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Diffstat (limited to 'js/src/tests/test262/intl402/DisplayNames/options-fallback-invalid-throws.js')
-rw-r--r-- | js/src/tests/test262/intl402/DisplayNames/options-fallback-invalid-throws.js | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/DisplayNames/options-fallback-invalid-throws.js b/js/src/tests/test262/intl402/DisplayNames/options-fallback-invalid-throws.js new file mode 100644 index 0000000000..c1d6c5ae21 --- /dev/null +++ b/js/src/tests/test262/intl402/DisplayNames/options-fallback-invalid-throws.js @@ -0,0 +1,59 @@ +// Copyright (C) 2019 Leo Balter. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-Intl.DisplayNames +description: > + Return abrupt completion from an invalid fallback option +info: | + Intl.DisplayNames ( locales , options ) + + 1. If NewTarget is undefined, throw a TypeError exception. + 2. Let displayNames be ? OrdinaryCreateFromConstructor(NewTarget, "%DisplayNamesPrototype%", + « [[InitializedDisplayNames]], [[Locale]], [[Style]], [[Type]], [[Fallback]], [[Fields]] »). + ... + 4. Let options be ? ToObject(options). + ... + 8. Let matcher be ? GetOption(options, "localeMatcher", "string", « "lookup", "best fit" », "best fit"). + ... + 12. Let type be ? GetOption(options, "type", "string", « "language", "region", "script", "currency" », "language"). + 13. If type is undefined, throw a TypeError exception. + ... + 15. Let fallback be ? GetOption(options, "fallback", "string", « "code", "none" », "code"). + ... + + GetOption ( options, property, type, values, fallback ) + + 1. Let value be ? Get(options, property). + 2. If value is not undefined, then + ... + c. If type is "string", then + i. Let value be ? ToString(value). + d. If values is not undefined, then + i. If values does not contain an element equal to value, throw a RangeError exception. + ... +features: [Intl.DisplayNames] +locale: [en] +---*/ + +assert.throws(RangeError, () => { + new Intl.DisplayNames('en', {fallback: 'err', type: 'language'}); +}, 'err'); + +assert.throws(RangeError, () => { + new Intl.DisplayNames('en', {fallback: 'non', type: 'language'}); +}, 'non, not none'); + +assert.throws(RangeError, () => { + new Intl.DisplayNames('en', {fallback: null, type: 'language'}); +}, 'null'); + +assert.throws(RangeError, () => { + new Intl.DisplayNames('en', {fallback: '', type: 'language'}); +}, 'the empty string'); + +assert.throws(RangeError, () => { + new Intl.DisplayNames('en', {fallback: ['code', 'none'], type: 'language'}); +}, 'an array with the valid options is not necessarily valid'); + +reportCompare(0, 0); |