/
input.test.mts
213 lines (167 loc) · 6.46 KB
/
input.test.mts
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import { describe, it, expect } from 'vitest';
import { render } from '@inquirer/testing';
import input from './src/index.mjs';
describe('input prompt', () => {
it('handle simple use case', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name"`);
events.type('J');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name J"`);
events.type('ohn');
events.keypress('enter');
await expect(answer).resolves.toEqual('John');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name John"`);
});
it('handle transformer', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
transformer: (value, { isFinal }) => (isFinal ? 'Transformed' : `t+${value}`),
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name t+"`);
events.type('John');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name t+John"`);
events.keypress('enter');
await expect(answer).resolves.toEqual('John');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Transformed"`);
});
it('handle synchronous validation', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'Answer 2 ===',
validate: (value) => value === '2',
});
expect(getScreen()).toMatchInlineSnapshot(`"? Answer 2 ==="`);
events.type('1');
expect(getScreen()).toMatchInlineSnapshot(`"? Answer 2 === 1"`);
events.keypress('enter');
await Promise.resolve();
expect(getScreen()).toMatchInlineSnapshot(`
"? Answer 2 === 1
> You must provide a valid value"
`);
events.keypress('backspace');
events.type('2');
expect(getScreen()).toMatchInlineSnapshot(`"? Answer 2 === 2"`);
events.keypress('enter');
await expect(answer).resolves.toEqual('2');
});
it('handle asynchronous validation', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'Answer 2 ===',
validate(value) {
return new Promise((resolve) => {
if (value === '2') {
resolve(true);
} else {
resolve('Answer must be 2');
}
});
},
});
expect(getScreen()).toMatchInlineSnapshot(`"? Answer 2 ==="`);
events.type('1');
expect(getScreen()).toMatchInlineSnapshot(`"? Answer 2 === 1"`);
events.keypress('enter');
await Promise.resolve();
expect(getScreen()).toMatchInlineSnapshot(`
"? Answer 2 === 1
> Answer must be 2"
`);
events.keypress('backspace');
events.type('2');
expect(getScreen()).toMatchInlineSnapshot(`"? Answer 2 === 2"`);
events.keypress('enter');
await expect(answer).resolves.toEqual('2');
});
it('handle default option', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
default: 'Mike',
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name (Mike)"`);
events.keypress('enter');
await expect(answer).resolves.toEqual('Mike');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mike"`);
});
it('handle overwriting the default option', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
default: 'Mike',
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name (Mike)"`);
events.type('John');
events.keypress('enter');
await expect(answer).resolves.toEqual('John');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name John"`);
});
it('handle removing the default option', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
default: 'Mike',
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name (Mike)"`);
events.keypress('backspace');
events.keypress('enter');
await expect(answer).resolves.toEqual('');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name"`);
});
it('handle editing the default option', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
default: 'Mike',
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name (Mike)"`);
events.keypress('tab');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mike"`);
events.type('y');
events.keypress('enter');
await expect(answer).resolves.toEqual('Mikey');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mikey"`);
});
it('handle editing the answer (properly tracks cursor position)', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'What is your name',
});
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name"`);
events.type('Mkey');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mkey"`);
events.keypress('backspace');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mke"`);
events.keypress('left');
events.keypress('left');
events.type('i');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mike"`);
events.keypress('enter');
await expect(answer).resolves.toEqual('Mike');
expect(getScreen()).toMatchInlineSnapshot(`"? What is your name Mike"`);
});
it('is theme-able', async () => {
const { answer, events, getScreen } = await render(input, {
message: 'Answer must be: 2',
validate: (value) => value === '2',
theme: {
prefix: 'Q:',
style: {
message: (text) => `${text} ===`,
error: (text) => `!! ${text} !!`,
answer: (text) => `_${text}_`,
},
},
});
expect(getScreen()).toMatchInlineSnapshot(`"Q: Answer must be: 2 ==="`);
events.type('1');
expect(getScreen()).toMatchInlineSnapshot(`"Q: Answer must be: 2 === 1"`);
events.keypress('enter');
await Promise.resolve();
expect(getScreen()).toMatchInlineSnapshot(`
"Q: Answer must be: 2 === 1
!! You must provide a valid value !!"
`);
events.keypress('backspace');
events.type('2');
events.keypress('enter');
await expect(answer).resolves.toEqual('2');
expect(getScreen()).toMatchInlineSnapshot(`"Q: Answer must be: 2 === _2_"`);
});
});