2021-10-24 00:46:13 +07:00
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import hexToBinary from '../HexToBinary'
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2022-03-02 10:10:07 +06:00
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describe('Testing hexToBinary', () => {
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it('expects throw error in invalid types', () => {
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expect(() => hexToBinary(false)).toThrowError()
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expect(() => hexToBinary(null)).toThrowError()
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expect(() => hexToBinary(23464)).toThrowError()
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})
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it('expects throw error in invalid hex', () => {
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expect(() => hexToBinary('Hello i am not a valid Hex')).toThrowError()
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expect(() => hexToBinary('Gf46f')).toThrowError()
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expect(() => hexToBinary('M')).toThrowError()
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})
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2021-10-24 00:46:13 +07:00
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it('expects to return correct hexadecimal value', () => {
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expect(hexToBinary('8')).toBe('1000')
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})
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it('expects to return correct binary value for more than one hex digit', () => {
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expect(hexToBinary('EA')).toBe('11101010')
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})
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it('expects to test its robustness as it should be case-insensitive', () => {
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expect(hexToBinary('4d')).toBe('01001101')
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})
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it('expects to return correct hexadecimal value, matching (num).toString(2)', () => {
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expect(hexToBinary('F')).toBe(parseInt('F', 16).toString(2))
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})
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})
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