fingerprintjs

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import { withMockMatchMedia } from '../../tests/utils'
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import getMonochromeDepth from './monochrome'
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describe('Sources', () => {
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  describe('monochrome', () => {
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    it('handles browser native value', () => {
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      expect(['undefined', 'number']).toContain(typeof getMonochromeDepth())
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    })
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    it('handles various cases', async () => {
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      await withMockMatchMedia({ monochrome: [undefined] }, true, () => expect(getMonochromeDepth()).toBeUndefined())
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      await withMockMatchMedia({ monochrome: [0] }, true, () => expect(getMonochromeDepth()).toBe(0))
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      await withMockMatchMedia({ monochrome: [8] }, true, () => expect(getMonochromeDepth()).toBe(8))
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      await withMockMatchMedia({ monochrome: [10] }, true, () => expect(getMonochromeDepth()).toBe(10))
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    })
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    it('returns a stable value', () => {
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      const first = getMonochromeDepth()
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      const second = getMonochromeDepth()
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      expect(second).toBe(first)
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    })
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  })
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})
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