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							230 lines
						
					
					
						
							8.4 KiB
						
					
					
				| const createNumberMask = (isVerify()) ?
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|   require('../dist/createNumberMask.js').default :
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|   require('../src/createNumberMask.js').default
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| 
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| describe('createNumberMask', () => {
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|   it('can returns a configured currency mask', () => {
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|     let numberMask = createNumberMask()
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| 
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|     expect(numberMask).to.be.a('function')
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|   })
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| 
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|   it('takes a prefix', () => {
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|     let numberMask = createNumberMask({prefix: '$'})
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| 
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|     expect(numberMask('12')).to.deep.equal(['$', /\d/, /\d/])
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|   })
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| 
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|   it('takes a suffix', () => {
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|     let numberMask = createNumberMask({suffix: ' $', prefix: ''})
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| 
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|     expect(numberMask('12')).to.deep.equal([/\d/, /\d/, ' ', '$'])
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|   })
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| 
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|   it('works when the prefix contains numbers', () => {
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|     let numberMask = createNumberMask({prefix: 'm2 '})
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| 
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|     expect(numberMask('m2 1')).to.deep.equal(['m', '2', ' ', /\d/])
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|   })
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| 
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|   it('works when the suffix contains numbers', () => {
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|     let numberMask = createNumberMask({prefix: '', suffix: ' m2'})
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| 
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|     expect(numberMask('1 m2')).to.deep.equal([/\d/, ' ', 'm', '2'])
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|   })
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| 
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|   it('works when there is a decimal and the suffix contains numbers', () => {
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|     let numberMask = createNumberMask({prefix: '', suffix: ' m2', allowDecimal: true})
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| 
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|     expect(numberMask('1.2 m2')).to.deep.equal([/\d/, '[]', '.', '[]', /\d/, ' ', 'm', '2'])
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|   })
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| 
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|   it('can be configured to add a thousands separator or not', () => {
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|     let numberMaskWithoutThousandsSeparator = createNumberMask({includeThousandsSeparator: false})
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|     expect(numberMaskWithoutThousandsSeparator('1000')).to.deep.equal(['$', /\d/, /\d/, /\d/, /\d/])
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| 
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|     let numberMaskWithThousandsSeparator = createNumberMask()
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|     expect(numberMaskWithThousandsSeparator('1000')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/])
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|   })
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| 
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|   it('can be configured with a custom character for the thousands separator', () => {
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|     let numberMask = createNumberMask({thousandsSeparatorSymbol: '.'})
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| 
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|     expect(numberMask('1000')).to.deep.equal(['$', /\d/, '.', /\d/, /\d/, /\d/])
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|   })
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| 
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|   it('can be configured to accept a fraction and returns the fraction separator with caret traps', () => {
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|     let numberMask = createNumberMask({allowDecimal: true})
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| 
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|     expect(numberMask('1000.')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/, '[]', '.', '[]'])
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|   })
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| 
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|   it('rejects fractions by default', () => {
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|     let numberMask = createNumberMask()
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| 
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|     expect(numberMask('1000.')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/])
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|   })
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| 
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|   it('can be configured with a custom character for the fraction separator', () => {
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|     let numberMask = createNumberMask({
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|       allowDecimal: true,
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|       decimalSymbol: ',',
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|       thousandsSeparatorSymbol: '.'
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|     })
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| 
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|     expect(numberMask('1000,')).to.deep.equal(['$', /\d/, '.', /\d/, /\d/, /\d/, '[]', ',', '[]'])
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|   })
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| 
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|   it('can limit the length of the fraction', () => {
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|     let numberMask = createNumberMask({allowDecimal: true, decimalLimit: 2})
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| 
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|     expect(numberMask('1000.3823')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/, '[]', '.', '[]', /\d/, /\d/])
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|   })
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| 
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|   it('can require a fraction', () => {
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|     let numberMask = createNumberMask({requireDecimal: true})
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| 
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|     expect(numberMask('1000')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/, '[]', '.', '[]'])
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|   })
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| 
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|   it('accepts negative integers', function() {
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|     let numberMask = createNumberMask({allowNegative: true})
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|     expect(numberMask('-$12')).to.deep.equal([/-/, '$', /\d/, /\d/])
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|   })
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| 
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|   it('ignores multiple minus signs', function() {
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|     let numberMask = createNumberMask({allowNegative: true})
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|     expect(numberMask('--$12')).to.deep.equal([/-/, '$', /\d/, /\d/])
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|   })
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| 
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|   it('adds a digit placeholder if the input is nothing but a minus sign in order to attract the caret', () => {
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|     let numberMask = createNumberMask({allowNegative: true})
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|     expect(numberMask('-')).to.deep.equal([/-/, '$', /\d/])
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|   })
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| 
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|   it('starts with dot should be considered as decimal input', () => {
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|     let numberMask = createNumberMask({prefix: '$', allowDecimal: true})
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|     expect(numberMask('.')).to.deep.equal(['$', '0', '.', /\d/])
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| 
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|     numberMask = createNumberMask({prefix: '#', allowDecimal: true})
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|     expect(numberMask('.')).to.deep.equal(['#', '0', '.', /\d/])
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| 
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|     numberMask = createNumberMask({prefix: '', allowDecimal: true})
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|     expect(numberMask('.')).to.deep.equal(['0', '.', /\d/])
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| 
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|     numberMask = createNumberMask({allowDecimal: false})
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|     expect(numberMask('.')).to.deep.equal(['$'])
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| 
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|     numberMask = createNumberMask({prefix: '', suffix: '$', allowDecimal: true})
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|     expect(numberMask('.')).to.deep.equal(['0', '.', /\d/, '$'])
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|   })
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| 
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|   it('can allow leading zeroes', function() {
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|     let numberMask = createNumberMask({allowLeadingZeroes: true})
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|     expect(numberMask('012')).to.deep.equal(['$', /\d/, /\d/, /\d/])
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|   })
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| 
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|   it('works with large numbers when leading zeroes is false', function() {
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|     let numberMask = createNumberMask({allowLeadingZeroes: false})
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|     expect(numberMask('111111111111111111111111')).to.deep.equal([
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|       '$', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',',
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|       /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/
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|     ])
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|   })
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| 
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|   describe('integer limiting', () => {
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|     it('can limit the length of the integer part', () => {
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|       let numberMask = createNumberMask({integerLimit: 3})
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|       expect(numberMask('1999')).to.deep.equal(['$', /\d/, /\d/, /\d/])
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|     })
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| 
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|     it('works when there is a prefix', () => {
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|       let numberMask = createNumberMask({integerLimit: 3, prefix: '$'})
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|       expect(numberMask('$1999')).to.deep.equal(['$', /\d/, /\d/, /\d/])
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|     })
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| 
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|     it('works when there is a thousands separator', () => {
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|       expect(createNumberMask({integerLimit: 4, prefix: ''})('1,9995'))
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|         .to.deep.equal([/\d/, ',', /\d/, /\d/, /\d/])
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| 
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|       expect(createNumberMask({integerLimit: 7, prefix: ''})('1,000,0001'))
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|         .to.deep.equal([/\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/])
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|     })
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| 
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|     it('works when there is a decimal and a prefix', () => {
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|       let numberMask = createNumberMask({integerLimit: 3, allowDecimal: true})
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|       expect(numberMask('$199.34')).to.deep.equal(['$', /\d/, /\d/, /\d/, '[]', '.', '[]', /\d/, /\d/])
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|     })
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| 
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|     it('works when there is a decimal and no prefix', () => {
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|       let numberMask = createNumberMask({integerLimit: 3, allowDecimal: true, prefix: ''})
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|       expect(numberMask('199.34')).to.deep.equal([/\d/, /\d/, /\d/, '[]', '.', '[]', /\d/, /\d/])
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|     })
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| 
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|     it('works when thousandsSeparatorSymbol is a period', () => {
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|       let numberMask = createNumberMask({
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|         prefix: '',
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|         thousandsSeparatorSymbol: '.',
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|         decimalSymbol: ',',
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|         allowDecimal: true,
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|         requireDecimal: true,
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|         integerLimit: 5,
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|         decimalLimit: 3,
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|       })
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|       expect(numberMask('1234567890,12345678'))
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|         .to.deep.equal([/\d/, /\d/, '.', /\d/, /\d/, /\d/, '[]', ',', '[]', /\d/, /\d/, /\d/])
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|     })
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|   })
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| 
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|   describe('numberMask default behavior', () => {
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|     let numberMask = null
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| 
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|     beforeEach(() => {
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|       numberMask = createNumberMask()
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|     })
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| 
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|     it('returns a mask that has the same number of digits as the given number', () => {
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|       expect(numberMask('20382')).to.deep.equal(['$', /\d/, /\d/, ',', /\d/, /\d/, /\d/])
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|     })
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| 
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|     it('uses the dollar symbol as the default prefix', () => {
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|       expect(numberMask('1')).to.deep.equal(['$', /\d/])
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|     })
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| 
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|     it('adds no suffix by default', () => {
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|       expect(numberMask('1')).to.deep.equal(['$', /\d/])
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|     })
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| 
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|     it('returns a mask that appends the currency symbol', () => {
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|       expect(numberMask('1')).to.deep.equal(['$', /\d/])
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|     })
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| 
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|     it('adds adds a comma after a thousand', () => {
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|       expect(numberMask('1000')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/])
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|     })
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| 
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|     it('adds as many commas as needed', () => {
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|       expect(numberMask('23984209342084'))
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|         .to
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|         .deep
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|         .equal(
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|           ['$', /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/, ',', /\d/, /\d/, /\d/]
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|         )
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|     })
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| 
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|     it('accepts any string and strips out any non-digit characters', () => {
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|       expect(numberMask('h4x0r sp43k')).to.deep.equal(['$', /\d/, ',', /\d/, /\d/, /\d/])
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|     })
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| 
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|     it('does not allow leading zeroes', function() {
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|       let numberMask = createNumberMask()
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|       expect(numberMask('012')).to.deep.equal(['$', /\d/, /\d/])
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|     })
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| 
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|     it('allows one leading zero followed by a fraction', function() {
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|       let numberMask = createNumberMask({allowDecimal: true})
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|       expect(numberMask('0.12')).to.deep.equal(['$', /\d/, '[]', '.', '[]', /\d/, /\d/])
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|     })
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|   })
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| })
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