A Metamask fork with Infura removed and default networks editable
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ciphermask/ui/app/helpers/utils/conversion-util.test.js

184 lines
4.7 KiB

import assert from 'assert'
import BigNumber from 'bignumber.js'
import { addCurrencies, conversionUtil } from './conversion-util'
describe('conversion utils', function () {
describe('addCurrencies()', function () {
it('add whole numbers', function () {
const result = addCurrencies(3, 9, {
aBase: 10,
bBase: 10,
})
assert.equal(result.toNumber(), 12)
})
it('add decimals', function () {
const result = addCurrencies(1.3, 1.9, {
aBase: 10,
bBase: 10,
})
assert.equal(result.toNumber(), 3.2)
})
it('add repeating decimals', function () {
const result = addCurrencies(1 / 3, 1 / 9, {
aBase: 10,
bBase: 10,
})
assert.equal(result.toNumber(), 0.4444444444444444)
})
})
describe('conversionUtil', function () {
it('Returns expected types', function () {
const conv1 = conversionUtil(1000000000000000000, {
fromNumericBase: 'dec',
toNumericBase: 'hex',
})
const conv2 = conversionUtil(1, {
fromNumericBase: 'dec',
fromDenomination: 'ETH',
toDenomination: 'WEI',
})
assert(
typeof conv1 === 'string',
'conversion 1 should return type string',
)
assert(conv2 instanceof BigNumber, 'conversion 2 should be a BigNumber')
})
it('Converts from dec to hex', function () {
assert.equal(
conversionUtil('1000000000000000000', {
fromNumericBase: 'dec',
toNumericBase: 'hex',
}),
'de0b6b3a7640000',
)
assert.equal(
conversionUtil('1500000000000000000', {
fromNumericBase: 'dec',
toNumericBase: 'hex',
}),
'14d1120d7b160000',
)
})
it('Converts hex formatted numbers to dec', function () {
assert.equal(
conversionUtil('0xde0b6b3a7640000', {
fromNumericBase: 'hex',
toNumericBase: 'dec',
}),
1000000000000000000,
)
assert.equal(
conversionUtil('0x14d1120d7b160000', {
fromNumericBase: 'hex',
toNumericBase: 'dec',
}),
1500000000000000000,
)
})
it('Converts WEI to ETH', function () {
assert.equal(
conversionUtil('0xde0b6b3a7640000', {
fromNumericBase: 'hex',
toNumericBase: 'dec',
fromDenomination: 'WEI',
toDenomination: 'ETH',
}),
1,
)
assert.equal(
conversionUtil('0x14d1120d7b160000', {
fromNumericBase: 'hex',
toNumericBase: 'dec',
fromDenomination: 'WEI',
toDenomination: 'ETH',
}),
1.5,
)
})
it('Converts ETH to WEI', function () {
assert.equal(
conversionUtil('1', {
fromNumericBase: 'dec',
fromDenomination: 'ETH',
toDenomination: 'WEI',
}),
1000000000000000000,
)
assert.equal(
conversionUtil('1.5', {
fromNumericBase: 'dec',
fromDenomination: 'ETH',
toDenomination: 'WEI',
}),
1500000000000000000,
)
})
it('Converts ETH to GWEI', function () {
assert.equal(
conversionUtil('1', {
fromNumericBase: 'dec',
fromDenomination: 'ETH',
toDenomination: 'GWEI',
}),
1000000000,
)
assert.equal(
conversionUtil('1.5', {
fromNumericBase: 'dec',
fromDenomination: 'ETH',
toDenomination: 'GWEI',
}),
1500000000,
)
})
it('Converts ETH to USD', function () {
assert.equal(
conversionUtil('1', {
fromNumericBase: 'dec',
toNumericBase: 'dec',
toCurrency: 'usd',
conversionRate: 468.58,
numberOfDecimals: 2,
}),
468.58,
)
assert.equal(
conversionUtil('1.5', {
fromNumericBase: 'dec',
toNumericBase: 'dec',
toCurrency: 'usd',
conversionRate: 468.58,
numberOfDecimals: 2,
}),
702.87,
)
})
it('Converts USD to ETH', function () {
assert.equal(
conversionUtil('468.58', {
fromNumericBase: 'dec',
toNumericBase: 'dec',
toCurrency: 'usd',
conversionRate: 468.58,
numberOfDecimals: 2,
invertConversionRate: true,
}),
1,
)
assert.equal(
conversionUtil('702.87', {
fromNumericBase: 'dec',
toNumericBase: 'dec',
toCurrency: 'usd',
conversionRate: 468.58,
numberOfDecimals: 2,
invertConversionRate: true,
}),
1.5,
)
})
})
})