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2 | 2 | // Use of this source code is governed by a BSD-style license that can be
|
3 | 3 | // found in the LICENSE file.
|
4 | 4 |
|
5 |
| -// Make sure minimumFractionDigits is honored |
| 5 | +// Make sure minimumFractionDigits and maximumFractionDigits are honored |
6 | 6 |
|
7 |
| -var nf = new Intl.NumberFormat("en-us",{ useGrouping: false, minimumFractionDigits: 4}); |
| 7 | +var nf = new Intl.NumberFormat("en-us", { useGrouping: false, minimumFractionDigits: 4, maximumFractionDigits: 8}); |
8 | 8 |
|
9 | 9 | assertEquals("12345.6789", nf.format(12345.6789));
|
| 10 | +assertEquals("12345.678912", nf.format(12345.678912)); |
| 11 | +assertEquals("12345.6700", nf.format(12345.67)); |
| 12 | +assertEquals("12345.67891234", nf.format(12345.6789123421)); |
| 13 | + |
| 14 | +nf = new Intl.NumberFormat("en-us", { useGrouping: false, minimumFractionDigits: 4, maximumFractionDigits: 8, style: 'percent'}); |
| 15 | + |
| 16 | +assertEquals("12345.6789%", nf.format(123.456789)); |
| 17 | +assertEquals("12345.678912%", nf.format(123.45678912)); |
| 18 | +assertEquals("12345.6700%", nf.format(123.4567)); |
| 19 | +assertEquals("12345.67891234%", nf.format(123.456789123421)); |
| 20 | + |
| 21 | +nf = new Intl.NumberFormat('en', {minimumFractionDigits: 4, maximumFractionDigits: 8, style: 'currency', currency: 'USD'}); |
| 22 | + |
| 23 | +assertEquals("$54,306.404797", nf.format(54306.4047970)); |
| 24 | +assertEquals("$54,306.4000", nf.format(54306.4)); |
| 25 | +assertEquals("$54,306.40000001", nf.format(54306.400000011)); |
| 26 | + |
| 27 | +// Ensure that appropriate defaults exist when minimum and maximum are not specified |
| 28 | + |
| 29 | +nf = new Intl.NumberFormat("en-us", { useGrouping: false }); |
| 30 | + |
| 31 | +assertEquals("12345.679", nf.format(12345.6789)); |
| 32 | +assertEquals("12345.679", nf.format(12345.678912)); |
| 33 | +assertEquals("12345.67", nf.format(12345.6700)); |
| 34 | +assertEquals("12345", nf.format(12345)); |
| 35 | +assertEquals("12345.679", nf.format(12345.6789123421)); |
| 36 | + |
| 37 | +nf = new Intl.NumberFormat("en-us", { useGrouping: false, style: 'percent'}); |
| 38 | + |
| 39 | +assertEquals("12346%", nf.format(123.456789)); |
| 40 | +assertEquals("12346%", nf.format(123.45678912)); |
| 41 | +assertEquals("12346%", nf.format(123.456700)); |
| 42 | +assertEquals("12346%", nf.format(123.456789123421)); |
| 43 | +assertEquals("12345%", nf.format(123.45)); |
| 44 | + |
| 45 | +// For currency, the minimum or the maximum can be overwritten individually |
| 46 | + |
| 47 | +nf = new Intl.NumberFormat('en', {minimumFractionDigits: 0, style: 'currency', currency: 'USD'}); |
| 48 | + |
| 49 | +assertEquals("$54,306.4", nf.format(54306.4047970)); |
| 50 | +assertEquals("$54,306.4", nf.format(54306.4)); |
| 51 | +assertEquals("$54,306", nf.format(54306)); |
| 52 | + |
| 53 | +nf = new Intl.NumberFormat('en', {maximumFractionDigits: 3, style: 'currency', currency: 'USD'}); |
| 54 | + |
| 55 | +assertEquals("$54,306.405", nf.format(54306.4047970)); |
| 56 | +assertEquals("$54,306.40", nf.format(54306.4)); |
| 57 | +assertEquals("$54,306.00", nf.format(54306)); |
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