| // Copyright 2019 Igalia, S.L. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-intl.numberformat.prototype.format |
| description: Checks handling of the engineering and scientific notations. |
| locale: [ja-JP] |
| features: [Intl.NumberFormat-unified] |
| ---*/ |
| |
| |
| const tests = [ |
| [ |
| 0.000345, |
| "345E-6", |
| "3.45E-4", |
| ], |
| [ |
| 0.345, |
| "345E-3", |
| "3.45E-1", |
| ], |
| [ |
| 3.45, |
| "3.45E0", |
| "3.45E0", |
| ], |
| [ |
| 34.5, |
| "34.5E0", |
| "3.45E1", |
| ], |
| [ |
| 543, |
| "543E0", |
| "5.43E2", |
| ], |
| [ |
| 5430, |
| "5.43E3", |
| "5.43E3", |
| ], |
| [ |
| 543000, |
| "543E3", |
| "5.43E5", |
| ], |
| [ |
| 543211.1, |
| "543.211E3", |
| "5.432E5", |
| ], |
| [ |
| -Infinity, |
| "-∞", |
| "-∞", |
| ], |
| [ |
| Infinity, |
| "∞", |
| "∞", |
| ], |
| [ |
| NaN, |
| "NaN", |
| "NaN", |
| ], |
| ]; |
| |
| for (const [number, engineering, scientific] of tests) { |
| const nfEngineering = (new Intl.NumberFormat("ja-JP", { notation: "engineering" })); |
| assert.sameValue(nfEngineering.format(number), engineering); |
| const nfScientific = (new Intl.NumberFormat("ja-JP", { notation: "scientific" })); |
| assert.sameValue(nfScientific.format(number), scientific); |
| } |
| |