| // Copyright 2016 Mozilla Corporation. All rights reserved. |
| // This code is governed by the license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-intl.getcanonicallocales |
| description: Test Intl.getCanonicalLocales for step 5. |
| info: | |
| 9.2.1 CanonicalizeLocaleList (locales) |
| 5. Let len be ? ToLength(? Get(O, "length")). |
| includes: [compareArray.js] |
| features: [Symbol] |
| ---*/ |
| |
| var locales = { |
| '0': 'en-US', |
| }; |
| |
| Object.defineProperty(locales, "length", { |
| get: function() { throw new Test262Error() } |
| }); |
| |
| assert.throws(Test262Error, function() { |
| Intl.getCanonicalLocales(locales); |
| }, "should throw if locales.length throws"); |
| |
| var locales = { |
| '0': 'en-US', |
| '1': 'pt-BR', |
| }; |
| |
| Object.defineProperty(locales, "length", { |
| get: function() { return "1" } |
| }); |
| |
| assert(compareArray(Intl.getCanonicalLocales(locales), ['en-US']), |
| "should return one element if locales.length is '1'"); |
| |
| var locales = { |
| '0': 'en-US', |
| '1': 'pt-BR', |
| }; |
| |
| Object.defineProperty(locales, "length", { |
| get: function() { return 1.3 } |
| }); |
| |
| assert(compareArray(Intl.getCanonicalLocales(locales), ['en-US']), |
| "should return one element if locales.length is 1.3"); |
| |
| var locales = { |
| '0': 'en-US', |
| '1': 'pt-BR', |
| }; |
| |
| Object.defineProperty(locales, "length", { |
| get: function() { return Symbol("1.8") } |
| }); |
| |
| assert.throws(TypeError, function() { |
| Intl.getCanonicalLocales(locales); |
| }, "should throw if locales.length is a Symbol"); |
| |
| var locales = { |
| '0': 'en-US', |
| '1': 'pt-BR', |
| }; |
| |
| Object.defineProperty(locales, "length", { |
| get: function() { return -Infinity } |
| }); |
| |
| assert(compareArray(Intl.getCanonicalLocales(locales), []), |
| "should return empty array if locales.length is -Infinity"); |
| |
| var locales = { |
| length: -Math.pow(2, 32) + 1 |
| }; |
| |
| Object.defineProperty(locales, "0", { |
| get: function() { throw new Error("must not be gotten!"); } |
| }) |
| |
| assert(compareArray(Intl.getCanonicalLocales(locales), []), |
| "should return empty array if locales.length is a negative value"); |
| |
| var count = 0; |
| var locs = { get length() { if (count++ > 0) throw 42; return 0; } }; |
| var locales = Intl.getCanonicalLocales(locs); // shouldn't throw 42 |
| assert.sameValue(locales.length, 0); |