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23 lines
757 B
JavaScript
23 lines
757 B
JavaScript
import { checkFlatCase } from '../CheckFlatCase'
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describe('checkFlatCase function', () => {
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it('should return false when the input string is not in flatcase', () => {
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const actual = checkFlatCase('this is not in flatcase')
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expect(actual).toBe(false)
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})
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it('should return true when the input string is a single letter character', () => {
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const actual = checkFlatCase('a')
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expect(actual).toBe(true)
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})
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it('should return true when the input string is a string of lowercase letter characters with no spaces', () => {
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const actual = checkFlatCase('abcdefghijklmnopqrstuvwxyz')
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expect(actual).toBe(true)
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})
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it('should throw when input is not a string', () => {
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expect(() => checkFlatCase(100)).toThrowError()
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})
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})
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