126 lines
3.3 KiB
JavaScript
126 lines
3.3 KiB
JavaScript
const test = require('ava');
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const humanInterval = require('.');
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const macro = (t, inputs, expected) => {
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inputs = Array.isArray(inputs) ? inputs : [inputs];
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inputs.forEach(input => t.is(humanInterval(input), expected));
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};
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const units = {};
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units.second = 1000;
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units.minute = units.second * 60;
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units.hour = units.minute * 60;
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units.day = units.hour * 24;
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units.week = units.day * 7;
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units.month = units.day * 30;
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units.year = units.day * 365;
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const timeUnits = [
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'second',
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'minute',
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'hour',
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'day',
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'week',
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'month',
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'year'
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];
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const englishNumbers = [
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'one',
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'two',
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'three',
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'four',
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'five',
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'six',
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'seven',
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'eight',
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'nine',
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'ten'
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];
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// Invalid values:
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test('Returns undefined when given undefined', macro, undefined, undefined);
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test('Returns null when given null', macro, null, null);
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test('Returns empty string when given empty string', macro, '', '');
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test('Returns NaN when given unknown string', macro, 'foobar', Number.NaN);
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// Single values
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test('Returns the number when given a number', macro, 5000, 5000);
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test('Understands numbers', macro, '2 seconds', 2 * units.second);
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test('Understands decimals', macro, '2.5 seconds', 2.5 * units.second);
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test('Understands long decimals', macro, '2.5555 seconds', 2.5555 * units.second);
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// Understands time base units without numbers
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// i.e. "second === 1000"
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timeUnits.forEach(unit => {
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test(
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'Understands "' + unit + '" without number',
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macro,
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unit,
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Number(units[unit])
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);
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});
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// Understands time base units in singular
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// i.e. "1 second === 1000"
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timeUnits.forEach(unit => {
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test(
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'Understands "1 ' + unit + '"',
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macro,
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'1 ' + unit,
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Number(units[unit])
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);
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});
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// Understands time base units in plural
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// i.e. "2 seconds === 2000"
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timeUnits.forEach(unit => {
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test(
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'Understands ' + unit + 's in plural',
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macro,
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'2 ' + unit + 's',
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2 * Number(units[unit])
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);
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});
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// Understands time base units in decimals values
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// i.e. "1.5 seconds === 1500"
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timeUnits.forEach(unit => {
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test(
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'Understands ' + unit + 's in decimals',
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macro,
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'1.5 ' + unit + 's',
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1.5 * Number(units[unit])
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);
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});
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// English numbers
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// i.e. "one second === 1000"
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englishNumbers.forEach((number, i) => {
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test(
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'Understands english number ' + number,
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macro,
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number + ' seconds',
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(i + 1) * units.second
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);
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});
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// Understands negative numbers
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// i.e. "-2 seconds === -2000"
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timeUnits.forEach(unit => {
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test(
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'Understands negative ' + unit + 's',
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macro,
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'-2 ' + unit + 's',
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-2 * Number(units[unit])
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);
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});
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// Mixed
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test('Understands mixed units', macro, '3 minutes and 30 seconds', (3 * units.minute) + (30 * units.second));
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test('Understands mixed time expressions with plurals', macro, ['three minutes and 30 seconds', 'three minutes 30 seconds'], (3 * units.minute) + (30 * units.second));
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test('Understands mixed time expressions with singulars', macro, ['one minute and 1 second', 'one minute 1 second'], units.minute + units.second);
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test('Understands 2 digit english numbers', macro, 'thirty three seconds', 33 * units.second);
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test('Understands mix units + multi digit english numbers', macro, 'hundred and three seconds and twelve minutes', (103 * units.second) + (12 * units.minute));
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test('Understands hyphenated numbers', macro, 'three hundred and twenty-five seconds', (325 * units.second));
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