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21 lines
1.1 KiB
JavaScript
21 lines
1.1 KiB
JavaScript
import { describe, expect, it } from '@jest/globals'
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import ErrorWithCause from './ErrorWithCause.js'
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import NetworkError from './NetworkError.js'
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import isNetworkError from './isNetworkError.js'
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describe('ErrorWithCause', () => {
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it('should support a `{ cause }` option', () => {
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const cause = new Error('cause')
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expect(new ErrorWithCause('message').cause).toEqual(undefined)
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expect(new ErrorWithCause('message', {}).cause).toEqual(undefined)
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expect(new ErrorWithCause('message', { cause }).cause).toEqual(cause)
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})
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it('should propagate isNetworkError', () => {
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const regularError = new Error('cause')
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const networkError = new NetworkError('cause')
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expect(isNetworkError(new ErrorWithCause('message', { cause: networkError }).isNetworkError)).toEqual(true)
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expect(isNetworkError(new ErrorWithCause('message', { cause: regularError }).isNetworkError)).toEqual(false)
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expect(isNetworkError(new ErrorWithCause('message', {}).isNetworkError)).toEqual(false)
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expect(isNetworkError(new ErrorWithCause('message').isNetworkError)).toEqual(false)
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})
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})
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