FormSubmitValidation<typeof data> => {
return {
messages,
validator: () => !values.bar,
};
}
);
const { result } = renderHook(() =>
useFormSubmit(data, { submit: callback })
);
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
expect.assertions(6);
expect(callback).not.toHaveBeenCalled();
expect(result.current.messages).toBeNull();
await act(async () => {
await result.current.submit(generateSubmitEvent());
});
expect(callback).toHaveBeenCalledTimes(1);
expect(callback).toHaveBeenCalledWith(data);
expect(result.current.submitStatus).toBe('SUCCEEDED');
expect(result.current.messages).toBe(messages);
});
it('can call an onSuccess callback on success', async () => {
const callback = jest.fn();
const { result } = renderHook(() =>
useFormSubmit(data, { onSuccess: callback })
);
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
expect.assertions(6);
expect(callback).not.toHaveBeenCalled();
expect(result.current.messages).toBeNull();
expect(result.current.submitStatus).toBe('IDLE');
await act(async () => {
await result.current.submit(generateSubmitEvent());
});
expect(result.current.messages).toBeNull();
expect(callback).toHaveBeenCalledTimes(1);
expect(result.current.submitStatus).toBe('SUCCEEDED');
});
it('can call an onFailure callback on failure', async () => {
const handlers = {
onFailure: jest.fn(),
submit: jest.fn(
(values: typeof data): FormSubmitValidation<typeof data> => {
return {
messages,
validator: () => values.bar,
};
}
),
};
const { result } = renderHook(() => useFormSubmit(data, handlers));
// eslint-disable-next-line @typescript-eslint/no-magic-numbers
expect.assertions(6);
expect(handlers.onFailure).not.toHaveBeenCalled();
expect(result.current.messages).toBeNull();
expect(result.current.submitStatus).toBe('IDLE');
await act(async () => {
await result.current.submit(generateSubmitEvent());
});
expect(result.current.messages).toBe(messages);
expect(handlers.onFailure).toHaveBeenCalledTimes(1);
expect(result.current.submitStatus).toBe('FAILED');
});
});
|
