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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /js/src/tests/non262/Math/sign.js
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/Math/sign.js')
-rw-r--r--js/src/tests/non262/Math/sign.js34
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/non262/Math/sign.js b/js/src/tests/non262/Math/sign.js
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index 0000000000..5552dfc3d4
--- /dev/null
+++ b/js/src/tests/non262/Math/sign.js
@@ -0,0 +1,34 @@
+// If x is NaN, the result is NaN.
+assertEq(Math.sign(NaN), NaN);
+
+// If x is −0, the result is −0.
+assertEq(Math.sign(-0), -0);
+
+// If x is +0, the result is +0.
+assertEq(Math.sign(+0), +0);
+
+// If x is negative and not −0, the result is −1.
+assertEq(Math.sign(-Number.MIN_VALUE), -1);
+assertEq(Math.sign(-Number.MAX_VALUE), -1);
+assertEq(Math.sign(-Infinity), -1);
+
+for (var i = -1; i > -20; i--)
+ assertEq(Math.sign(i), -1);
+
+assertEq(Math.sign(-1e-300), -1);
+assertEq(Math.sign(-0x80000000), -1);
+
+// If x is positive and not +0, the result is +1.
+assertEq(Math.sign(Number.MIN_VALUE), +1);
+assertEq(Math.sign(Number.MAX_VALUE), +1);
+assertEq(Math.sign(Infinity), +1);
+
+for (var i = 1; i < 20; i++)
+ assertEq(Math.sign(i), +1);
+
+assertEq(Math.sign(+1e-300), +1);
+assertEq(Math.sign(0x80000000), +1);
+assertEq(Math.sign(0xffffffff), +1);
+
+
+reportCompare(0, 0, "ok");