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https://github.com/kremalicious/metamask-extension.git
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c1e3c229bc
See [`import/order`](https://eslint.org/docs/rules/import/order) for more information. This change enables `import/order` and fixes the issues raised by the rule.
60 lines
3.5 KiB
JavaScript
60 lines
3.5 KiB
JavaScript
import assert from 'assert'
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import BigNumber from 'bignumber.js'
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import { addCurrencies, conversionUtil } from './conversion-util'
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describe('conversion utils', function () {
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describe('addCurrencies()', function () {
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it('add whole numbers', function () {
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const result = addCurrencies(3, 9)
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assert.equal(result.toNumber(), 12)
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})
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it('add decimals', function () {
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const result = addCurrencies(1.3, 1.9)
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assert.equal(result.toNumber(), 3.2)
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})
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it('add repeating decimals', function () {
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const result = addCurrencies(1 / 3, 1 / 9)
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assert.equal(result.toNumber(), 0.4444444444444444)
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})
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})
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describe('conversionUtil', function () {
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it('Returns expected types', function () {
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const conv1 = conversionUtil(1000000000000000000, { fromNumericBase: 'dec', toNumericBase: 'hex' })
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const conv2 = conversionUtil(1, { fromNumericBase: 'dec', fromDenomination: 'ETH', toDenomination: 'WEI' })
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assert(typeof conv1 === 'string', 'conversion 1 should return type string')
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assert(conv2 instanceof BigNumber, 'conversion 2 should be a BigNumber')
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})
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it('Converts from dec to hex', function () {
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assert.equal(conversionUtil('1000000000000000000', { fromNumericBase: 'dec', toNumericBase: 'hex' }), 'de0b6b3a7640000')
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assert.equal(conversionUtil('1500000000000000000', { fromNumericBase: 'dec', toNumericBase: 'hex' }), '14d1120d7b160000')
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})
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it('Converts hex formatted numbers to dec', function () {
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assert.equal(conversionUtil('0xde0b6b3a7640000', { fromNumericBase: 'hex', toNumericBase: 'dec' }), 1000000000000000000)
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assert.equal(conversionUtil('0x14d1120d7b160000', { fromNumericBase: 'hex', toNumericBase: 'dec' }), 1500000000000000000)
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})
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it('Converts WEI to ETH', function () {
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assert.equal(conversionUtil('0xde0b6b3a7640000', { fromNumericBase: 'hex', toNumericBase: 'dec', fromDenomination: 'WEI', toDenomination: 'ETH' }), 1)
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assert.equal(conversionUtil('0x14d1120d7b160000', { fromNumericBase: 'hex', toNumericBase: 'dec', fromDenomination: 'WEI', toDenomination: 'ETH' }), 1.5)
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})
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it('Converts ETH to WEI', function () {
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assert.equal(conversionUtil('1', { fromNumericBase: 'dec', fromDenomination: 'ETH', toDenomination: 'WEI' }), 1000000000000000000)
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assert.equal(conversionUtil('1.5', { fromNumericBase: 'dec', fromDenomination: 'ETH', toDenomination: 'WEI' }), 1500000000000000000)
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})
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it('Converts ETH to GWEI', function () {
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assert.equal(conversionUtil('1', { fromNumericBase: 'dec', fromDenomination: 'ETH', toDenomination: 'GWEI' }), 1000000000)
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assert.equal(conversionUtil('1.5', { fromNumericBase: 'dec', fromDenomination: 'ETH', toDenomination: 'GWEI' }), 1500000000)
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})
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it('Converts ETH to USD', function () {
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assert.equal(conversionUtil('1', { fromNumericBase: 'dec', toNumericBase: 'dec', toCurrency: 'usd', conversionRate: 468.58, numberOfDecimals: 2 }), 468.58)
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assert.equal(conversionUtil('1.5', { fromNumericBase: 'dec', toNumericBase: 'dec', toCurrency: 'usd', conversionRate: 468.58, numberOfDecimals: 2 }), 702.87)
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})
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it('Converts USD to ETH', function () {
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assert.equal(conversionUtil('468.58', { fromNumericBase: 'dec', toNumericBase: 'dec', toCurrency: 'usd', conversionRate: 468.58, numberOfDecimals: 2, invertConversionRate: true }), 1)
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assert.equal(conversionUtil('702.87', { fromNumericBase: 'dec', toNumericBase: 'dec', toCurrency: 'usd', conversionRate: 468.58, numberOfDecimals: 2, invertConversionRate: true }), 1.5)
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})
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})
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})
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