32 lines
1.1 KiB
TypeScript
32 lines
1.1 KiB
TypeScript
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import { afterEach, describe, expect, it, vi } from 'vitest'
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import { copyText } from './copyText'
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describe('copyText', () => {
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afterEach(() => {
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vi.restoreAllMocks()
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vi.unstubAllGlobals()
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Reflect.deleteProperty(document, 'execCommand')
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document.querySelectorAll('textarea[aria-hidden="true"]').forEach((element) => element.remove())
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})
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it('uses the Clipboard API when it is available', async () => {
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const writeText = vi.fn().mockResolvedValue(undefined)
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vi.stubGlobal('navigator', { clipboard: { writeText } })
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await copyText('request-123')
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expect(writeText).toHaveBeenCalledWith('request-123')
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})
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it('falls back to a temporary textarea when Clipboard API access is denied', async () => {
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vi.stubGlobal('navigator', { clipboard: { writeText: vi.fn().mockRejectedValue(new Error('denied')) } })
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const execCommand = vi.fn().mockReturnValue(true)
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Object.defineProperty(document, 'execCommand', { configurable: true, value: execCommand })
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await copyText('trace-456')
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expect(execCommand).toHaveBeenCalledWith('copy')
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expect(document.querySelector('textarea[aria-hidden="true"]')).toBeNull()
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})
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})
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