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test.js
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test.js
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var tap = require('tap')
var commaNumber = require('./index.js')
function testEach(pairs, t, format) {
t.plan(pairs.length)
pairs.forEach(function (pair) {
var input, actual, expected, inputString, description
input = pair[0]
actual = format(input)
expected = pair[1]
inputString =
('object' === typeof input)
? JSON.stringify(input)
: ('string' === typeof input)
? '\'' + input + '\''
: input
description = inputString + ' => ' + expected
t.equal(actual, expected, description)
})
}
tap.test('Formatting', function (t) {
var testPairs
testPairs = [
// Positive numbers
[0, '0'],
[1, '1'],
[12, '12'],
[123, '123'],
[1234, '1,234'],
[12345, '12,345'],
[123456, '123,456'],
[1234567, '1,234,567'],
[12345678, '12,345,678'],
[123456789, '123,456,789'],
[1234567890, '1,234,567,890'],
[12345678901, '12,345,678,901'],
[123456789012, '123,456,789,012'],
[1234567890123, '1,234,567,890,123'],
[Infinity, 'Infinity'],
// With decimals
[.1, '0.1'],
[.12, '0.12'],
[.123, '0.123'],
[1.2, '1.2'],
[1.23, '1.23'],
[1.234, '1.234'],
[12.3, '12.3'],
[12.34, '12.34'],
[123.4, '123.4'],
[123.45, '123.45'],
[1234.5, '1,234.5'],
[1234.56, '1,234.56'],
[12345.6, '12,345.6'],
[12345.67, '12,345.67'],
[123456.7, '123,456.7'],
[123456.78, '123,456.78'],
[123456.789, '123,456.789'],
[1234567.8, '1,234,567.8'],
[1234567.89, '1,234,567.89'],
[1234567.899, '1,234,567.899'],
[12345678.9, '12,345,678.9'],
[12345678.99, '12,345,678.99'],
[12345678.999, '12,345,678.999'],
[123456789.1, '123,456,789.1'],
[123456789.12, '123,456,789.12'],
[123456789.123, '123,456,789.123'],
[1234567890.1, '1,234,567,890.1'],
[1234567890.12, '1,234,567,890.12'],
[1234567890.123, '1,234,567,890.123'],
[12345678901.2, '12,345,678,901.2'],
[12345678901.23, '12,345,678,901.23'],
[12345678901.234, '12,345,678,901.234'],
[123456789012.3, '123,456,789,012.3'],
[123456789012.34, '123,456,789,012.34'],
[123456789012.345, '123,456,789,012.345'],
[1234567890123.4, '1,234,567,890,123.4'],
[1234567890123.45, '1,234,567,890,123.45'],
[1234567890123.456, '1,234,567,890,123.456'],
// Negative numbers
[-1, '-1'],
[-12, '-12'],
[-123, '-123'],
[-1234, '-1,234'],
[-12345, '-12,345'],
[-123456, '-123,456'],
[-1234567, '-1,234,567'],
[-12345678, '-12,345,678'],
[-123456789, '-123,456,789'],
[-1234567890, '-1,234,567,890'],
[-12345678901, '-12,345,678,901'],
[-123456789012, '-123,456,789,012'],
[-1234567890123, '-1,234,567,890,123'],
[-Infinity, '-Infinity'],
// With decimals
[-.1, '-0.1'],
[-.12, '-0.12'],
[-.123, '-0.123'],
[-1.2, '-1.2'],
[-1.23, '-1.23'],
[-1.234, '-1.234'],
[-12.3, '-12.3'],
[-12.34, '-12.34'],
[-123.4, '-123.4'],
[-123.45, '-123.45'],
[-1234.5, '-1,234.5'],
[-1234.56, '-1,234.56'],
[-12345.6, '-12,345.6'],
[-12345.67, '-12,345.67'],
[-123456.7, '-123,456.7'],
[-123456.78, '-123,456.78'],
[-123456.789, '-123,456.789'],
[-1234567.8, '-1,234,567.8'],
[-1234567.89, '-1,234,567.89'],
[-1234567.899, '-1,234,567.899'],
[-12345678.9, '-12,345,678.9'],
[-12345678.99, '-12,345,678.99'],
[-12345678.999, '-12,345,678.999'],
[-123456789.1, '-123,456,789.1'],
[-123456789.12, '-123,456,789.12'],
[-123456789.123, '-123,456,789.123'],
[-1234567890.1, '-1,234,567,890.1'],
[-1234567890.12, '-1,234,567,890.12'],
[-1234567890.123, '-1,234,567,890.123'],
[-12345678901.2, '-12,345,678,901.2'],
[-12345678901.23, '-12,345,678,901.23'],
[-12345678901.234, '-12,345,678,901.234'],
[-123456789012.3, '-123,456,789,012.3'],
[-123456789012.34, '-123,456,789,012.34'],
[-123456789012.345, '-123,456,789,012.345'],
[-1234567890123.4, '-1,234,567,890,123.4'],
[-1234567890123.45, '-1,234,567,890,123.45'],
[-1234567890123.456, '-1,234,567,890,123.456'],
// Strings
['0', '0'],
['1', '1'],
['12', '12'],
['123', '123'],
['1234', '1,234'],
['12345', '12,345'],
['123456', '123,456'],
['1234567', '1,234,567'],
['12345678', '12,345,678'],
['123456789', '123,456,789'],
['1234567890', '1,234,567,890'],
['12345678901', '12,345,678,901'],
['123456789012', '123,456,789,012'],
['1234567890123', '1,234,567,890,123'],
// With decimals
['.1', '.1'],
['0.1', '0.1'],
['.12', '.12'],
['0.12', '0.12'],
['.123', '.123'],
['0.123', '0.123'],
['1.2', '1.2'],
['1.23', '1.23'],
['1.234', '1.234'],
['12.3', '12.3'],
['12.34', '12.34'],
['123.4', '123.4'],
['123.45', '123.45'],
['1234.5', '1,234.5'],
['1234.56', '1,234.56'],
['12345.6', '12,345.6'],
['12345.67', '12,345.67'],
['123456.7', '123,456.7'],
['123456.78', '123,456.78'],
['123456.789', '123,456.789'],
['1234567.8', '1,234,567.8'],
['1234567.89', '1,234,567.89'],
['1234567.899', '1,234,567.899'],
['12345678.9', '12,345,678.9'],
['12345678.99', '12,345,678.99'],
['12345678.999', '12,345,678.999'],
['123456789.1', '123,456,789.1'],
['123456789.12', '123,456,789.12'],
['123456789.123', '123,456,789.123'],
['1234567890.1', '1,234,567,890.1'],
['1234567890.12', '1,234,567,890.12'],
['1234567890.123', '1,234,567,890.123'],
['12345678901.2', '12,345,678,901.2'],
['12345678901.23', '12,345,678,901.23'],
['12345678901.234', '12,345,678,901.234'],
['123456789012.3', '123,456,789,012.3'],
['123456789012.34', '123,456,789,012.34'],
['123456789012.345', '123,456,789,012.345'],
['1234567890123.4', '1,234,567,890,123.4'],
['1234567890123.45', '1,234,567,890,123.45'],
['1234567890123.456', '1,234,567,890,123.456'],
// Negative numbers
['-1', '-1'],
['-12', '-12'],
['-123', '-123'],
['-1234', '-1,234'],
['-12345', '-12,345'],
['-123456', '-123,456'],
['-1234567', '-1,234,567'],
['-12345678', '-12,345,678'],
['-123456789', '-123,456,789'],
['-1234567890', '-1,234,567,890'],
['-12345678901', '-12,345,678,901'],
['-123456789012', '-123,456,789,012'],
['-1234567890123', '-1,234,567,890,123'],
[-Infinity, '-Infinity'],
// With decimals
['-.1', '-.1'],
['-.12', '-.12'],
['-.123', '-.123'],
['-1.2', '-1.2'],
['-1.23', '-1.23'],
['-1.234', '-1.234'],
['-12.3', '-12.3'],
['-12.34', '-12.34'],
['-123.4', '-123.4'],
['-123.45', '-123.45'],
['-1234.5', '-1,234.5'],
['-1234.56', '-1,234.56'],
['-12345.6', '-12,345.6'],
['-12345.67', '-12,345.67'],
['-123456.7', '-123,456.7'],
['-123456.78', '-123,456.78'],
['-123456.789', '-123,456.789'],
['-1234567.8', '-1,234,567.8'],
['-1234567.89', '-1,234,567.89'],
['-1234567.899', '-1,234,567.899'],
['-12345678.9', '-12,345,678.9'],
['-12345678.99', '-12,345,678.99'],
['-12345678.999', '-12,345,678.999'],
['-123456789.1', '-123,456,789.1'],
['-123456789.12', '-123,456,789.12'],
['-123456789.123', '-123,456,789.123'],
['-1234567890.1', '-1,234,567,890.1'],
['-1234567890.12', '-1,234,567,890.12'],
['-1234567890.123', '-1,234,567,890.123'],
['-12345678901.2', '-12,345,678,901.2'],
['-12345678901.23', '-12,345,678,901.23'],
['-12345678901.234', '-12,345,678,901.234'],
['-123456789012.3', '-123,456,789,012.3'],
['-123456789012.34', '-123,456,789,012.34'],
['-123456789012.345', '-123,456,789,012.345'],
['-1234567890123.4', '-1,234,567,890,123.4'],
['-1234567890123.45', '-1,234,567,890,123.45'],
['-1234567890123.456', '-1,234,567,890,123.456'],
]
testEach(testPairs, t, commaNumber)
// t.plan(testPairs.length)
// testPairs.forEach(function (pair) {
// var input, actual, expected, inputString, description
//
// input = pair[0]
// actual = format(input)
// expected = pair[1]
// inputString =
// ('object' === typeof input)
// ? JSON.stringify(input)
// : ('string' === typeof input)
// ? '\'' + input + '\''
// : input
// description = inputString + ' => ' + expected
//
// t.equal(actual, expected, description)
// })
})
tap.test('Invalid input', function (t) {
var input
input = [
[],
{},
null,
undefined,
'abc',
]
t.plan(6)
t.equal(commaNumber(input[0]), input[0], '[] => []')
t.equal(commaNumber(input[1]), input[1], '{} => {}')
t.equal(commaNumber(input[2]), input[2], 'null => null')
t.equal(commaNumber(input[3]), input[3], 'undefined => undefined')
t.equal(commaNumber(input[4]), input[4], '\'abc\' => \'abc\'')
t.equal(isNaN(commaNumber(NaN)), true, 'NaN => NaN')
})
tap.test('Separator with string inputs', function (t) {
t.plan(6)
t.equal(commaNumber('1000', ' '), '1 000', '1000 => 1 000')
t.equal(commaNumber('1000', '.'), '1.000', '1000 => 1.000')
t.equal(commaNumber('-1000', '.'), '-1.000', '-1000 => -1.000')
t.equal(commaNumber('1000.12', ' '), '1 000.12', '1000.12 => 1 000.12')
t.equal(commaNumber('1000.12', '.'), '1.000.12', '1000.12 => 1.000.12')
t.equal(commaNumber('-1000.12', '.'), '-1.000.12', '-1000.12 => -1.000.12')
})
tap.test('Separator with number inputs', function (t) {
t.plan(6)
t.equal(commaNumber(1000, ' '), '1 000', '1000 => 1 000')
t.equal(commaNumber(1000, '.'), '1.000', '1000 => 1.000')
t.equal(commaNumber(-1000, '.'), '-1.000', '-1000 => -1.000')
t.equal(commaNumber(1000.12, ' '), '1 000.12', '1000.12 => 1 000.12')
t.equal(commaNumber(1000.12, '.'), '1.000.12', '1000.12 => 1.000.12')
t.equal(commaNumber(-1000.12, '.'), '-1.000.12', '-1000.12 => -1.000.12')
})
tap.test('Decimal Separator with string inputs', function (t) {
t.plan(6)
t.equal(commaNumber('1234.5', undefined, '.'), '1,234.5', '1234.5 => 1,234.5')
t.equal(commaNumber('1234,5', '.', ','), '1.234,5', '1234,5 => 1.234,5')
t.equal(commaNumber('1234 5', undefined, ' '), '1,234 5', '1234 5 => 1,234 5')
t.equal(commaNumber('-1234.5', undefined, '.'), '-1,234.5', '-1234.5 => -1,234.5')
t.equal(commaNumber('-1234,5', '.', ','), '-1.234,5', '-1234,5 => -1.234,5')
t.equal(commaNumber('-1234 5', undefined, ' '), '-1,234 5', '-1234 5 => -1,234 5')
})
tap.test('Decimal Separator with number inputs', function (t) {
t.plan(6)
t.equal(commaNumber(1234.5, undefined, '.'), '1,234.5', '1234.5 => 1,234.5')
t.equal(commaNumber(1234.5, '.', ','), '1.234,5', '1234,5 => 1.234,5')
t.equal(commaNumber(1234.5, undefined, ' '), '1,234 5', '1234 5 => 1,234 5')
t.equal(commaNumber(-1234.5, undefined, '.'), '-1,234.5', '-1234.5 => -1,234.5')
t.equal(commaNumber(-1234.5, '.', ','), '-1.234,5', '-1234,5 => -1.234,5')
t.equal(commaNumber(-1234.5, undefined, ' '), '-1,234 5', '-1234 5 => -1,234 5')
})
tap.test('bindWith() and string inputs', function (t) {
var boundVersion, testPairs
boundVersion = commaNumber.bindWith('_', '!')
testPairs = [
['1234!56', '1_234!56'],
['1234567!89', '1_234_567!89'],
['1234567890!12', '1_234_567_890!12'],
['-1234!56', '-1_234!56'],
['-1234567!89', '-1_234_567!89'],
['-1234567890!12', '-1_234_567_890!12'],
]
testEach(testPairs, t, boundVersion)
})
tap.test('bindWith() and number inputs', function (t) {
var boundVersion, testPairs
boundVersion = commaNumber.bindWith('_', '!')
testPairs = [
[1234.56, '1_234!56'],
[1234567.89, '1_234_567!89'],
[1234567890.12, '1_234_567_890!12'],
[-1234.56, '-1_234!56'],
[-1234567.89, '-1_234_567!89'],
[-1234567890.12, '-1_234_567_890!12'],
]
testEach(testPairs, t, boundVersion)
})