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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/tests/non262/Intl/NumberFormat/StringBuffer.js | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/Intl/NumberFormat/StringBuffer.js')
-rw-r--r-- | js/src/tests/non262/Intl/NumberFormat/StringBuffer.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/tests/non262/Intl/NumberFormat/StringBuffer.js b/js/src/tests/non262/Intl/NumberFormat/StringBuffer.js new file mode 100644 index 0000000000..70aaa7bd75 --- /dev/null +++ b/js/src/tests/non262/Intl/NumberFormat/StringBuffer.js @@ -0,0 +1,37 @@ +// |reftest| skip-if(!this.hasOwnProperty("Intl")) +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// The implementation of the format function uses the C++ StringBuffer class, +// which changes its storage model at 32 characters, and uses it in a way which +// also means that there's no room for null-termination at this limit. +// This test makes sure that none of this affects the output. + +var format = new Intl.NumberFormat("it-IT", {minimumFractionDigits: 1}); + +assertEq(format.format(1123123123123123123123.1), "1.123.123.123.123.123.100.000,0"); +assertEq(format.format(12123123123123123123123.1), "12.123.123.123.123.122.000.000,0"); +assertEq(format.format(123123123123123123123123.1), "123.123.123.123.123.120.000.000,0"); + +// Ensure the ICU output matches Number.prototype.toFixed. +function formatToFixed(x) { + var mfd = format.resolvedOptions().maximumFractionDigits; + var s = x.toFixed(mfd); + + // To keep it simple we assume |s| is always in exponential form. + var m = s.match(/^(\d)\.(\d+)e\+(\d+)$/); + assertEq(m !== null, true); + s = m[1] + m[2].padEnd(m[3], "0"); + + // Group digits and append fractional part. + m = s.match(/\d{1,3}(?=(?:\d{3})*$)/g); + assertEq(m !== null, true); + return m.join(".") + ",0"; +} + +assertEq(formatToFixed(1123123123123123123123.1), "1.123.123.123.123.123.100.000,0"); +assertEq(formatToFixed(12123123123123123123123.1), "12.123.123.123.123.122.000.000,0"); +assertEq(formatToFixed(123123123123123123123123.1), "123.123.123.123.123.120.000.000,0"); + +reportCompare(0, 0, "ok"); |