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fix(jest-mock): align behaviour and return type of `generateFromMetad…
…ata` method (#13207)
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Original file line number | Diff line number | Diff line change |
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/** | ||
* Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. | ||
* | ||
* This source code is licensed under the MIT license found in the | ||
* LICENSE file in the root directory of this source tree. | ||
*/ | ||
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import {expectType} from 'tsd-lite'; | ||
import {MockMetadata, Mocked, ModuleMocker} from 'jest-mock'; | ||
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class ExampleClass { | ||
memberA: Array<number>; | ||
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constructor() { | ||
this.memberA = [1, 2, 3]; | ||
} | ||
memberB() {} | ||
} | ||
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const exampleModule = { | ||
instance: new ExampleClass(), | ||
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methodA: function square(a: number, b: number) { | ||
return a * b; | ||
}, | ||
methodB: async function asyncSquare(a: number, b: number) { | ||
const result = (await a) * b; | ||
return result; | ||
}, | ||
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propertyA: { | ||
one: 'foo', | ||
three: { | ||
nine: 1, | ||
ten: [1, 2, 3], | ||
}, | ||
two() {}, | ||
}, | ||
propertyB: [1, 2, 3], | ||
propertyC: 123, | ||
propertyD: 'baz', | ||
propertyE: true, | ||
propertyF: Symbol.for('a.b.c'), | ||
}; | ||
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const moduleMocker = new ModuleMocker(globalThis); | ||
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// getMetadata | ||
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const exampleMetadata = moduleMocker.getMetadata(exampleModule); | ||
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expectType<MockMetadata<typeof exampleModule> | null>(exampleMetadata); | ||
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// generateFromMetadata | ||
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const exampleMock = moduleMocker.generateFromMetadata(exampleMetadata!); | ||
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expectType<Mocked<typeof exampleModule>>(exampleMock); | ||
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expectType<Array<[a: number, b: number]>>(exampleMock.methodA.mock.calls); | ||
expectType<Array<[a: number, b: number]>>(exampleMock.methodB.mock.calls); | ||
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expectType<Array<number>>(exampleMock.instance.memberA); | ||
expectType<Array<[]>>(exampleMock.instance.memberB.mock.calls); | ||
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expectType<string>(exampleMock.propertyA.one); | ||
expectType<Array<[]>>(exampleMock.propertyA.two.mock.calls); | ||
expectType<number>(exampleMock.propertyA.three.nine); | ||
expectType<Array<number>>(exampleMock.propertyA.three.ten); | ||
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expectType<Array<number>>(exampleMock.propertyB); | ||
expectType<number>(exampleMock.propertyC); | ||
expectType<string>(exampleMock.propertyD); | ||
expectType<boolean>(exampleMock.propertyE); | ||
expectType<symbol>(exampleMock.propertyF); |
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