From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 21:33:14 +0200 Subject: Adding upstream version 115.7.0esr. Signed-off-by: Daniel Baumann --- js/src/tests/non262/Math/log2-exact.js | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) create mode 100644 js/src/tests/non262/Math/log2-exact.js (limited to 'js/src/tests/non262/Math/log2-exact.js') diff --git a/js/src/tests/non262/Math/log2-exact.js b/js/src/tests/non262/Math/log2-exact.js new file mode 100644 index 0000000000..160034ddb8 --- /dev/null +++ b/js/src/tests/non262/Math/log2-exact.js @@ -0,0 +1,30 @@ +// Properties of Math.log2 that are guaranteed by the spec. + +// If x is NaN, the result is NaN. +assertEq(Math.log2(NaN), NaN); + +// If x is less than 0, the result is NaN. +assertEq(Math.log2(-1e-10), NaN); +assertEq(Math.log2(-1e-5), NaN); +assertEq(Math.log2(-1e-1), NaN); +assertEq(Math.log2(-Number.MIN_VALUE), NaN); +assertEq(Math.log2(-Number.MAX_VALUE), NaN); +assertEq(Math.log2(-Infinity), NaN); + +for (var i = -1; i > -10; i--) + assertEq(Math.log2(i), NaN); + +// If x is +0, the result is −∞. +assertEq(Math.log2(+0), -Infinity); + +// If x is −0, the result is −∞. +assertEq(Math.log2(-0), -Infinity); + +// If x is 1, the result is +0. +assertEq(Math.log2(1), +0); + +// If x is +∞, the result is +∞. +assertEq(Math.log2(Infinity), Infinity); + + +reportCompare(0, 0, 'ok'); -- cgit v1.2.3