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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-28 14:29:10 +0000
commit2aa4a82499d4becd2284cdb482213d541b8804dd (patch)
treeb80bf8bf13c3766139fbacc530efd0dd9d54394c /js/src/tests/non262/Intl/NumberFormat/StringBuffer.js
parentInitial commit. (diff)
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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.js37
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
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+++ b/js/src/tests/non262/Intl/NumberFormat/StringBuffer.js
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+// |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");